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Keysight 86120D Getting Started Manual
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Keysight 86120D Getting Started Manual

Keysight 86120D Getting Started Manual

Multi-wavelength meter
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Summary of Contents for Keysight 86120D

  • Page 1 GUIDE...

  • Page 2: Warranty

    ALL WARRANTIES, EITHER EXPRESS OR its standard commercial license, which is met. IMPLIED WITH REGARD TO THIS MANUAL embodied in its End User License Agree- AND ANY INFORMATION CONTAINED Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...

  • Page 3: Keysight Cybersecurity

    Product and Solution Cybersecurity. Report a Product Cybersecurity Issue If you encounter a cybersecurity issue with a Keysight product, report it immediately at: Product Cybersecurity Issue Reporting. Responsible Disclosure Program Keysight encourages responsible disclosure of security vulnerabilities. For more details,...

  • Page 4: Safety Summary

    Failure to comply with these precautions or with specific warnings or operating instructions in the product manuals violates safety standards of design, manufacture, and intended use of the instrument. Keysight Technologies assumes no liability for the customer’s failure to comply with these requirements. Product manuals are provided with your instrument on CD-ROM and/or in printed form.

  • Page 5: Safety Symbols

    ISM GRP 1-A - This is an Industrial Scientific and Medical (ISM) Group 1 Class A product. This symbol on all primary and secondary packaging indicates compliance to China standard GB 18455-2001. Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...

  • Page 6: Compliance And Environmental Information

    (WEEE) is required, as obligated by DIRECTIVE 2012/19/EU and other National legislation. http://about.keysight.com/en/companyinfo/environment/takeback.shtml to understand your Trade in options with Keysight in addition to product takeback instructions. Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...

  • Page 7: Table Of Contents

    Step 9. Set the System Standby Mode Step 10. Add a Printer Step 11. Change Region and Language Settings Step 12. Change the Password Step 13. Avoid Costly Repairs Step 14. For More Information Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...
  • Page 8 Step 4. Make Measurements Step 5. Adjust the Graph to Your Preference Step 6. Save Measurement Results Returning the Instrument for Service Preparing the instrument for shipping Keysight Technologies Service Offices Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...

  • Page 9: Getting Started

    Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide Getting Started General Safety Considerations / 10 Setting Up the Multi-Wavelength Meter / 16 Making Measurements / 46 Returning the Instrument for Service / 66 Keysight Technologies Service Offices / 69...

  • Page 10: General Safety Considerations

    Do not negate this protective action by the using an extension cord without a protective conductor. Never look directly into the end of a fiber or a connector, unless you are WARNING absolutely certain that there is no signal in the fiber. Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...

  • Page 11: Instrument Markings

    This text denotes the instrument is an Industrial Scientific and Medical Group 1 Class A product. This marking is for China only and states compliance with the Chinese Toxic or Hazardous Substances and Elements requirements. General Recycling Mark. Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...
  • Page 12 WEEE Directive Annexure I, this product is classed as a “Monitoring and Control instrumentation” product. Do not dispose in domestic household waste. To return unwanted products, contact your local Keysight office, or see http://about.keysight.com/en/companyinfo/environment/takeback.shtml for more information. If this product is not used as specified, the protection provided by the WARNING equipment could be impaired.
  • Page 13 Do not try to access or make changes to the Windows Operating system. Repairs caused by the improper use of the Multi-Wavelength Meter will not be covered under warranty. Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...
  • Page 14 There is no output laser aperture The Keysight 86120D and 86122C do not have an output laser aperture. However, light less than 1 nW escapes out of the front- panel OPTICAL INPUT connector. Operator maintenance or precautions are not necessary to maintain safety.
  • Page 15 Class 1 Max. permissible CW output power 0.39 mW Max. CW output power is defined as the highest possible optical power that the laser source can produce at its output connector. Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...

