Summary of Contents for Keysight Technologies 8163A
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Artisan Technology Group is your source for quality new and certified-used/pre-owned equipment SERVICE CENTER REPAIRS WE BUY USED EQUIPMENT • FAST SHIPPING AND DELIVERY Experienced engineers and technicians on staff Sell your excess, underutilized, and idle used equipment at our full-service, in-house repair center We also offer credit for buy-backs and trade-ins •...
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8163A/B Lightwave Multimeter, 8164A/B Lightwave Measurement System, 8166A/B Lightwave Multichannel System User Guide...
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(EULA), a copy of which can be found HEREIN, INCLUDING BUT NOT LIMITED TO at http://www.keysight.com/find/sweula. THE IMPLIED WARRANTIES OF MER- The license set forth in the EULA represents CHANTABILITY AND FITNESS FOR A PAR- 8163A/B, 8164A/B, 8166A/B User’s Guide...
Instrument Markings Laser Safety Information Laser Safety Labels 8163A/B Lightwave Mul timeter 8164A/B Lightwave Measurement System 8166A/B Lightwave Mul tichannel System A Description of the User Interface Password User Interface Features How to Navigate/Modify the Display 8163A/B, 8164A/B, 8166A/B User’s Guide...
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How to Select the Printer Type How to Change the Password If You Forget Your Password How to Get Information About Modules How to Get Information About the Mainframe How to Connect an External Monitor How to Connect a Printer 8163A/B, 8164A/B, 8166A/B User’s Guide...
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What is a Tunable Laser? How to Set the Power How to Set the Output Power of a CW Signal What is Excessive Power ? How to Set the Laser to the Dark Position The Analog Output 8163A/B, 8164A/B, 8166A/B User’s Guide...
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How to Use Output Triggering How to Use Auxiliary Functions Automatic Realignment How to Perform a Lambda Zero Auto Cal Off 6 Compact Tunable Lasers Compact Tunable Laser modules How to Use a compact Tunable Laser The User Interface 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Measuring the Power Transmitted Through the Measurement Patchcord Measuring the Reflections from the DUT Measuring the Power Transmitted Through the DUT Calculating the Return Loss of the DUT Calculating the Front Panel Delta Calculating the Insertion Loss of the DUT 8163A/B, 8164A/B, 8166A/B User’s Guide...
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How to Toggle the Switch path Typical Applications Selecting a Laser Source Selecting Measurement and Calibration Paths Inserting or Bypassing an Optical Component Selecting one of several DUTs in a parallel test setup Selecting one of several instruments 8163A/B, 8164A/B, 8166A/B User’s Guide...
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How to Set Up PACT How to Measure the Reference How to Perform a Loss Measurement Analysing a PACT Measurement On-Screen Messages The Pmax Curve What is the Pmax Curve ? How to View the Pmax Curve 8163A/B, 8164A/B, 8166A/B User’s Guide...
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AC Line Power Supply Requirements Line Power Requirements Line Power Cable Changing the Battery Changing the Fuse Operating and Storage Environment Temperature Humidity Altitude Pollution Protection Storage and Shipment Instrument Cooling Storage Position Carrying the Instrument 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Parallel Port, PCMCIA Slot, Keyboard connector and 24V DC Output Claims and Repackaging Return Shipments to Keysight Technologies 12 Accessories Instrument and Options - Keysight 8163A/B Instrument and Options - Keysight 8164A/B Instrument and Options - Keysight 8166A/B Modules Keysight 81645A Filler Module...
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Which Cleaning Procedure should I use ? Light dirt Heavy dirt How to clean connectors Preferred Procedure Procedure for Stubborn Dirt An Alternative Procedure How to clean connector adapters Preferred Procedure Procedure for Stubborn Dirt 8163A/B, 8164A/B, 8166A/B User’s Guide...
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How to clean optical devices which are sensitive to mechanical stress and pressure Preferred Procedure Procedure for Stubborn Dirt Alternative Procedure How to clean metal fil ters or attenuator gratings Preferred Procedure Procedure for Stubborn Dirt Add itional Cleaning Information 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Contents Other Cleaning Hints Making the connection Lens cleaning papers Immersion oil and other index matching compounds Cleaning the housing and the mainframe 16 Firmware Upgrades Firmware Upgrade Process Index 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Keysight 8166B Lightwave Multichannel System. In general, if not specifically mentioned, the information in this User Guide also applies to the previous generation of 8163A, 8164A and 8166A. Here you will find a quick description of the instrument, how to use the user interface and how to perform a simple sample session.
Keysight Technologies assumes no liability for the customer’s failure to comply with these requirements. This product has been designed and tested in accordance with IEC Publication 61010-1, Safety Requirements for Electrical Equipment for Measurement, Control and Laboratory.
To prevent potential fire or shock hazard, do not expose the instrument to rain or other excessive moisture. Line Power Requirements The 8163A/B Lightwave Multimeter System complies with overvoltage CAUTION category II and can operate from the single-phase AC power source that supplies between 100 V and 240 V at a frequency in the range 50 to 60 Hz.The maximum power consumption is 120 VA with all options installed.
In accordance with international safety standards, the instrument has a three-wire power cable. When connected to an appropriate AC power receptacle, this cable earths the instrument cabinet. The type of power cable shipped with each instrument depends on the country of destination. 8163A/B, 8164A/B, 8166A/B User’s Guide...
• Defective, damaged, or malfunctioning laser sources must be returned to a Keysight Technologies Service Center. • Do not operate the instrument in the presence of flammable gases or fumes. Operation of any electrical instrument in such an environment constitutes a definite safety hazard.
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This text denotes the instrument is an Industrial Scientific and ISM1-A ISM1-A Medical Group 1 Class A product. Frame or chassis terminal. Protective conductor Terminal Caution, risk of electric shock. Magnetic fields may interfere with a pacemaker Caution, hot surface 8163A/B, 8164A/B, 8166A/B User’s Guide...
Max. permissible CW output power 15.6 mW 10 mW 10 mW 15.6 mW/10 mW Max. CW output power is defined as the highest possible optical power that the laser source can produce at its output connector. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Laser Class according to IEC 60825-1 (2007) Max. permissible CW output power 163 mW 163 mW Max. CW output power is defined as the highest possible optical power that the laser source can produce at its output connector. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Max. permissible CW output power 163 mW 163 mW 500 mW 55 - 500 mW Max. CW output power is defined as the highest possible optical power that the laser source can produce at its output connector. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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163 mW 52 mW 52 mW 52 mW 52 mW CW output power * Max. CW output power is defined as the highest possible optical power that the laser source can produce at its output connector. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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163 mW 163 mW 52 mW permissible 163 mW 163 mW CW output power Max. CW output power is defined as the highest possible optical power that the laser source can produce at its output connector. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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IEC 60825-1 (2007) Max. permissible CW output power 163 mW 163 mW 163 mW Max. CW output power is defined as the highest possible optical power that the laser source can produce at its output connector. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Max. CW output power is defined as the highest possible optical power that the laser source can produce at its output connector. Max. permissible CW output power is the highest optical power that is permitted within the appropriate laser class. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Max. permissible CW output power 15.6 mW 10 mW 10 mW 15.6 mW/10 mW Max. CW output power is defined as the highest possible optical power that the laser source can prodcue at its output connector 8163A/B, 8164A/B, 8166A/B User’s Guide...
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The laser radiation can seriously damage your eyesight. • The use of other optical instruments with this product will increase the hazard to your eyes. • Refer servicing only to qualified and authorized personnel. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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+18.5 dBm or 70 mW! • Use a metal cap to cover the laser outputs when open. Terminate open patchcord ends with a commercially available “fiber optic light trap”. 8163A/B, 8164A/B, 8166A/B User’s Guide...
It’s modular format makes it flexible enough to meet changing needs when measuring optical power, power loss, or return loss for single or multi-mode components. The 8163A/B Lightwave Multimeter mainframe has two slim module slots. The system can host up to two front-loadable modules, of any combination of the following types: •...
Return Loss Modules, such as the Keysight 81610A • Attenuator Modules, such as the Keysight 81570A • Optical Switch Modules. such as the Keysight 81595B The front-loadable module slots also support all modules designed for the 8153A Lightwave Multimeter. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Return Loss Modules, such as the Keysight 81610A • Attenuator Modules, such as the Keysight 81570A • Optical Switch Modules. such as the Keysight 81595B, The front-loadable module slots do not support any modules designed for the 8153A Lightwave Multimeter. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Numerical Keypad Power Key Softkeys Hardkeys Figure 7 The 8164A/B Lightwave Measurement System User Interface The 8163A/B and the 8166A/B do not provide the following two features of the 8164A/B’s user interface: • the Modify Knob, and • the Numerical Keypad.
Tunable Laser modules, you must enter the password to unlock the instrument. The default password is 1234. NOTE If You Forget Your Password If you forget your password, contact your nearest Keysight Technologies Sales/Service Office. Find contact details by accessing http://www.keysight.com/ on the Internet. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Applications page -247, and • to identify a channel when using a GPIB command, see the 8163A/B Lightwave Multimeter, 8164A/B Lightwave Measurement System, & 8166A/B Lightwave Multichannel System Programming Guide for more information on GPIB commands.
-40 shows the overview screen for the 8163B Lightwave Multimeter, this screen is shown immediately after start-up. It shows the most important parameters of all installed modules. Figure 9 The 8163B’s Overview Screen 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Getting Started The display of the Keysight 8163A and the Keysight 8166A is NOTE monochrome only. Figure 9 on page -40 shows the overview screen for the 8164A/B Lightwave Measurement System, this screen is shown immediately after start-up. It shows the most important parameters of all installed modules Figure 10 The 8164A/B’s Overview Screen...
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-54, the up and down cursor keys can be used to increment and decrement the value of a digit and the left and right cursor keys can be used to move the highlighted digit left and right. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Turning the Modify Knob anti-clockwise moves the highlighted marker left and then up. You can use the Modify Knob to change the value of a parameter. See to Change the Value of a Parameter on page -54. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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[Details] softkey. You should see the Details screen as shown in Figure on page -44, Figure 15 on page -45, or Figure 16 on page -46. Figure 14 The 8163B’s Details Screen for a Power Sensor Channel 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Getting Started Figure 15 The 8164A/B’s Details Screen for a Tunable Laser Channel 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Press the [Menu] softkey to access all the parameters and functions that apply to a module. Figure 17 on page -47 and Figure 19 on page -49 show the type of menu you should see for a Power Sensor channel. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Getting Started Figure 17 The 8163B/6B Menu for a Power Sensor Channel 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Press the Config hardkey to access all the system configuration parameters that can be changed. Figure 19 on page -49 and Figure 20 page -50 show the menu you should see. See Additional Information page -61 for more details. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Getting Started Figure 19 The 8163B System Configuration Menu 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Getting Started Figure 20 The 8164A/B System Configuration Menu How to Get Help Press the Help hardkey any time you need more information. The instrument displays online documentation for the currently selected parameter. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Getting Started Figure 21 The 8164A/B Help Screen Press the [Index] softkey to access the Index of help topics. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Press the [Print] softkey to print the current help page. See How to Connect a Printer on page -97 for more information on printing. Press the [Close] softkey to leave the online documentation and resume your task. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Getting Started How to Access Applications You can access these applications for the Keysight 8163A/B Lightwave Multimeter or Keysight 8164A/B Lightwave Measurement System by pressing the Appl hardkey, the Applications Menu appears, as shown in Figure 23 on page -53. See Applications on page -247 for further details.
Details screen, after pressing the [Details] softkey, • from the Menu screen, after pressing the [Menu] softkey, or, • for the 8163A/B and 8164A/B, from the Overview screen. To start editing a parameter, you move to it and: • press the Enter hardkey, •...
Repeat steps 2 and 3 to continue editing the value. When you have finished editing the value, press Enter. The edited value becomes the new value of the parameter. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Move to the Power Sensor channel and press the [Menu] softkey. Move to the <Averaging Time> parameter and press Enter. You see the screen in Figure 25 on page -57. Move to <1 s>, by using the cursor key, and press Enter. 8163A/B, 8164A/B, 8166A/B User’s Guide...
