Anritsu MT9810A Operation Manual
Anritsu MT9810A Operation Manual

Anritsu MT9810A Operation Manual

Optical test set
Hide thumbs Also See for MT9810A:
Table of Contents

Advertisement

Quick Links

A l l t e s t I n s t r u me n t s , I n c .
5 0 0 C e n t r a l A v e .
F a r mi n g d a l e , N J 0 7 7 2 7
P : ( 7 3 2 ) 9 1 9 - 3 3 3 9
F : ( 7 3 2 ) 9 1 9 - 3 3 3 2
a l l t e s t . n e t
s s a l e s @ a l l t e s t . n e t
T h e t e s t & me a s u r e me n t
e q u i p me n t y o u n e e d a t
t h e p r i c e y o u w a n t .
A l l t e s t c a r r i e s t h e w o r l d ' s l a r g e s t s e l e c t i o n o f
u s e d / r e f u r b i s h e d b e n c h t o p t e s t & me a s u r e me n t
e q u i p me n t a t 5 0 % t h e p r i c e o f n e w .
O O u r e q u i p me n t i s g u a r a n t e e d w o r k i n g , w a r r a n t i e d , a n d
a v a i l a b l e w i t h c e r t i f i e d c a l i b r a t i o n f r o m o u r i n - h o u s e s t a f f
o f t e c h n i c i a n s a n d e n g i n e e r s .
• 1 0 + f u l l t i me t e c h n i c i a n s w i t h o v e r 1 5 0 y e a r s o f
s p e c i a l i z a t i o n
• 9 0 d a y w a r r a n t y & 5 d a y r i g h t o f r e t u r n o n a l l
e q u i p me n t
• • 1 - 3 y e a r w a r r a n t i e s f o r n e w a n d
p r e mi u m- r e f u r b i s h e d e q u i p me n t
• E v e r y u n i t t e s t e d t o O E M s p e c i f i c a t i o n s
• S a t i s f a c t i o n g u a r a n t e e d
Y o u h a v e p l a n s , w e w i l l h e l p y o u a c h i e v e t h e m.
A n y p r o j e c t . A n y b u d g e t .
t
G e t a q u o t e t o d a y !
C C a l l ( 7 3 2 ) 9 1 9 - 3 3 3 9 o r e ma i l s a l e s @a l l t e s t . n e t .

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the MT9810A and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Summary of Contents for Anritsu MT9810A

  • Page 1 T h e t e s t & me a s u r e me n t e q u i p me n t y o u n e e d a t t h e p r i c e y o u w a n t . A l l t e s t I n s t r u me n t s , I n c .
  • Page 2 MT9810A Optical Test Set Operation Manual Seventh Edition Read this manual before using the equipment. Keep this manual with the equipment. ANRITSU CORPORATION Document No.: M-W1482AE-7.0...
  • Page 3 Safety Symbols To prevent the risk of personal injury or loss related to equipment malfunction, Anritsu Corporation uses the following safety symbols to indicate safety-related information. Insure that you clearly understand the meanings of the symbols BEFORE using the equipment.
  • Page 4: For Safety

    4. This equipment cannot be repaired by the user. DO NOT attempt to open the cabinet or to disassemble internal parts. Only Anritsu- Repair trained service personnel or staff from your sales representative...
  • Page 5 For Safety CAUTION 1. Before changing the fuses, ALWAYS remove the power cord from the poweroutlet and replace the blown fuses. ALWAYS use new fuses of the type and rating specified on the fuse marking on the Changing Fuse rear panel of the cabinet. CAUTION T___A indicates a time-lag fuse.
  • Page 6 For Safety WARNING This equipment uses parts radiating Class 2 or Class 3 laser radia- Laser Radiation Markings tion. The warning labels shown on the next page are attached near the laser-radiation locations. The product name and the danger classification specified by JIS, IEC825 and 21CFR1040.10 are explained below.
  • Page 7 ANRITSU CORP. THIS PRODUCT CONFORMS TO 10-27 MINAMIAZABU 5-CHOME ALL APPLICABLE STANDARDS MINATO-KU, TOKYO, 106, JAPAN UNDER 21 CFR 1040.10 MANUFACTURED AT:ANRITSU CORP. ATSUGI PLANT. y y y <IEC> <IEC> INVISIBLE LASER RADIATION DO NOT STARE INTO BEAM OR VIEW...
  • Page 8 Anritsu sales section or your near- est representative. Note: The battery used in this equipment has a maximum useful life of...
  • Page 9 In addition, this warranty is valid only for the original equipment purchaser. It is not transferable if the equipment is resold. Anritsu Corporation will not accept liability for equipment faults due to unfore- seen and unusual circumstances, nor for faults due to mishandling by the cus- tomer.
  • Page 10 CE Marking Anritsu affixes the CE Conformity Marking on the following product (s) in accor- dance with the Council Directive 93/68/EEC to indicate that they conform with the EMC directive of the European Union (EU). CE Conformity Marking 1. Product Name/Model Name...
  • Page 11 Anritsu affixes the C-tick marking on the following product (s) in accor- dance with the regulation to indicate that they conform with the EMC framework of Australia/New Zealand C-tick marking N274 1. Product Name/Model Name Product Name: Optical Test Set Model Name: MT9810A, MU93131×A, MU93142×A, MU95130×A,...
  • Page 12 Power Line Fuse Protection For safety, Anritsu products have either one or two fuses in the AC power lines as requested by the customer when ordering. Single fuse: A fuse is inserted in one of the AC power lines. Double fuse: A fuse is inserted in each of the AC power lines.
  • Page 14 About This Manual This manual provides descriptions of the operation, calibration and maintenance methods of the MT9810A Optical Test Set. Chapter 4 outlines the basic functions and operations of this device. Indicator indicates item numbers for which more detailed explana- tions and relevant descriptions are available.
  • Page 15: Table Of Contents

    Table of Contents For Safety ............About This Manual ........Section 1 General ......... 1.1 MT9810A Optical Test Set ......... 1.2 Plug-in Unit ..............1.3 Main Functions ............1.4 Features ..............Section 2 Nomenclature and Function ..2-11 2.1 Unpacking ..............
  • Page 16 Section 5 Performance Test and Calibration ....... 5.1 Optical Sensor Performance Test ......5.2 Light Source Performance Test ......... 5.3 Calibration ..............Section 6 Maintenance and Re-Transportation ......6.1 Daily Care and Cleaning ..........6.2 Matters Requiring Attention for Storage ....6.3 Re-Transportation ............
  • Page 18: Section 1 General

