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User’s Guide

HP 86140A Series
Optical Spectrum Analyzer

book.book Page i Monday, January 31, 2000 10:34 AM

Содержание 86140A Series

Страница 1: ...User s Guide HP 86140A Series Optical Spectrum Analyzer book book Page i Monday January 31 2000 10 34 AM ...

Страница 2: ...ent Hewlett Packard does not warrant that the operation of the instru ment or software or firmware will be uninterrupted or error free Limitation of Warranty The foregoing warranty shall not apply to defects resulting from improper or inadequate maintenance by Buyer Buyer supplied software or interfac ing unauthorized modifica tion or misuse operation outside of the environmental specifications fo...

Страница 3: ...is is a Safety Class 1 Product provided with a protective earthing ground incorporated in the power cord The mains plug shall only be inserted in a socket outlet provided with a protective earth contact Any interruption of the protective conductor inside or outside of the instrument is likely to make the instrument dangerous Intentional interruption is prohibited WARN IN G To prevent electrical sh...

Страница 4: ... 100 watts dissipated in the cabinet If the total power dissipated in the cabinet is greater than 800 watts then forced convection must be used CAUTI ON Always use the three prong AC power cord supplied with this instrument Failure to ensure adequate earth grounding by not using this cord may cause instrument damage CAUTI ON Do not connect ac power until you have verified the line voltage is corre...

Страница 5: ...he Markers Menus 3 21 The Save Recall Menus 3 34 The System Menus 3 40 The Traces Menus 3 56 The Wavelength Menus 3 61 To Fill In a Setup Panel 3 65 4 Remote Operation Getting Started 4 4 Monitoring the Instrument 4 11 Example Programs 4 16 Front Panel Functions to Remote Commands 4 31 Command Trees 4 37 Common Commands 4 42 CALCulate Subsystem Commands 4 45 CALibration Subsystem Commands 4 68 DIS...

Страница 6: ...CPI Defined Errors 5 5 OSA Notices 5 16 OSA Warnings 5 17 Application Specific Warnings 5 28 OSA Status Errors 5 34 OSA Errors 5 35 Firmware Errors 5 37 6 Reference Options and Accessories 6 2 AC Line Power Cords 6 4 Front Panel Fiber Optic Adapters 6 6 Printer Head Cleaning Procedure 6 7 Cleaning Connections for Accurate Measurements 6 10 Returning the Instrument for Service 6 21 Hewlett Packard ...

Страница 7: ...1 Setting Up the OSA book book Page 1 Monday January 31 2000 10 34 AM ...

Страница 8: ...142A optical spectrum analyzer setting up other HP 86140 series optical spectrum analyzers is very similar Refer to Chapter 6 Reference for the following additional information Tips on avoiding costly repairs by proper optical connection cleaning tech niques List of available options accessories and power cords Instructions on returning your instrument to HP for service HP Sales and Service Office...

Страница 9: ...nd electrically If anything is missing or defective contact your nearest Hewlett Packard Sales Office If the shipment was damaged contact the carrier then contact the nearest Hewlett Packard Sales Office Keep the shipping materials for the car rier s inspection The HP Sales Office will arrange for repair or replacement at Hewlett Packard s option without waiting for claim settlement Note The N1031...

Страница 10: ... 86142A instruments lift up the front of the instrument grasp one of the wire bails under the front corner and pull it down and forward until it latches into place Repeat for the other wire bail On HP 86143A and 86145A instruments pivot the handle to tilt the instrument book book Page 4 Monday January 31 2000 10 34 AM ...

Страница 11: ...ball these accessories make your optical spectrum analyzer even easier to use Connect any standard PC compatible mouse or other pointing device keyboard or external VGA compatible display CAUTI ON Do not stack other objects on the keyboard this will cause self test failures on power on book book Page 5 Monday January 31 2000 10 34 AM ...

Страница 12: ...ou can connect a PCL language printer for example an HP LaserJet to the instrument s rear panel Parallel connector Use a parallel Centronics printer cable such as an HP C2950A 2 m or HP C2951A 3 m book book Page 6 Monday January 31 2000 10 34 AM ...

Страница 13: ...ord provided is matched by HP to the country of origin of the order Refer to AC Line Power Cords on page 6 4 Line Power Requirements Power 115 VAC 110 VA MAX 60 WATTS MAX 1 1 A MAX 230 VAC 150 VA MAX 70 WATTS MAX 0 6 A MAX Voltage nominal 115 VAC 230 VAC range 115 VAC 90 132 V range 230 VAC 198 254 V Frequency nominals 50 Hz 60 Hz range 47 63 Hz book book Page 7 Monday January 31 2000 10 34 AM ...

Страница 14: ...ress the power switch at the lower left hand corner of the front panel After a short initialization period the display will look similar to the picture on this page The instrument is ready to use book book Page 8 Monday January 31 2000 10 34 AM ...

Страница 15: ...anel INPUT connector is no exception When you use improper cleaning and handling techniques you risk expensive instrument repairs damaged cables and compromised measurements Before you connect any fiber optic cable to the HP 86140 series optical spectrum analyzer refer to Cleaning Connections for Accurate Measurements on page 6 10 book book Page 9 Monday January 31 2000 10 34 AM ...

Страница 16: ...1 10 Setting Up the OSA Setting Up the OSA book book Page 10 Monday January 31 2000 10 34 AM ...

Страница 17: ...ey Panels 2 11 The Amplitude menus 2 12 The Applications menus 2 13 The Bandwidth Sweep menus 2 14 The Marker menus 2 15 The Save Recall menus 2 16 The Systems menus 2 17 The Traces menus 2 18 The Wavelength menus 2 19 Tutorial Getting Started 2 20 Changing the Printer Paper 2 23 A Quick Tour book book Page 1 Monday January 31 2000 10 34 AM ...

Страница 18: ...ment settings use the softkeys To dis play different softkeys use these items Softkey panel and softkeys Print Save Recall System and Application keys Menu bar The menu bar or keys can be used to access the same functions Use the track ball or an optional pointing device to make menu and softkey selections book book Page 2 Monday January 31 2000 10 34 AM ...

Страница 19: ...aximum amplitude accuracy connect an input signal to the instru ment and then press Auto Align This starts an automatic alignment procedure that should be performed whenever the instrument has been moved subjected to large temperature changes or warmed up at the start of each day Auto Meas Press the Auto Meas key to automatically locate the largest signal present at the input connector Appl s Addi...

Страница 20: ...2 4 A Quick Tour HP 86140 2 Front and Rear Panels HP 86140 2 Front and Rear Panels book book Page 4 Monday January 31 2000 10 34 AM ...

Страница 21: ...2 5 A Quick Tour HP 86140 2 Front and Rear Panels book book Page 5 Monday January 31 2000 10 34 AM ...

Страница 22: ...2 6 A Quick Tour HP 86143 5 Front and Rear Panels HP 86143 5 Front and Rear Panels book book Page 6 Monday January 31 2000 10 34 AM ...

Страница 23: ...2 7 A Quick Tour HP 86143 5 Front and Rear Panels book book Page 7 Monday January 31 2000 10 34 AM ...

Страница 24: ...2 8 A Quick Tour Optical Spectrum Analyzer Display Optical Spectrum Analyzer Display book book Page 8 Monday January 31 2000 10 34 AM ...

Страница 25: ...2 9 A Quick Tour Optical Spectrum Analyzer Display book book Page 9 Monday January 31 2000 10 34 AM ...

Страница 26: ...h menu selection includes a descriptive label Action Indicates the selection will perform an action such as making a measurement or printing the display Panel Indicates the selection will open a softkey panel The File menu The Measure menu The Applications menu The Options menu book book Page 10 Monday January 31 2000 10 34 AM ...

Страница 27: ... of the following menus See Chapter 3 Using the Optical Spectrum Analyzer for additional information on each of the OSA functions The Amplitude menus 2 12 The Applications menus 2 13 The Bandwidth Sweep menus 2 14 The Marker menus 2 15 The Save Recall menus 2 16 The Systems menus 2 17 The Traces menus 2 18 The Wavelength menus 2 19 book book Page 11 Monday January 31 2000 10 34 AM ...

Страница 28: ...key Panels The Amplitude menus The Amplitude softkeys are accessed by using the front panel Amplitude key or the Measure menu Amplitude selection on the menu bar The Measure menu book book Page 12 Monday January 31 2000 10 34 AM ...

Страница 29: ...e accessed by using the front panel Appl s key or the Applications menu Launch an Installed Application selection on the menu bar For a complete description of the applications refer to the manual that came with your software The Applications menu book book Page 13 Monday January 31 2000 10 34 AM ...

Страница 30: ...e Bandwidth Sweep menus The Bandwidth Sweep softkeys are accessed by using the front panel Band width Sweep key or the Measure menu Bandwidth Sweep selection on the menu bar The Measure menu book book Page 14 Monday January 31 2000 10 34 AM ...

Страница 31: ...e Softkey Panels The Marker menus The Markers softkeys are accessed using the front panel Markers key or the Measure menu Markers selection on the menu bar The Measure menu book book Page 15 Monday January 31 2000 10 34 AM ...

Страница 32: ... Recall softkeys and setup panels are accessed by using the drop down File menu Save Recall selection or the front panel Save Recall key Use these functions to save recall and print the measurement results The File menu book book Page 16 Monday January 31 2000 10 34 AM ...

Страница 33: ...he Softkey Panels The Systems menus The System softkeys are accessed using the front panel System key or the Options menu System selection on the menu bar The Options menu book book Page 17 Monday January 31 2000 10 34 AM ...

Страница 34: ...e Softkey Panels The Traces menus The Traces softkeys are accessed by using the front panel Traces key or the Measure menu Traces selection on the menu bar The Measure menu book book Page 18 Monday January 31 2000 10 34 AM ...

Страница 35: ...ey Panels The Wavelength menus The Wavelength softkeys are accessed using the front panel Wavelength key or the Measure menu Wavelength selection on the menu bar The Measure menu book book Page 19 Monday January 31 2000 10 34 AM ...

Страница 36: ...e You can use another source or the optional 1310 1550 nm EELED If another source is being used the display will differ from those shown To set the OSA to a known state 1 Press the front panel Preset key to set the instrument to a known state For a complete description of preset conditions see page 3 5 To perform an Auto Align For maximum amplitude accuracy perform an automatic alignment whenever ...

Страница 37: ... Align key to optimize the detection of the incoming signal This takes a few moments to complete To perform a peak search 5 Press the front panel Auto Meas key to locate and zoom in on the signal Please wait until the Auto Measure routine is complete A marker is placed on the peak of the displayed signal Trace with normal marker To zoom in on the signal Press the Span softkey and then use the knob...

Страница 38: ...rker Functions softkey 8 Press the Delta Marker softkey to activate the delta marker and the active function area 9 Use the knob step keys or numeric entry pad to move the delta marker 10 The reference marker remains stationary Trace with delta marker Printing the display 11 Press the Print key to print a copy of the display The output will be sent to the internal or external printer depending on ...

Страница 39: ...2 23 A Quick Tour Changing the Printer Paper Changing the Printer Paper book book Page 23 Monday January 31 2000 10 34 AM ...

Страница 40: ...se the printer without printer paper as this can damage the printer head If the instrument is on the paper feeder automatically scrolls whenever paper is inserted into the feeder Lift the paper latch to correct paper alignment problems The scroll knob al lows you to manually advance the paper CAUTI ON To avoid damage caused by losing parts and tools inside the instrument always turn the instrument...

Страница 41: ...The Bandwidth Sweep Menus 3 14 The Markers Menus 3 21 The Save Recall Menus 3 34 The System Menus 3 40 The Traces Menus 3 56 The Wavelength Menus 3 61 To Fill In a Setup Panel 3 65 To use the navigation softkeys 3 66 Using the Optical Spectrum Analyzer book book Page 1 Monday January 31 2000 10 34 AM ...

Страница 42: ... softkey panels are changed using the softkeys data entry keys mouse and trackball To perform an Automatic Alignment For maximum amplitude accuracy perform an automatic alignment whenever the optical spectrum analyzer has been moved subjected to large temperature changes or follow ing warm up This function can also be accessed by choosing the Measure menu Auto Align selection on the menu bar For a...

Страница 43: ...ign function whenever the OSA is bumped or physically moved to a new location The automatic alignment requires the connection of an external light source This can be a broadband or narrowband source If there is insufficient signal power the automatic alignment will not be performed and an error message will be reported The Auto Align function saves and restores the current instrument state This al...

Страница 44: ...on be performed before a measurement sequence is started Using the Auto Measure Setup panel shown below you can modify the automeasure span and the vertical scale tune to the wavelength indicated by the marker and optimize the sensitivity See To change the automeasure defaults on page 3 53 for more information To perform an Auto Measure from the remote interface see the descriptions of the followi...

Страница 45: ...io scale 10 dB div Amplitude units Auto Ratio unitsa Auto Sensitivity Auto Video bandwidth Auto Auto range On Trans Z lock Off Repetitive sweep On Sweep time Auto Auto chop Off Gated sweep Off Trigger mode Normal ADC trigger delay 10 µs ADC sync out Off Sweep limit Off Trace length 1001 Current source pulse width 100 µs Current source duty cycle 100 Auto zero On User wavelength calibration Enabled...

Страница 46: ...Marker 1 4 delta Off Marker 1 4 noise Off Marker 1 4 delta marker units nm Current trace TRA Trace integration Off Trace integration limit Off Trace mean Off Trace mean limit Off Trace average count 100 Trace data formata ASCII TRA visibility On TRB TRF visibility Off TRA update On TRB TRF update Off TRA TRF min hold Off TRA TRF max hold Off TRA TRF averaging Off TRA TRF trace math Off TRB TRF dat...

Страница 47: ... save and recall data set system preferences and so forth Pressing a front panel menu key displays a softkey menu or setup panel The Amplitude Menus 3 8 The Bandwidth Sweep Menus 3 14 The Markers Menus 3 21 The Save Recall Menus 3 34 The System Menus 3 40 The Traces Menus 3 56 The Wavelength Menus 3 61 book book Page 7 Monday January 31 2000 10 34 AM ...