  • Page 16: Setting Up The Multi-Wavelength Meter

    • Inspect the instrument. • Verify that you received the options and accessories you ordered. If anything is missing or defective, contact your nearest Keysight Technologies Service Office. Refer to Keysight Technologies Service Offices on page 69. If the shipment was damaged, contact the carrier, then contact the nearest Keysight Sales Office.
  • Page 17 Multi-Wavelength Meter, 700 nm to 1650 nm, +/-1.5 ppm Optical Connectors 86120D-021 Straight Contact Interface-PC 86120D-022 Angled Contact Interface-APC Accessories 86122A-1CM Rack Mount Kit without Handles 86122A-1CN Rack Handle Kit 86122A-1CP Mount Kit plus Handles Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...
  • Page 18 Connector Interface E-2000(PHYSICAL CONTACT) 81000KI Connector Interface SC 81000LI Connector Interface LC 81000NI Connector Interface FC/APC, narrow key 81000SI Connector Interface DIN 47256/4108 81000VI Connector Interface ST 81000MI Connector Interface MU Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...

  • Page 19: Step 2. Consider Environmental Specifications

    < 90% R.H. non-condensing Humidity is type tested. Type tested means tested, but not warranted, for NOTE continuous operation. Shock 120 g, half sine, 2 ms pulse Shock is type tested. NOTE Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...
  • Page 20 Voltage 100-240 V~ Frequency 50-60 Hz Maximum Power 240 W Weight 14.5 kg (32 lb) Dimensions Height 138 mm (5.2 in) Width 425 mm (16.7 in) Depth 520 mm (20.5 in) Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...

  • Page 21: Step 3. Configure For Bench Top Or Rack Mount Use

    Ensure that the rack mount kit is complete If any items are damaged or missing from the kit, contact the nearest NOTE Keysight Technologies sales or service office to order a replacement kit. Items within the kit are not individually available. Table 10...
  • Page 22 Getting Started Figure 1 Front Handle Assembly are included with Option 86122A-1CP only. NOTE Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...

  • Page 23: Step 4. Connect A Keyboard And Mouse (Optional)

    USB keyboard and mouse. A keyboard and mouse are not supplied with the multi-wavelength NOTE meter. Figure 2 Do not stack other objects on the keyboard; this will cause self-test NOTE failures at power-on Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...

  • Page 24: Step 5. Connect The Line Cord

    AC power system. Crest factor (ratio of peak voltage to rms.) should be typically within the range of 1.3 to 1.6 at 10% of the nominal rms. mains voltage. Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...

  • Page 25: Step 6. Turn On The Line Power

    “click” is used throughout this book to represent clicking or touching an element on the display. When you see the term “click,” please remember that you can always touch with your finger or stylus instead. Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...
  • Page 26 Avoid touching the screen with a sharp object, as this could result in CAUTION damage to the display. Use your finger or the supplied stylus. Figure 5 Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...

  • Page 27: Step 7. Calibrate The Touch Screen (Optional)

    Touch the center of the X with your finger or a stylus. Several X will appear on different positions of the display screen. Touch them precisely as the first one. When the display is calibrated, the touch screen configuration utility closes. Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...
  • Page 28 This will prevent the touch screen from being rendered useless due to a poor calibration. In case a failed touch screen calibration leads to a non-working condition, you can restart the touch screen calibration by using a USB mouse. Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...

  • Page 29: Step 8. Set The Time And Date

    Click the up or down arrows next to the time and date text boxes until the desired number is displayed. Click Set Time & Date Now to apply the changes and close the dialog box. Figure 8 Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...

  • Page 30: Step 9. Set The System Standby Mode

    On the Setup menu, click Preferences. Select a time-out period from the System Standby list. You can choose 15 min., 30 min., 1 hr., 4 hrs., or Never. Selecting Never disables this feature. Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...
  • Page 31 To reactivate the display • Touch the display screen or a front panel button • Move the mouse or press a key on the external keyboard (if attached) • Send a remote command Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...