    Section 1 General This chapter provides an outline of functions of the MT9810A Optical Test Set and the plug-in unit, and explana- tions of the product structure. MT9810A Optical Test Set ..........Plug-in Unit ..............Main Functions ............... Features .................
  • Page 19: Mt9810A Optical Test Set

    1.1 MT9810A Optical Test Set The main unit of the MT9810A Optical Test Set (hereafter referred to as the “Device”) forms the core of a group of optical test set models. It has slots to enable mounting of two plug-in units. The Device is designed to operate units mounted in the slots and display the status and measured results.
  • Page 20: Plug-In Unit

    1.2 Plug-in Unit 1.2 Plug-in Unit The Device enables mounting of the units shown below. MU931311A Optical Sensor Appendix A Specifications High-sensitivity type MU931421A Optical Sensor Appendix A Specifications General-purpose type MU952501A - MU952505A Light Source Appendix A Specifications DFB-LD light source (With optical frequency variable function.) See the ordering information to select the model name and option number when specifying the optical frequency (wavelength) of the light source.
  • Page 21: Main Functions

    Section 1 General 1.3 Main Functions • Function to vary the wavelength Varies the center optical frequency of the DFB-LD light source to the maximum of ±60 GHz. • Switching display between optical frequency and wavelength Switches display between optical frequency and wavelength in the vacuum state. •...
  • Page 22: Features

    Demodulates intense modulated radiation of a maximum of 100 kHz (3 dB bandwidth). • High resolution light power measurement Enables light power measurement at high resolution of 1/10000 dB on the display of MT9810A set at resolution of 1/1000 dB when GPIB and RS-232C are used. •...
  • Page 23 Section 1 General...
  • Page 24: Section 2 Nomenclature And Function

    Section 2 Nomenclature and Function This chapter provides the nomenclature of each section on the front and back panels of the Device as well as explanations of functions and operations. Unpacking ............... Front Panel ..............Back Panel ..............Indicator ................Display and Function of Key Switch .......
  • Page 25: Unpacking

    Take the main unit and the plug-in unit out from the packing carton and check the articles provided with the compo- nent list. If any article is found missing or broken, quickly contact ANRITSU or an ANRITSU dealer. Example of components...
  • Page 26: Front Panel

    2.2 Front Panel 2.2 Front Panel rIndicator wPlug-in slot qPower switch tKey switch (eBlank panel) yTilting leg yTilting leg Power switch A switch to turn ON/OFF the power source. Pressing the switch (I) turns the power source ON. Pressing it again to switch it into the projected state (0) turns the power source OFF.
  • Page 27: Back Panel

    Section 2 Nomenclature and Function 2.3 Back Panel RS-232C GPIB interface connector interface connector AC power source inlet Optical output Remote interlock connector modifier key switch Short plug Protective earth terminal External equipment control connector GPIB interface connector GPIB interface to connect an external computer and execute remote control of the Device.
  • Page 28 2.3 Back Panel Point Although RS-232C is named EIA-232-E in accordance with the formal standards of ANSI/EIA, this document and descriptions relating to the Device use the general name of RS-232C for explanations.
  • Page 29: Indicator

    Section 2 Nomenclature and Function 2.4 Indicator Control CH1 display The underline lights up when the control target channel is CH1, or CH1 and CH2. 4.2.1 Switching Channels 4.3.1 Switching Channels REF CH display Lights up at the time of reference measurement. The CH on display indicates the channel to constitute the reference value.
  • Page 30 2.4 Indicator Lights up when the optical sensor used on CH1 is set at average measurement. 4.2.6 Average Setting Lights up when the optical sensor used on CH1 is set at CAL measurement. 4.2.14 Calibration Measurement Lights up at the time of system function setting. 4.4 System Setup PRMTR Lights up at the time of parameter setting for the unit.
  • Page 31: Display And Function Of Key Switch

    Section 2 Nomenclature and Function 2.5 Display and Function of Key Switch Key Representation Functional Description Local A key to validate the function of other keys printed in blue on the panel. This key alone uses the internally lit system. When lit, the key is in the valid status (Shift Shift status).
  • Page 32 2.5 Display and Function of Key Switch [Optical sensor] CLONE SAVE PRMTR LOAD PRMTR STORE DATA READ OUT (or NO DATA) [Light source] CLONE SAVE PRMTR LOAD PRMTR READ OUT (or NO DATA) Run/Stop A key to be used only when the optical sensor is used. Every time the key is pressed, Auto the measurement range setting switches between automatic range setting and fixed Manu...
  • Page 33: Front Panel Of Plug-In Unit

    Section 2 Nomenclature and Function 2.6 Front Panel of Plug-in Unit 2.6.1 Optical Sensor MU931311A Zero set key Analog signal output connector Optical connector Drawing lever Zero set key Used to remove the electrical offset of the light intercepting circuit. 4.2.2 Zero Set Optical connector Connects the optical fiber cable to input measuring beam.
  • Page 34: Light Source

    2.6 Front Panel of Plug-in Unit Point Analog signals are directly output without correction of the wave- length sensitivity of the signals from the light intercepting circuit of the optical sensor. For this reason, the relationship between the level indi- cation and the voltage output merely serves as a guideline and they do not necessary match each other.
  • Page 35 Section 2 Nomenclature and Function 2-12.
  • Page 36: Section 3 Before Use

    Section 3 Before Use This chapter summarizes matters you are advised to learn before you start using the Device. It is recommended that you read through this chapter at least once since this chapter provides descriptions of matters that require attention in order to ensure safety during the Device use and avoid failures.
  • Page 37: Installation

    Section 3 Before Use 3.1 Installation 3.1.1 Installation Conditions Install the Device on a level surface. 3.1.2 Installation Environment The Device operates in the temperature range from 0 to 50 °C. However, it is advised not to use the Device under environments such as the ones listed below as this may result in failure.
  • Page 38: Power Source Voltage And Frequency

    3.1 Installation 3.1.3 Power Source Voltage and Frequency Supply the Device with power in the range between 85 Vac and 132 Vac or between 170 Vac and 250 Vac of voltage, and between 47.5 and 63 Hz of frequency. Although switching the setting between 100 V and 200 V systems is not required.
  • Page 39: Connection Of Power Cable And Ground Line