Страница 48: ...ogarithmic scale Logarithmic scales range from 0 01 to 20 00 decibels per division The 10 dB per division scale is the default setting Function See Reference Level To change the reference level on page 3 9 Scale Division To change the value of the vertical amplitude scale on page 3 9 Display Mode To change the display mode between log and linear on page 3 10 Sensitivity To change the sensitivity o...

Страница 49: ...dscreen The reference level can be specified in dBm or watts To change the value of the vertical amplitude scale 1 Press the front panel Amplitude key 2 Press the Scale Div softkey 3 Use the knob step keys or numeric entry pad to enter the desired value Note When using the step keys the increment and decrement values are determined by the settings of the Scale Division function See To change the v...

Страница 50: ...length range Increasing sensitivity slows the sweep speed An increase in sensitivity may also require a narrower video bandwidth which will slow the sweep speed Normally the optical spectrum analyzer selects the greatest sensitivity possi ble that does not require amplification changes during the sweep If you man ually increase the sensitivity level the sweep pauses to allow this change in gain Au...

Страница 51: ...5 for information on changing and selecting items in the setup panel The Amplitude Setup panel Note The settings for sensitivity video bandwidth and sweep time interact If the sensitivity is set to manual the video bandwidth and sweep time may be forced to Auto mode If the video bandwidth is set to manual the sensitivity and sweep time may be forced to Auto If the sweep speed is set to manual and ...

Страница 52: ...ardless of the amplitude scaling Auto Ranging The Auto Range function allows the OSA to change the gain of the transim pedance amplifier during a sweep This provides measurements to be made at the widest dynamic range and at the fastest sweep speed Pressing the front panel Preset key turns Auto Ranging ON Auto Zero Turns Auto Zero ON and OFF Auto Zero ON enables the internal amplifiers to be zeroe...

Страница 53: ...e factory calibration data is used User Power Cal Date The User Power Cal Date displays the date of the last successful user per formed amplitude calibration See To perform a power calibration on page 3 44 for information on performing an amplitude calibration Note The optical spectrum analyzer performs a more complete zeroing when the instrument is first turned on You can run this more complete r...

Страница 54: ...idth on page 3 15 Video Bandwidth To change the video bandwidth on page 3 15 Sweep Time To change the sweep time on page 3 16 Repeat Sweep To turn repeat sweep on and off on page 3 17 Single Sweep To perform a single sweep on page 3 17 Trigger Mode Internal To select the internal trigger on page 3 18 Gated To select a gated trigger on page 3 18 External To select an external trigger on page 3 19 A...

Страница 55: ... spectrum analyzer attempts to set a bandwidth value that is 1 of the span setting You can alter this behavior by manually setting the resolution bandwidth To change the video bandwidth 1 Press the front panel Bandwidth Sweep key 2 Press the Video BW softkey 3 Toggle between selecting the video bandwidth automatically or manually 4 Use the knob step keys or numeric entry pad to enter the desired v...

Страница 56: ...e sweep time is the amount of time required for the optical spectrum ana lyzer to sweep the current measurement range The optical spectrum analyzer automatically selects sweep times based on coupling of the following instru ment settings Wavelength span Resolution bandwidth Video bandwidth Sensitivity Trace length Power level Coupling of these parameters yields optimum amplitude accuracy When cou ...

Страница 57: ...ously repeat as long as trigger conditions are met The SWEEP indicator light on the front panel of the optical spectrum analyzer is on when the sweep is in progress The indi cator is off between sweeps Note If the sweep time is set too fast an OVER SWEEP message appears indicating the dis play is no longer calibrated and that trace data may not meet specifications Increase the sweep time until the...

Страница 58: ...In some measurements the spectrum at a particular time within the modula tion period is more important than the average spectrum Gated triggering can be used to synchronize the data acquisition portion of the OSA to a gating trig ger connected to the rear panel EXT TRIG IN connector Gated triggering requires a TTL compatible signal with a minimum of 0 Vdc and a maximum of 5 V Gated triggering is u...

Страница 59: ...el Bandwidth Sweep key 2 Press the More BW Sweep Functions softkey 3 Press the Trigger Mode softkey 4 Press either the ADC ADC or ADC AC softkey The softkeys in the menu select the type of triggering for the analog to digital converter in the data acquisition hardware of the OSA The ADC softkey trig gers the OSA on the rising edge of the external trigger signal and the ADC softkey triggers it on t...

Страница 60: ...Area To select the synchronous output 1 Press the front panel Bandwidth Sweep key 2 Press the More BW Sweep Functions softkey 3 Press the Sync Out softkey until the desired output is selected The synchronous output allows external equipment to receive a sync signal at each sample point of the OSA sweep When LOW is selected the signal will be a TTL LOW When HIGH is selected the signal will be a TTL...

Страница 61: ... measure bandwidth on page 3 24 Peak Search To perform a peak search on page 3 25 To perform a peak search using a marker on page 3 24 Marker to Center To change the center wavelength with a marker on page 3 24 Marker to Reference Level To change the reference level with a marker on page 3 25 More Marker Functions Marker Search Menu Search Mode To perform a peak search on page 3 25 To perform a pi...

Страница 62: ...rs and line marker functions on page 3 29 Advanced Line Marker Functions Sweep Limit To sweep between line markers on page 3 29 Search Limit To search between line markers on page 3 29 Integrate Limit To integrate between line markers on page 3 30 Marker Setup To change the default marker settings on page 3 30 Function See book book Page 22 Monday January 31 2000 10 34 AM ...

Страница 63: ...length Turning a marker OFF will turn off any marker function that was on for that particular marker When the marker is turned ON again all the marker functions for that marker will be off To set the active trace 1 Press the front panel Markers key 2 Press the Active Trace softkey 3 Select the trace to activate or 1 Press the front panel Traces key 2 Press the Active Trace softkey 3 Select the tra...

Страница 64: ...e currently active marker If the bandwidth markers cannot be placed at the selected value an error message such as BW not found will be displayed To perform a peak search using a marker 1 Press the front panel Markers key 2 Select an active marker 3 Press the PEAK SEARCHsoftkey The active marker is placed on the highest point of the active trace If no marker is ON Marker 1 will be turned ON and pl...

Страница 65: ...ch Mode softkey and toggle to select Peak search mode 6 Press the Peak Search softkey Select from the following options Next Peak Down Places the marker on the next highest peak from the current marker ampli tude This next highest peak must meet the peak excursion and threshold cri teria If the specified marker is OFF it will be turned ON placed at the center wavelength and the search for the next...

Страница 66: ...r Search Menu softkey 5 Press the Search Mode softkey and toggle to select Pit search mode 6 Press the Pit Search softkey Select from the following options Next Pit Up Places the marker on the next lowest pit from the current marker amplitude This next highest pit must meet the peak excursion and threshold criteria If the specified marker is OFF it will be turned ON placed at the center wave lengt...

Страница 67: ...all the marker functions for that marker will be off To set the noise marker function 1 Press the front panel Markers key 2 Select an active marker 3 Press the More Marker Functions softkey 4 Press the Noise Marker softkey 5 Toggle the noise marker ON or OFF The noise marker measures the spectral power density at the position of the active marker The measurement is referenced to a 0 1 nm or 1 nm r...

Страница 68: ...race 1 Press the front panel Markers key 2 Press the More Marker Functions softkey 3 Use the Trace Integ softkey to turn trace integration on Only one total power calculation can be turned on at a time For example if a total power calculation is being performed on trace A turning a total power calculation for trace B ON will turn the calculation for trace A OFF To set the wavelength line markers 1...

Страница 69: ...ne Mkr Functions softkey 6 Press the Sweep Limit softkey to toggle this function ON or OFF When the sweep limit is ON the instrument will only sweep between Wave length Marker 1 and Wavelength Marker 2 To search between line markers 1 Press the front panel Markers key 2 Press the More Marker Functions softkey 3 Press the Line Marker Menu softkey 4 Select and set Wavelength Marker 1 and 2 to the de...

Страница 70: ...en the Trace Integration function in ON See To calculate the total power under a trace on page 3 28 To change the default marker settings 1 Press the front panel Markers key 2 Press the More Marker Functions softkey 3 Press the Marker Setup softkey 4 The Marker Setup panel opens Refer to To Fill In a Setup Panel on page 3 65 for information on changing and selecting items in the setup panel Note A...

Страница 71: ...ve their own set ting This setting controls all four bandwidth markers Delta Marker Units Sets the delta marker X axis readout for frequency or wavelength when the instrument is in a non zero span The bandwidth markers have their own set ting This setting controls all four delta markers Normal Delta Marker Interpolation Turns the normal delta marker interpolation ON or OFF When interpolation is ON...

Страница 72: ...s closest to and more posi tive than the NDB values This will typically result in a wider bandwidth mea surement Peak Excursion Sets the peak excursion value for the marker search routines The peak excursion value is used to determine whether or not a local maxi mum in the trace is to be considered a peak To qualify as a peak both sides of the local maximum must fall by at least the peak excursion...

Страница 73: ...shown on the display at the threshold level Noise Marker Reference Bandwidth Sets the normalization bandwidth for the noise marker There are two allow able settings 1 nm and 0 1 nm Peak Search at End of Each Sweep Finds the peak value of the trace and moves the marker to the peak at the end of each sweep This function operates on the active marker This function operates on normal delta bandwidth a...

Страница 74: ... Recall Menu To recall measurement and trace data on page 3 37 To select a file from the catalog on page 3 37 Delete Menu To delete a file from internal memory or a floppy disk on page 3 38 Format Floppy Disk To format a floppy disk on page 3 39 Backup Restore Menu Backup Internal Memory To backup or restore the internal memory on page 3 39 Restore Internal Memory To backup or restore the internal...

Страница 75: ... is recalled the instru ment state will be set to the same state as when the file was saved The Trace s Only option creates an ASCII csv file When the file is recalled the trace data will be displayed under the current instrument settings Refer to To display the OSA State information panel on page 3 47 for a description of the OSA state information Save Traces Selects the traces to be saved Save G...

Страница 76: ...of the filename 2 When the desired letter or function is selected press the Select softkey 3 Select the BackSpace function to delete individual letters 4 Select the Clear Line function to delete the entire filename 5 When you finish entering the filename press the SAVE FILE softkey To enter a filename using a trackball or mouse 1 Use the pointing device to place the cursor on a letter of the filen...

Страница 77: ...ed with your selections press the Choose File to Recall softkey The Catalog panel opens See To select a file from the catalog on page 3 37 To select a file from the catalog 1 Press the front panel Save Recall key 2 Press the Recall Menu or Delete Menu softkey 3 Press the Choose File to Recall or Choose File to Delete softkey 4 Make the desired selections on the setup panel Refer to To Fill In a Se...

Страница 78: ... delete a file from internal memory or a floppy disk 1 Press the front panel Save Recall key 2 Press the Delete Menu softkey The Delete Setup panel Setup panel selections Delete File From Selects whether to delete from a floppy disk or from internal memory Press the Choose File to Delete softkey to open the Catalog window See To select a file from the catalog on page 3 37 for information on select...

Страница 79: ...emory An OSA Backup Utility screen appears asking you to insert a formatted floppy disk in the external drive Restore Internal Memory An OSA Restore Utility screen appears This operation will remove all files from internal memory and replace them with files from backup floppy disks To save in Fast Save mode 1 Press the front panel Save Recall key 2 Press the Fast SAVE softkey 3 The instrument save...

Страница 80: ...critical errors and warnings on page 3 42 Show Warnings To display notices bandwidth errors critical errors and warnings on page 3 42 Show Notices To display notices bandwidth errors critical errors and warnings on page 3 42 Revision To display the firmware revision on page 3 42 Set Title To add a title to the display on page 3 42 Display Setup To change the display setup on page 3 43 Printer Setu...

Страница 81: ...rade the firmware on page 3 50 Adv Service Functions Zero Now To zero the instrument on page 3 50 Grating Order To set the grating order mode on page 3 51 Wavelength Limit To set the wavelength limit on page 3 51 More Adv Service Functions TransZ 2 3 Lock To set the TransZ 2 3 Lock on page 3 52 Multi Point Align To set multi point alignment on page 3 52 OSA Extended State To display the OSA Extend...

Страница 82: ...o display the firmware revision 1 Press the front panel System key 2 Press the Help softkey 3 Press the Revision softkey A display appears showing the firmware revision information To add a title to the display 1 Press the front panel System key 2 Press the Set Title softkey The Title Setup panel appears Note The Show Notices Show BW Errors Show Critical Errors and Show Warnings functions are only...

Страница 83: ... the display setup 1 Press the front panel System key 2 Press the Display Setup softkey The Display Setup panel appears The Display Setup panel Setup panel selections HP Logo When this function is ON the HP logo is shown on the display and printouts Date Time Turns the date and time ON or OFF on the display Title Turns the title ON or OFF on the display book book Page 43 Monday January 31 2000 10 ...

Страница 84: ...ter the desired resolution bandwidth There is no need to press the Res BW softkey To set up a printer 1 Press the front panel System key 2 Press the Printer Setup softkey The Printer Setup panel appears The Printer Setup panel Setup panel selections Printer Location Selects either the internal printer or an external printer as the print destina tion To perform a power calibration 1 Press the front...

Страница 85: ...tory calibration Set Calibration Wavelength This is the approximate wavelength of the calibration source that will be used for the next user power calibration The wavelength entered must be within 2 5 nm of the wavelength measured using the factory calibration 4 Enter the power and wavelength of the calibration signal 5 Press the Perform Calibration softkey 6 Follow the on screen instructions and ...

Страница 86: ... the calibration If the internal calibrator is selected this selection will not be available Set Calibration Wavelength for external calibration source only This is the exact wavelength of the calibration source that will be used for the next user wavelength calibration The wavelength entered must be within 2 5 nm of the wavelength measured using the factory calibration If the inter nal calibrator...