If you press Enter or the [OK] softkey and the parameter changes to a different value, then you tried to enter a value outside the calibrated range. The new value is the nearest valid value to the value you entered. 8163A/B, 8164A/B, 8166A/B User’s Guide...
This sample session shows you how to measure the power of a modulated signal at a single wavelength. The sample session is written for the 8163A/B Lightwave Multimeter or 8164A/B Lightwave Measurement System, the Keysight 81960A Tunable Laser module, and the Keysight 81634B Power Sensor. To perform the...
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Enter 1540.000 and press Enter. How to set the averaging time for the Power Sensor module: a Move to the measurement averaging time, [Tavg], and press Enter. b Move to <1 s>, using the cursor key, and press Enter. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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You should notice that the power reading is approximately half the value set on the Tunable Laser module. This is because the output is modulated by a square wave with a 50% duty cycle. 8163A/B, 8164A/B, 8166A/B User’s Guide...
/ 95 How to Connect a Printer / 97 This chapter describes the system functions of the 8163A/B Lightwave Multimeter, the 8164A/B Lightwave Measurement System, and the 8166A/B Lightwave Multichannel System. Here you will find out how to set the configuration settings and how to connect an external monitor.
Using the System Utilities Press the Config hardkey to access configuration information for your mainframe. You see the screens in Figure 27 on page 62 and Figure 28 page 63. Figure 27 The 8163B/6B Configuration Menu 8163A/B, 8164A/B, 8166A/B User’s Guide...
How to Set the Backlight The Backlight and menu option allows you to change the appearance of the screen. The Backlight menu option is supported by the 8163A/B and 8166A/B NOTE but not by the 8164A/B. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Entering a Backlight Value Enter an integer value between zero and one hundred in this box and press Enter. The Contrast can also be set for the 8163A and the 8166A models, but NOTE only these models, as follows: 8163A/B, 8164A/B, 8166A/B User’s Guide...
To set the date and time: Press the Config hardkey. Move to the <Date & Time> menu option and press Enter. You see a box, similar to Figure 30 on page 66, displaying the current date and time settings. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Edit the hour, minute, or second using the cursor key. Press [OK]. Perform steps step 6 step 7 again if the date is not fully correct. When the time and date are both correct, press [Close] to return to the configuration menu. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Enter and the instrument unlocks. The default password is 1234. NOTE To lock the instrument, perform the steps above, but in step 2 move to the <Lock> menu option in place of the <Unlock> menu option. 8163A/B, 8164A/B, 8166A/B User’s Guide...
To change the triggering mode: Press the Config hardkey. Move to the <Trigger> menu option and press Enter. You see a box displaying the available triggering modes. 8163A/B, 8164A/B, 8166A/B User’s Guide...
To configure startup applications: Press the Config hardkey. Move to the <Startup Applications> menu option and press Enter. Select the application you want to start up when the system is switched on. 8163A/B, 8164A/B, 8166A/B User’s Guide...
335. To configure your Foot Pedal: Press the Config hardkey. Move to the <Foot pedal support> menu option and press Enter. You see a box displaying <On> and <Off>. Figure 33 Enabling/Disabling the Foot Panel 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Move to <On> to enable the Foot Pedal or move to <Off> to disable the Foot Pedal. The 8163A, 8164A, and 8166A require FPGA version 1.5 or higher. The NOTE FPGA version number and date is displayed after you boot up the instrument.
Enter an integer value between 0 and 30 into this box and press Enter. The address is set to this value. Avoid using 21 as the GPIB address because this number is often the NOTE controller’s default GPIB address. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Additional Information How to Configure LAN User Interface Some new entries have been added to the Configuration menu, which can be opened with the [Config] hard key: Figure 35 Configuration Menu 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Use the cursor keys (or the modify knob on the 8164B) to select “Current LAN Settings” in the “Configuration Menu” and press the [OK] soft key to open a box displaying the currently used LAN settings. Figure 36 Configuration - Current LAN Settings 8163A/B, 8164A/B, 8166A/B User’s Guide...
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DHCP server and differ from the values entered in the “Edit LAN Settings” dialog. The message box does not update automatically. To update the values, press the [Close] soft key then select “Current LAN Settings” again. Figure 37 Current LAN Settings 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Edit LAN Settings Use the cursor keys (or the modify knob on the 8164B) to select “Edit LAN Settings” in the “Configuration Menu”, then press the [OK] soft key. Figure 38 Configuration - Edit LAN Settings 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Additional Information Edit the IP Address Use the cursor keys (or the modify knob and the numeric keypad on the 8164B) to edit the IP address. Figure 39 LAN Settings - IP Address 8163A/B, 8164A/B, 8166A/B User’s Guide...
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• [right] set all bits in the actual byte, jump one byte right, and set the first byte in it The modify knob on the 8164B works like the [up] and [down] buttons. Figure 40 LAN Settings - Subnet Mask 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Additional Information Edit the Default Gateway Use the cursor keys (or the modify knob and the numeric keypad on the 8164B) to s edit the IP address. Figure 41 LAN Settings - DGatw 8163A/B, 8164A/B, 8166A/B User’s Guide...
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• The [OK] soft key is disabled until the value in the editor is valid. • If you try to enter a character which would create an invalid host name, the instrument beeps. • If enter an empty host name, the host name is reset to its default value. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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• Delete the last character using the [Delete] soft key. • The [OK] soft key is disabled until the value in the editor is valid. • If you try to enter a character which would create an invalid domain name, the instrument beeps. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Figure 44 Configuration - DHCP Use the cursor keys (or the modify knob on the 8164B) to select • “Off” if you want to disable DHCP, or • “On” if you want to enable DHCP. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Additional Information Figure 45 Enable/Disable - DHCP Press the [OK] soft key. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Use the cursor keys (or the modify knob on the 8164B) to select “Show MAC Address” in the “Configuration Menu” and press the [OK] soft key to open a box displaying the network adapters MAC address. Figure 46 Configure - Show MAC Address 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Additional Information Figure 47 MAC Address 8163A/B, 8164A/B, 8166A/B User’s Guide...
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If you have changed network parameters and want to apply them, use the cursor keys (or the modify knob on the 8164B) to select “Restart network” in the “Configuration Menu”, then press the [OK] soft key. Figure 48 Configuration - Restart Network 8163A/B, 8164A/B, 8166A/B User’s Guide...
Move to the <Serial Interface> menu option and press Enter. You see a box displaying all the available line speeds in bps. Figure 49 Selecting a Baudrate for the Serial Interface Move to the Baudrate required and press Enter. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Press the Config hardkey. Move to the <Module Update> menu option and press Enter. You see a box that displays Module Update mode as on. Press [OK] to start the Module Firmware Download process. 8163A/B, 8164A/B, 8166A/B User’s Guide...
You can print out any of the following information: • a help screen, see How to Get Help on page 50, • data from an application, see Printing Application Measurement Results on page 307. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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• <EPSON 8 pin>, you can use any printer that is compliant with Epson 8 pin printers. Figure 51 Selecting a Printer Type Move to your printer type and press Enter. You return to the configuration menu. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Enter. You see a box requesting you to enter the new password. Enter your new password. It should be 4 digits long. Press Enter. If You Forget Your Password If you forget your password, contact your nearest Keysight Technologies Sales/Service Office. Find contact details by accessing http://www.keysight.com/ on the Internet.
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Move to the module using the cursor key for which you require information. Press Enter. The part number, serial number, and firmware revision of the chosen module are displayed, as shown in Figure 53 on page 93. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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[Close] to return to the configuration menu. Depending on the date of production, manufacturer will be returned as NOTE Keysight Technologies, Agilent Technologies or HEWLETT-PACKARD. How to Get Information About the Mainframe on page 94 for information on mainframe identity strings.
Press [Close] to return to the configuration menu. Depending on the date of production, manufacturer will be returned as NOTE Keysight Technologies, Agilent Technologies or HEWLETT-PACKARD. How to Get Information About Modules on page 91 for information on module identity strings.
You can connect a standard VGA monitor to the 8164A/B Lightwave Measurement System and the 8166B Lightwave Multichannel System. This is a useful feature for making presentations or for training courses. You cannot connect a monitor to the 8163A/B Lightwave Multimeter or NOTE 8166A Lightwave Multichannel system.
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Additional Information Refer to the user’s guide that came with your monitor, if necessary, to NOTE locate your monitor’s output and input ports. 8163A/B, 8164A/B, 8166A/B User’s Guide...
You can then print out any of the following information: • a help screen, see How to Get Help on page 50, • data from an application, see Printing Application Measurement Results on page 307. 8163A/B, 8164A/B, 8166A/B User’s Guide...
User Guide Power Measurement How to Measure Power / 100 This chapter describes how to use the 8163A/B Lightwave Multimeter, the 8164A/B Lightwave Measurement System, and the 8166A/B Lightwave Multichannel System to measure optical power using a Power Meter, that •...
Move to the Power Meter channel and press the [Menu] softkey. Move to <Number of Digits> option and press Enter. You will see the screen in Figure 56 on page -100. Figure 56 The Number of Digits Menu Move to 2 and press Enter. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Watts. Power, in units of dB, is measured relative to a particular reference power value. For information on selecting this reference value, see How to Input a Reference Level on page 103. 8163A/B, 8164A/B, 8166A/B User’s Guide...
(dBm) = P (dBm) - CAL(dB) measured input Where, is the adjusted value of the signal read in dBm, measured is the input signal level in dBm, and input CALis the calibration offset in decibels (dB). 8163A/B, 8164A/B, 8166A/B User’s Guide...
Move to the Power Meter channel and press the [Details] softkey. Move to the [Ref] parameter and press the [Power Unit] softkey. Move to <W> and press Enter twice. Change the units to mW using the [Unit+] and [Unit-] softkeys. Enter 10.000 and press Enter. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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(dBm) - REF(dB) display measuredA measuredB Where: is the displayed relative power, display is the absolute power level (see How to Set the Calibration measuredA Offset on page 102) measured by the current Power Meter, and 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Enter. For example, in Figure 58 on page -105, you could choose 3.1 (for channel 3.1). Refer to Slot and Channel Numbers on page 39 for information on channel numbers. Figure 58 Referencing Another Channel 8163A/B, 8164A/B, 8166A/B User’s Guide...
Make sure that the optical input is not receiving any light. If you are using multi-mode fiber-optic cable, you must disconnect the cable and cover the input to the Power Meter to perform a zero. It is good practice to perform a zero before making any important measurements. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Move to the <Zero> option to zero the current power measurement channel or the <Zero All> option to zero all power measurement channels. You will see the screen shown in Figure 60 on page -108, this appears for around 30 seconds while zeroing is performed. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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• the Power Meter receives ambient light because the input connector is uncovered. Press Enter and start again at step 1. When the zeroing operation finishes, press the [Close] softkey to close the menu. 8163A/B, 8164A/B, 8166A/B User’s Guide...
<Auto>, the auto-ranging mode, ensures that the result has a displayed value between 9% and 100% of full scale. The default state is for automatic ranging to be enabled. • <Manual>, which allows you to set a user-defined range. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Move to <dBm>, by using the cursor key, and press Enter. Move to the [Range Mode] parameter and press Enter. Move to <Auto>, by using the cursor key, and press Enter. Perform a set of measurements. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Figure 64 on page -112, is shown. This means that the measured power is greater than the Upper Power Limit. You must decrease the [Range] value. Table 11 on page -114 for more details. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Figure 65 on page -113, is shown. This means that the measured power is greater than the resolution at this [Range] value. You must increase the [Range] value. Table 11 on page -114 for more details. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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-114 shows an example of the range values you can choose for the Keysight 81634B. Inn this case the values range from 10 dBm (upper power limit of 13 dBm) to -70 dBm (upper power limit of -67 dBm) in 10 dBm increments. 8163A/B, 8164A/B, 8166A/B User’s Guide...