    Section 3 Before Use 3.2 Connection of Power Cable and Ground Line To supply power to the Device, connect the three-core power source cord that comes with the Device to the ground insulation type power receptacle so that the Device is properly grounded when used. If a ground insulation type power receptacle is not available, use the conversion adapter that comes with the Device to change the cord to a bipolar cord.
  • Page 40: Mounting And Removal Of Plug-In Unit

    3.3 Mounting and Removal of Plug-in Unit 3.3 Mounting and Removal of Plug-in Unit Mounting Check that the power source of the Device is OFF. Check the top and bottom of the unit and gently insert the unit along the guide rail of the plug-in slot. Push in the drawing lever until it clicks to slightly widen to become locked.
  • Page 41: Laser Safety

    Section 3 Before Use 3.4 Laser Safety The light source used by the Device includes an element to radiate the laser light that corresponds to Class 3A in accordance with the JIS and IEC825 stipulations and Class III B in accordance with the FDA and 21 CFR stipula- tions.
  • Page 42: Connection Of Remote Interlock Connector

    3.5 Connection of Remote Interlock Connector 3.5 Connection of Remote Interlock Connector The Device incorporates the remote interlock connector as one of the laser equipment safety devices to be used when the light source is used. Unless the terminal located in the back is in the state of short circuit, no light will be output even if the optical output key on the front panel of the unit is switched ON.
  • Page 43 Section 3 Before Use Message Display in Remote Interlock State Point Polarity is not particularly specified in regard to connection to the re- mote interlock connector. The figure below shows the interior equiva- lent circuit. Remote To the internal interlock circuit connector Unless the following three conditions are met, no optical output will be...
  • Page 44: Optical Output Modifier Key Switch

    3.6 Optical Output Modifier Key Switch 3.6 Optical Output Modifier Key Switch The Device incorporates the optical output modifier key switch as one of the laser equipment safety devices to be used when the light source is used. Unless the switch with a removable key located at the back is ON, no light will be output even if the optical output key on the front panel of the unit is switched ON.
  • Page 45: Connection Of Optical Fiber Cable

    Section 3 Before Use 3.7 Connection of Optical Fiber Cable Remove the cap (or open the cover) which is affixed to the optical connector on the front panel of the plug-in unit and connect the optical fiber cable. Front View of Optical Sensor Front View of Light Source Optical Optical fiber...
  • Page 46: Replacement Of Optical Connector

    3.8 Replacement of Optical Connector 3.8 Replacement of Optical Connector The optical connector of the plug-in unit can be removed and replaced with a connector of another shape (optically available), or its interior can be cleaned. Figure of Replacement Connector Follow the procedures set out below to replace the optical connector.
  • Page 47: Replacement Of Fuse

    Section 3 Before Use 3.9 Replacement of Fuse When the fuse has blown, eliminate the cause and replace the fuse by following the procedure set out below. Warning To replace the fuse, first turn the power source OFF and pull the power source cord out from the power receptacle, and then, replace the fuse.
  • Page 48: Others

    If you come across problems, you are advised to first refer to "6.5 Troubleshooting." Then, contact ANRITSU branch, local office or operation office that is located closest to you listed in this manual.
  • Page 49 Section 3 Before Use 3-14...
  • Page 50: Section 4 Operation

    Section 4 Operation This chapter describes the operation method. This chapter first provides procedures for simple measurement to use the optical sensor to help you become familiar with the operations of the Device, followed by descriptions of detailed parameter and system settings at each unit. Let's start! ...............
  • Page 51 Section 4 Operation Light Source Operations ..........4-43 4.3.1 Switching Channels ..........4-43 4.3.2 Optical Output ON/OFF ........4-44 4.3.3 Setting Radiation Frequency (Wavelength) ..4-45 4.3.4 Setting Optical Modulation Mode ......4-47 4.3.5 Setting ATT ............4-48 4.3.6 Clone Function ............ 4-49 4.3.7 Recording and Reading Measurement Conditions ........
  • Page 52: Let's Start

    ON may cause damage to the Device and the plug-in unit. Connect the equipment as shown in the figure below. Optical attenuator Optical sensor Light source Optical fiber cable Fig. 4-1 MT9810A Connection Diagram...
  • Page 53 Section 4 Operation (3) Power activation Press the POWER switch to turn the power source ON. This triggers self-check to cause all the segments of the indicator to light up and the message display indicates “SELF CHECK.” When the self-check is completed, the display switches into a state as shown below. Fig.
  • Page 54: Power Measurement

    4.1 Let's start! 4.1.2 Power Measurement (1) Optical output ON Output light by pressing the Opt Out key on the front panel of the light source. This lights up LED in the switch and, at the same time, causes the seven-segment display on the CH2 side to switch from “off”...
  • Page 55 Section 4 Operation Set the calibrated wavelength Set the wavelength to that of the light source using calibrated wavelength. As the Device adds the wave- length of the unit concurrently used to the choices given at the time of wavelength setting, the set value can be easily copied.
  • Page 56 4.1 Let's start! Set the average (averaging) processing. Press the keys in the order shown below to perform averaging processing. Key operations Indication Prmtr (twice)* Select (twice)* Enter * The frequency of pressing Prmtr or up may vary depending on the circumstances. 4.2.6 Average Setting...
  • Page 57: Measurement Of Relative Values

    Section 4 Operation 4.1.3 Measurement of Relative Values Loss measurement can be performed easily by using the function to measure relative values of the Device. This section, incidentally, provides explanations on the assumption that operations have been completed up to “4.1.2 Power Measurement,”...
  • Page 58 4.1 Let's start! Set the reference value again. Press the Rel key again to set a new reference value at the time of relative measurement. The relative measurement is performed by using the value measured when the key is pressed (not a value displayed) as a new reference value.
  • Page 59: Optical Sensor Operations

    Section 4 Operation 4.2 Optical Sensor Operations 4.2.1 Switching Channels Before setting parameters on the Device, it is necessary to first specify the unit to constitute the Chan target of parameter setting. Operations Remarks Press the Chan key. Continue pressing the key until the display switches to the target channel.
  • Page 60: Zero Set