Страница 87: ... key 2 Press the Move Active Area softkey Each press of the softkey moves the active function area to one of eight on screen locations To display the OSA State information panel 1 Press the front panel System key 2 Press the More System Functions softkey 3 Press the OSA State softkey 4 The OSA State Information display panel opens and can be printed The OSA State information panel book book Page 4...

Страница 88: ...Press the front panel System key 2 Press the More System Functions softkey 3 Press the Set Time Date softkey The Time Date Setup panel appears 4 Use the navigation keys to set the date time and time zone that are correct for your location 5 Press the Set Time Date softkey when you are satisfied with your selections To select the power on state 1 Press the front panel System key 2 Press the More Sy...

Страница 89: ... sets the following functions Function Factory Preset Value Wavelength functions User wavelength calibration date None User wavelength calibration source None User wavelength calibration wavelength 0 nm Wavelength for next wavelength calibration 1150 nm Wavelength for next amplitude calibration 1150 nm User wavelength calibration correction Zero Amplitude functions User amplitude calibration date ...

Страница 90: ...More System Functions softkey 3 Press the Service Menu softkey 4 Press the Adv Service Functions softkey 5 Press the Zero Now softkey The Zero Now function causes the auto zero function to run immediately This allows you to manually zero the instrument when the Auto Zero function is off The dark current of the photodetector is measured one time and then the resulting correction is applied to all s...

Страница 91: ...g order is listed in the OSA State Information See To display the OSA State information panel on page 3 47 for more information To set the wavelength limit 1 Press the front panel System key 2 Press the More System Functions softkey 3 Press the Service Menu softkey 4 Press the Adv Service Functions softkey Note The optical spectrum analyzer compensates for temperature related current drift between...

Страница 92: ...rument from using a tran simpedance gain higher than 10k ohms This ensures that there is sufficient video bandwidth for making accurate pulsed measurements This is useful for EDFA pulsed testing The Preset state for TransZ 2 3 Lock is OFF To set multi point alignment 1 Press the front panel System key 2 Press the More System Functions softkey 3 Press the Service Menu softkey 4 Press the Adv Servic...

Страница 93: ...ss the More Adv Service Menu softkey 6 Press the OSA Extended State softkey The OSA Extended State Information panel is displayed and can be printed The OSA Extended State function provides information useful to HP service personnel To change the automeasure defaults 1 Press the front panel System key 2 Press the More System Functions softkey 3 Press the Auto Measure Setup softkey The Automeasure ...

Страница 94: ...s at Marker Selecting the ON state for AutoMeas at Marker causes the auto measure func tion to perform its operation at the wavelength of the active marker This allows you to measure a signal other than the largest one found in a full span sweep The default selection for Automeasure at Marker is OFF Optimize Sensitivity Selecting the ON state for Optimize Sensitivity causes the auto measure func t...

Страница 95: ...lts softkey to reset the address to factory preset defaults Refer to To Fill In a Setup Panel on page 3 65 for information on changing and selecting items in the setup panel 5 Press the Set HPIB Address softkey if changes were made The Remote Setup panel Setup panel selections Current HPIB Address Shows the HP IB address currently being used New HPIB Address Enter the new HP IB address in the text...

Страница 96: ...he update function for the trace on page 3 57 View trace To set the display function for the trace on page 3 57 Hold trace To set the Hold function on page 3 58 Trace Math Default Math Trace C To set the trace math for trace C on page 3 58 Default Math Trace F To set the trace math for trace F on page 3 59 Exchange Menu To exchange both the X axis and Y axis data of two traces on page 3 59 All Mat...

Страница 97: ...trace The active trace is designated by the double arrows at either the left or right edge of the graticule To set the update function for the trace 1 Press the front panel Traces key 2 Select the trace to be changed 3 Press the Update trace softkey 4 Use the arrow keys or knob to select ON or OFF When ON the trace always accepts data when data is available When OFF the trace will not be updated T...

Страница 98: ...ous sweep then displays the minimum value Pressing the Max Min Reset softkey resets the hold function to the last acquired trace Subsequent traces are accumulated in the hold sequence To set the trace math for trace C 1 Press the front panel Traces key 2 Press the Trace Math softkey 3 Press the Default Math Trace C softkey to define the math expression to be used when the math operations are turne...

Страница 99: ... turns the math operation ON The math operation is performed in linear units Trace F Math Off Determines whether or not math processing is done To exchange both the X axis and Y axis data of two traces 1 Press the front panel Traces key 2 Press the Trace Math softkey 3 Press the Exchange Menu softkey 4 Select the two traces to be exchanged for both the X and Y axis To turn all math functions off 1...

Страница 100: ...lculate the data Averaging values other than those displayed can be entered by using the numeric keypad or the knob when the Avg Count active function area is dis played To set the number of points in a sweep 1 Press the front panel Traces key 2 Press the Trace Setup softkey The Trace Setup panel will appear The Trace Setup panel 3 Enter the desired sweep length in the setup panel The minimum swee...

Страница 101: ... on page 3 62 Start Wavelength To set the start wavelength on page 3 62 Stop Wavelength To set the stop wavelength on page 3 62 Peak to Center To set the peak to the center of the display on page 3 63 Wavelength Setup To change the default wavelength settings on page 3 63 Note When the optical spectrum analyzer is first turned on the wavelength range is set to the full 1100 nm span 600 nm to 1700 ...

Страница 102: ... is set symmetrically about the center wavelength When the span is set to 0 nm the display s horizontal axis represents time instead of wave length A span of 0 nm called zero span mode configures the optical spec trum analyzer as a fixed tuned receiver To set the start wavelength 1 Press the front panel Wavelength key 2 Press the Start WL softkey 3 Use the knob step keys or numeric entry pad to en...

Страница 103: ...alibration The wavelength calibration is not a simple offset applied to all wavelengths but uses the trigonometric diffraction grating equation to correct all wave lengths in a calculated manner The power offset is a simple offset applied equally to all wavelengths It is good measurement practice to calibrate the optical spectrum analyzer as close as possible to the wavelength where you plan to ma...

Страница 104: ...nter wavelength step size Wavelengths Referenced In Specifies if the displayed wavelengths show values as measured in air or in vacuum Pressing the front panel Preset key sets this value to Vacuum See page 3 5 for more information on the Preset states book book Page 64 Monday January 31 2000 10 34 AM ...

Страница 105: ...to field in the dialog box The highlighted parameter can be changed The Select softkey Selects or deselects the highlighted parameter The Defaults softkey Resets the parameters to their default condition Close Panel softkey Saves the current setup and returns the user to the previous menu The front panel number keys step keys and knob Allows the user to enter a numeric value in the highlighted fie...

Страница 106: ... to toggle the selection boxes on and off 3 Enter values in the numeric fields using the front panel knob or numeric entry pad 4 To return the setupvalues to theinstrument s preset settings press the Defaults softkey 5 When you are satisfied with your selections press the Close Panel softkey to enter your selections and close the setup panel book book Page 66 Monday January 31 2000 10 34 AM ...

Страница 107: ...ommands 4 76 HCOPy Subsystem Commands 4 77 INITiate Subsystem Commands 4 78 MEMory Subsystem Commands 4 79 MMEMory Subsystem Commands 4 80 SENSe Subsystem Commands 4 81 SOURce n Subsystem Commands 4 90 STATus Subsystem Commands 4 91 SYSTem Subsystem Commands 4 93 TRACe Subsystem Commands 4 95 TRIGger Subsystem Commands 4 99 UNIT Subsystem Commands 4 101 HP 71450 Series Commands to HP 86140 Series ...

Страница 108: ... SCPI standard refer to the following books SCPI Consortium SCPI Standard Commands for Programmable Instru ments 1997 International Institute of Electrical and Electronics Engineers IEEE Standard 488 1 1987 IEEE Standard Digital Interface for Programmable Instru mentation New York NY 1987 International Institute of Electrical and Electronics Engineers IEEE Standard 488 2 1987 IEEE Standard Codes F...

Страница 109: ...s operating under HP IB control Indicates that the instrument has requested service from the computer Refer to Monitoring the Instrument on page 4 11 Pressing this button activates the front panel keys after a computer has had control of the instrument book book Page 3 Monday January 31 2000 10 34 AM ...

Страница 110: ... 2 Press the More System Functions softkey 3 Press the Remote Setup softkey and change the HP IB address Remote mode and front panel lockout Whenever the instrument is in Remote mode the RMT message is displayed on the instrument s screen and all keys are disabled except for the front panel LOCAL key This key can be pressed by the user to restore front panel control of the instrument You can speci...

Страница 111: ...e executed before another command is recognized There is no danger of reading or interpreting trace data in an indeterminate state such as before a sweep has completed Controlling the sweep Placing the optical spectrum analyzer in remote mode and sending the DISP WIND TRAC ALL SCAL AUTO command finds the largest signal and optimizes the analyzer settings This command also sets single sweep mode on...

Страница 112: ...once or not at all file_name File names must conform to standard MS DOS a file naming conventions a MS DOS is a U S registered trademark of Microsoft Corporation trace_name TRA TRB TRC TRD TRE TRF data_block This parameter represents the arbitrary block program data as defined by IEEE 488 2 Arbitrary block program data allows any 8 bit bytes to be transmitted This includes extended ASCII control c...

Страница 113: ...ion of each command in this manual shows both versions the extra characters for the long form are shown in lowercase The following is a long form of a command OUTPUT 723 SENSe WAVelength STARt And this is the short form of the same command OUTPUT 723 SENS WAV STAR You can use upper or lowercase letters Program headers can be sent using any combination of uppercase or lower case ASCII characters In...

Страница 114: ...S STOP 1400NM is sent to the instrument the Sense subsystem remains selected If some other type of command is received within a program message you must reenter the original subsystem after the command Adding parameters to a command Many commands have parameters that specify an option Use a space charac ter to separate the parameter from the command as shown in the following line OUTPUT 723 SENS B...

Страница 115: ...T CALC1 MARK1 X will timeout the controller and place a Settings conflict error in the error queue Program message terminator The string of instructions sent to the instrument is executed after the instruc tion terminator is received The terminator may be either a new line NL character the End Or Identify EOI line asserted or a combination of the two All three ways are equivalent Asserting the EOI...

Страница 116: ...troller input statement ENTER 720 Range passes the value across the bus to the controller and places it in the variable Range Sending another command or query before reading the result of a query causes the output queue to be cleared and the current response to be lost This also generates an error in the error queue The output of the instru ment may be numeric or character data depending on what i...

Страница 117: ...e registers are masks that you can use to enable or disable the reporting of individual bits from an event register For example you can disable the reporting of the Sweeping bit in the Operation Status structure so that even though it goes high in the registers it can never set the summary bit 7 in the Status Byte high Querying a register always returns the value as a decimal weighted sum of all s...

Страница 118: ...4 12 Remote Operation Monitoring the Instrument Figure 4 1 Status Registers book book Page 12 Monday January 31 2000 10 34 AM ...

Страница 119: ...mand Use HP IB serial poll command Returns the status byte value Reads bit 6 as the Request Service RQS bit and clears the bit which clears the SRQ interrupt STB common command Returns the status byte value Reads bit 6 as the Master Summary Status MSS and does not clear the bit or have any effect on the SRQ inter rupt SRE common command Sets or reads the event enable register value mask Standard S...

Страница 120: ...register STAT OPER EVEN Returns the value of the event register STAT OPER ENAB Sets or returns the value of the event enable reg ister mask STAT OPER NTR Sets or returns the value of the negative transi tion register STAT OPER PTR Sets or returns the value of the positive transi tion register Questionable Status Structure Contains bits that report on several questionable instruments conditions Com...

Страница 121: ...ear the error queue by reading its contents sending the CLS com mand or by cycling the instrument s power The error queue is first in first out If the error queue overflows the last error in the queue is replaced with error 350 Queue overflow Any time the queue overflows the least recent errors remain in the queue and the most recent error is discarded The length of the instrument s error queue is...

Страница 122: ...to the computer The programs are written in HP BASIC for Win dows The following example programs are provided in this section Example 1 Initialization and a simple measurement 4 17 Example 2 Locating the largest signal 4 18 Example 3 Bandwidth 4 19 Example 4 Maximum and minimum amplitude values 4 21 Example 5 Maximum and minimum values over time 4 23 Example 6 Returning trace data 4 24 Example 7 T...

Страница 123: ...ance The program sets the start and stop wavelength and the amplitude sensitivity Program PRINT Single Measurement Example OUTPUT 723 disp wind text data Single Measurement Initialization Routine PRINT OUTPUT 723 rst Preset the instrument PRINT Presetting the instrument PRINT OUTPUT 723 disp wind trac all scal auto Automeasure PRINT Performing Automeasure PRINT OUTPUT 723 cal alig mark1 Perform an...

Страница 124: ...ne is the operation complete query used so that the text is not printed until after the Autoalign is complete OUTPUT 723 opc ENTER 723 Dum PRINT measurement begins OUTPUT 723 init imm Take a single sweep OUTPUT 723 calc1 mark1 max Marker to peak OUTPUT 723 calc1 mark1 scen Marker to center OUTPUT 723 sens wav span 10 nm Set span OUTPUT 723 init imm Take a single sweep OUTPUT 723 calc1 mark1 max Ma...

Страница 125: ...Dum PRINT measurement begins PRINT OUTPUT 723 sens wav span 10 nm Set span OUTPUT 723 init imm Take a sweep OUTPUT 723 calc1 mark1 max Marker to peak OUTPUT 723 calc1 mark1 scen Marker to center OUTPUT 723 calc1 mark1 x Read marker wavelength ENTER 723 Markwl OUTPUT 723 calc1 mark1 y Read marker amplitude ENTER 723 Markamp Convert to standard measurement units nm Markwl Markwl 1 E 9 PRINT Marker w...

Страница 126: ...W not found STOP Cnt BW was determined OUTPUT 723 calc1 mark1 func bwid x left Read left BW marker X axis value ENTER 723 Markleft OUTPUT 723 calc1 mark1 func bwid x righ Read right BW marker X axis value ENTER 723 Markright Convert to standard measurement units nm Rbw Rbw 1 E 9 Markleft Markleft 1 E 9 Markright Markright 1 E 9 PRINT 20 dB Marker bandwidth Rbw nm PRINT Left marker Markleft nm PRIN...