For averaging times of 1 second or less, a new measurement is shown at the end of each averaging time. This is drawn in Figure . A new measurement is shown on the display at each x. Measurement with Tavg ~1 second 8163A/B, 8164A/B, 8166A/B User’s Guide...
[Pmin], and the maximum value measured, [Pmax]. The difference between these values, P, is displayed in place of P, the power value. This mode is intended principally for polarization dependent measurements, but can be used for other types of measurement. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Time for display to update The length of the lines displayed represents the N Samples Refresh size of the buffer at the Mode time of update Time for display to update Figure 67 The Window and Refresh Modes 8163A/B, 8164A/B, 8166A/B User’s Guide...
To turn off MinMax mode, and return to continuous power measurement: Move to the Power Meter channel and press the [Details] softkey. Move to the [MinMax Mode] parameter and press Enter. Move to <Off>, by using the cursor key, and press Enter. 8163A/B, 8164A/B, 8166A/B User’s Guide...
By pressing the [Hold/Cnt] softkey a second time the screen will display new measurements continuously. How to Use Triggers Keysight 8163A/B Series Power Meter modules allow you trigger the instrument to perform tasks and to output trigger signals to external measurement instruments.
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Power Measurement How to Trigger Power Measurements You can configure 8163A/B Series Power Meter modules to perform certain tasks when you apply a trigger to the Input Trigger Connector. You must prearm a measurement function before an action can be...
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:TRIGger GPIB command, see your mainframe’s Programming Guide. How to Use Output Triggering You can configure 8163A/B Series Power Meter modules to output a trigger when the instrument performs certain tasks. To set your module’s Output Trigger Configuration:...
-122 can only be set or viewed using the master channel. Table 12 Parameters that can only be set using the master channel Parameter <Zero> <MinMax mode> <Reset MinMax> <Data points> <Averaging time> <Range mode> <Input trigger mode> <Output trigger mode> 8163A/B, 8164A/B, 8166A/B User’s Guide...
User’s Guide Laser Sources How to Use Laser Source Modules / 124 This chapter describes how to use the 8163A/B Lightwave Multimeter, the 8164A/B Lightwave Measurement System, and the 8166A/B Lightwave Multichannel System to control fixed wavelength laser source modules.
To choose both output wavelengths for a dual-wavelength laser source module: λ Move to [ ] parameter and press Enter. Select <1309.6+1551.6>, using the cursor key, and press Enter. You will see the screen in Figure 73 on page -125. 8163A/B, 8164A/B, 8166A/B User’s Guide...
To disable laser output using the user interface: Move to [State] parameter and press Enter. Move to [Off], by using the cursor key, and press Enter. The green LED on the module front panel switches off. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Move to the laser source channel and press the [Details] softkey. You see the screen in Figure 74 on page -126. Figure 74 The Power Sensor Details Screen Move to the [Attenuation] parameter and press Enter. Enter 2.00 and press Enter. 8163A/B, 8164A/B, 8166A/B User’s Guide...
The amplitude is set by the power parameter. This is the maximum output power of the output signal; at the minimum output power, no power is output. Output Power Figure 75 The Modulated Signal 8163A/B, 8164A/B, 8166A/B User’s Guide...
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How to Increase Linewidth You can use coherence control to increase the linewidth of the optical signal output from your 8163A/B Series Laser Source module. Enabling the coherence control increases the linewidth of the optical output signal to between 50 and 500 MHz (typically). Coherence control greatly reduces interference effects and therefore improves the power stability in sensitive test setups.
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Move to <Coherence Ctrl.>, by using the cursor key, and press Enter. The text Mod is still displayed in the Laser Source channel. 10 Enable the laser output, by pressing the Active hardkey on the module’s front panel. 8163A/B, 8164A/B, 8166A/B User’s Guide...
How to Use Output Triggering You can configure the output trigger connector to output a TTL signal at the frequency of the internal modulation of a Keysight 8163A/B Series Laser Source module. To set your module’s Output Trigger Configuration:...
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<Disabled>, the output trigger mode is disabled. • <Modulation>, the output trigger connector outputs a TTL signal at the frequency of the internal modulation. This signal is output whether the laser is switched on or off. Press Enter. 8163A/B, 8164A/B, 8166A/B User’s Guide...
How to Use Triggers / 163 How to Use Auxiliary Functions / 167 This chapter explains how to control Tunable Laser modules from the user interface of the 8163A/B Lightwave Multimeter, the 8164A/B Lightwave Measurement System, and the 8166A/B Lightwave Multichannel System.
What is a Tunable Laser? A tunable laser is a laser source for which the wavelength can be varied through a specified range. The Keysight Technologies Tunable Laser modules also allow you to set the output power, and to choose between continuous wave or modulated power.
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• <Both (master:1)>, where both optical outputs can be enabled but only the output of the low SSE optical output can be regulated. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Tunable Lasers Figure 77 Setting High Power parameters 8163A/B, 8164A/B, 8166A/B User’s Guide...
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SSE optical output, flashes. How to Set the Optical Output Move to [Output] and press Enter. Move to your chosen optical output and press Enter. How to Enable the Optical Output Move to [State] and press Enter. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Move to [Power Mode] and press Enter. b Move to <Manual Att.> and press Enter. The attenuation parameter, [Atten.], appears, see Figure 79 on page -139. Move to [Atten.], type 3.000, using the numerical keypad, and press Enter. 8163A/B, 8164A/B, 8166A/B User’s Guide...
If the text ExP is displayed in a Tunable Laser channel, see Figure 80 page -140, you have set an output power level that is larger than the laser diode can produce at the selected wavelength. 8163A/B, 8164A/B, 8166A/B User’s Guide...
To enable/disable the dark position: Move to the Tunable Laser channel and press the [Menu] softkey. Move to the <Dark position> and press Enter. The Dark Position box appears. Move to one of the following menu items: 8163A/B, 8164A/B, 8166A/B User’s Guide...
In <Manual Att.> Mode, the relationship between the power value, [P], and the voltage level is only proportional to the output power if the attenuation remains constant. The attenuator adds a constant offset to the voltage level. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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[Close]. Attenuator If you want to you use the analog output signal and your Tunable Laser module has an attenuator installed, it is advisable to use <Manual Att.> Mode and choose a constant attenuation value. 8163A/B, 8164A/B, 8166A/B User’s Guide...
How to Set the Wavelength Directly You can set a constant wavelength. To set the wavelength to 1545.500 nm: Move to the Tunable Laser channel. Move to the wavelength parameter, [λ], and press Enter. Enter 1545.500 and press Enter. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Move to <Wavelength Mode> in the menu and press Enter. A menu appears. Move to <Offset>, by using the cursor key, press Enter, and press Close. You see the screen in Figure 83 on page -145. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Enter 1570 and press Enter. Note how the frequency offset, [ f], changes as you change the value of Δ NOTE λ How to Set the Base Wavelength You cannot set < 0>, the base wavelength directly. λ NOTE 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Enter 1.000 and press Enter. The frequency offset, [ f], changes to Δ 1.000 THz. Note how the output wavelength, [ ], changes as you change the value of λ NOTE Δ 8163A/B, 8164A/B, 8166A/B User’s Guide...
148. For a <Continuous> sweep, [Step] sets the wavelength interval between NOTE output triggers, if you have set <Output Trigger Mode> to <Step Finished>, see on page 165. How to Use Output Triggering 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Start] and to end every sweep cycle at [ Stop]. Figure 85 on page -148 illustrates how these modes work for a three-cycle wavelength sweep. <Twoway> <Oneway> l Stop l Stop l Start l Start Figure 85 Repeat Modes 8163A/B, 8164A/B, 8166A/B User’s Guide...
Enter 3 and press Enter. 10 Move to [Repeat Mode] and press Enter. 11 Move to <Twoway>, by using the cursor key, and press Enter. 12 Move to [Step] and press Enter. 13 Enter 1.000 and press Enter. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Figure 87 page -151 appears. You can: • Press [Continue] to continue sweeping automatically. • Press [Prev] or [Next] to sweep manually. • Press [Stop] to end the sweep. Figure 86 Executing a Stepped Sweep 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Move to the Tunable Laser channel and press [Details]. Move to [Sweep Mode] and press Enter. Move to the <Continuous> sweep mode and press E NTER λ Move to [ Start] and press Enter. Enter 1520.000 and press Enter. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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The only allowed modulation source with the lambda logging function is Modulation = On AND coherence control. ModulationSource! = CoherenceControl 375,LambdaLogging = On AND lambda logging only works "Step Finished" output trigger configuration TriggerOut! = StepFinished 8163A/B, 8164A/B, 8166A/B User’s Guide...
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-154 then appears. You can: • press [Next] to move on to the next wavelength step, • press [Prev] to move on to the previous wavelength step, or • press [Stop] to end the sweep. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Tunable Lasers Figure 88 Performing a Manual Sweep Perform step 6 until you choose to press [Stop]. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Enter. How to Set the Frequency of a Modulated Signal To set the frequency of the modulation to 6.500 kHz: Move to the frequency parameter, [Mod Frq], press Enter. Enter 6.500 press Enter. 8163A/B, 8164A/B, 8166A/B User’s Guide...
There is one BNC connector on the front panel of the 81689A and 819xxA compact tunable laser modules, a BNC input connector. An absolute maximum of ±6 V can be applied as an external voltage to any BNC connector. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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There is one BNC connector on the front panel of the 81689A and 819xxA compact tunable laser modules, a BNC input connector. An absolute maximum of ±6 V can be applied as an external voltage to any BNC connector. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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There are two BNC connectors on the front panel of the 814xxB, 816xxB CAUTION and 8160xA tunable laser modules, a BNC input connector and a BNC output connector. An absolute maximum of ± 6 V can be applied as an external voltage to any BNC connector. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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A maximum of 5 V can be applied as an external voltage to the Input CAUTION Trigger connector. Take care not to use the Trigger Output connector or the Remote Interlock connector for modulation. Do not apply an external voltage to these connectors. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Menu -> Modulation Frequency -> desired value Menu -> Output trigger mode -> Modulation Set all “slave” modules: Menu -> Modulation Source -> Backplane (new for DFB modules) Menu -> Output trigger mode -> disabled (important) 8163A/B, 8164A/B, 8166A/B User’s Guide...
Move to <BNC Output> and press [OK]. Move to <Modulation>, by using the cursor key. A TTL-level signal is output, if the optical output is digitally modulated, that is, if you choose <Internal>, <External Digital>, or <Backplane> as the chosen 8163A/B, 8164A/B, 8166A/B User’s Guide...
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• <FRQ>, where the modulation signal is output all the time regardless of laser state. Press [OK]. Press [Close] to return to the overview or detail screen. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Move to the Tunable Laser channel and press [Menu]. Move to <Input Trigger Mode>, by using the cursor key, and press . You will see the screen in Figure 93 on page -164. NTER 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Input Trigger Connector on the rear panel of your instrument, • setting <Trigger Configuration> to <Loopback> so that an output trigger automatically generates an input trigger, or • using the :TRIGger GPIB command, see your mainframe’s Programming Guide. 8163A/B, 8164A/B, 8166A/B User’s Guide...
This signal is output whether the laser is switched on or off. <Step Finished>, a trigger is output after every step of a sweep finishes. <Sweep Finished>, a trigger is output after a sweep cycle finishes. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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<Sweep Started>, a trigger is output after a sweep cycle starts. Press Enter. If you choose <Step Finished> and a <Continuous> sweep, the NOTE wavelength interval between hard ware triggers is set by the [Step] parameter, although, the sweep is not stepped. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Move to <Realign> and press [OK]. You will see the screen in Figure 95 on page -168. Wait approximately 30 minutes. This time depends on how much the alignment of the instrument has drifted since the last Automatic Realignment was performed. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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“UNCAL” is shown on the user interface in both Autocal modes. No Accuracy class is shown in the Autocal Off mode. The bit 6 “ARA recommended” is set in the “questionable condition register” (See the 8163A/B Lightwave Multimeter, 8164A/B Lightwave Measurement System, 8166A/B Lightwave Multichannel System Programming Guide) Please execute Realign in this case.