    4.2 Optical Sensor Operations Point If the power source is turned ON when a unit is mounted only on one of the channels, CH1 or CH2, the channel where the unit is mounted is selected. The message display, “NO UNIT”, will be indicated on the side of the channel where no unit is mounted.
  • Page 61: Setting Measurement Range

    Section 4 Operation Point Executing zero setting while shading of light is insufficient causes “100 ZEROSET ERROR” to be displayed, and then the unit returns to the measurement mode. However, the measurement to be performed in this state may result in incorrect measured values (absolute values). Make sure to affix the metallic light shading cap mounted on the front panel of the unit to the optical connector and execute zero setting again.
  • Page 62 4.2 Optical Sensor Operations Every time the Auto Manu key is pressed, the mode switches between AUTO RANGE and MANUAL RANGE. When the mode is set to AUTO RANGE, the “AUTO” indication lights up at the top of the indicator shown in the figure below.
  • Page 63 Section 4 Operation Setting of MANUAL RANGE Operations Remarks Press the Auto Manu key. Continue pressing the key until the “AUTO” indication disappears. Press the or key. Pressing the key specifies the range. Press the Enter key. Pressing this key establishes the setting. Every time the Auto Manu key is pressed, the mode switches between AUTO RANGE and MANUAL RANGE.
  • Page 64: Setting Wavelength (Optical Frequency)

    4.2 Optical Sensor Operations 4.2.4 Setting Wavelength (Optical Frequency) The optical receiver of the optical sensor used by the Device is characterized by the wavelength λ sensitivity. For this reason, it is necessary to correct the sensitivity to obtain correct absolute values.
  • Page 65 Section 4 Operation Setting of the optional wavelength value Operations Remarks Press the λ key. Press the key. Pressing the key enables selection of the input digit. Press the or key. Pressing the key enables setting of the numerical value. Press the Enter key.
  • Page 66 4.2 Optical Sensor Operations Setting of the value of the wavelength output from the light source Operations Remarks Press the λ key. Continue pressing the key until the wavelength (optical frequency) output from the light source is displayed. Press the Enter key. Pressing this key establishes the setting.
  • Page 67: Switching Representation Unit (Dbm/W)

    Section 4 Operation 4.2.5 Switching Representation Unit (dBm/W) When the absolute value measurement is performed, the dBm and W display can be switched. On the other hand, when the relative value measurement (REL, REF) is performed, the dB and % display can be switched. Switching of the representation unit at the time of absolute value measurement Operations Remarks...
  • Page 68: Average Setting

    4.2 Optical Sensor Operations 4.2.6 Average Setting When the measuring beam includes the noise element, the S/N ratio can be improved by execut- Prmtr ing the average processing. 1) Execution of the averaging processing (setting of the averaging frequencies) Operations Remarks Press the Prmtr key.
  • Page 69: Setting Optical Modulation Mode

    Section 4 Operation Aborting of the averaging processing Operations Remarks Press the Prmtr key. Pressing this key causes the “PRMTR” indication to light up at the top of the indicator. Continue pressing the key until “AVERAGE” is indicated. Press the Select key. Pressing this key causes “OFF”...
  • Page 70 4.2 Optical Sensor Operations Fig. 4-12 Modulated Radiation Measurement ON Setting Screen Modulated radiation measurement OFF Operations Remarks Press the Prmtr key. Pressing this key causes the “PRMTR” indication to light up at the top of the indicator. Continue pressing the key until “MOD FREQ”...
  • Page 71: Setting Measurement Interval

    Section 4 Operation 4.2.8 Setting Measurement Interval The interval of data sampling can be set to a fixed value within the range between 1 ms and 500 Prmtr ms, or to any value between 1 second and 99 hours 59 minutes and 59 seconds at the setting resolution of 1 second.
  • Page 72 4.2 Optical Sensor Operations Fig. 4-15 Interval (Optional Value) Setting Screen Point The interval of the measured value display is approximately 200 ms. For this reason, when the measurement interval is not greater than 100 ms, the measured value cannot be fully reflected on the seven-seg- ment display.
  • Page 73: Setting Bandwidth

    Section 4 Operation 4.2.9 Setting Bandwidth The bandwidth of the light intercepting circuit can be set to either AUTO designed to automati- Prmtr cally set an optimum bandwidth or an optional fixed value. The bandwidth displayed is 3 db bandwidth. Setting of AUTO Operations Remarks...
  • Page 74 4.2 Optical Sensor Operations Table 4-1 Relationship between Range of MU931421A Measurement and Bandwidth Range 0.1Hz 10Hz 100Hz 1kHz 10kHz +10 to 0dBm 0 to -10dBm -10 to -20dBm -20 to -30dBm -30 to -40dBm -40 to -50dBm -50 to -60dBm -60 to -70dBm -70 to -80dBm Table 4-2 Relationship between Range of MU931311A Measurement and Bandwidth...
  • Page 75: Switching Representation Unit (Wavelength/Optical Frequency)

    Section 4 Operation 4.2.10 Switching Representation Unit (Wavelength/Optical Frequency) The wavelength display or optical frequency display is set in regard to “4.2.4 Setting Calibrated Prmtr Wavelength (Calibrated Optical Frequency).” Setting of the wavelength display Operations Remarks Press the Prmtr key. Pressing this key causes the “PRMTR”...
  • Page 76: Setting Display Resolution (Blank)

    4.2 Optical Sensor Operations Point The representation unit has already been switched without pressing the Enter key. However, as the message display remains flickering, it is recommended to press the Enter key to establish the setting and terminate the setting mode. The optical frequency and the wavelength are converted in accor- dance with the following formula.
  • Page 77: Relative Measurement

    Section 4 Operation Point When the seven-segment display indicates the overrange or underrange, the display resolution cannot be set. Set the unit to the state where the measured value is displayed. The display resolution setting has already been modified without pressing the Enter key.
  • Page 78 4.2 Optical Sensor Operations [When switching from the reference measurement to the relative measurement] A value calculated through deduction operation using the reference value displayed when the Rel key is input as the reference value will be displayed. [Display when the mode remains in the [Display when the mode is in the relative reference measurement] measurement]...
  • Page 79: Reference Measurement