Страница 127: ... the Autoalign is complete OUTPUT 723 opc ENTER 723 Dum PRINT measurement begins OUTPUT 723 sens wav span 10 nm Set span OUTPUT 723 init imm Take a single sweep OUTPUT 723 calc1 mark1 max Marker to peak OUTPUT 723 calc1 mark1 scen Marker to center OUTPUT 723 sens pow dc rang low 60dBm Set sensitivity OUTPUT 723 init imm Take a single sweep OUTPUT 723 calc1 mark1 max Marker to peak OUTPUT 723 calc1...

Страница 128: ...NT Markwl Markwl 1 E 9 Convert to nm PRINT Markwl nm Markamp dBm Markdeltx Markdeltx 1 E 9 Convert to nm PRINT PRINT Marker Delta Values PRINT PRINT Markdeltx nm Markdelty dBm LOCAL 723 Return control to local END book book Page 22 Monday January 31 2000 10 34 AM ...

Страница 129: ...align PRINT Next line is the operation complete query used so that the text is not printed until after the Autoalign is complete OUTPUT 723 opc ENTER 723 Dum PRINT measurement begins Set up and display the signal OUTPUT 723 sens wav cent 1315nm Set the center wavelength OUTPUT 723 sens wav span 20nm Set the wavelength span OUTPUT 723 sens pow dc rang low 65dBm Set the sensitivity Update and view t...

Страница 130: ...an autoalignment PRINT Performing Autoalign PRINT PRINT Next line is the operation complete query used so that the text is not printed until after the Autoalign is complete OUTPUT 723 opc ENTER 723 Dum PRINT measurement begins PRINT OUTPUT 723 sens wav span 10 nm Set span OUTPUT 723 init imm Take a single sweep OUTPUT 723 calc1 mark1 max Marker to peak OUTPUT 723 calc1 mark1 scen Marker to center ...

Страница 131: ... PRINT Data Point Size Bucket nm PRINT Point Wavelength Amplitude The following lines calculate the wavelength value of each point of the trace Note that wavelength values of a trace cannot be directly queried FOR I 1 TO 101 Wlength Startw Bucket I 1 Calculate point wavelength Wlength Wlength 1 E 9 Convert to nm PRINT I Wlength Tdata I NEXT I LOCAL 723 Return to local operation END book book Page ...

Страница 132: ...measure PRINT OUTPUT 723 cal alig mark1 Perform an autoalignment PRINT Performing Autoalign PRINT Next line is the operation complete query used so that the text is not printed until after the Autoalign is complete OUTPUT 723 opc ENTER 723 Dum PRINT measurement begins OUTPUT 723 Sens Wav Cent 1315 nm OUTPUT 723 Sense bwid res 10nm Fix resolution bw OUTPUT 723 Init Imm Trace A is the active trace O...

Страница 133: ...t On Set continuous sweep Trace math function Log Math C A B OUTPUT 723 Calc3 Math Expr TRA TRB Normalize Trace A to B OUTPUT 723 Calc3 Math Stat On Turn on normalization LOCAL 723 Return to local operation END book book Page 27 Monday January 31 2000 10 34 AM ...

Страница 134: ...span 10nm Set the span OUTPUT 723 sens bwid res 5nm Set resolution bandwidth OUTPUT 723 init imm Take a single sweep OUTPUT 723 calc1 tpow stat 1 Turn the tpower state on OUTPUT 723 calc1 tpow data Query the total power ENTER 723 Tpower PRINT Entire Trace Tpower Print the total power PRINT Select portion of trace OUTPUT 723 calc1 tpow iran low 1547 6nm Set the upper lower OUTPUT 723 calc1 tpow ira...

Страница 135: ...eset the analyzer PRINT Presetting the analyzer PRINT OUTPUT 723 disp wind trac all scal auto Automeasure PRINT Performing Automeasure PRINT Next line is the operation complete query used so that the text is not printed until after the Automeasure is complete OUTPUT 723 opc ENTER 723 Dum PRINT measurement begins OUTPUT 723 CLS Clear Error Queue OUTPUT 723 ESE 32 Set Standard Event Enable bit 5 32 ...

Страница 136: ...ter ENTER 723 Stat PRINT Standard Event Status Register Byte Stat PRINT REPEAT OUTPUT 723 system error Query error queue entries ENTER 723 Errno Error PRINT Error Queue Errno Error UNTIL Errno 0 Test for no error message in queue LOCAL 723 END book book Page 30 Monday January 31 2000 10 34 AM ...

Страница 137: ...er Calibration Factory CALibration POWer STATe OFF Reference Level Position DISPlay WINDow TRACe Y SCALe RLPOS Display Mode Log Linear DISPlay WINDow TRACe Y SCALe SPACing LINear DISPlay WINDow TRACe Y SCALe SPACing LOGarithmic Peak to Reference Level CALCulate MARKer MAXimum CALCulate MARKer SRLevel Reference Level DISPlay WINDow TRACe Y SCALe RLEVel Scale Div DISPlay WINDow TRACe Y SCALe PDIVisi...

Страница 138: ... IRANge STATe Search Limit On Off CALCulate MARKer SRANge STATe Sweep Limit On Off SENSe WAVelength SRANge STATe Trace Integ On Off CALCulate TPOWer STATe Wavelength Marker 1 Integration Limit CALCulate TPOWer IRANge LOWer Search Limit CALCulate MARKer SRANge LOWer Sweep Limit SENSe WAVelength SRANge LOWer Wavelength Marker 2 Integration Limit CALCulate TPOWer IRANge UPPer Search Limit CALCulate M...

Страница 139: ...ate MARKer PEXCursion PEAK Pit Excursion dB CALCulate MARKer PEXCursion PIT Noise Marker Reference Bandwidth CALCulate MARKer FUNCtion NOISe BANDwidth Threshold Value pW CALCulate THReshold Use Threshold On Off CALCulate THReshold STATe Marker to CENTER CALCulate MARKer SCENter Marker to REF LEVEL CALCulate MARKer SRLEVel Marker Trace A B C D E F CALCulate MARKer TRACe Noise Marker On Off CALCulat...

Страница 140: ...on WAVelength VALue Help Revision IDN Show Critical Errors SYSTem ERRor Show BW Errors SYSTem ERRor Show Notices Show Warnings SYSTem ERRor More System Functions Active Panel Auto Measure Setup Auto Meas at Marker DISPlay WINDow TRACe ALL SCALe AUTO MARKer Scale div DISPlay WINDow TRACe Y SCALe AUTO PDIVision Auto DISPlay WINDow TRACe Y SCALe AUTO PDIVision AUTO Optimize Sensitivity DISPlay WINDow...

Страница 141: ...imum STATe ON CALCulate1 6 MINimum STATe ON CALCulate1 6 MAXimum STATe OFF CALCulate1 6 MINimum STATe OFF Reset Min Max Hold CALCulate1 6 MAXimum CLEar CALCulate1 6 MINimum CLEar Trace Math Off CALCulate MATH STATe Default Math CALCulate MATH EXPRession DEFine Exchange Math TRACe EXCHange Trace Setup Sweep Points SENSe SWEep POINts Update A On Off TRACe FEED CONTrol TRA TRF ALWays TRACe FEED CONTr...

Страница 142: ...length STATe ON Wavelength Calibration Factory CALibrate WAVelength STATe OFF Wavelength Offset SENSe WAVelength OFFSet Wavelength Step Size SENse WAVelength CENTer STEP INCRement Wavelength Span SENSe WAVelength SPAN Table 4 7 Front Panel Function to Remote Command for the HP 86140 Series 6 of 6 Front Panel Function Remote Command book book Page 36 Monday January 31 2000 10 34 AM ...

Страница 143: ... STATe OFF ON 0 1 MARKer 1 2 3 4 AOFF FUNCtion BWIDth BANDwidth INTerpolate OFF ON 0 1 NDB param READout FREQuency WAVelength TIME RESult STATe OFF ON 0 1 X CENTer X LEFT X RIGHt DELTa RESet STATe OFF ON 0 1 X OFFSet FREQuency param TIME param WAVelength param X READout FREQuency WAVelength TIME X REFerence Y OFFSet Y REFerence NOISe BWIDth BANDwidth param RESult STATe OFF ON 0 1 PRESet INTerpolat...

Страница 144: ...RACe TRA TRB TRC TRD TRE TRF X FREQuency param READout FREQuency WAVelength TIME TIME param WAVelength param Y MATH EXPRession DEFine expression STATe OFF ON 0 1 MAXimum CLEar STATe ON OFF 1 0 MEAN DATA STATe ON OFF 1 0 RANGe LOWer FREQuency param TIME param WAVelength param STATe ON OFF 1 0 UPPer FREQuency param TIME param WAVelength param MINimum CLEar STATe ON OFF 1 0 THReshold param STATe ON O...

Страница 145: ...on ALL ON OFF 0 1 TEXT CLEar DATA string data_block TRACe ALL SCALe AUTO MARKer OFF ON 0 1 OPTimize OFF ON 0 1 GRATicule GRID STATe OFF ON 0 1 STATe trace_name OFF ON 0 1 X SCALe AUTO SPAN numeric_value M NM UM X SCALe AUTO SPAN AUTO OFF ON 0 1 Y SCALE AUTO PDIVision numeric_value DB AUTO PDIVision AUTO OFF ON 0 1 1 2 LINear OFF ON 0 1 PDIVision numeric_value DB RLEVel numeric_value DBM RPOSition ...

Страница 146: ...ic_value AUTO OFF ON 0 1 CHOP STATe OFF ON 0 1 CORRection RVELocity MEDium AIR VACuum GORDer AUTO OFF ON 0 1 POWer DC RANGe AUTO OFF ON 0 1 LOCK OFF ON 0 1 LOWer numeric_value step LOWer AUTO OFF ON 0 1 DETector SWEep POINts numeric_value TIME param AUTO OFF ON 0 1 WAVelength CENTer numeric_value STEP AUTO OFF ON 0 1 STEP INCRement numeric_value LIMit OFF ON 0 1 OFFSet param SPAN numeric_value FUL...

Страница 147: ..._name X STOP trace_name X WAVelength SSTOP trace_name numeric_value numeric_value Y trace_name POWer trace_name data_block numeric_value numeric value RATio trace_name data_block numeric_value numeric value EXCHange trace_1 trace_2 FEED CONTrol trace_name ALWays NEVer POINts trace_name numeric_value TRIGer SEQuence DELay numeric_value unit OUTPut OFF ON 0 1 PULSE DCYCle param WIDTh param SLOPe POS...

Страница 148: ...ent error execution error command error and power on The parameter is rounded to an integer value and interpreted as a binary number representing the bit values of the register ESE Returns the value of the Standard Event Enable register ESR Reads and clears the Standard Event Status register The register is cleared when it is read The response value is an integer to be interpreted as a binary numb...

Страница 149: ...e 3 5 for a list of the instrument preset conditions The RST settings are the same as for SYSTem PRESet except that Repeat Sweep is turned OFF SAV numeric_value filename INTernal FLOPpy Saves instrument settings to the designated register or file SRE numeric_value Sets the bits in the Service Request Enable register The parameter is rounded to an integer value and interpreted as a binary number re...

Страница 150: ...and The Status Byte register summarizes the states of the other regis ter sets It is also responsible for generating service requests TST Tests the analyzer interface hardware and returns 0 if the interface is func tional WAI Prevents the instrument from executing any further commands until the cur rent command has finished executing The WAI command ensures that over lapped commands are completely...

Страница 151: ...umeric_value CALCulate AVERage COUNt Sets the number of measurements to be averaged When the number of mea surements taken is less than the count the following formula is used to calcu late the data If the number of measurements is greater than or equal to the count the fol lowing formula is used to calculate the data Note CALC is interpreted as CALC1 CALC1 controls TRA CALC2 controls TRB CALC3 co...

Страница 152: ...Ker FUNCtion BWIDth BANDwidth INTerpolate Turns the bandwidth marker interpolation ON or OFF When interpolation is ON the bandwidth markers will be placed at the exact NDB setting from the normal marker if the trace data allows The position of the marker will be lin early interpolated between two true trace data points The default state is ON If interpolate is OFF for negative NDB values the bandw...

Страница 153: ...marker X axis read outs and the X Left and X Right queries The delta markers have their own setting This setting controls all four bandwidth markers Trying to set the readout to TIME when in a non zero span generates a Set tings conflict error Trying to set the readout to FREQuency or WAVelength when in zero span also generates a Settings conflict error When the instru ment is set to zero span the...

Страница 154: ...relative to this marker CALCulate MARKer 1 2 3 4 FUNCtion BWIDth BANDwidth X CENTer Returns the absolute X axis value from the center of the bandwidth marker mean of the left and right markers The units returned are determined by theCALCulate MARKer FUNCtion BWIDth BANDwidth X READout state For READout of FREQuency the X value is returned in Hertz For READout of WAVelength the X value is returned ...

Страница 155: ... Individual markers can have only one marker function on at a time Turning the delta function for a marker ON will turn any other marker function OFF For example turning the delta function ON for a marker that has the bandwidth function ON will turn the bandwidth function OFF and turn the delta function ON for the marker If the delta function is turned ON for a marker that is OFF the marker will b...

Страница 156: ...h numeric_value Allows the user to set the marker offset in wavelength units The marker X axis value corresponds to the reference X value the offset value The default units of the parameter are meters Even though the offset READout may be FREQuency this command can still be used to specify the offset using wavelength units For example CALC MARK FUNC DELT X OFFS WAV 10NM when readout is WAVElength ...

Страница 157: ...is OFF for the specified marker CALCulate MARKer 1 2 3 4 FUNCtion DELTa Y OFFSet Returns the difference between the delta marker absolute Y value and the ref erence Y value This query generates a Settings conflict error if the delta function is OFF for the specified marker CALCulate MARKer 1 2 3 4 FUNCtion DELTa Y REFerence Returns the Y axis value of the reference marker This query generates a Se...