To perform a wavelength zero: Move to the Tunable Laser channel and press Menu. λ Move to < Zeroing> and press [OK]. You will see the screen in Figure on page -170. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Lambda Zeroing temperature. In this case, the accuracy and wavelength performance of the TLS can become less optimal due to temperature variation. The relevant accuracy class is indicated on the user interface when Auto Calibration is off. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Lambda Zero before switching Auto Cal off. If Lambda Zero is recommended (Accuracy Class is not ACC1) the 10th NOTE bit of the “questionable condition register” is set (See the 8163A/B Lightwave Multimeter, 8164A/B Lightwave Measurement System, 8166A/B Lightwave Multichannel System Programming Guide). This is done in both Auto Cal On and Off.
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Also no settling will occur during operation at a fixed wavelength when at least one output is switched on. By periodically checking the “questionable condition register” bit 10 you can detect when Lambda Zero is recommended. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Compact Tunable Laser modules / 174 How to Use a compact Tunable Laser / 175 This chapter explains how to use the 8163A/B Lightwave Multimeter, 8164A/B Lightwave Measurement System, or 8166A/B Lightwave Multichannel System together with the modular Keysight compact Tunable Laser family.
The 81960A, 81940A and 81949A cover the C and L bands, with high power in the L band. Each module covers a total wavelength range of 110 nm. The 81960A covers a range of 125 nm. 8163A/B, 8164A/B, 8166A/B User’s Guide...
• Set a value for the SBS suppression control frequency, SBSC frq, appropriate to your application. • Set a value for the SBS suppression control level, SBSC lvl, appropriate to your application. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Compact Tunable Lasers Figure 97 Updated Tunable Laser channel Details including SBS Suppression 8163A/B, 8164A/B, 8166A/B User’s Guide...
Return Loss Measurement / 184 A Background to Return Loss Measurement / 203 This chapter explains how to use the 8163A/B Lightwave Multimeter, 8164A/B Lightwave Measurement System, or 8166A/B Lightwave Multichannel System to measure Return Loss. Here you will find: •...
It is a ratio of the power transmitted by the device to the power incident on the device. More normally we talk about the Insertion Loss of a component. The insertion loss has units of dB. Insertion Loss is given by: 8163A/B, 8164A/B, 8166A/B User’s Guide...
Source physical contact patchcord Reflectivity 81113PC Figure 98 Measuring Return Loss and Insertion Loss To measure insertion loss you measure the power transmitted through the DUT, see How to Measure Return Loss on page 198. 8163A/B, 8164A/B, 8166A/B User’s Guide...
If you use high-coherence light sources, you can improve performance NOTE • modulating the output signal at 2 kHz or higher, or • using coherence control to reduce the coherence length of the signal. 8163A/B, 8164A/B, 8166A/B User’s Guide...
81610A Return Loss module The 81610A Return Loss Module includes a power sensor, monitor diode and two couplers in one module. It is for use in the 8163A/B Lightwave Multimeter, the 8164A/B Lightwave Measurement System, and the 8166A/B Lightwave Multichannel System for making return loss measurements.
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External Laser Source Internal Laser Sources Output 9/125 mm Figure 101 The Contents of the 81613A Return Loss modules All 8161x series Return Loss modules include an input for an external laser source. 8163A/B, 8164A/B, 8166A/B User’s Guide...
The Return Loss Application described later in the manual, available on the 8163B and 8163A, provides a convenient guide through the calibration and measurement process. 8163A/B, 8164A/B, 8166A/B User’s Guide...
-184 if you are using an External Source. 8161x Laser 8163B Lightwave Multimeter Source Figure 102 Return Loss Measurement Setup - External Source used Figure 103 on page -185 if you are using an internal source. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Use an averaging time of at least 200 ms, but increase this to at least 1 s for return losses greater than 50 dB. Longer averaging times give more accurate results, but reduce the speed at which the instrument can complete a measurement. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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T-value (system "noise") is subtracted from the power that corresponds to the measured return loss at the return loss diode, yielding the actual return loss. When the actual return loss is high, then this 8163A/B, 8164A/B, 8166A/B User’s Guide...
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These parameters are made available using the "Show Calibration " menu item, or using the GPIB query: SENSe [n ]:[CHANnel [m ]]:RETurnloss:CALibration:VALUES? Figure 105 Reflectance Calibration using RL Reference 8163A/B, 8164A/B, 8166A/B User’s Guide...
Reference Cable and mesurement patchcord. This is usually the preferred procedure for this reason. • These procedures are decribed in Calibration using the Keysight 81610CC Reference Cable on page 192. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Keysight 81000BR Keysight 81000FI Figure 108 Reflection Calibration - Internal Source Tip: For best results and higher repeatability, fix the cable. Attach a component with a known return loss to the end of the patchcord. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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The [RL] value changes to the same value as entered for [RLref]. step 7 Tip: An alternative step is to select the Return Loss module’s [Detail] screen, then press [RefCal] 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Termination Calibration - Internal Source If you are using an external source, you must fix its output cable to NOTE ensure minimum cable movement. Terminate the cable so that there are no reflections coming from the end. 8163A/B, 8164A/B, 8166A/B User’s Guide...
8161x Laser 8163B Lightwave Multimeter Source Keysight 81610CC Reference Cable Figure 112 Measuring the Return Loss of the Reference Cable - External Source Figure 113 on page -193 if you are using an internal source. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Delta. This is the difference between the insertion loss of the reference cable, and the insertion loss of the patchcord used for return loss measurement. The difference is normally the difference in the front panel connection, which can change with each reconnection. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Move to <Pwr unit>, move to <dB> and press Enter. • Move to <Display to Reference> and press Enter. This sets the power transmitted through the reference cable, E , as the reference Meas value <Ref>. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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If necessary, move to <Pwr unit>, move to <dB> and press Enter. • The Power Sensor channel displays a power value in dB that is equal to the front panel delta of the measurement system. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Figure 118 Measuring the Termination Parameter - External Source Figure 119 on page -196if you are using an internal source. 8163B Lightwave Multimeter 8161x Termination measurement patchcord Figure 119 Measuring the Termination Parameter - Internal Source 8163A/B, 8164A/B, 8166A/B User’s Guide...
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(or some similar object with a diameter of between 5 mm and 7 mm). Move to [Terminated calibration] and press Enter. The instrument measures the power reflected by the component, and sets the [Para] values used by the Return Loss monitor’s power sensor and monitor diode. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Measuring the Return Loss of the DUT (in this example: a Connector Pair) Tip: Terminate your system close to the DUT to make sure that you are only measuring reflections from the DUT. Figure 121 Measuring the Power Transmitted through the DUT (a Connector Pair) 8163A/B, 8164A/B, 8166A/B User’s Guide...
• [Ref], the power measured by the Return loss Module’s internal power sensor during the reflectance calibration in dBm • [Meas], the power currently measured by the Return loss Module’s internal power sensor in dBm 8163A/B, 8164A/B, 8166A/B User’s Guide...
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• [Ref], the power measured by the Return Loss module’s monitor diode during the reflectance calibration in dBm • [Meas], the power currently measured by the Return loss Module’s internal monitor diode in dBm 8163A/B, 8164A/B, 8166A/B User’s Guide...
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• [RLref] the value of the return loss of the reference relector used. If you areusing a reference cable, this value will be around 14.6 dB 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Return Loss Measurement Figure 124 The Calibration Parameters Screens - User Data 8163A/B, 8164A/B, 8166A/B User’s Guide...
You can only measure the Front Panel Delta if you use a Reflection NOTE Reference Cable. The reflection factor for the component is called R . Normally the return loss for the component (RL ) is specified, but these values are related: 8163A/B, 8164A/B, 8166A/B User’s Guide...
. You can use E to calculate the front panel delta, see Calculating the Front Panel Delta on page 209. Keysight 81610A Reflection Reference Power Meter Reference Cable Figure 126 Measuring the Power transmitted through the Reflection Reference 8163A/B, 8164A/B, 8166A/B User’s Guide...
209 and to calculate the insertion loss, see Calculating the Insertion Loss of the DUT page 211. Keysight 81610A Reflection Reference Power Meter Meas measurement patchcord Figure 128 Measuring the Power transmitted through the Measurement Patchcord 8163A/B, 8164A/B, 8166A/B User’s Guide...
Power Meter patchcord Reflectivity Figure 130 Measuring the Power transmitted through the Device Under Test You can use E to calculate the insertion loss, see Calculating the Insertion Loss of the DUT on page 211. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Output port, k times that power is output at the sensor port. It is not necessary to know the value for these constants, they can be eliminated later. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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If we substitute equation 3 into equations 2 and 4, this gives us the following two equations: -------------- - P para para -------------- - P para para If we subtract P from equations 5 and 6, this gives us the following para equations: 8163A/B, 8164A/B, 8166A/B User’s Guide...
Reflection Reference on page 204, and the power transmitted through the measurement cable, see Measuring the Power Transmitted Through the Measurement Patchcord on page 205. The system may be represented Figure 131 on page -210: 8163A/B, 8164A/B, 8166A/B User’s Guide...
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If we divide equation 11 by equation 12, this gives the following equation: (15) -------------- - ------------- - Meas Meas The loss variation, ΔL, due to exchanging the reference cable for the measurement cable is given by: (16) 8163A/B, 8164A/B, 8166A/B User’s Guide...
Through the Measurement Patchcord on page 205 and the power transmitted through the DUT, see Measuring the Power Transmitted Through the DUT on page 206. The equation below gives the insertion loss of the DUT, IL (18) 8163A/B, 8164A/B, 8166A/B User’s Guide...
/ 214 How to Use a Variable Optical Attenuator module / 216 This chapter explains how to use the 8163A/B Lightwave Multimeter, 8164A/B Lightwave Measurement System, or 8166A/B Lightwave Multichannel System together with the 8157xA family of Variable Optical Attenuator modules to attenuate and control optical power in single-mode optical fibers.
Figure 132 on page -215 shows how a signal from a photo-diode after a monitor coupler is used as an active feedback loop 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Setting Attenuation and/or Power Levels Figure 132 81576A/77A Attenuator module power control loop 8163A/B, 8164A/B, 8166A/B User’s Guide...
-216 is an Overview screen taken from an 8164A/B mainframe. Figure 133 81570A/71A/73A Attenuator module, 8164A/B GUI Overview Here: • Slot 1 hosts a tunable laser, • Slot 2 hosts an 81570A/71A/73A Attenuator module, • Slot 4 hosts a reference powermeter. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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The Attenuator Details Display To display the full user interface for the Attenuator module, as shown in Figure 134 on page -218, use the Cursor key to highlight the Attenuator slot, then press the [Details] softkey: 8163A/B, 8164A/B, 8166A/B User’s Guide...
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81570A/71A/73A Attenuator module, 8164A/B GUI Details Screen Elements All the figures in this chapter are taken from an 8164A/B mainframe. The user interface for an 8163A, 8163B, 8166A or 8166B mainframe may display fewer elements. Use the equivalent menu selection instead. Number of Digits displayed To select the number of significant decimal places displayed: Press the [Menu] softkey.
The Attenuator module’s shutter state is protected by mainframe’s Remote Interlock (RIL) feature. The shutter cannot be opened if the 50W resistor is removed from the RIL connector on the back panel of the mainframe. See The Remote Interlock (RIL) connector on page 337. 8163A/B, 8164A/B, 8166A/B User’s Guide...
If the source is a multi-wavelength DWDM signal, set the Attenuator module to the weighted wavelength of the spectrum. α Figure 135 on page -220 shows an attenuation factor of 4.000 dB applied to a 1550nm source. Figure 135 Attenuation factor set to 4.000 dB 8163A/B, 8164A/B, 8166A/B User’s Guide...