    Section 4 Operation 4.2.13 Reference Measurement The Device enables the relative value measurement using a preset level (ref- Shift erence value) as the reference value as well as the relative value measure- ment using the value measured on one of the channels set as the reference value for the value measured on the other channel when two sensor units are mounted.
  • Page 80 4.2 Optical Sensor Operations Reference measurement with the reference value (REF DATA) set as the reference value Operations Remarks Press the Shift key. Pressing this key causes the key to light up to switch into the Shift status. Press the Ref (Rel) key. Pressing this key causes “CH1/CH1”...
  • Page 81: Calibration Measurement

    Section 4 Operation 4.2.14 Calibration Measurement The Device enables the seven-segment display of the result minus the preset Shift correction value (CAL FACTOR). Prmtr Setting of the correction value Operations Remarks Press the Prmtr key. Pressing this key causes the “PRMTR” indication to light up at the top of the indicator.
  • Page 82 4.2 Optical Sensor Operations Starting of the calibration measurement Operations Remarks Press the Shift key. Pressing this key causes the key to light up to switch into the Shift status. Press the Cal (dBm W) key. Pressing this key causes “CAL” to be displayed at the top of the indicator.
  • Page 83: Maximum And Minimum Value Display

    Section 4 Operation 4.2.15 Maximum and Minimum Value Display Restart The maximum and minimum values measured and the difference between the two values can be viewed. Viewing of the maximum and minimum values and the difference between the two values Operations Remarks Press the Max Min key.
  • Page 84: Clone Function

    4.2 Optical Sensor Operations Point The maximum and minimum value display can be cancelled by press- ing another parameter setting key. In this case, however, the setting status of the key pressed will apply. 4.2.16 Clone Function When two optical sensors of the same model name are used, the setting for one of the unit can be Appl copied to make the same setting for the other unit.
  • Page 85: Recording And Reading Measurement Conditions

    Section 4 Operation 4.2.17 Recording and Reading Measurement Conditions The measurement conditions (parameter setting) currently used can be stored in memory. Appl Moreover, the measurement conditions recorded can be read out (set). Recording of the measurement conditions Operations Remarks Press the Appl key. Pressing this key causes the “APPL”...
  • Page 86: Recording Measurement Data

    4.2 Optical Sensor Operations Fig. 4-29 Measurement Condition Reading Screen Point When reading of the measurement conditions is executed when a unit with a different model name to that of the unit used when the measure- ment conditions were recorded into Memory numbers 1 to 9 is used, only parameters allowed to be set are set.
  • Page 87 Section 4 Operation Fig. 4-30 Screen to Set Number of Data to be Recorded Point Even when the number of data to be recorded on the message display is changed by changing the numerical value, the setting has not been changed in this state.
  • Page 88 4.2 Optical Sensor Operations Fig. 4-32 Screen to Set Number of Data to be Recorded (When the Interval is 500 ms or Greater) When recording and measurement are completed (when the number of data set to be recorded are recorded), the message display indicates “COMPLETE.”...
  • Page 89 Section 4 Operation Viewing of the recorded data Operations Remarks Press the Appl key. Pressing this key causes the “APPL” indication to light up at the top of the indicator. Continue pressing the key until “READ OUT” is indicated on the message display. Press the Select key.
  • Page 90 4.2 Optical Sensor Operations Items displayed at the time of data viewing Items Displayed Example of Indication Remark Record No. READ OUT No.1 (1/2) Unit model name UNIT MU931311A Date of completing DATE measurement 98/12/24 YY/MM/DD Time of completing TIME measurement 12 : 34 : 56 HH:MM:SS...
  • Page 91: Viewing Parameter

    Section 4 Operation 4.2.19 Viewing Parameter The details of the parameters set can be viewed (confirmed) without switching the mode to parameter setting. Operations Remarks Press the key. Pressing the key enables selection of the item to be viewed. Pressing the key causes the display to switch as follows.
  • Page 92: Light Source Operations

    4.3 Light Source Operations 4.3 Light Source Operations 4.3.1 Switching Channels Before setting parameters on the Device, it is necessary to first specify the unit to constitute the Chan target of parameter setting. Operations Remarks Press the Chan key. Continue pressing the key until the display switches to the target channel.
  • Page 93: Optical Output On/Off

    Section 4 Operation Point If the power source is turned ON when a unit is mounted only on one of the channels, CH1 or CH2, the channel where the unit is mounted is selected. The message display, “NO UNIT,” will be indicated on the side of the channel where no unit is mounted.
  • Page 94: Setting Radiation Frequency (Wavelength)

    4.3 Light Source Operations 4.3.3 Setting Radiation Frequency (Wavelength) For a light source with optical frequency (wavelength) variable function, frequency or λ wavelength can vary within the range defined in the specification, using the center optical frequency (wavelength) as the reference. The setting can be done by the representation unit set by “4.3.8 Switching Representation Unit (Optical Frequency/Wavelength).”...
  • Page 95 Section 4 Operation Point The deviation from the center optical frequency can be readily de- tected from the bar graph. The center of bar graph indicates the center optical frequency (wave- length). Both sides of bar graph indicate the maximum variable range. Moreover, the bar graph moves to the right when the value becomes greater and to the left when the value becomes smaller for both the optical frequency and wavelength representations.
  • Page 96: Setting Optical Modulation Mode

    4.3 Light Source Operations 4.3.4 Setting Optical Modulation Mode The mode can be switched between continuous light output and modulated light output. Prmtr Modulation mode ON (Modulation frequency setting) Operations Remarks Press the Prmtr key. Pressing this key causes the “PRMTR” indication to light up at the top of the indicator.
  • Page 97: Setting Att

    Section 4 Operation Point The optical modulation mode setting has already been modified with- out pressing the Enter key. However, as the message display remains flickering, it is recommended to press the Enter key to establish the setting and terminate the setting mode. 4.3.5 Setting ATT The light source incorporates an attenuator function, which can be set in the range between 0.00 Prmtr...
  • Page 98: Clone Function

    4.3 Light Source Operations 4.3.6 Clone Function Appl When two light sources of the same model name are used, the setting for one of the unit can be copied to make entirely the same setting for the other unit. Execution of the cloning function Operations Remarks Press the Appl key.
  • Page 99: Recording And Reading Measurement Conditions