Страница 158: ...thout having to check the state of each individual marker function If the marker specified by this command is OFF the marker will be turned ON with all marker functions OFF that is the marker will be in the normal marker mode CALCulate MARKer INTerpolate OFF ON 0 1 CALCulate MARKer INTerpolate Turns the normal delta marker interpolation ON or OFF When interpolation is ON the normal delta markers w...

Страница 159: ...ak located at a longer wavelength than the current marker wavelength position This next peak must meet the peak excursion and threshold criteria If the specified marker is OFF it will be turned ON placed at the center wavelength and the search to the right will begin from that point CALCulate MARKer 1 2 3 4 MINimum Places the specified marker on the lowest point of the trace The point does not hav...

Страница 160: ...arch routines The peak excur sion value is used to determine whether or not a local maximum in the trace is to be considered a peak To qualify as a peak both sides of the local maximum must fall by at least the peak excursion value CALCulate MARKer 1 2 3 4 PEXCursion PIT numeric_value CALCulate MARKer 1 2 3 4 PEXCursion PIT Sets the pit excursion value for the marker search routines The pit excurs...

Страница 161: ...RANge STATe ON The range used for the marker search range is the same range used for the total power calculation the trace mean range and the wavelength sweep range Changing the range with this com mand will change all four ranges Sending this command while span is not set to zero will results in a Settings conflict error Default units for the parame ter is in seconds CALCulate MARKer SRANge LOWer...

Страница 162: ...to and the upper range to CALCulate MARKer SRANge UPPer Returns the upper limit for the marker search range The range used for the marker search range is the same range used for the total power calculation the trace mean range and the wavelength sweep range The return value is in meters unless span is set to zero in which case the return value is in seconds CALCulate MARKer SRANge UPPer FREQuency ...

Страница 163: ... the same range used for the total power calculation the trace mean range and the wavelength sweep range Changing the range with this com mand will change all four ranges Sending the command when the instrument is in a zero span will generate a Settings conflict error Default units for the parameter is in meters frequency units are allowed CALCulate MARKer 1 2 3 4 SRLevel Sets the reference level ...

Страница 164: ...xis value of the delta marker is controlled When the bandwidth function is ON the X axis value of the center marker is controlled Sending the command when the specified marker is OFF will turn the marker ON and place the marker at the desired position Sending the command when the instrument is in a zero span will generate a Settings conflict error CALCulate MARKer X READout FREQuency WAVelength TI...

Страница 165: ...ue of the normal marker in wavelength units When the delta function is ON the absolute X axis value of the delta marker is con trolled When the bandwidth function is ON the X axis value of the center marker is controlled The default units of the parameter are meters Sending the command when the specified marker is OFF will turn the marker ON and place the marker at the desired position Sending the...

Страница 166: ... defined Recursive expressions are not allowed Example Statements For the equivalent of the front panel C Alog B key OUTPUT 723 CALC3 MATH EXPR TRA TRB For the equivalent of the front panel C Alog B key OUTPUT 723 CALC3 MATH EXPR TRA TRB For the equivalent of the front panel C Alin B key OUTPUT 723 CALC3 MATH EXPR TRA TRB For the equivalent of the front panel C Alin B key OUTPUT 723 CALC3 MATH EXP...

Страница 167: ...in the current sweep to the corresponding point detected during the previous sweep then stores the maximum value The CALCulate AVERage CALCulate MAXimum and CALCulate MINimum states are mutually exclusive Each trace can have only one of these functions on at a time Turning CALCulate MAXimum ON will automatically turn CALCulate AVERage and CALCulate MINimum OFF Each trace is allowed to have a diffe...

Страница 168: ...rns the lower X axis limit for the trace mean range calculation The range used for the trace mean range is the same range used for the total power calculation the marker search range and the wavelength sweep range The return value is in meters unless the span is set to zero in which case the return value is in seconds CALCulate 1 2 3 4 5 6 MEAN RANGe LOWer FREQuency numeric_value HZ KHZ MHZ GHZ TH...

Страница 169: ... turn CALCulate MEAN RANGe STATe ON The range used for the trace mean range is the same range used for the total power calculation the marker search range and the wavelength sweep range Changing the range with this command will change all four ranges Sending this command when the instrument is in a zero span will generate a Settings conflict error Default units for the parameter are meters Fre que...

Страница 170: ...MS S This command sets the upper limit for the trace mean range calculation Set ting this value when CALCulate MEAN RANGe STATe is OFF will automatically turn CALCulate MEAN RANGe STATe ON The range used for the trace mean range is the same range used for the total power calculation the marker search range and the wavelength sweep range Changing the range with this command will change all four ran...

Страница 171: ...tion com pares the current amplitude value of each point on a trace in the current sweep to the corresponding point detected during the previous sweep then stores the minimum value The CALCulate AVERage CALCulate MAXimum and CALCulate MINimum states are mutually exclusive Each trace can have only one of these functions on at a time Turning CALCulate MINimum ON will automatically turn CALCulate AVE...

Страница 172: ...ise the total power is calculated over the entire trace Sending this query when the CALCulate TPOWer STATe is OFF will generate a Settings conflict error CALCulate 1 2 3 4 5 6 TPOWer IRANge LOWer numeric_value M UM NM A HZ KHZ MHZ GHZ THZ CALCulate 1 2 3 4 5 6 TPOWer IRANge LOWer Sets the lower X axis limit for the total power integration range for all traces Setting this value when the CALCulate ...

Страница 173: ...er numeric_value M UM NM A HZ KHZ MHZ GHZ THZ CALCulate 1 2 3 4 5 6 TPOWer IRANge UPPer Sets the upper X axis limit of the total power integration range for all traces Setting this value when the CALCulate TPOWer IRANge STATe is OFF will automatically turn the CALCulate TPOWer IRANge STATe ON The range used for the total power calculation is the same range used for the marker search range the trac...

Страница 174: ...ent at the wavelength of the specified marker This aligns the monochrometer output with the photodetec tor for improved amplitude accuracy Sending this command without the spec ified marker on will generate a Settings conflict error CALibration ALIGn EXTernal Performs an alignment of the instrument using an external broadband source The instrument performs an alignment at each of several wavelengt...

Страница 175: ...er VALue Specifies the power to be used for calibration Default units are set by the UNITs POWer command CALibration POWer WAVelength numeric_value M UM NM A HZ KHZ MHZ GHZ CALibration POWer WAVelength Specifies the wavelength of the signal used for the amplitude calibration CALibration PRESet Presets the calibration of the instrument to factory calibrated values This cancels the effect of any pre...

Страница 176: ...rror CALibration WAVelength STATe OFF ON 0 1 CALibration WAVelength STATe Specifies whether or not the calibration wavelength data is applied Wave length accuracy is only specified with wavelength calibration ON CALibration WAVelength VALue param M UM NM A CALibration WAVelength VALue Specifies the wavelength for calibration Default units for the parameter are meters CALibration ZERO AUTO OFF ON 0...

Страница 177: ... and symbols DISPlay WINDow 1 TRACe ALL SCALe AUTO Finds the largest input signal using trace A and sets the span and vertical scale to display that signal This command performs the same function as the front panel Auto Meas key The following defines the instrument state settings altered by Auto Measure State settings that are not listed are not altered Because many instrument state setting are al...

Страница 178: ...k Off Repetitive Sweep On front panel Off remote control Sweep Time Auto Auto Chop Mode On Gated Sweep Enable Off Sweep Trigger Mode Internal Trace Length 1001 Wavelength Limit On Reference Level According to signal amplitude Linear Display Mode Off Resolution Bandwidth According to signal characteristics Res BW to Span Ratio 0 01 Peak Search on EOS Off Line Markers Off Trace Integration Limit Off...

Страница 179: ...imize Changes the DISPlay WINDow TRACe ALL SCALe AUTO command to opti mize sensitivity after finding the input signal Also sets single sweep mode DISPlay WINDow 1 TRACe GRATicule GRID STATe OFF ON 0 1 DISPlay WINDow 1 TRACe GRATicule GRID STATe Turns the graticule ON or OFF DISPlay WINDow 1 TRACe STATe TRA TRB TRC TRD TRE TRF OFF ON 0 1 DISPlay WINDow 1 TRACe STATe TRA TRB TRC TRD TRE TRF Turns th...

Страница 180: ...1 TRACe Y SCALe AUTO PDIVision Specifies the final vertical scale after performing a DISPlay WIN Dow TRACe ALL SCALe AUTO command DISPlay WINDow 1 TRACe Y 1 2 SCALe AUTO PDIVision AUTO OFF ON 0 1 DISPlay WINDow 1 TRACe Y 1 2 SCALe AUTO PDIVision AUTO Specifies whether the final vertical scale after a DISPlay WIN Dow TRACe ALL SCALe AUTO command should be adjusted automatically based on signal prop...

Страница 181: ... The top and bot tom graticule lines correspond to 10 and 0 respectively The default is 9 DISPlay WINDow 1 TRACe Y SCALe SPACing LINear LOGarithmic DISPlay WINDow 1 TRACe Y SCALe SPACing Specifies the scaling of the vertical axis as logarithmic or linear In LOG scale the scale in dB per division is specified by the DISPlay WINDow 1 TRACe Y SCALe PDIVision command The maximum value for the vertical...

Страница 182: ...r mat is a comma separated list of numbers The REAL format is a definite length block of 64 bit floating point binary numbers The definite length block is defined by IEEE 488 2 a character followed by one digit in ASCII specifying the number of length bytes to follow followed by the length in ASCII followed by length bytes of binary data The binary data is a sequence of 8 byte 64 bit floating poin...

Страница 183: ...and sent directly to a suitable printer HCOPy DESTination SYSTem COMMunicate INTernal SYStem COMMunicate CENtronics HCOPy DESTination Selects the I O port for hard copy output This affects subsequent presses of the Print key and the HCOPy IMMediate command HCOPy IMMediate The entire screen is output to the port defined by the HCOPy DESTination command This is equivalent to pressing the Print key b...

Страница 184: ...Subsystem Commands INITiate Subsystem Commands INITiate CONTinuous OFF ON 0 1 INITiate CONTinuous Specifies repeat or single sweep INITiate IMMediate Initiates a new measurement sweep book book Page 78 Monday January 31 2000 10 34 AM ...

Страница 185: ... Remote Operation MEMory Subsystem Commands MEMory Subsystem Commands MEMory STATe EXTended Returns extended state information as an indefinite length block book book Page 79 Monday January 31 2000 10 34 AM ...

Страница 186: ...ile_name Stores data_block in the memory location file_name The query response is the data_block stored in file_name where data_block is an indefi nite block MMEMory DELete file_name INTernal FLOPpy Deletes the specified file MMEMory INITialize FLOPpy Formats a disk in the instrument s 3 5 inch disk drive MMEMory LOAD TRACe TRA TRB TRC TRD TRE TRF file_name INTernal FLOPpy Loads the specified trac...

Страница 187: ...e resolution bandwidth to the wavelength span SENSe BAND width AUTO ON sets the resolution bandwidth to span resolution band width ratio SENSe BANDwidth BWIDth RESolution RATio numeric_value SENSe BANDwidth BWIDth RESolution RATio Specifies the ratio of the resolution bandwidth to the span This parameter is multiplied by the span width to determine the automatic setting of the resolu tion bandwidt...

Страница 188: ...ling The video bandwidth can be manually set from 100 MHz to 3 kHz or the bandwidth of the currently selected tran simpedance amplifier whichever is less The following functions affect video bandwidth Changing the sensitivity value Changing the reference level Turning autoranging ON or OFF The range of video bandwidth available in Auto mode is much greater than can be set manually from the front p...

Страница 189: ...eflection order for the wavelength range When OFF causes the instrument to use the first order reflection regardless of the wavelength SENSe POWer DC RANGe AUTO OFF ON 0 1 SENSe POWer DC RANGe AUTO Turns the automatic ranging feature ON or OFF For improved dynamic range automatic ranging changes the input range during the sweep SENSe POWer DC RANGe LOCK OFF ON 0 1 SENSe POWer DC RANGe LOCK Locks t...

Страница 190: ...sweeps the displayed wave length range SENSe SWEep TIME AUTO OFF ON 0 1 SENSe SWEep TIME AUTO When this function is ON the sweep time is coupled to the trace length and the span SENSe WAVelength CENTer numeric_value M NM UM A HZ KHZ MHZ GHZ SENSe WAVelength CENTer Specifies the center wavelength The start and stop wavelength and if neces sary the span are adjusted so that The maximum value for Sen...

Страница 191: ... to 1700 nm SENSe WAVelength OFFSet numeric_value M NM UM A SENSe WAVelength OFFSet Specifies the wavelength offset This is the offset between the measured wavelength and the displayed wavelength Center Stop Span 2 With Wavelength Limit Off the minimum value for the Center Wavelength is nominally 350 1 nm The maximum value is 1999 9 nm These limits are valid for wavelengths ref erenced in air or v...

Страница 192: ...th SRANge STATe ON The range used for the wavelength sweep range is the same range used for the total power integration the trace mean range and the marker search range Changing the range with this com mand will change all four ranges Sending the command when the instrument is in a zero span will generate a Settings conflict error Default units for the parameter are meters Frequency units are allo...

Страница 193: ...length SRANge STATe to ON will initialize the lower limit to and the upper limit to Sending the command when the instrument is in a zero span will generate a Settings conflict error SENSe WAVelength SRANge UPPer numeric_value M NM UM A HZ KHZ MHZ GHZ SENSe WAVelength SRANge UPPer Sets the upper limit for the wavelength sweep range Setting this value when SENSe WAVelength SRANge STATe is OFF will a...

Страница 194: ... Stop Center Span 2 With Wavelength Limit Off the minimum value for the Start Wavelength is nominally 350 nm The maximum value is 1999 8 nm These limits are valid for wavelengths refer enced in air or vacuum With Wavelength Limit On the minimum value for the Start Wavelength is nominally 600 nm The maximum value is 1699 8 nm These limits are valid for wavelengths refer enced in air or vacuum The P...