  • Page 32: Step 10. Add A Printer

    Use of a printer with the instrument is optional. Follow the steps of your printer’s documentation. The multi-wavelength meter only supports USB and LAN printers (no NOTE parallel printer port). In the File menu of the multi-wavelength meter software, click Print Setup. Figure 10 Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...
  • Page 33 Figure 11 b Using the pan and scan function, the lower end of the Printer Properties window becomes accessible. c Click OK /Cancel/Apply button to confirm, cancel or apply your changes. Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...
  • Page 34 Figure 12 Installation of programs other than drivers necessary for your printer is CAUTION not recommended or supported. Installation of additional software could render the 86120D or 86122C multi-wavelength meter software inoperable. Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...

  • Page 35: Step 11. Change Region And Language Settings

    Enter the protected functions password “exit to windows” and click Activate. Figure 13 From the Windows Start menu, open the Control Panel. In the Control Panel, click Clock, Language and Region. Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...
  • Page 36 Getting Started Figure 14 Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...
  • Page 37 Figure 15 b The Windows task-bar may come up. In that case, move the cursor slightly upwards until the task-bar disappears, and the lower edge of the active window becomes visible again. Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...
  • Page 38 Getting Started Figure 16 c Click OK /Cancel/Apply button to confirm, cancel or apply your changes. Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...
  • Page 39 Getting Started Figure 17 Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...

  • Page 40: Step 12. Change The Password

    Exit the multi-wavelength meter software. a On the Utilities menu, click Protected Functions. a Enter the protected functions password “exit to windows” and click Activate. Press Windows key + i simultaneously. Figure 18 Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...
  • Page 41 Getting Started Scroll down to Accounts and select it. Figure 19 Select Sign-in options. Figure 20 Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...
  • Page 42 The factory-configured account is 'administrator' and the password is 'Keysight4u!'. For security reasons, we recommend changing the account password on NOTE the first login. Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...
  • Page 43 Press Windows key + r simultaneously and enter NetPLWiz. Figure 22 Choose Instrument and uncheck the option "User must enter a user name and password to use this computer". Figure 23 Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...
  • Page 44 Enter the password for the account Instrument and re-enter it twice to confirm. Figure 25 Restart the instrument. It should now boot up into the wavemeter application without requiring any user interaction. Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...

  • Page 45: Step 13. Avoid Costly Repairs

    • Refer to the Help. The Help opens the user’s and programmer’s guide in PDF format. • Visit our website at http://www.keysight.com. Use the keyword "86120D" or “86122C” in your search. Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...

  • Page 46: Making Measurements

    +10 dBm is the maximum total displayed input power. Do not exceed +18 CAUTION dBm source power. The Keysight 86120D or 86122C’s input circuitry can be damaged when total input power exceeds this level. Figure 27 Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...
  • Page 47 Before you connect any fiber-optic cable to the Keysight Variable Optical Attenuator modules and Keysight Variable Optical Attenuator modules with Power Control, refer to chapter "Cleaning Instructions" in the User's Guide.
  • Page 48 The maximum input range for 86120D is 700-1700 nm and the maximum input range for is 700 - 1650 nm. • Laser line widths are assumed to be less than 10 GHz for 86120D, and less than 2.5 GHz for 86122C. Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...

  • Page 49: Step 2. Select Basic Measurement Setup Parameters

    The instrument can display wavelength and amplitude values in several types of measurement units. Press and click . Click the Units tab, and select the wavelength and amplitude units. Click Close. Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...
  • Page 50 Narrowband devices include DFB lasers and modes of Fabry-Perot lasers. Broadband devices include LEDs, optical filters, and chirped lasers.4 Press and click Click the Device Type tab, and select Narrowband or Broadband. Click Close. Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...
  • Page 51 0.3 seconds (86122C Option 110) or every 0.5 seconds (86122C Option 100) or every 0.6 seconds (86120D). This is useful if you want the data to be continuously updated. You can also set up data logging to perform measurement sweeps at any desired interval.