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<Averaging Time>. Use a patchcord to connect the source output to the reference powermeter. Press the powermeter’s [Disp -> Ref] softkey. Power is now measured relative to this reference value, so the powermeter displays 0.000 dB 8163A/B, 8164A/B, 8166A/B User’s Guide...
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11 Disconnect the patchcord from the reference powermeter and connect it to the DUT input. Figure 136 81570A/71A/73A - Attenuation factor applied with no offset α Figure 136 on page -222 shows an attenuation factor of 3.850 dB α applied with no Offset 8163A/B, 8164A/B, 8166A/B User’s Guide...
These functions are mathematically identical. Neither function is a measurement of total intrinsic insertion loss as described in 81570A/71A/73A/78A modules on page 221, since the insertion loss of the Attenuator module itself is not included. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Attenuator. Application Note. Keysight Technologies publication number 5988-5260EN. • 8163A/B Lightwave Multimeter, 8164A/B Lightwave Measurement System, and 8166A/B Lightwave Multichannel System, Programming Guide, part number 08164-90B65 (or a later edition). For accurate power measurements, the simple weighted wavelength of a NOTE multi-wavelength DWDM signal is insufficient.
Press the [PM-> ref ] softkey, • Select the channel used to host your reference powermeter, • Press [OK]. The power value measured by your reference powermeter is copied to the Attenuator and stored as P 8163A/B, 8164A/B, 8166A/B User’s Guide...
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It is good practice to zero the powermeters in your test setup . Refer to Hosting a Reference Powermeter on page 217. • To zero the powermeter incorporated in the Attenuator module, press [Menu] , then select <Zero>. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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If the reference powermeter is hosted by the same mainframe as the Attenuator module: • Select the P field, Offset • Press the [PM-> Off ] softkey, • Select the channel used to host your reference powermeter, • Press [OK]. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Edit the P parameter to control the absolute power applied to the α DUT. The attenuation, , displayed is updated to reflect the new P value. Figure 138 81576A/77A Setting P after calibration using [PM->Off] 8163A/B, 8164A/B, 8166A/B User’s Guide...
λ)] [Offset ( parameter. λ Ed iting the Offset Table If you have previously characterized the output path: Press the [Menu] softkey. λ Set <Offset ( ) > to <off >. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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For an 8164A/B mainframe, the first three Offset Table entries are displayed. λ • For an 8163A/B mainframe, or an 8166A/B mainframe, the first Offset Table entry is displayed. If there are no entries, the message “Offset Table is Empty” is displayed. λ Figure 139 Offset Table λ...
The difference between the power measured by the Attenuator module’s integrated powermeter and that measured by the reference powermeter is λ stored in the Offset Table as a wavelength:Offset pair. λ Press [OK] to store the result in the Offset Table. Press [Close]. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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If the operating wavelength is greater than, or less than, the range of λ wavelengths stored in the Offset Table, the offset value for the closest wavelength is extrapolated. The Attenuator status display includes ‘Ext’. 8163A/B, 8164A/B, 8166A/B User’s Guide...
When Power Control is On the Attenuator’s status display includes ‘PC’. The Menu item <Pwr Control> is functionally equivalent to the [Pwr Control] parameter. Attenuator Menu Options 81570A/71A/73A Menu Options Press the [Menu] softkey to display the window shown in Figure 141 page -234. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Setting Attenuation and/or Power Levels Figure 141 81570A/71A/73A Attenuator Menu Options 81576A/77A Menu Options Press the [Menu] softkey to display the window shown in Figure 142 page -235: 8163A/B, 8164A/B, 8166A/B User’s Guide...
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The <P actual>, <Averaging Time>, <Zero>, <Zero all >, and <Input trigger mode> options are associated with the Attenuator’s integrated powermeter. • For more information about the <Input trigger mode> option, refer to How to Use Triggers on page 119. 8163A/B, 8164A/B, 8166A/B User’s Guide...
There is either too much, or too little, input power for the (81566A/67A/76A/ 77A Attenuator module to set or maintain your desired P only) The Remote Interlock Connector of your mainframe is open. No measurement is possible until the connection at the Remote Interlock Connector closes. 8163A/B, 8164A/B, 8166A/B User’s Guide...
/ 240 Typical Applications / 244 This chapter explains how to use the 8163A/B Lightwave Multimeter, 8164A/B Lightwave Measurement System, or 8166A/B Lightwave Multichannel System together with the 8159xB family of Optical Switch modules to change optical routes during a test without having to disconnect and reconnect fibers.
Optical Switch module, User Interface Overview display Here: • Slot 0 hosts a backloadable tunable laser, • Slot 1 hosts a Keysight 81594B 2x2 non-blocking (crossover) switch, • Slot 2 hosts a return loss module. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Optical Switch module, 8164A/B User Interface Details Screen Elements All the figures in this chapter are taken from an 8164A/B mainframe. The user interface for an 8163A, 8163B, 8166A or 8163B mainframe may differ in detail but the available functionality is identical. Configuration The Optical Switch configuration is indicated at the top left of the user interface.
To switch the route between port A and another numbered port: Use the Cursor key to highlight [Route A <->], then press Enter. Use the Cursor key to enter the number of the port required. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Optical Switch module. The route selected between port B, if present, and another numbered port is indicated in the user interface, and by two lit amber LEDs on the front panel of the Optical Switch module. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Figure 147 on page -244, a 81591B 1x2 Optical Switch is used to select between the measurement path and the calibration path. measurement and analysis Source equipment Power Meter automated control Figure 147 Measurement Path selection 8163A/B, 8164A/B, 8166A/B User’s Guide...
Selecting one of several DUTs in a parallel test setup Figure 149 on page -246, two 81595B 1x4 Optical Switches are used to select one of up to four DUTs in a parallel test setup 8163A/B, 8164A/B, 8166A/B User’s Guide...
1 x 4 switch Power meter Source BERT Figure 150 Test instruments selection In each case, the advantages to be gained from using switch modules include speedier changes to the test setup, and improved measurement repeatability. 8163A/B, 8164A/B, 8166A/B User’s Guide...
/ 303 Recording Measurement Results / 307 This chapter explains how to set up and perform the following applications using the 8163A/B Lightwave Multimeter or 8164A/B Lightwave Measurement System: • The Logging application logs and displays power measurements. The Logging application performs measurements consecutively without the possibility of any pause between measurements.
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You can access these applications by pressing the Appl hardkey. After you exit from the application, any modules that were available for NOTE use by these applications will automatically be preset, all parameters will be set to their default values. 8163A/B, 8164A/B, 8166A/B User’s Guide...
The power values of C and D are displayed at the bottom of the screen in Δ the chosen power units. The symbol that is listed directly beneath these values, displays the difference between C and D in the chosen power units. 8163A/B, 8164A/B, 8166A/B User’s Guide...
You can also zoom in between markers: Set each marker as described above in Figure How to Set Markers page 250. Press the [Zoom In Betw] softkey to zoom in between the markers. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Legend numbers can be related to the curves they represent in the following ways: • For the 8163A/B Lightwave Multimeter the legend number is displayed at the same height as the first sample of the power measurement channel on the right-hand side of the screen.
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The Graph Legend Screen Move to the legend number you wish to edit using the cursor keys and press Enter. The on-screen keyboard appears. Use the on-screen keyboard to edit the legend label and press Enter. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Press the [Menu] softkey and move to <Samples Display>. A box displaying the following options appears: • <Line> - the curve will be displayed using a line that connects between each sample of the curve. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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<Samples> - the curve will be displayed using dots to represent each sample of the curve. Depending on the zoom level you choose, if these dots are very close to each other, the curve will resemble a line. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Applications Figure 154 Samples Display - <Samples> • <Samples & Line> - the curve will be displayed using both symbols for each sample of the curve and a line connecting each sample. 8163A/B, 8164A/B, 8166A/B User’s Guide...
You can lock markers A or B to a curve in order to move between individual samples. In this way, you can read the time/wavelength and power values that relate to each sample and the difference between these values for markers A and B. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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If you want to assign marker B to another curve, press the [B] softkey, use the cursor key to move to the legend number of the curve to which you want to lock marker B, and press Enter. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Figure 157 on page -258shows a graph where markers A and B are locked to samples. If you press the cursor key, the marker will move to another sample. Figure 157 Lock to Samples On 8163A/B, 8164A/B, 8166A/B User’s Guide...
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To lock/unlock markers to samples: Press the [Menu] softkey. Move to one of the following menu items: • <Lock to Samples On>, to lock markers to samples or • <Lock to Samples Off>, to lock markers to the curve. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Applications Only one of these menu items will be available for selection. NOTE Press Enter to return to the graph. 8163A/B, 8164A/B, 8166A/B User’s Guide...
274 because all power measurements are performed consecutively without the possibility of any pause between measurements, as shown in Figure 159 on page -261. All results can be: • displayed on the screen, • printed out to hardcopy. 8163A/B, 8164A/B, 8166A/B User’s Guide...
The Applications Menu Move to <Logging> and press Enter. The 8164A/B Logging Setup Screen, as shown in Figure 161 on page -263, or the 8163A/B Logging Modules Setup Screen, as shown in Figure 162 on page -264, appears depending on the mainframe instrument you are using.
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39, press [Set]. Perform steps until you have selected the required Power Meters for your application and press Enter. If no Power Meter channel is selected, you cannot ‘exit’ by pressing NOTE Enter. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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NOTE Power meter parameters from the Logging Setup Screen, see Figure 161 on page -263. If you are using the 8163A/B Lightwave Multimeter, press [Parameter] to NOTE access the Logging Parameter Setup Screen, as shown in Figure 163 page -265. To return to the Logging Modules Setup Screen, press [Modules].
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Logging Setup screen, move to [Range], press the [Edit] softkey. Move to <Ref Mode>, press Enter, move to one of the following referencing modes: step 8 • <Value>, you set a reference value using <Ref>, see 8163A/B, 8164A/B, 8166A/B User’s Guide...
A progress bar shows the proportion of the logging application that has been completed. If the averaging time [AvgTime] is less than 100 ms for a 8163xA/B series NOTE powermeter, the progress bar and the graph are not updated until the measurement completes. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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When the logging application completes, you hear a beep, an hourglass appears momentarily. If you are viewing the Logging Measurement Screen the available softkeys change as shown in Figure on page -269. 8163A/B, 8164A/B, 8166A/B User’s Guide...
You cannot access the Logging Analysis screen from the graph. If you are viewing the graph, press [Close]. Press [Analysis]. The Logging Analysis screen appears as shown in Figure 166 on page -270 for the 8164A/B and Figure 163for the Keysight 8163B. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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(thus, each data value for channel 1 will be 0 dB), and • press Enter. These settings have an effect when you choose <dB> as the <Pwr unit>. NOTE See step 2 or step 3. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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If you are using the 8164A/B, move to [Stat Ch.], press Enter, move to a Power Meter channel, and press Enter. If you are using the 8163A/B, press [More], the screen in Figure 168 page -272 appears, move to [Stat Ch.], press Enter, move to a Power Meter channel, and press Enter.
Optical Head channel as a power measurement channel. No Data No data has been measured or measurement is not yet finished. You cannot access the Analysis Screen yet. Printout and file operations are not yet possible. 8163A/B, 8164A/B, 8166A/B User’s Guide...
• the averaging time is less than 100 ms. • The averaging time is equal to the period time, all power measurement are performed without any dwell time. 8163A/B, 8164A/B, 8166A/B User’s Guide...