Страница 195: ... Stop Center Span 2 With Wavelength Limit Off the minimum value for the Stop Wavelength is nominally 350 2 nm The maximum value is 2000 nm These limits are valid for wavelengths refer enced in air or vacuum With Wavelength Limit On the minimum value for the Stop Wavelength is nominally 600 2 nm The maximum value is 1700 nm These limits are valid for wavelengths refer enced in air or vacuum The Pre...

Страница 196: ... Sets the duty cycle of the sync output This is equivalent to the TRIGger SEQuence OUTPut PULSe DCYCle command SOURce n PULSe WIDTh numeric_value S MS US NS SOURce n PULSe WIDTh Sets the pulse width of the sync output This is equivalent to the TRIGger SEQuence OUTPut PULSe WIDTh command book book Page 90 Monday January 31 2000 10 34 AM ...

Страница 197: ...y reads the con tents of the register and then clears it STATus OPERation NTRansition int_value STATus OPERation NTRansition Sets or queries the contents of the operation negative transition register STATus OPERation PTRansition int_value STATus OPERation PTRansition Sets or queries the contents of the operation positive transition register STATus PRESet Clears the event registers and sets all bit...

Страница 198: ...able ENABle int_value STATus QUEStionable ENABle Sets or queries the contents of the questionable enable register STATus QUEStionable EVENt Queries the contents of the questionable event register and then clears it book book Page 92 Monday January 31 2000 10 34 AM ...

Страница 199: ...e SYSTem HELP HEADers Returns a list of all commands and queries implemented by the instrument SYSTem PON TYPE PRESet LAST SYSTem PON TYPE Selects the state of the optical spectrum analyzer when it is turned on SYSTem PRESet Performs an instrument preset setting the instrument to a known state See page 3 5 for a complete list of the preset conditions SYSTem TIME Queries the time of the real time c...

Страница 200: ...lic of South Africa CST6CDT Central Standard Daylight WST3 Western Russia Moscow EST5 Eastern Standard only EAT3 Eastern Africa Kenya Ethiopia EST5EDT Eastern Standard Daylight WAT3 Moscow Saudi Arabia Syria AST4ADT Atlantic Standard Daylight PST5 Pakistan NST330NDT Newfoundland Standard Daylight IST530 India SAT5 Peru Ecuador Columbia TST7 Thailand SAT430 Venezuela Guyana Surinam SST7 Singapore S...

Страница 201: ...r will be generated The X axis data will be evenly spaced points from start to stop The number of points is determined by the TRACe POINts setting If the trace has an expression defined this expression will be cleared when changing the X axis start stop Changing the X axis data in a trace used in an expression CALCulate MATH EXPRession by another trace may cause an error in the expression if the X...

Страница 202: ...pression defined this expression will be cleared when the X axis start stop is changed Changing the X axis data in a trace used in an expression CALCulate MATH EXPRession by another trace may cause an error in the expression if the X axis data in the operands of the expression no longer match TRACe DATA X STOP TRA TRB TRC TRD TRE TRF Returns the stop value for the X axis data for the trace The X a...

Страница 203: ...ints will be set to that value If more than one value is sent the trace length will be set to the number of values sent This command should be used when the trace data represents a power ratio unitless number The trace data format to be used with this command is determined by the FORMat subsystem TRACe EXCHange TRA TRB TRC TRD TRE TRF TRACe EXCHange TRB TRC Exchanges both the X axis and Y axis dat...

Страница 204: ...ly copied into the trace If for example the instrument is in single sweep mode TRA has SENSe DATA as the FEED and NEVer as the FEED CONTrol SENSe DATA contains valid measurement data Setting the TRACe FEED CONTrol command from NEVer to ALWays for TRA will immediately copy the SENSe DATA into trace A If the instrument was in continuous sweep mode and a sweep was in progress setting the CONTrol comm...

Страница 205: ...go LOW after the sampling interval of the detector TRIGger SEQuence OUTPut PULSe DCYCle numeric_value TRIGger SEQuence OUTPut PULSe DCYCle Sets the duty cycle of the sync output This is equivalent to the SOURce n PULSe DCYCle command TRIGger SEQuence OUTPut PULSe WIDTh numeric_value S MS US NS TRIGger SEQuence OUTPut PULSe WIDTh Sets the pulse width of the sync output This is equivalent to the SOU...

Страница 206: ...uence SOURce IMMediate EXTernal INTernal TRIGger SEQuence SOURce Specifies the source or type of triggering used to start a measurement Set ting the source to anything other than INTernal sets the slope to EITHer book book Page 100 Monday January 31 2000 10 34 AM ...

Страница 207: ...he corresponding setting UNIT RATio DB LINear AUTO UNIT RATio Specifies units for the input and output of values that represent power ratios These commands are CALCulate MARKer 1 2 3 4 FUNCtion BWIDth BANDwidth NDB DISPlay WINDow TRACe Y SCALe AUTO PDIVision DISPlay WINDow TRACe Y SCALe PDIVision TRACe DATA Y This command also sets UNIT POWer to the corresponding setting book book Page 101 Monday ...

Страница 208: ...BPCTL CALCulate1 MATH EXPRession DEFine expression CALCulate1 MATH STATe ON ADBTL CALCulate1 MATH EXPRession DEFine expression CALCulate1 MATH STATe ON ADCTL CALCulate1 MATH EXPRession DEFine expression CALCulate1 MATH STATe ON ADCTRG TRIGger SEQuence SLOPe POSitive NEGative EITHer TRIGger SEQuence SOURce IMMediate EXTernal INTernal ADCTRGDLY TRIGger SEQuence DELay numeric_value unit ADCTRGSYN TRI...

Страница 209: ...S UNIT POWer DBM W AUTO AUTOALIGN CALibration ALIGn AUTO CALibration ALIGn AUTO MARKer 1 2 3 4 AUTOMDB DISPlay WINDow 1 TRACe Y SCALe AUTO PDIVision param DISPlay WINDow 1 TRACe Y SCALe AUTO PDIVision AUTO PDIVision AUTO OFF ON 0 1 AUTOMEAS DISPlay WINDow 1 TRACe ALL SCALe AUTO AUTOMMKR DISPlay WINDow 1 TRACe ALL SCALe AUTO MARKer OFF ON 0 1 AUTOMOPT DISPlay WINDow 1 TRACe ALL SCALe AUTO OPTimize ...

Страница 210: ...n WAVelength STATe CALDATA CALPWR CALibration POWer VALue CALWL CALibration WAVelength VALue CATALOG MMEMory CATalog CENTERWL SENSe WAVelength CENTer param CHEIGHT CHOP SENSe CHOP STATe OFF ON 0 1 CLRDSP CLRW TRACe FEED CONTrol trace ALWays CLS CLS COMPRESS CONCAT CONFIG CONTS INITiate CONTinuous ON 1 CORSEL CORTOLIM CWIDTH DE DEBUG DELETE DFB_ DISPOSE DISPU Table 4 8 HP 71450 Series Commands to H...

Страница 211: ...EXP CALCulate1 MATH EXPRession DEFine expression CALCulate1 MATH STATe ON FETCH FFT FFTKNL FORMAT MMEMory INITialize FLOPpy FP_ FP_MKBW FP_TH FS SENSe WAVelength SPAN FULL FUNCDEF GATESWP GRAPH GRAT DISPlay WINDow 1 TRACe GRATicule GRID STATe OFF ON 0 1 GRATORDER SENSe GORDer AUTO OFF ON 0 1 GRATSCRL GRID HD ID IDN IF THEN IGEN IGENDTYCY SOURce n PULSe DCYCle numeric_value IGENLIMIT Table 4 8 HP 7...

Страница 212: ...WINDow 1 TRACe Y SCALe SPACingLOGarithmic DISPlay WINDow 1 TRACe Y SCALe PDIVision numeric_value unit LIGHT LIMIAMP LIMIBEEP LIMIBOT LIMIDEL LIMIDONE LIMIEDIT LIMIFAIL LIMIHALF LIMILINE LIMINEXT LIMIRCL LIMIREL LIMISAV LIMISCRL LIMISDEL LIMISEG LIMITEST LIMITYPE LIMIWL LIMTOCOR LINES LINET Table 4 8 HP 71450 Series Commands to HP 86140 Series Commands 5 of 12 HP 71450 Series Command Equivalent HP ...

Страница 213: ...ate MARKer 1 2 3 4 FUNCtion BWIDth BANDwidth STATe MKBWA CALCulate MARKer 1 2 3 4 FUNCtion BWIDth BANDwidth NDB CALCulate MARKer 1 2 3 4 FUNCtion BWIDth BANDwidth RESult MKCONT MKCWL CALCulate MARKer 1 2 3 4 SCENter MKD CALCulate MARKer 1 2 3 4 FUNCtion BWIDth BANDwidth NDB CALCulate MARKer 1 2 3 4 FUNCtion BWIDth BANDwidth RESult MKDACT MKDREFA MKDREFF MKMIN CALCulate MARKer 1 2 3 4 MINimum MKN C...

Страница 214: ...IME MKRL CALCulate MARKer 1 2 3 4 SRLevel MKSP MKSS MKSTOP MKT MKTRACE CALCulate MARKer 1 2 3 4 TRACe source_trace MKTRACK MKTUNE MKTV MKTYPE CALCulate MARKer 1 2 3 4 FUNCtion NOISe STATe OFF ON 0 1 CALCulate MARKer 1 2 3 4 FUNCtion DELTa STATe OFF ON 0 1 CALCulate MARKer 1 2 3 4 FUNCtion BWIDth BANDwidth STATe OFF ON 0 1 CALCulate MARKer 1 2 3 4 FUNCtion PRESet MKWL CALCulate MARKer 1 2 3 4 X par...

Страница 215: ...OP OPTSW OR OUTPUT OVRW PA PAUSE PD PDA PDL_ PDLCALC PDLDEV PDL_DEV PDLEXIT PDLINIT PDLREV PDL_REV PDLSCALE PDLSRC PDL_SRC PDMEAS PDWL PEAKS CALCulate MARKer 1 2 3 4 MAXimum CALCulate MARKer 1 2 3 4 X CALCulate MARKer 1 2 3 4 MAXimum NEXT CALCulate MARKer 1 2 3 4 X Table 4 8 HP 71450 Series Commands to HP 86140 Series Commands 8 of 12 HP 71450 Series Command Equivalent HP 86140 Series Command book...

Страница 216: ...ric_value filename INTernal FLOPpy RCLT MMEMory LOAD TRACe trace file_name RCLU READMENU RELHPIB REPEAT UNTIL RETURN REV IDN RL DISPlay WINDow 1 TRACe Y SCALe RLEVel numeric_value unit RLPOS DISPlay WINDow 1 TRACe Y SCALe RPOSition numeric_value RMS ROFFSET SENSe CORRection OFFSet MAGNitude numeric_value RQS SRE SAVED SAVES SAV numeric_value filename INTernal FLOPpy SAVET MMEMory STORe TRACe trace...

Страница 217: ...am SENSe SWEep TIME AUTO OFF ON 0 1 STARTUP STARTWL SENSe WAVelength STARt param STATE STB STB STDEV STOPWL SENSe WAVelength STOP param STOR STORREF SUB CALCulate1 MATH EXPRession DEFine expression CALCulate1 MATH STATe ON SUM CALCulate 1 2 3 4 5 6 TPOWer STATe ON CALCulate 1 2 3 4 5 6 TPOWer DATA SUMSQR SWEEP INITiate CONTinuous OFF ON 0 1 SWPMODE INITiate CONTinuous TDF FORMat DATA param TEST TS...

Страница 218: ...ISPlay WINDow 1 TRACe STATe TRA ON DISPlay WINDow 1 TRACe STATe TRB OFF DISPlay WINDow 1 TRACe STATe TRC OFF CALCulate1 MATH STATe OFF CALCulate1 AVERage STATe OFF CALCulate2 AVERage STATe OFF CALCulate3 AVERage STATe OFF TRACe POINts TRA 800 TRACe POINts TRB 800 TRACe POINts TRC 800 TRSTAT DISPlay WINDow 1 TRACe STATe trace TS INITiate IMMediate TWNDOW USERERR USERKEY USERLOCK USERMSG USERWARN US...

Страница 219: ... 2 3 4 5 6 TPOWer IRANge LOWer param WLMKRR CALCulate 1 2 3 4 5 6 TPOWer IRANge UPPer param WLOFFSET SENSe WAVelength OFFSet numeric_value WLUNITS XAMPSW XCH XERR SYSTem ERRor XWARN ZERO CALibration ZERO AUTO OFF ON 0 1 ONCE ZOOMRB CALCulate MARKer 1 2 3 4 SCENter SENSe BANDwidth BWIDth RESolution param SENSe WAVelength SPAN 0 Table 4 8 HP 71450 Series Commands to HP 86140 Series Commands 12 of 12...

Страница 220: ...4 114 Remote Operation HP 71450 Series Commands to HP 86140 Series Equivalents book book Page 114 Monday January 31 2000 10 34 AM ...

Страница 221: ... Behavior 5 4 SCPI Defined Errors 5 5 OSA Notices 5 16 OSA Warnings 5 17 Application Specific Warnings 5 28 OSA Status Errors 5 34 OSA Errors 5 35 Firmware Errors 5 37 Status Listings book book Page 1 Monday January 31 2000 10 34 AM ...

Страница 222: ... corrected the error will go away Warning A warning is displayed when the optical spectrum analyzer cannot satisfy a request from the user Parameter entries that are out of range illegal or unrec ognized remote commands or missing hardware options can cause a warning to be displayed A warning can be displayed if a requested measurement for example AutoMeasure cannot be performed due to a missing i...

Страница 223: ...2999 OSA notices 3000 to 4999 Application specific notices 5000 to 7999 OSA warnings 8000 to 9999 Application specific warnings 10000 to 11999 OSA status errors 12000 to 13999 Application specific status errors 20000 to 21999 OSA errors 22000 to 23999 Application specific errors 30000 to 32767 Firmware errors book book Page 3 Monday January 31 2000 10 34 AM ...