    Section 4 Operation 4.3.7 Recording and Reading Measurement Conditions The measurement conditions (parameter setting) currently used can be stored in memory. Appl Moreover, the measurement conditions recorded can be read out (set). Recording of the measurement conditions Operations Remarks Press the Appl key. Pressing this key causes the “APPL”...
  • Page 100 4.3 Light Source Operations Reading of measurement conditions Operations Remarks Press the Appl key. Pressing this key causes the “APPL” indication to light up at the top of the indicator. Continue pressing the key until “LOAD PRMTR” is indicated on the message display. Press the or key.
  • Page 101: Switching Representation Unit (Optical Frequency/Wavelength)

    Section 4 Operation 4.3.8 Switching Representation Unit (Optical Frequency/Wavelength) The optical frequency or wavelength display is set in regard to “4.3.3 Setting Radiation Fre- Prmtr quency (Wavelength).” Setting of the optical frequency display Operations Remarks Press the Prmtr key. Pressing this key causes the “PRMTR” indication to light up at the top of the indicator.
  • Page 102: Viewing Parameter

    4.3 Light Source Operations Point The representation unit has already been switched without pressing the Enter key. However, as the message display remains flickering, it is recommended to press the Enter key to establish the setting and terminate the setting mode. The optical frequency and the wavelength are converted in accor- dance with the following formula.
  • Page 103: System Setup

    Section 4 Operation 4.4 System Setup System The system setting is designed to set basic items of MT9810A. Shift Prmtr Therefore, it can be set regardless of the presence of a unit or the channel setting. REMOTE INTERFACE,GPIB ADDRESS, RS-232C BAUDRATE, RS-232C STOP BIT,...
  • Page 104: Setting Gpib Address

    4.4 System Setup 4.4.2 Setting GPIB Address This function is designed to set the address when the GPIB is specified as the remote interface. Operations Remarks Press the Shift key. Pressing this key causes the key to light up to switch into the Shift status.
  • Page 105: Setting Rs-232C Stop Bit

    Section 4 Operation Fig. 4-51 RS-232C Baud Rate Setting Screen Point Even when the RS-232C baud rate on the message display is modified by pressing the Select key, the setting has not been changed yet in this state. Make sure to press the Enter key without fail to establish the setting and terminate the setting status.
  • Page 106: Setting Rs-232C Parity Bit

    4.4 System Setup 4.4.5 Setting RS-232C Parity Bit This function is designed to set the parity bit when the RS-232C is specified as the remote interface. Operations Remarks Press the Shift key. Pressing this key causes the key to light up to switch into the Shift status.
  • Page 107: Setting Rs-232C Character Length

    Section 4 Operation 4.4.6 Setting RS-232C Character Length This function is designed to set the character length when RS-232C is specified as the remote interface. Operations Remarks Press the Shift key. Pressing this key causes the key to light up to switch into the Shift status.
  • Page 108: Setting Indicator Luminance

    4.4 System Setup 4.4.7 Setting Indicator Luminance This function is designed to set the luminance of the indicator. Operations Remarks Press the Shift key. Pressing this key causes the key to light up to switch into the Shift status. Press the System (Prmtr) key. Pressing this key causes the “SYS”...
  • Page 109: Setting Buzzer

    Section 4 Operation 4.4.8 Setting Buzzer This function is designed to set the sound volume of the buzzer to blow when an operation errs. Setting of the sound volume of the buzzer Operations Remarks Press the Shift key. Pressing this key causes the key to light up to switch into the Shift status.
  • Page 110 4.4 System Setup Setting of not blowing the buzzer Operations Remarks Press the Shift key. Pressing this key causes the key to light up to switch into the Shift status. Press the System (Prmtr) key. Pressing this key causes the “SYS” indication to light up at the top of the indicator.
  • Page 111: Setting Date

    Section 4 Operation 4.4.9 Setting Date This function is designed to set a date in the calendar function incorporated in the Device. Operations Remarks Press the Shift key. Pressing this key causes the key to light up to switch into the Shift status.
  • Page 112: Setting Time

    4.4 System Setup 4.4.10 Setting Time This function is designed to set the time in the clock function incorporated in the Device. Operations Remarks Press the Shift key. Pressing this key causes the key to light up to switch into the Shift status.
  • Page 113 Section 4 Operation 4-64.
  • Page 114 When the Device or each plug-in unit is found to fail to meet specifications given here through the performance test explained in this chapter, please contact one of the ANRITSU branches, local offices, operation offices or dealers listed in this manual which is located closest to you.
  • Page 115 Section 5 Performance Test and Calibration 5.1 Optical Sensor Performance Test Perform the four tests indicated below in order to check the performance of the optical sensor. • Linearity between ranges • Polarization dependability • Reflection loss • Noise level 6.1 Daily Care and Cleaning Clean the optical connector before starting the test.
  • Page 116 5.1 Optical Sensor Performance Test 5.1.1 Measurement of Linearity between Ranges Optical fiber Optical fiber Light Source Programmable Optical Attenuator Measuring instrument tested MN9625A ×2 MU952501A Fig. 5-1 1. Set up a measurement system like that shown in Fig. 5-1. 2.
  • Page 117 Section 5 Performance Test and Calibration 5.1.3 Measurement of Reflection Loss Measuring instrument tested Optical directional Opto-isolator coupler Light Source Total reflection fiber MN9604C MU951501A Optical sensor Fig. 5-3 1. Set up a measurement system as that shown in Fig. 5-3. 2.
  • Page 118 Measuring instruments necessary for the test • Optical output level Optical Power Meter MT9810A + MU931421A Wavelength: 0.75 - 1.7 µ m Level: +10 dBm • Center optical frequency Optical Frequency Counter MF9630A Wavelength: 0.6 - 1.6 µ...
  • Page 119 Section 5 Performance Test and Calibration 5.2.2 Center Optical Frequency Optical fiber Optical fiber Measuring instrument tested Variable optical attenuator Optical Frequency Counter NF9630A 1. Set up a measurement system like that shown in the figure. 2. Set the optical output mode of the measuring instrument to be tested to the CW mode, and set ATT at 0 dB. 3.
  • Page 120 Moreover, when this equipment is found to fail to meet the specifications through the performance tests described in Sec.5.1 and 5.2, it is necessary to repair or calibrate this. You are advised to contact right away one of the ANRITSU branches, local offices, operation offices, or dealers listed in this manual which is located closest to you.
  • Page 121 Section 5 Performance Test and Calibration...
  • Page 122 Section 6 Maintenance and Re-Transportation This chapter provides descriptions of matters that require attention in regard to daily care and cleaning and re- transportation and actions to be taken in the event of abnormalities. Daily Care and Cleaning ..........Matters Requiring Attention for Storage ......Re-Transportation ............
  • Page 123: Daily Care And Cleaning