To set up a stability function: Press the Appl hardkey. The Applications menu, as shown in Figure 160 on page -262, appears. Move to <Stability> and press Enter. The Stability Setup Screen, as shown Figure 170 on page -276, appears. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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39, press [Set]. Perform steps until you have selected the required Power Meters for your application and press Enter. If no Power Meter channel is selected, you cannot exit by pressing Enter. NOTE 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Move to <Pwr unit>, press Enter, move to <dBm>, <W>, or <dB>, and press Enter. See What are the Power Units ? on page 101 for an explanation of power units. Move to <λ>, press Enter, enter the wavelength value of your optical source, and press Enter. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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<Channel 1>, the value that Channel 1 measures is updated as the reference value for each set of power measurements (thus, each data value for channel 1 will be 0 dB), and • press Enter. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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17 You can run the stability application by pressing [Measure]. The Stability Measurement screen, as shown in Figure 173 on page -281, appears. A progress bar shows the proportion of the stability application that has been completed. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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19 When the stability application completes, you hear a beep, an hourglass appears momentarily. If you are viewing the Stability Measurement Screen, the available softkeys change as shown in Figure on page -281. 8163A/B, 8164A/B, 8166A/B User’s Guide...
20 You cannot access the Stability Analysis screen from the graph. If you are viewing the graph, press [Close]. 21 Press [Analysis]. The Stability Analysis screen appears as shown in Figure 175 on page -283 for the Keysight 8164A/B and Figure 175 page -283for the Keysight 8163B. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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(thus, each data value for channel 1 will be 0 dB), and • press Enter. These settings have an effect when you choose <dB> as the <Pwr unit>. NOTE See step 7 or step 22. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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25 If you are using the Keysight 8164A/B, move to [Stat Ch.], press Enter, move to a Power Meter channel, and press Enter. If you are using the Keysight 8163A/B, press [More], a screen similar to that shown in Figure 177 on page -285appears, move to [Stat Ch.], press...
Optical Head channel as a power measurement channel. No Data No data has been measured or measurement is not yet finished. You cannot access the Analysis Screen yet. Printout and file operations are not yet possible. 8163A/B, 8164A/B, 8166A/B User’s Guide...
System to control a system for testing pigtailed or connectorized passive devices (filters, couplers, and isolators) over wavelength. You must first install a Tunable Laser module and Power Meters in your 8163A/B Lightwave Multimeter or 8164A/B Lightwave Measurement System. Depending on the configuration of the system you use, you can measure insertion loss (single channel power measurement) over wavelength.
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If no Tunable Laser module is selected, you cannot exit by pressing Enter. NOTE PACT is not available for 81606A, 81607A, 81608A and 81609A. Instead use the free N7700A IL Engine software for a PC. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Enter. The instrument chooses a constant power level for the measurement using the following constraints: • the power will be less than or equal to the [P max] value you set and 8163A/B, 8164A/B, 8166A/B User’s Guide...
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• Press Enter. 17 If your Tunable Laser module has two optical outputs perform the step below. Move to [Optical Output] and press Enter. Use the Modify Knob to move to one of the following: 8163A/B, 8164A/B, 8166A/B User’s Guide...
-292, appears. The number of samples that each Power Meter will record and the output laser power are displayed If <Continuous> was selected as the sweep [Method], the sweep speed, [V Sweep], is displayed. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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The application chooses the power, [P], see step 14 for more NOTE information. 19 Press [New Ref]. A box similar to the box in Figure 180 on page -293 appears prompting you to connect a fiber to the first Power Meter channel. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Press [Cancel] to return to the PACT Reference screen without completing the reference measurement, all reference values that were measured will be deleted. 22 When the PACT Reference Measurement completes, you hear a beep, an hourglass appears momentarily. 8163A/B, 8164A/B, 8166A/B User’s Guide...
PACT Reference Measurement Finished Box How to Perform a Loss Measurement 23 To return to the Setup screen, pressing [Menu], move to <Setup>, and press Enter. If you change any measurement parameters, the reference measurement NOTE becomes invalid. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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The number of samples that each Power Meter will record and the output laser power are displayed. If <Continuous> was selected as the sweep [Method], the sweep speed, [V Sweep], is displayed. Figure 182 PACT Measurement Screen 8163A/B, 8164A/B, 8166A/B User’s Guide...
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-87 shows a graph Figure 49 with high dynamic range that is the result of a three sweeps that were combined using a "stitching" process. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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High Dynamic Range 26 When the PACT Measurement application completes, you hear a beep, an hourglass appears momentarily. If you are viewing the PACT Measurement Screen, the available softkeys change as shown in Figure on page -299. 8163A/B, 8164A/B, 8166A/B User’s Guide...
27 You cannot access the PACT Analysis screen from the graph. If you are viewing the graph, press [Close]. 28 Press [Setup]. The Logging Analysis screen appears as shown in Figure on page -270. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Power Meter channel: • min. Loss, the minimum loss value for the particular Power Meter channel for the sweep, and • max. Loss, the maximum loss value for the particular Power Meter channel for the sweep. 8163A/B, 8164A/B, 8166A/B User’s Guide...
A Tunable Laser module is settling. The instrument is busy and no measurement can be performed yet. No Ref No reference sweep has been performed. Loss will be calculated using nominal laser power as a reference. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Figure 187 on page -302, appears. Figure 187 The Pmax Curve Screen Working with Application Graphs on page 249 for information on zooming in and out. Press [Close] to exit from the Pmax Curve application. 8163A/B, 8164A/B, 8166A/B User’s Guide...
“Appl” hardkey on the front of the 8163A/B Lightwave Multimeter. Measuring Return Loss To measure return loss, insert a Return Loss Module into the 8163A/B Lightwave Multimeter Multimeter and connect it to the Device under Test (DUT). The Return Loss value is displayed on the Multimeter. You can freeze the measurement value during measurement either by pressing the “Hold/Cnt”...
• the tool used for reflection calibration (reference reflector or reference cable) • the return loss reference value RLref of the reflector device • the averaging time • the wavelength of the return loss module. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Applications User Interface When the Return Loss Application is started the following screen appears on the 8163A/B Lightwave Multimeter: Figure 188 Main Screen of the Return Loss Application The softkeys on the screen have the following functions: Zero all The Zero all softkey zeros all power measurement channels within the mainframe (Return Loss and optional Power Meter) at the same time.
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To display the calibration parameters of the last calibration, press this key. Measure Press this key to start a new Return Loss and/or Insertion Loss measurement. Menu Press this key to access all parameters and functions that apply to the Return Loss Application. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Select the printer type as described in How to Select the Printer Type on page 89. Press [Menu], move to <Print>, and press Enter. The screen, shown in Figure 189 on page -307, appears. Figure 189 The Printing in Progress Screen 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Applications If you want to cancel the print job, press the [Cancel] softkey. NOTE The printed results should resemble the page shown in Figure 190 page -309. 8163A/B, 8164A/B, 8166A/B User’s Guide...
<Save CSV File>, the data will be saved in CSV format, that can be opened by Microsoft Excel. Press Enter.The File Name Editor, as shown in Figure 191 page -310, appears. Figure 191 The File Name Editor 8163A/B, 8164A/B, 8166A/B User’s Guide...
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If you wish to change the suggested file name, use the on-screen keyboard to modify the name. Press [OK] to save the data to diskette using the displayed file name. Keysight 8164B Lightwave Measurement System mainframes do not NOTE include a diskette ("floppy disk") drive. 8163A/B, 8164A/B, 8166A/B User’s Guide...
/ 342 Claims and Repackaging / 343 This chapter provides installation instructions for the 8163A/B Lightwave Multimeter System, 8164A/B Lightwave Measurement System, and the 8166A/B Lightwave Multichannel System. It also includes information about initial inspection and damage claims, preparation for use,...
Installation and Maintenance Safety Considerations The 8163A/B Lightwave Multimeter System, 8164A/B Lightwave Measurement System, and the 8166A/B Lightwave Multichannel System are Safety Class 1 instruments (that is, instruments with a metal chassis directly connected to earth via the power supply cable). The shown symbol is used to show a protective earth terminal in the instrument.
If the contents are incomplete, mechanical damage or defect is apparent, or if an instrument does not pass the operator’s checks, notify the nearest Keysight Technologies Sales/Service Office. To avoid hazardous electrical shock, do not perform electrical tests when...
AC Line Power Supply Requirements Line Power Requirements The 8163A/B Lightwave Multimeter System complies with overvoltage category II and can operate from the single-phase AC power source that supplies between 100 V and 240 V at a frequency in the range 50 to 60 Hz.The maximum power consumption is 120 VA with all options installed.
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For this reason, the power cable connection should be easily accessible - allowing you to turn off the power quickly. If the instrument is in a cabinet, it must be disconnected from the line power by the system’s line power switch. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Insert the power cable plug only into a socket outlet provided with a protective earth contact. Do not negate this protective action by the using an extension cord without a protective conductor. Do not interrupt the protective earth connection intentionally. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Installation and Maintenance The AC power requirements are summarized on the rear panel of the instrument. Figure 195 AC Power Requirement Markings - 8163A/B Figure 196 AC Power Requirement Markings - 8164A/B Figure 197 AC Power Requirement Markings - 8166A/B...
Technologies service personnel. If you need to get the battery replaced refer to your nearest Keysight Technologies Sales/Service Office. Changing the Fuse There is no user replaceable fuse for the 8163A/B Lightwave Multimeter CAUTION System, 8164A/B Lightwave Measurement System, and the 8166A/B Lightwave Multichannel System.
Humidity The operating humidity for the 8164A/B Lightwave Measurement System is < 80% from 10°C to +35°C. The operating humidity for the 8163A/B Lightwave Multimeter System and the 8166A/B Lightwave Multichannel System is up to 95% from 0°C to 45°C.
-324so that air can circulate through it freely. Operating Position When operating the 8163A/B, 8164A/B, or 8166A/B choose a location that provides at least 75 mm (3 inches) of clearance at the rear, and at least 25 mm (1 inch) of clearance at each side. Failure to provide adequate air clearance may result in excessive internal temperature, reducing instrument reliability.
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Installation and Maintenance 75 mm (3 inches) 25 mm (1 inch) 25 mm (1 inch) Figure 198 Correct Operating Position of the 8163A/B Figure 199 Correct Operating Position of the 8164A/B 8163A/B, 8164A/B, 8166A/B User’s Guide...
-325. The back legs protect the connectors on the back panel from damage. Before positioning the 8164A/B Lightwave Measurement System on its CAUTION back legs. Make sure that the instrument is in stand-by mode and disconnect all connections to the back panel. 8163A/B, 8164A/B, 8166A/B User’s Guide...
When carrying the 8164A/B Lightwave Measurement System, grip the strap at the side of the instrument as shown in Figure 202 on page -325. Strap Figure 202 Carry the 8164A/B Lightwave Measurement System using this Strap 8163A/B, 8164A/B, 8166A/B User’s Guide...
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• that your back is straight and you bend your legs rather than your spine, • that the load is as close to your body as possible, • when carrying, you never arch your spine backwards, and • that you can cope with the weight of your load. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Front-loadable modules - these modules fit in the four module slots at the front of the 8164A/B Lightwave Measurement System or the two module slots at the front of the 8163A/B Lightwave Multimeter System or the 17 module slots at the front of the 8166A/B Lightwave Multichannel System.
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Do not use the electrical or optical connectors to push the module into CAUTION the instrument, as this can cause damage to the connectors. Make sure that the line power is switched off before you fit a module. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Disconnect all electrical and optical connectors before you remove this CAUTION module from the instrument, as this can cause damage to the connectors. Make sure that the instrument is in stand-by mode, see page 55, before you remove a module. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Back Panel of 8164B Lightwave Measurement System Retaining Screws Figure 206 Side View of a Back-Loadable Module Pull the module out of the mainframe, using the handle, being careful to keep the module completely flat. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Disconnect all electrical and optical connectors before you fit this CAUTION module into the instrument, as this can cause damage to the connectors. Make sure that the instrument is in stand-by mode, before you remove a module. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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If you insert the module at an angle or vertically, you may damage the CAUTION instrument and the module. You should insert the module along the direction shown by the arrow in on page -332. Figure 208 8163A/B, 8164A/B, 8166A/B User’s Guide...