Страница 224: ...ore of these keys are enabled Press the key to display a more complete description of the condition causing the message Warnings and notices are displayed in a status line at the bottom of the screen They are cleared when any front panel key other than the System key is pressed or they will clear automatically after a few seconds To view warnings and notices press the front panel System key the He...

Страница 225: ...implemented Note that some of the error messages do not contain descriptions or help mes sages These error numbers are reserved for future expansion This document is subject to further change and development Standards related information Further information on the Standard Commands for Programmable Instru ments SCPI standard is available from the SCPI consortium Contact Fred Bode Executive Directo...

Страница 226: ...ll queue item are listed here The first error event described in each class for example 100 200 300 400 is a generic error In selecting the proper Error event number to report more specific error event codes are preferred and the generic error event is used only if the others are inappropriate Command errors An error event number in the range 199 100 indicates that an IEEE 488 2 syntax error has b...

Страница 227: ...contains a character which is invalid for that type for example a header containing an ampersand SETUP This error might be used in place of errors 114 121 141 and perhaps some others 102 desc Syntax error help An unrecognized command or data type was encountered for example a sting was received when the instrument does not accept strings 103 desc Invalid separator help The parser was expecting a s...

Страница 228: ...ny device 120 desc Numeric Data Error help This error as well as errors 121 through 129 are generated when parsing a data element which appears to be numeric including the non decimal numeric types This particular error message should be used if the device cannot detect a more specific error 121 desc Invalid character in number help An invalid character for the data type being parsed was encounter...

Страница 229: ...elp A legal character data element was encountered where prohibited by the device 150 desc String data error help This error as well as errors 151 through 159 are generated when parsing a string data element This particular error message should be used if the device cannot detect a more specific error 151 desc Invalid string data help A string data element was expected but was invalid for some rea...

Страница 230: ...more specific error 171 desc Invalid expression help The expression data element was invalid see IEEE 488 2 7 7 7 2 for example unmatched parentheses or an illegal character 178 desc Expression data not allowed help A legal expression data was encountered but was not allowed by the device at this point in parsing 181 desc Invalid outside macro definition help Indicates that a macro parameter place...

Страница 231: ... shall not generate Command Errors device specific errors or Query Errors see the other error definitions in this section Table 5 2 Execution Errors 1 of 3 Error Number Error Description description explanation examples 200 desc Execution error help This is the generic syntax error for devices that cannot detect more specific errors This code indicates only that an Execution Error as defined in IE...

Страница 232: ...eted value was outside the legal range as defined by the device see IEEE 488 2 11 5 1 1 5 223 desc Too much data help Indicates that a legal program data element of block expression or string type was received that contained more data than the device could handle due to memory or related device specific requirements 224 desc Illegal parameter value help Used where exact value from a list of possib...

Страница 233: ...rrence of any error in this class should cause the device specific error bit bit 3 in the event status register IEEE 273 desc Illegal macro label help Indicates that the macro label defined in the DMC command was a legal string syntax but could not be accepted by the device see IEEE 488 2 10 7 3 and 10 7 6 2 for example the label was too long the same as a common command header or contained invali...

Страница 234: ...e errors correspond to mes sage exchange protocol errors described in IEEE 488 2 section 6 5 One of the following is true An attempt is being made to read data from the output queue when no output is either present or pending Data in the output queue has been lost Events that generate query errors will not generate command errors execu tion errors or device specific errors see the other error defi...

Страница 235: ...re a response was completely sent 420 Query UNTERMINATED Indicates that a condition causing an UNTERMINATED Query error occurred see IEEE 488 2 6 3 2 2 for example the device was addressed to talk and an incomplete program message was received 430 Query DEADLOCKED Indicates that a condition causing an DEADLOCKED Query error occurred see IEEE 488 2 6 3 1 7 for example both input buffer and output b...

Страница 236: ...upgrade the mezzanine board but the software will not be able to correctly determine which light source options are available 1002 desc No Delta Marker Amplitude for help The delta marker amplitude display has been turned off due to a units mismatch The amplitude units of the reference marker are different than those of the delta marker Values in differing units cannot be compared 1003 desc Trace ...

Страница 237: ...er on the calibration signal and try again 5003 desc Cal aborted trace resolution is inadequate help A wavelength calibration using the wavelength of the active marker was requested The calibration cannot be done because the resolution of the marker s trace is inadequate Trace resolution is defined as wavelength span divided by trace points 1 and must be less than 10pm This problem can be correcte...

Страница 238: ...n 5008 desc Calibration was not successful help The requested calibration procedure did not complete successfully Verify the instrument setup and the presence of a valid calibration signal This problem can sometimes be caused by removing or changing the amplitude of the calibration signal during the calibration procedure In rare cases this error can occur after the OSA has received a severe mechan...

Страница 239: ...ompatible measurement file help An attempt was made to recall a measurement file which is incompatible with the current version of software 5017 desc The requested file does not exist help An attempt was made to access a file which does not exist Check the spelling of the file name against the listing of available files 5020 5030 desc I O Error help An unexpected error occurred during the I O oper...

Страница 240: ... resolve this problem 5046 desc AutoAlign cannot find input signal at marker help The auto align procedure could not find a usable input signal If there is an active marker auto align will attempt to align at the marker wavelength without searching for a signal peak This error can also occur if the input signal amplitude is very low or if the OSA has received a large mechanical shock or if the inp...

Страница 241: ...al To correct this problem place the marker on the desired signal turn off all markers or disable the auto measure at marker function 5052 desc Sweep time auto is not allowed in zero span help The sweep time function was requested to switch from manual to auto while in zero span Automatic sweep time coupling cannot be done in zero span The desired sweep time must be set explicitly 5053 desc Noise ...

Страница 242: ...s problem is to cycle power 5059 desc Trajectory align marginal input signal help The trajectory align procedure was aborted due to an input signal with marginal amplitude The input signal was large enough when the function began it s operation but later became too small This usually happens when the signal is on the edge of being too small To correct this problem increase the input signal level I...

Страница 243: ... input arguments 6701 desc Math expression input parameter has error help A math expression could not be evaluated because an error is present on one or more of the input arguments The error must be cleared before the expression can be evaluated 6702 desc Math expression parameter has zero length help A math expression could not be evaluated because one or more input arguments has a zero length Th...

Страница 244: ...ts to this function must be of the same size 6726 desc Trace lengths do not match help A math expression could not be evaluated because the inputs have differing sizes trace lengths All inputs to this function must be of the same size 6727 desc Y axis counts do not match help A math expression could not be evaluated because the inputs have differing numbers of Y axis data All input arguments to th...

Страница 245: ...multiplying a trace in watts dBm by another trace in watts dBm is not permitted 6734 desc Too many inputs have Y axis units help A math expression could not be evaluated because of an invalid combination of inputs Only one input argument is allowed to have non blank Y axis units 6735 desc Trace has too many Y axes help A math expression could not be evaluated because of an invalid input One of the...

Страница 246: ...ssion contains a circular reference help A new math expression was entered The expression was rejected because it would create a circular reference For example if trace math for trace C is set to A B then setting trace math for trace B to C D would create a circular reference 6747 desc Next peak not found help A next peak search was requested There are no more peaks on the current marker s trace i...

Страница 247: ...points between the line markers Trace data values which exceed the current Y axis screen limits will not cause this problem Adjust the current X axis screen limits and or move the line markers to include at least one trace data point 6755 desc Attempt to divide by 0 help At least one point was attempted to be divided by 0 The result for these divisions has been set to not a number Please realize t...

Страница 248: ...gned to measurement parameters Once assigned these names can only be used as inputs to other measurements Only the first ten characters are significant The line number indicates where the problem was found The word in the parentheses is the variable name causing the problem 8004 desc Wrong number of input parameters help The wrong number of inputs were found for a specification file command The li...

Страница 249: ...ble 8010 desc A variable can be used only once per statement help A variable name was used as multiple parameters for the same specification statement The input parameter was ignored because using multiple references is not allowed The line number indicates where the problem was found The variable name in the parentheses is the variable causing the problem 8011 desc A keyword was used where a vari...

Страница 250: ...is listed in the parentheses This command should be used only once in the file 8018 desc The normalization interval limited to maximum help The normalization interval has a maximum value of 24 and a minimum value of 0 1 hours The interval specified in the specification file is outside this range The specification file can still be used but the calibration interval will be 24 hours 8019 desc The sp...

Страница 251: ... allows new names to be assigned to measurement paths Once assigned these names can no longer be used by other measurement paths Only the first thirty two characters are significant The line number indicates where the problem was found The word in the parentheses is the path name causing the problem 8026 desc A path name was used where a variable is expected help The input parameters for measureme...

Страница 252: ... within the start and stop values of the SETUP statement The line number indicates which SWEEP statement has values out of range The number in the parentheses indicates which parameter is out of range 8032 desc The units of the inputs are not compatible help The units of the inputs to a math operation need to be compatible with the operation desired Addition and subtraction need to have matching u...

Страница 253: ...The specification units do not match help The units for the minimum and maximum specification values need to match The line number indicates which statement has the mismatching units 8037 desc The specification units do not match the input units help The units for the minimum and maximum specification values need to match the units for the input parameters The line number indicates which statement...

Страница 254: ...his could result in an invalid measurement In certain cases it is possible to sweep faster than the coupled sweep time without compromising measurement accuracy Please refer to the users manual and relevant application notes for more information 11998 desc Too Many Hardware Status Errors help The Hardware Status Error list has overflowed Additional more recent items have been deleted book book Pag...

Страница 255: ...ument support center for assistance In the U S call 800 403 0801 See the HP 86140 series Users Guide for a listing of the HP sales and service offices 20003 desc Error detected in grating positioning system help An error has been detected in the motor which controls the diffraction grating Please record the hexadecimal number listed with the error and cycle power If the error persists contact the ...

Страница 256: ... persists contact the nearest Hewlett Packard Instrument support center for assistance In the U S call 800 403 0801 See the HP 86140 series Users Guide for a listing of the HP sales and service offices 20007 desc Sweep Timeout help A sweep was started but did not finish in the expected amount of time The trace data acquired during this sweep may not be valid Try taking another sweep If the error p...

Страница 257: ...nter for assistance In the U S call 800 403 0801 See the HP 86140 series Users Guide for a listing of the HP sales and service offices 30001 desc Auto Measure Software Error help An error has been detected in the auto measure software There is an internal problem with the software Please make a note of the text in parentheses at the end of the error message and cycle power If the error persists co...

Страница 258: ...5 38 Status Listings Firmware Errors book book Page 38 Monday January 31 2000 10 34 AM ...

Страница 259: ...nel Fiber Optic Adapters 6 6 Printer Head Cleaning Procedure 6 7 Cleaning Connections for Accurate Measurements 6 10 Returning the Instrument for Service 6 21 Hewlett Packard Sales and Service Offices 6 24 Reference book book Page 1 Monday January 31 2000 10 34 AM ...

Страница 260: ... Wavelength Calibration Sourcea Certificate of Calibration included Alternative Connector Interface Standard FC PC 011 HMS 10 013 DIN 014 ST 017 SC Additional Connector Interfaces See HP 81000 series 9270 1370 Printer paper box of 5 rolls b C4735A 101 102 Keyboard OSA requires US layout C3751B PS 2 Style Mouse Option 030 External 10 dB Attenuator FC PC Option AX4 Rackmount Flange Kit 9211 2657 Tra...

Страница 261: ...er Use of other thermal paper may degrade image quality and damage the printer head c HP N1031A BenchLink software allows transfer of measurement results over an HP IB interface to a PC for the purposes of archiving printing and further analysis Table 6 1 Options and Accessories 2 of 2 Option HP Part Number Description HP 86140A HP 86142A HP 86143A HP 86145A book book Page 3 Monday January 31 2000...

Страница 262: ...ca India unpolarized in many nations 125V 8120 1378 8120 1521 8120 1992 Straight NEMA5 15P 90 Straight Medical UL544 90 228 90 228 96 244 Jade Gray Jade Gray Black United States Canada Mexico Philippines Taiwan 250V 8120 2104 8120 2296 Straight SEV1011 1959 24507 Type 12 90 79 200 79 200 Mint Gray Mint Gray Switzerland 220V 8120 2956 8120 2957 Straight DHCK107 90 79 200 79 200 Mint Gray Mint Gray ...

Страница 263: ...Dark Gray Japan Plug Type Cable Part No Plug Description Length in cm Color Country Part number shown for plug is the industry identifier for the plug only Number shown for cable is the HP part number for the complete cable including the plug book book Page 5 Monday January 31 2000 10 34 AM ...

Страница 264: ...6 6 Reference Front Panel Fiber Optic Adapters Front Panel Fiber Optic Adapters book book Page 6 Monday January 31 2000 10 34 AM ...

Страница 265: ...Figure 6 1 on page 6 8 shows an example of a static safe work station using conductive table and floor mats and wrist and heel straps To ensure user safety the static safe accessories must provide at least 1 MΩ of isolation from ground Refer to Table 6 2 for information on ordering static safe accessories Table 6 2 Static Safe Accessories HP Part Number Description 9300 0797 3M static control mat ...

Страница 266: ...t at a static safe work station as described in the introduction to this procedure 3 Use a coin or screwdriver to open the printer door that is located on the top of the instrument CAUTI ON Avoid dropping the coin or screwdriver used to open the printer door into the printer assembly 4 Lift up the paper latch as shown in the following diagram and remove the paper book book Page 8 Monday January 31...

Страница 267: ...en tilt the lever towards the instrument s rear panel to rotate the printer head up 7 Clean the printer head using a cotton swab and isopropyl alcohol CAUTI ON Use of other cleaning materials or fluids may damage the printer 8 After the printer head has thoroughly dried use the printer head lever to return the printer head to its original position 9 Replace and secure the sheet metal cover for the...

Страница 268: ...mes an instrument must be serviced to replace a damaged connector Thousands of dollars and hours or even days of lost time can be avoided if better care is given to the fiber optic connector Observing the simple precau tions presented in this section can help you avoid this expense This section also contains a brief list of tips for caring for electrical connections What you ll find in this sectio...