  • Page 52: Step 3. Define Laser-Line Peaks

    • Responses 4 and 5 are identified as one peak laser line. This is because the minimum point between 4 and 5 does not drop to the peak excursion limit. Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...
  • Page 53 Click Close. Figure 34 Use Wavelength Limiting to Define Peaks Press and click Click the Wavelength Limiting tab. Select On Click the Limit Start Wavelength box and enter the start wavelength value. Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...
  • Page 54 Getting Started Click the Limit Stop Wavelength box and enter the stop wavelength value. Click Close. Figure 35 Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...

  • Page 55: Step 4. Make Measurements

    Select a channel as the reference by clicking in the “Ref” column of the desired row. To determine channel spacing from the reference, simply read the relative wavelength values in the “Delta WL” column. Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...
  • Page 56 Laser drift can be easily measured by using the drift application. Press . and click Signal-to-Noise Ratio Signal-to-noise ratio can be easily measured by using the OSNR application. Press and click Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...
  • Page 57 Connect an optical attenuator between the front-panel OPTICAL INPUT connector and the fiber-optic cable from your device. The attenuator must reduce the total input power to the Keysight multi-wavelength meter so that it is below +10 dBm. Press and click Click the Power Offset tab.

  • Page 58: Step 5. Adjust The Graph To Your Preference

    Figure 36 • Select an x-axis control from the Graph Control list. Click anywhere on the graph and drag to the left or right. Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...
  • Page 59 Getting Started Figure 37 Figure 38 Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...
  • Page 60 If ClickZoom is enabled, click any cell in the “Wavelength” column of the table.The peak marker will move the corresponding peak wavelength in the graph, and the graph will zoom in to that peak. To zoom out, click the “Wavelength” cell again. Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...
  • Page 61 Select Peak Marker from the Graph Control list. Click close to a peak on the graph. • Select Peak Marker from the Graph Control list. Click anywhere on the graph and drag to the left or right. Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...
  • Page 62 Select Trace Marker from the Graph Control list. Click any point on the graph. • Select Trace Marker from the Graph Control list. Click anywhere on the graph and drag to the left or right. Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...

  • Page 63: Step 6. Save Measurement Results

    Save Meas Data dialog box. Select a file name and click Save. Print Data Figure 43 Press to open the Print Setup dialog box. Select the Default Printer and Printout Type, and click Print. Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...
  • Page 64 Getting Started Save Screen Image Figure 44 On the File menu, point to Save, and then click Save Screen Image. Select a file name and click Save. Figure 45 Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...
  • Page 65 To log data for a turn-on transient test (to observe how lasers change during warm-up), set the data logging duration to 5 minutes, and the interval to 0 time (free run). Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...

  • Page 66: Returning The Instrument For Service

    (the warranty is at the front of this manual). If the instrument is no longer under warranty or is not covered by a Keysight maintenance plan, Keysight will notify you of the cost of the repair after examining the unit.
  • Page 67 They may also cause instrument damage by generating static electricity. Pack the instrument in the original shipping containers. Original materials are available through any Keysight office. Or, use the following guidelines: • Wrap the instrument in anti-static plastic to reduce the possibility of damage caused by electrostatic discharge.
  • Page 68 Seal the carton with strong nylon adhesive tape. Mark the carton “FRAGILE, HANDLE WITH CARE”. Retain copies of all shipping papers. Keysight 86120D and 86122C Multi-Wavelength Meters Getting Started Guide...

  • Page 69: Keysight Technologies Service Offices

    For technical assistance, you can contact your local Keysight Call Center. • Visit http://www.keysight.com and click Contact Us. Service Center Before returning an instrument for service, you must first call the Keysight Technologies Instrument Support Center. • Visit http://www.keysight.com and click Contact Us.
  • Page 70 This information is subject to change without notice. © Keysight Technologies 2025 Edition 3.0, February 2025 Printed in Germany www.keysight.com...

This manual is also suitable for:

86122c