You can now attach the optical connector to the connector interface. Protecting Empty Module Slots Fitting a Blind Panel or Filler Module helps to: • prevent dust pollution and • optimize cooling by guiding the air flow. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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How to Fit and Remove Modules on page 327. The Keysight 81645A Filler Module can be removed in the same way as any back-loadable module, see How to Remove a Back-Loadable Module on page 329. 8163A/B, 8164A/B, 8166A/B User’s Guide...
There is one output BNC connector: the Trigger Output, see Figure 211or Figure . This is a TTL output. Do not apply an external voltage to this connector. Figure 211 Rear Panel of the 8163B Lightwave Multimeter System 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Installation and Maintenance Figure 212 Rear Panel of the 8164B Lightwave Measurement System Figure 213 Rear Panel of the 8166B Lightwave Multichannel System 8163A/B, 8164A/B, 8166A/B User’s Guide...
Installation and Maintenance The Remote Interlock (RIL) connector There is a Remote Interlock (RIL) connector at the back of the 8163A/B CAUTION Lightwave Multimeter System, 8164A/B Lightwave Measurement System, and 8166A/B Lightwave Multichannel System for the purpose of the optional connection of a safety interlock switch. If the short circuit at this BNC connector is opened, the laser is switched off immediately and cannot be switched on until it is closed again.
The following figure shows the connector and pin assignments. Connector Part Number: 1251-0293 Figure 214 GPIB Connector Keysight Technologies products are equipped with connectors having CAUTION ISO metric-threaded lock screws and stud mounts (ISO M3.5´0.6) that are black in color. Earlier connectors may have lock screws and stud mounts with English-threaded lock screws and stud mounts (6-32 UNC) that have a shiny nickel finish.
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Installation and Maintenance It is recommended that you do not stack more than three connectors, CAUTION one on top of the other. Hand-tighten the connector lock screws. Do not use a screwdriver. 8163A/B, 8164A/B, 8166A/B User’s Guide...
When a line functions as an output, it will sink up to 48 mA in the low state and approximately 0.6 mA in the high state. The GPIB line screens are not isolated from ground. NOTE 8163A/B, 8164A/B, 8166A/B User’s Guide...
Data Bits Parity None Stop Bits Flow Control Hard ware (RTS/CTS) For serial communication use the null modem cable provided with your NOTE instrument (Keysight P/No. 5180-2477). This is primarily used for the firmware upgrade process. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Measurement System also has a PS/2 mouse connector. • The parallel port is a standard centronics printer interface. • The keyboard connector is a standard PS/2 connector. The PCMCIA Slot and the 24V DC output are not used. NOTE 8163A/B, 8164A/B, 8166A/B User’s Guide...
Return Shipments to Keysight Technologies If the instrument is to be shipped to a Keysight Technologies Sales/Service Office, attach a tag showing owner, return address, model number and full serial number and the type of service required.
Accessories Instrument and Options - Keysight 8163A/B Prod uct Description Part Number Keysight 8163B Lightwave Multimeter Mainframe Additional User’s Guide 08164-90B15 Additional Programmer’s Guide 08164-90B64 Rack Mount Kit Power Cord - United Kingdom 8120-1351 Power Cord - Australia & New Zealand...
Power Cord - Denmark 8120-3997 Power Cord - Republic of South Africa and India 8120-4211 Power Cord - Japan 8120-4753 Power Cord - Israel 8120-5182 Power Cord - China 8120-8376 Power Cord - Thailand 8120-8871 8163A/B, 8164A/B, 8166A/B User’s Guide...
Power Cord - Denmark 8120-3997 Power Cord - Republic of South Africa and India 8120-4211 Power Cord - Japan 8120-4753 Power Cord - Israel 8120-5182 Power Cord - China 8120-8376 Power Cord - Thailand 8120-8871 8163A/B, 8164A/B, 8166A/B User’s Guide...
High Power Head, integrating sphere +40 to -60 dBm, Analog Output Each Optical Head listed above, must be used with one of the following Optical Head Interface modules: Optical Head Interfaces Model No. Description Keysight 81618A Single Channel Interface Keysight 81619A Dual Channel Interface 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Keysight 81578A high power, single slot, multimode, straight connectors Switch Modules Model No. Description Keysight 81595B 1x4 switch Transponder Modules Model No. Description Keysight 81490A Reference Transmitter, dual slot Keysight 81495A Reference Receiver 8163A/B, 8164A/B, 8166A/B User’s Guide...
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1370 - 1495 nm Keysight 81600B #132 High Power TLS for the Test of Critical Components 1260 - 1375 nm Keysight 81600B #130 Low SSE TLS for the Test of Critical Components 1260 - 1375 nm 8163A/B, 8164A/B, 8166A/B User’s Guide...
The Keysight 81645A Filler Module is required to operate the 8164A/B mainframe if it is used without a back-loadable tunable laser module. See Fitting a Filler Module for Back-Loadable Module Slots on page 334 for more details. 8163A/B, 8164A/B, 8166A/B User’s Guide...
GPIB Cable, 10833C, 4 m (13.2 feet) • GPIB Cable, 10833D, 0.5 m (1.6 feet) • GPIB Adapter, 10834A, 2.3 cm extender. Use this adapter if there is no space to connect your GPIB cable directly to a GPIB interface. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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/ 362 Regulations Information / 368 The 8163A/B Lightwave Multimeter, the 8164A/B Lightwave Measurement System, and the 8166A/B Lightwave Multichannel System are produced to the ISO 9001 international quality system standard as part of Keysight Technologies’ commitment to continually increasing customer satisfaction through improved quality control.
Parallel port (Centronics) Serial port (RS232) Number of Modules 2 Modules 8163A Series modules are NOT compatible with the 8153A Lightwave Multimeter. For code compatibility to the 8153A Lightwave Multimeter please refer to the mainframe’s Programming Guide, part number 08164-91016.
Graphical color display 300 × 240 points visible Display Resolution (Power Meters) 0.0001 dB/dBm, 0.01 pW to 10 pW (depending on power meter), up to 6.5 digits (user definable). Compatibility The Keysight 8163B mainframe supports all HP 8153A Series and 8163A/B Series modules. Environmental ° °...
The 8164A Lightwave Measurement System displays five channels. Display 600 × 400 pixels visible, active colour LCD. VGA connector for external monitor. Compatibility The Keysight 8164A mainframe supports all 8153A Series and Keysight 8163A Series modules. Environmental ° ° Storage temperature C to 70 °...
The Keysight 8164B Lightwave Measurement System displays five channels. Display Graphic color display 640 × 480 pixels visible. VGA connector for external monitor. Compatibility The Keysight 8164B mainframes support all HP 8153A Series and 8163A/B Series modules. Environmental ° ° Storage temperature C to 70 °...
Graphical display 190 × 300 points visible, monochrome. Display Resolution (Power Meters) 0.0001 dB/dBm, 0.01 pW to 10 pW (depending on power range), up to 6.5 digits (user definable). Compatibility The 8166A supports all 8163A Series modules. Trigger True synchronous on all channels Environmental °...
Graphical color display 300 × 240 points visible. Display Resolution (Power Meters) 0.0001 dB/dBm, 0.01 pW to 10 pW (depending on power range), up to 6.5 digits (user definable). Compatibility The Keysight 8166B supports all 8163A/B Series modules. Environmental ° ° Storage temperature C to +70 °...
Specifications and Regulations Compliance Keysight 8163B Lightwave Multimeter Click the following link to download the latest Declarations of Conformity: http://www.keysight.com/go/conformity 8163A/B, 8164A/B, 8166A/B User’s Guide...
Specifications and Regulations Compliance Keysight 8164B Lightwave Measurement System Click the following link to download the latest Declarations of Conformity: http://www.keysight.com/go/conformity 8163A/B, 8164A/B, 8166A/B User’s Guide...
Specifications and Regulations Compliance Keysight 8166B Lightwave Multichannel System Click the following link to download the latest Declarations of Conformity: http://www.keysight.com/go/conformity 8163A/B, 8164A/B, 8166A/B User’s Guide...
Specifications and Regulations Compliance Regulations Information Safety Canada LR 53538C EMC Canada These ISM devices comply with Canadian ICES-001. Ces appareils ISM sont conformes à la norme NMB-001 du Canada. EMC Australia/New Zealand 8163A/B, 8164A/B, 8166A/B User’s Guide...
A tunable laser source module is settling. The instrument is busy and no measurement can be performed yet. No Ref No Reference No reference sweep has been performed. Loss will be calculated using nominal laser power as a reference. Busy Busy Module is busy performing last operation. 8163A/B, 8164A/B, 8166A/B User’s Guide...
If one of the selftests fails, please try to reboot the instrument. If the selftest continues to fail, please return the mainframe to your local service center for repair. 8164B <Fw Rev> ProductNo(SerialNo)Selftest: ** PCB Revision <PCBRevNo> 8163A/B, 8164A/B, 8166A/B User’s Guide...
** FlashDisk <FlashSize>-<passed/failed> Remedial Action: If one of the selftests fails, please try to reboot the instrument. If the selftest is continues to fail, please return the mainframe to your local service center for repair. 8163A/B, 8164A/B, 8166A/B User’s Guide...
** HDD <passed/failed> Remedial Action: If one of the selftests fails, please try to reboot the instrument. If the selftest is continues to fail, please return the mainframe to your local service center for repair. 8163A/B, 8164A/B, 8166A/B User’s Guide...
The temperature to operate the tunable laser source module was measured outside given limits. affected modules action Verify the fan is working and the ventilation system is not blocked. If the failure persists, please return the unit to your local service center for repair. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Please follow this instruction and run the realignment, which can be selected from the menu of the tunable laser source module. If the failure persists, please return the unit to your local service center for repair. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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There was an error in communication between module and mainframe. For safety reasons, the module was disabled and the shutter closed. affected modules All attenuators action If this problem occurs several times, please send the module to the local Keysight service center for repair. 8163A/B, 8164A/B, 8166A/B User’s Guide...
All attenuators action Please deactivate the Offset(Lambda) mode first. Error One or more of the following reasons may cause this error message: firmware revision modus stepped sweep parameter(s) lambda logging on action switch lambda logging off 8163A/B, 8164A/B, 8166A/B User’s Guide...
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(< 0.001s) sweep time too large (t > 400s) trigger frequency too high (f > 40kHz) lambda logging: - coherence control active - trigger ≠ step finished action check settings and correct where appropriate 8163A/B, 8164A/B, 8166A/B User’s Guide...
The checksum stored in the caldata does not match the calculated checksum error value crc1 calculated checksum crc2 checksum read from caldata action Please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
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DSPs cal arrays action Please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Please return the unit to your local service center for repair error message Initialization Error (LaserEEPROMInit, error value) description Error reading laser EEPROM error value (not significant) action Please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Timeout while waiting for laser diode (16) and thermopositioner (64) to settle while preparing optical zero measurement error value waiting for laser diode waiting for thermopositioner action Reboot the instrument. If the failure persists, please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Error Messages error message Initialization Error (TASK_TIMEOUT, id1)) description An init task has not finished in time error value task name action Please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Please return the unit to your local service center for repair error message Initialization Error (TcfsEEPROMInit, error value) description Error reading tuning control feedback system EEPROM error value (not significant) action Please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
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(no error value) action Doublecheck whether the fan is working and not blocked. Wait some time and reboot the instrument. If the failure persists, please return the unit to your local service center for repair. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Checks if peltier current for the laser diode peltier is below maximum error value 13050 Laser peltier current is above maximum value action Please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
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-5V Reference DC voltage not in limits 23015 negative supply voltage of laser current source not in limits 23016 positive pezo supply voltage not in limits action Please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Please return the unit to your local service center for repair error message Main Laser Safety Selftest Failed (error value) description Verifies if the test laser current is within limits and whether the safety current sets an alarm if a current limit is reached 8163A/B, 8164A/B, 8166A/B User’s Guide...
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-10V measurement voltage on TCFS board not in limits 25013 +5V reference voltage on TCFS board not in limits 25014 -5V reference voltage on TCFS board not in limits 25015 +2.5V reference voltage on TCFS board not in limits 8163A/B, 8164A/B, 8166A/B User’s Guide...