    Section 6 Maintenance and Re-Transportation 6.1 Daily Care and Cleaning External stains When external stains have grown conspicuous, when the Device was used in dusty location or before the Device is put to storage for a long time, lightly wipe the Device to remove stains with a cloth soaked with soapy water. Using thinner or benzene may cause damage to the coating.
  • Page 124 6.1 Daily Care and Cleaning Caution To clean the ferrule located in the unit interior, first turn the power source OFF and pull the power source cord out from the power recep- tacle. In the case of the light source in particular, outputting light by mistake may cause exposure to invisible laser light.
  • Page 125: Matters Requiring Attention For Storage

    Section 6 Maintenance and Re-Transportation 6.2 Matters Requiring Attention for Storage Avoid storing the Device and the plug-in units in places such as those listed below. Places that experience temperatures of 70 °C or higher and of -20 °C or lower. •...
  • Page 126: Re-Transportation

    6.3 Re-Transportation 6.3 Re-Transportation Pay attention to the matters listed below to re-transport the Device and plug-in units. • Use the packing materials used at the time of product purchase. • As the products are classified as the precision electronic equipment, instruct the carrier that “wetting” and “throwing away”...
  • Page 127: Error Indication In Self Diagnostics

    If the message is still displayed, please contact ANRITSU. Unit memory error When a message such as that shown below is displayed, check whether the plug-in unit is installed correctly and activate power again. If the message is still displayed, please contact ANRITSU .
  • Page 128: Troubleshooting

    6.5 Troubleshooting 6.5 Troubleshooting 6.5.1 Common Items Phenomenon Possible cause Action Power is not activated. The power switch is not properly Press the power switch properly. pressed. The AC power source inlet and Connect the AC power source inlet, power source cord are not properly power source cord and power receptacle connected, or the power source cord properly.
  • Page 129 Section 6 Maintenance and Re-Transportation 6.5.2 Optical Sensor Phenomenon Possible cause Action The measured value is low. The settings of the measuring beam Set the setting of the calibrated wave and calibrated wavelength are length to that of the wavelength of the different.
  • Page 130 6.5 Troubleshooting 6.5.3 Light Source Phenomenon Possible cause Action The output power is low. The mode is set to ATT. Set the ATT to 0.00 dB. The end face of the fiber cable or the Clean the end face of the fiber cable or connector is stained.
  • Page 131 Section 6 Maintenance and Re-Transportation 6-10...
  • Page 132 APPENDIX Appendix A Specifications ............Appendix B Ordering Information ........... Appendix C Default Setting ............. Appendix D Error Code ............Appendix E Performance Test Result Recording List ..... Appendix F Overrange and Underrange Indication when Optical Sensor is Used ......Appendix-1...
  • Page 133 Appendix Appendix-2 .
  • Page 134 Appendix A Specifications A.1 MT9810A Optical Test Set Display resolution (dBm) 0.001/0.01/0.1 (Switching enabled) Display resolution (dB) 0.001/0.01/0.1 (Switching enabled) Display resolution (W) Five digits External control GPIB, RS-232C Operating temperature : 0 to 50 °C, humidity of not greater than 90% Environmental conditions (must be condensation free).
  • Page 135: Optical Sensor

    Appendix A Specifications A.2 Optical Sensor Model name MU931311A MU931421A Light receiving element InGaAs-PD Input system Fiber input Optical connector Compatible with FC-PC, ST, DIN, HMS-10/A and SC*8 Wavelength range 800 to 1600 nm 750 to 1700 nm Optical power Continuous light +10 to -110 dBm +10 to -80 dBm...
  • Page 136: Light Source

    A.3 Light source A.3 Light Source Model name MU952501A to MU952505A *1 MU952601A to MU952606A *1 Light emitting device DFB-LD Specified frequency (wavelength) range 191.7 to 195.9 THz *1 186.3 to 191.6 THz *1 (1563.86 to 1530.33 nm) (1609.19 to 1564.68 nm) Center frequency*2 fp±0.01 THz ≤30 MHz (Max.)
  • Page 137: Appendix A Specifications

    Appendix A Specifications Model name MU951301A MU951501A MU951001A Light emitting device FP-LD 1310 ±20 nm 1550 ±20 nm 1310 ±20 nm/ Center frequency*1 1550 ±20 nm ≤5 nm or less ≤10 nm or less ≤5 nm or less/ Spectrum half-amplitude level*1 ≤10 nm or less Conforming fiber SM fiber (ITU-T.G.
  • Page 138: Appendix B Ordering Information

    Japanese MU952502A-01 Light source fp =192.10THz W1482AE MT9810A OPERATION MANUAL English MU952502A-02 Light source fp =192.20THz W1482AW MT9810A Remote Control Operation Manual Japanese MU952502A-03 Light source fp =192.30THz W1483AE MT9810A REMOTE CONTROL English MU952502A-04 Light source fp =192.40THz OPERATION MANUAL...
  • Page 139 Section B Ordering Information Model name Item name Remarks Model name Item name Remarks and code and code - Application parts - MU952603A-07 Light source fp =189.70THz Replaceable optical connector (FC) Replacement MU952603A-08 Light source fp =189.80THz J0617B by user enabled MU952603A-09 Light source fp =189.90THz...
  • Page 140: Appendix C Default Setting

    Appendix C Default Setting Setting Item Default Value Channel Select a channel based on the following priority (The smaller number has the higher priority.) 1) Select Channel 1 when the unit is mounted on Channel 1. 2) Select Channel 2 when the unit is mounted on Channel 2. 3) Select Channel 1 when no unit is mounted on the main unit.
  • Page 141 Section C Default Setting...
  • Page 142 Appendix D Error Code D.1 System related errors Indication Output Condition and Action Remarks No error detected MEM ERROR Error detected in the memory of the main body. Activate power again. If the indication is still displayed after reactivation of power, turn the power source OFF promptly and contact the service center.
  • Page 143: Appendix D Error Code