Страница 269: ...e connector with a precision core alignment required Is repeatability tolerance for reflection and loss important Do your specifica tions take repeatability uncertainty into account Will a connector degrade the return loss too much or will a fusion splice be re quired For example many DFB lasers cannot operate with reflections from connectors Often as much as 90 dB isolation is needed Over the las...

Страница 270: ...ise core to core alignments This connector is found on most HP lightwave instruments The soft core while allowing precise centering is also the chief liability of this connector The soft material is easily damaged Care must be taken to mini mize excessive scratching and wear While minor wear is not a problem if the glass face is not affected scratches or grit can cause the glass fiber to move out ...

Страница 271: ...degra dation of a ferrule or fiber endface any stray particles or finger oil on the endface can have a significant effect on connector performance Many times an instrument must be serviced to replace a damaged connector when thou sands of dollars and lost time could have been avoided if better care were given to the fiber optic connector Figure 6 3 is a close up micrograph of a clean cable endface...

Страница 272: ...vere the damage on one connector end can be transferred to another good connector that comes in contact with it The cure for these problems is disciplined connector care as described in the following list and in Cleaning Connections for Accurate Measurements on page 6 10 Figure 6 4 A dirty endface from poor cleaning Figure 6 5 A damaged fiber end from using an improper cleaning procedure book book...

Страница 273: ... and continued use of a damaged fiber can transfer damage to the instrument When inserting a fiber optic cable into a connector or adapter gently insert it in as straight a line as possible Make sure the fiber end does not touch the out side of the mating connector or adapter Tipping and inserting at an angle can scrape material off the inside of the connector or even break the inside sleeve of co...

Страница 274: ...radation A smooth polished fiber end should produce a good return loss measurement The quality of the polish establishes the difference between the PC physical contact and the Super PC connectors Most connectors today are physical contact which make glass to glass connections therefore it is critical that the area around the glass core be clean and free of scratches Although the major area of a co...

Страница 275: ...leaned following the procedures in this section The procedures in this section provide the proper steps for cleaning fiber optic cables and HP universal adapters The initial cleaning using alcohol as a solvent gently removes any grit and oil If a caked on layer of material is still present this can happen if the beryllium copper sides of the ferrule retainer get scraped and deposited on the end of...

Страница 276: ...int free cotton swab or lens paper 4 Clean the fiber end with the swab or lens paper Do not scrub during this initial cleaning because grit can be caught in the swab and become a gouging element Table 6 3 Cleaning Accessories Item HP Part Number Isopropyl alcohol 8500 5344 Cotton swabs 8520 0023 Small foam swabs 9300 1223 Compressed dust remover non residue 8500 5262 Table 6 4 Dust Caps Available ...

Страница 277: ...second cleaning will restore proper performance The second cleaning should be more arduous with a scrubbing action Cleaning an adapter The fiber optic input and output connectors on many HP instruments employ a universal adapter such as those shown in the following picture These adapt ers allow you to connect the instrument to different types of fiber optic cables Figure 6 6 Universal adapters 1 A...

Страница 278: ...a clean dry foam swab 4 Blow through the adapter using filtered dry compressed air CAUTI ON Do not shake tip or invert compressed air canisters This releases particles from the can into the air Refer to the instructions on the compressed air canister book book Page 20 Monday January 31 2000 10 34 AM ...

Страница 279: ...ervice office for servic ing it must be adequately packaged and have a complete description of the failure symptoms attached When describing the failure please be as specific as possible about the nature of the problem Include copies of additional failure information such as the instrument failure settings data related to instrument failure and error mes sages along with the original cal data disk...

Страница 280: ...t damage can result from using packaging materials other than the original materials Never use styrenepellets as packaging material They do not adequately cushion the instrument or prevent it from shifting in the carton They may also cause instrument damage by generating static electricity 3 Pack the instrument in the original shipping containers Original materials are available through any Hewlet...

Страница 281: ... the pink antistatic Air Cap to reduce static electricity Wrapping the instrument several times in this ma terial will protect the instrument and prevent it from moving in the carton 4 Seal the carton with strong nylon adhesive tape 5 Mark the carton FRAGILE HANDLE WITH CARE 6 Retain copies of all shipping papers book book Page 23 Monday January 31 2000 10 34 AM ...

Страница 282: ...0 Georgia Hewlett Packard Company 2000 South Park Place Atlanta GA 30339 404 955 1500 Illinois Hewlett Packard Company 5201 Tollview Drive Rolling Meadows IL 60008 708 342 2000 New Jersey Hewlett Packard Company 150 Green Pond Road Dock 1 Rockaway NJ 07866 201 586 5910 Texas Hewlett Packard Company 930 East Campbell Road Richardson TX 75081 214 231 6101 EUROPEAN FIELD OPERATIONS Headquarters Hewle...

Страница 283: ... Kirkland Quebec H9J 2X8 Canada 514 697 4232 China China Hewlett Packard Company 38 Bei San Huan X1 Road Shuang Yu Shu Hai Dian District Beijing China 86 1 256 6888 Japan Hackioji Hewlett Packard Ltd 9 1 Takakura Cho Hachioji Tokyo 192 Japan 81 26 60 2111 Singapore Hewlett Packard Singapore Ltd Pte Ltd Alexandra P O Box 87 Singapore 9115 65 271 9444 Taiwan Hewlett Packard Taiwan 8th Floor H P Buil...

Страница 284: ...6 26 Reference Hewlett Packard Sales and Service Offices book book Page 26 Monday January 31 2000 10 34 AM ...

Страница 285: ...n of Terms 7 3 Specifications 7 5 General Specifications 7 9 Option 004 005 EELED Sources 7 9 Regulatory Information 7 10 Specifications and Regulatory Information book book Page 1 Monday January 31 2000 10 34 AM ...

Страница 286: ...perature range 0 C to 55 C and relative humidity 95 unless other wise noted All specifications apply after the instrument s temperature has been stabilized after 1 hour continuous operation and the auto align routine has been run Unless otherwise noted specifications apply without USER CAL Calibration Cycle This instrument requires periodic verification of performance The instrument should have a ...

Страница 287: ...fers to the wavelength accuracy after the user has performed the internal wavelength calibration using a source of known wavelength Reproducibility refers to the amount of wavelength drift which can occur over the specified time while the OSA is swept across a source of known wave length Tuning Repeatability refers to the wavelength accuracy of returning to a wavelength after having tuned to a dif...

Страница 288: ...t can be seen by varying the polarization of the light entering the OSA This is not to be con fused with amplitude variations caused by the varying distribution of energy between the different modes in fiber that is multimode at the wavelength of interest Dynamic range Dynamic Range is a measure of the ability to see low level signals that are located very close in wavelength to a stronger signal ...

Страница 289: ...alibration signal a 0 05 nm 0 05 nm After user calibration over full wavelength range a 0 2 nm 0 2 nm Absolute accuracy 2 year factory calibration cycle a 0 5 nm 0 5 nm Reproducibility 1 minute a 0 003 nm 0 003 nm Span Linearity a b 0 05 nm for spans 40 nm 0 05 nm for spans 40 nm Span Linearity 1525 to 1570 nm a b 0 02 nm 0 02 nm Tuning Repeatability a 0 003 nm 0 003 nm RESOLUTION BANDWIDTH RBW FW...

Страница 290: ... 23 dBm 23 dBm Calibration Accuracy at 20 dBm 1310 nm 1550 nm f 0 5 dB 0 5 dB Scale Fidelity Autorange off 0 dBm b g 0 07 dB 0 05 dB Autorange on 0 dBm b g 0 1 dB 0 07 dB Display Scale log scale 0 01 to 20 dB Div 120 to 90 dBm 0 01 to 20 dB Div 120 to 90 dBm Amplitude Stability 1310 nm 1550 nm 0 01 dB at 1 min 0 02 dB at 15 min 0 01 dB at 1 min 0 02 dB at 15 min Flatness 1290 to 1330 nm a f 0 2 dB...

Страница 291: ...rn On 2 µs after rising edge 0 2 dB starting from dark 0 2 dB starting from dark Turn Off 10 µs after falling edge 0 2 dB 0 2 dB 30 dB extinction SWEEP Maximum Sweep Rate 40 nm 50 ms Maximum Sampling Rate in Zero Span 50 µs trace point Sweep Cycle Time 50 nm span auto zero off 180 ms 50 nm span auto zero on 340 ms 100 nm span auto zero on 400 ms Full span auto zero on 1 s Sweep Cycle Time 30 nm sp...

Страница 292: ...sic and C a With applied input fiber 9 125 µm b Temperature range 20 to 30 C c Resolution of 10 nm is available in first order only d Sensitivity is defined as signal value 6 RMS noise value e Temperature range 0 to 30 C f For resolution 0 1 nm g Excluding amplitude errors at low power levels due to noise h Between 1350 nm and 1420 nm absorption of light by atmospheric moisture affects flatness i ...

Страница 293: ...0 feet 4 572 meters EMI Conducted and radiated interference is in compliance with CISPR Publication 11 IEC 801 3 IEC 801 4 and IEC 555 2 Power Requirements Voltage and Frequency 90 Vac to 260 Vac 44 to 444 Hz Maximum Power Consumption 230 W HP 86140A and HP 86142A Minimum Spectral Power Density a a Temperature range 0 C to 45 C 1540 to 1560 nm Option 005 40 dBm nm 100 nW nm 1470 to 1620 nm Option ...

Страница 294: ...A Laser Class I IEC Laser Class 1 laser This product complies with 21 CFR 1040 10 and 1040 11 Notice for Germany Noise Declaration Acoustic Noise Emission Geraeuschemission LpA 70 dB LpA 70 dB Operator position am Arbeitsplatz Normal position normaler Betrieb per ISO 7779 nach DIN 45635 t 19 book book Page 10 Monday January 31 2000 10 34 AM ...

Страница 295: ...7 11 Specifications and Regulatory Information Regulatory Information book book Page 11 Monday January 31 2000 10 34 AM ...

Страница 296: ...7 12 Specifications and Regulatory Information Regulatory Information book book Page 12 Monday January 31 2000 10 34 AM ...

Страница 297: ...ions menu 2 10 2 13 applications accessing 2 3 auto chop mode setting 3 13 ranging setting 3 12 zero setting 3 12 Auto Align key 2 3 2 21 3 3 Auto Meas key 2 3 2 21 3 4 Auto Measure Setup softkey 3 53 automatic alignment 2 3 2 20 3 2 3 3 measurement 3 4 3 53 automeasure defaults 3 53 Averaging softkey 3 60 B backup internal memory 3 39 Backup Restore Menu softkey 3 39 bandwidth marker 2 22 interpo...

Страница 298: ...r characterizing 6 16 cotton swabs 6 18 cycle time sweep 7 4 D date displaying 3 43 setting 3 48 wavelength calibration 3 46 3 63 declaration of conformity 7 11 default automeasure 3 53 HP IB address 3 55 4 4 marker settings 3 30 math trace 3 58 wavelength settings 2 3 3 63 Default Math Trace softkeys 3 58 Defaults softkey 3 65 delay trigger 3 20 Delete Menu softkey 3 37 deleting a file 3 38 delta...

Страница 299: ...a assist 3 44 FWHM resolution 7 3 G Gated softkey 3 18 gated trigger 3 18 graphics data saving 3 35 grating order mode setting 3 51 Grating Order softkey 3 51 H HCOPy subsystem commands 4 77 Help softkey 3 42 Hold trace softkey 3 58 HP 86140 2 front and rear panels 2 4 HP 86143 5 front and rear panels 2 6 HP logo displaying 3 43 HP IB address changing default 3 55 4 4 I IEC Publication 1010 iii IE...

Страница 300: ...29 total power integration 3 28 wavelength line markers 3 28 math functions setting 3 59 trace defaults 3 58 maximum hold 3 58 sweep rate 7 4 Measure menu 2 10 measurement automatic 3 4 3 53 averaging 3 60 recalling data 3 37 recalling data in Fast Save mode 3 39 saving data 3 35 saving data in Fast Save mode 3 39 MEMory subsystem commands 4 79 menu bar 2 10 keys 3 7 minimum hold 3 58 MMEMory subs...

Страница 301: ...8 Power Cal Setup softkey 3 44 power calibration amplitude setting 3 45 date 3 13 3 45 performing 3 44 setting 3 13 Power On State softkey 3 48 Preset key 3 5 3 55 4 4 preset factory 3 49 Print key 2 22 3 6 printer changing the paper 2 23 connecting 1 6 head cleaning 6 7 setup 3 44 Printer Setup softkey 3 44 printing display 2 22 OSA State panel 3 47 product information 1 10 programming command tr...

Страница 302: ...dth Sensitivity softkey 3 10 service 6 21 Service Menu softkey 3 48 Set HPIB Address softkey 3 55 Set Time Date softkey 3 48 Set Title softkey 3 42 settings conflict error message 4 9 Setup key 4 4 Setup panel overview 3 65 shipment checking package content 1 3 shipping procedure 6 21 short form commands 4 7 Show Notices Errors Warnings softkeys 3 42 signal source setting 3 46 Single Sweep softkey...

Страница 303: ...ate trace 3 57 X and Y axis data 3 59 Traces menu 2 18 3 56 TransZ 2 3 Lock softkey 3 52 trigger delay 3 20 external 3 19 gated 3 18 internal 3 18 Trigger Delay softkey 3 20 Trigger Mode softkey 3 18 TRIGger subsystem commands 4 99 TTL compatible signal 3 19 tuning repeatability 7 3 tutorial getting started 2 20 U UNIT subsystem commands 4 101 units wavelength 3 63 Update trace softkey 3 57 upgrad...

Страница 304: ... stop wavelength 3 62 Wavelength Limit softkey 3 51 Wavelength Line Mkr softkey 3 28 Wavelength menu 2 19 3 61 Wavelength Setup softkey 3 63 web site information 1 10 white space characters in commands 4 8 wire bail positioning 1 4 X X axis trace data 3 59 Y Y axis trace data 3 59 Z ZERO NOW softkey 3 13 3 51 Zero Now softkey 3 50 zero span 3 62 zeroing the instrument 3 50 book book Page 8 Monday ...

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