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25041 TCFS Hybrid amplifier offset could not be removed 25042 One of the channels A, B or M failed during calibration action Please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
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TCFS Shutter Selftest Failed (error value) description This test verifies the shutter driver by applying a designated test pattern error value 25060 TCFS shutter driver electronic fails action Please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
Reload the module firmware. If the failure persists, please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
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The laser temperature is outside the allowed range test value laser number measured laser temperature action Verify whether the module is operated within the specified ambient temperature. If the failure persists, please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
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ADC Offset reading shows the limit for an upper offset shows the limit for a lower offset refers to the internal PM channel tested action Please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
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E10070: Laser <a> control failed (b, c) description Checks the laser current source test value laser number low power setting high power setting action Please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
An external head is available but it was not possible to access the registers of the head’s FPGA test value refers to the module channel tested action Please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
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The 10bit ADC has returned a value other than 512 test value shows the ADC reading shows the lower limit shows the upper limit action Please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
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ADC reading of the TEC current shows the lower limit shows the upper limit refers to the module channel tested action Please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
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TEC is enabled shows the target temperature, where b should move to refers to the module channel tested action Please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
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ADC offset reading shows the limit for an upper offset shows the limit for a lower offset refers to the module channel tested action Please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
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E1x080; TEC settling failed (a, b) description Verifies the comparator output of the regulation circuit after the TEC is enabled and expects an ADC reading of about 512 test value shows the ADC reading of the comparator output 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Verify whether the module is operated within the specified ambient temperature. If the failure persists, please return the unit to your local service center for repair. 8163A/B, 8164A/B, 8166A/B User’s Guide...
The 10bit ADC has returned a value other than 512 test value shows the ADC reading shows the lower limit shows the upper limit action Please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
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E10050: Board temp out of limits (a) description The board temperature is outside the allowed range test value measured board temperature action Please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Checks whether the comparator output changes from low to high values while the temperature DAC is set to two different temperatures test value laser number action Please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
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E10091: Peltier <a> regulation failed (b, c) description Verifies whether the temperature is around the default value with the given limits test value laser number default temperature actual temperature action Please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
The 10bit ADC has returned a value other than 512 test value shows the ADC reading shows the lower limit shows the upper limit action Please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
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E10050: Board temp out of limits (a) description The board temperature is outside the allowed range test value measured board temperature action Please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
Reload the module firmware. If the failure persists, please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Verifies the gain settings of the PGA (x 1/10/100). A voltage of 25 mV is applied to the input of the PGA and then amplified test value if 1, the required division has failed if 0, the calculated factors are correct 8163A/B, 8164A/B, 8166A/B User’s Guide...
SanityChecks():channel X, configArray != -1 SanityChecks():channel X, configs == 0 SanityChecks() failed description Calibration data seems not to be correct test value X Channel number action Please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
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InitSwitchAccess():AllocTpuChannels() for LEDs failed InitSwitchAccess():Unsupported ledLocation SwitchAccessLED():Unsupported ledLocation description Initialization of the functionalityused to access the LEDs failed. Probably a calibration data problem. test value action Please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
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KeyDisablePortF(): wrong interrupt number description Problem when enabling or disabling a front panel key. Probably a calibration data or firmware problem. test value action Please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Preset(): channel X, config Y failed description Preset failed, probably due to incorrect calibration data test value X module channel Y switch configuration number action Please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
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InitDefaultCaldata(): couldn’t alloc defaultCalData InitDefaultCaldata(): only 2 channels supported in default caldata InitDefaultCaldata(): unknown type description This only occurs when running special debug software test value action Please return the unit to your local service center for repair 8163A/B, 8164A/B, 8166A/B User’s Guide...
8163A/B, 8164A/B, 8166A/B Lightwave Mainframes User’s Guide Cleaning Instructions Safety Precautions / 425 Why is it important to clean optical devices ? / 426 What do I need for proper cleaning? / 427 Preserving Connectors / 432 Cleaning Instrument Housings...
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If you are unsure of the correct cleaning procedure for your optical device, we recommend that you first try cleaning a dummy or test device. Keysight Technologies assume no liability for the customer’s failure to comply with these requirements. Cleaning Instructions for this Instrument The Cleaning Instructions apply to a number of different types of Optical Equipment.
+18.5 dBm or 70 mW! Use a metal cap to cover the laser outputs when open. Terminate • open patchcord ends with a commercially available “fiber optic light trap”. 8163A/B, 8164A/B, 8166A/B User’s Guide...
In this section, we want to suggest ways to help you clean your various optical devices, and thus significantly improve the accuracy and repeatability of your lightwave measurements. 8163A/B, 8164A/B, 8166A/B User’s Guide...
429 Dust and shutter caps All of Keysight Technologies’ lightwave instruments are delivered with either laser shutter caps or dust caps on the lightwave adapter. Any cables come with covers to protect the cable ends from damage or contamination.
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Use only clean, fresh soft tissues and never apply them twice. Any dust and dirt from the air which collects on your tissue, or which has gathered after initial cleaning, may scratch and pollute your optical device. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Additional Cleaning Equipment Some Cleaning Procedures need the following equipment, which is not required to clean each instrument: • Microscope with a magnification range about 50X up to 300X page 430 • Ultrasonic bath on page 430 8163A/B, 8164A/B, 8166A/B User’s Guide...
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For this reason we recommend you do not touch them. If you are not sure how sensitive your device is to cleaning, please contact the manufacturer or your sales distributor. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Take care never to look into the end of a fiber or any other optical component, when they are in use. This is because the laser can seriously damage your eyes. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Keep the caps on the equipment always when it is not in use. All of Keysight Technologies’ lightwave instruments and accessories are shipped with either laser shutter caps or dust caps. If you need additional or replacement dust caps, contact your nearest Keysight Technologies Sales/Service Office.
Do not open the instruments as there is a danger of electric shock, or electrostatic discharge. Opening the instrument can cause damage to sensitive components, and in addition your warranty will be voided. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Cleaning Instructions for this Instrument on page 424 for the procedure relevant for this instrument. If you are unsure of how sensitive your device is to cleaning, please contact the manufacturer or your sales distributor 8163A/B, 8164A/B, 8166A/B User’s Guide...
To assess the projection of the emitted light beam you can use an • infrared sensor card. Hold the card approximately 5 cm from the output of the connector. The invisible emitted light is project onto the card and becomes visible as a small circular spot. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Take a new, dry soft-tissue and remove the alcohol, dissolved sediment and dust, by rubbing gently over the surface using a small circular movement. Blow away any remaining lint with compressed air. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Hold the tip of the connector in the bath for at least three minutes. Take a new, dry soft-tissue and remove the alcohol, dissolved sediment and dust, by rubbing gently over the surface using a small circular movement. Blow away any remaining lint with compressed air. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Take a new, dry soft-tissue and remove the alcohol, dissolved sediment and dust, by rubbing gently over the surface using a small circular movement. Blow away any remaining lint with compressed air. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Blow away any remaining lint with compressed air. How to clean bare fiber adapters Bare fiber adapters are difficult to clean. Protect from dust unless they are in use. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Be careful when using pipe-cleaners, as the core and the bristles of the CAUTION pipe-cleaner are hard and can damage the adapter. Clean the adapter by rubbing a new, dry cotton-swab over the surface using a small circular movement. Blow away any remaining lint with compressed air. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Clean the lens by rubbing the cotton-swab over the surface using a small circular movement. Using a new, dry cotton-swab remove the alcohol, any dissolved sediment and dust. Blow away any remaining lint with compressed air. 8163A/B, 8164A/B, 8166A/B User’s Guide...
This will degrade the performance of your transmission system. Never try to open the instrument and clean the optical block by yourself, because it is easy to scratch optical components, and cause them to be misaligned. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Some instruments, for example, the optical heads from Keysight Technologies have an optical glass plate to protect the sensor. Clean this glass plate in the same way as optical lenses (see How to clean lenses page 441). 8163A/B, 8164A/B, 8166A/B User’s Guide...
To assess the projection of the emitted light beam you can use an • infrared sensor card. Hold the card approximately 5 cm from the interface. The invisible emitted light is project onto the card and becomes visible as a small circular spot. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Take a new, dry soft-tissue and remove the alcohol, dissolved sediment and dust, by rubbing gently over the surface using a small circular movement. Blow away any remaining lint with compressed air. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Take a new, dry soft-tissue and remove the alcohol, dissolved sediment and dust, by rubbing gently over the surface using a small circular movement. Blow away any remaining lint with compressed air. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Put the device into the bath for at least three minutes. Blow away any remaining liquid with compressed air. If there are any streaks or drying stains on the surface, repeat the cleaning procedure. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Put the optical device into a bath of isopropyl alcohol, and wait at least 10 minutes. Remove the fluid using compressed air at some distance and with low pressure. If there are any streaks or drying stains on the surface, repeat the whole cleaning procedure. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Preferred Procedure Use the following procedure on most occasions. Blow away any dust or dirt with compressed air. Procedure for Stubborn Dirt Use this procedure particularly when there is greasy dirt on the lens: 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Moisten the lens or the mirror with isopropyl alcohol. Take a new, dry soft-tissue and remove the alcohol, dissolved sediment and dust, by rubbing gently over the surface using a small circular movement. Blow away remaining lint with compressed air. 8163A/B, 8164A/B, 8166A/B User’s Guide...
Never open the instruments as they can be damaged. Opening the instruments puts you in danger of receiving an electrical shock from your device, and renders your warranty void. 8163A/B, 8164A/B, 8166A/B User’s Guide...
8163A/B, 8164A/B, 8166A/B Lightwave Mainframes User’s Guide Firmware Upgrades Firmware Upgrade Process / 454 This chapter provides information about the firmware upgrade process for the 8163A/B Lightwave Multimeter, the 8164A/B Lightwave Measurement System, and the 8166A/B Lightwave Multichannel System.
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CAUTION For Keysight all modules with a particular firmware revision to operate correctly, your 8163A/B, 8164A/B, or 8166A/B mainframe must have the corresponding, or a later, firmware revision installed. For example, for correct operation of 8165xA Laser Source modules where firmware revision 4.02 is installed, your 8163A/B, 8164A/B, or 8166A/B...
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8163A Firmware Upgrade Procedure To upgrade firmware for the 8163A, you require a PC, running Windows, plus a serial null-modem cable, that was supplied with your 8163A mainframe.
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Prepare the two floppy disks using the files and readme instructions in the directory: C:\Program Files (x86)\Agilent\Photonic Application Suite\ InstrumentFirmwareLibrary\8164A Mainframes or provided in the downloaded firmware file. Insert DISK_1 into the mainframe. Turn on the 8164A and wait for the first beep. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Click OK to confirm that you have completed steps 1 to 3. When the serial connection has been established, which may be after a pause of around 30 seconds, the ATTools user interface is displayed. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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If you were successful, you hear a double beep and the display shows that the instrument is in download mode. Otherwise, turn off the power and try again. Click on 'Program' and wait until the download completes. The instrument will reboot with the new firmware. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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You also require the module update program, which is supplied both on the Support CD-ROM and as a web download. Copy Module_Update.exe to a directory on your PC’s hard drive, then execute Module_Update.exe to install the module update program. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Be sure to study this file before attempting to use the module update software. The floppy update procedure for the Keysight 81480A and NOTE 81640A/42A/80A/82A Tunable Laser Modules is no longer supported. Please update your modules via GPIB or a null-modem serial cable as described above. 8163A/B, 8164A/B, 8166A/B User’s Guide...
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Artisan Technology Group is your source for quality new and certified-used/pre-owned equipment SERVICE CENTER REPAIRS WE BUY USED EQUIPMENT • FAST SHIPPING AND DELIVERY Experienced engineers and technicians on staff Sell your excess, underutilized, and idle used equipment at our full-service, in-house repair center We also offer credit for buy-backs and trade-ins •...
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