    Section D Error Code Indication Output Condition and Action Remarks LD TEMP ERROR The LD temperature has exceeded the limiting value. Turn the power source OFF first and activate power again after 30 minutes. If the indication is still displayed after reactivation of power, turn the power source OFF promptly and contact the service center.
  • Page 144 D.2 Operation related error D.2 Operation related error Indication Output Condition Remarks (Unused) INVALID IN Calling setting conditions for a different unit was attempted. THIS UNIT Check the type of the unit currently used. (Unused) (Unused) INVALID IN Cannot be executed between different unit types. DIFFERENT UNIT Check the type of the unit currently used.
  • Page 145 Section D Error Code...
  • Page 146: Appendix E Performance Test Result Recording List

    Appendix E Performance Test Result Recording List Optical Sensor List of Performance Test Result Record Model: MU931311A Date: °C Serial No.: Temperature: Humidity: Atmospheric pressure: Person in charge: 1. Linearity Test Range Power1 (dBm) Power2 (dBm) Power1–Power2 (dB) +10 dBm © 0 dBm –...
  • Page 147 Section E Performance Test Result Recording List Optical Sensor List of Performance Test Result Record Model: MU931421A Date: °C Serial No.: Temperature: Humidity: Atmospheric pressure: Person in charge: 1. Linearity Test Range Power1 (dBm) Power2 (dBm) Power1–Power2 (dB) +10 dBm © 0 dBm –...
  • Page 148 Light source List of Performance Test Result Record Light Source (DFB-LD) List of Performance Test Result Record Model: MU95250 Date: °C Serial No.: Temperature: Humidity: Atmospheric pressure: Person in charge: 1. Center Optical Frequency Minimum* Reading Maximum* THz ≤ THz ≤ *Minimum,Maximum: Select the appropriate one from the table below and enter it. Model Name Minimum Maximum...
  • Page 149 Section E Performance Test Result Recording List Light Source (DFB-LD) List of Performance Test Result Record Model: MU95260 Date: °C Serial No.: Temperature: Humidity: Atmospheric pressure: Person in charge: 1. Center Optical Frequency Minimum* Reading Maximum* THz ≤ THz ≤ *Minimum,Maximum: Select the appropriate one from the table below and enter it. Model Name Minimum Maximum...
  • Page 150 Light source List of Performance Test Result Record Light Source (FP-LD) List of Performance Test Result Record Model: MU951 Date: °C Serial No.: Temperature: Humidity: Atmospheric pressure: Person in charge: 1. Center Wavelength Minimum Reading Maximum ≤ ≤ 1290 mn 1330 nm [1310 nm] ≤ ≤ 1530 mn 1570 nm [1550 nm] 2.
  • Page 151 Section E Performance Test Result Recording List...
  • Page 152: Appendix F Overrange And Underrange Indication When Optical Sensor Is Used

    Appendix F Overrange and Underrange Indication when Optical Sensor is Used This Device switches into the overrange or underrange indications in such cases as those listed below when the optical sensor is used. • Measurement beyond the range of optical power measurement of the unit was attempted. •...
  • Page 153 Section F Overrange and Underrange Indication when Optical Sensor is Used F.1 Overrange Indication F.1.1 Outside the range of measurement The range indication set on the Device constitutes the full scale value on the range. When the optical power being measured exceeds 120% (0.8 dB) of the value, the Device switches into the overrange indication as shown below.
  • Page 154 F.1 Overrange Indication F.1.2 Outside the range of numerical values allowed to be displayed The Device sets the upper limit of numerical values allowed to be displayed by the representation unit as follows. 199.999dBm 199.999dB 99999W 199.99% If the result of the relative, reference or calibration measurement exceeds the value, the upper limit value shown above flickers to signify the overrange.
  • Page 155 Section F Overrange and Underrange Indication when Optical Sensor is Used F.2 Underrange Indication F.2.1 Outside the range of measurement The range indication set on the Device constitutes the full scale value on the range. When the optical power being measured falls below 10% (-10 dB) of the value or when the optical power being measured falls below 0.1% (-30 dB) of the value, the Device switches into the underrange indication as shown below.
  • Page 156 F.2 Underrange Indication When the minimum range of -90 dBm is set in the AUTO RANGE or MANUAL RANGE mode, if light that falls below -100 dBm is input, the measured value (numerical value) remains displayed and the dBm representation that constitutes the unit flickers to signify the underrange.
  • Page 157 Section F Overrange and Underrange Indication when Optical Sensor is Used F.2.2 Outside the range of numerical values allowed to be displayed The Device sets the upper limit of numerical values allowed to be displayed by the representation unit as follows. -199.999dBm -199.999dB 0.0001pW or -0.0001pW...
  • Page 158 Index Index 21 CFR 3-6 λ 2-9 Daily Care and Cleaning 6-2 DATA 4-30 Date 4-62 absolute value measurement 4-31 dBmW 2-8 accessories 2-2 Default Setting C-1 Analog signal output 2-10 difference between 4-34 APPL 2-7 DIN connector 3-11, B-1 Appl 2-8 Drawing lever 2-10, 2-11 ATT 4-48...
  • Page 159 Index JIS 3-6 packing 6-5 Performance Test 5-2, E-1 Plug-in slot 2-3 LabVIEW 1-5 Plug-in Unit 1-3, 2-10 Laser Safety 3-6 Polarization Dependability 5-3 Linearity between Ranges 5-3 Power Source Voltage and Frequency 3-3 Local 2-8 Power switch 2-3 LOCK 3-7 PRMTR 2-7 Luminance 4-59 Prmtr 2-8...
  • Page 160 Index safety devices 3-6 Warming up 4-4 SC connector 3-11, B-1 Select 2-9 Zero Set 4-11 Self Diagnostics 6-6 Zero set key 2-10 Setting Bandwidth 4-24 Setting Display Resolution (Blank) 4-27 Setting Measurement Range 4-12 Setting Radiation Frequency (Wavelength) 4-45 Setting Remote Interface 4-54 Setting Wavelength 4-15 Seven-segment 2-6...
  • Page 161 Index Index-4...
  • Page 162 MT9810A Optical Test Set Operation Manual Read this manual before using the equipment. Keep this manual with the equipment.
  • Page 164 5-10-27, Minamiazabu, Minato-ku, Tokyo 106-8570 Japan / Phone: 81-3-3446-1111 ANRITSU CORPORATION Document No.: M–W1482AE Printed in Japan...

Table of Contents