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Table of Contents

OSICS User Manual

Saving a Working Configuration ............................................................................................................................... 47

5.2

Loading a Working Configuration ............................................................................................................................ 48

6. Using the OSICS ATN-HP Module........................................................................................................... 49

6.1

OSICS ATN-HP Presentation ....................................................................................................................................... 49
6.1.1

OSICS ATN-HP Technical Specifications................................................................................................ 49

6.1.2

OSICS ATN-HP Module Overview............................................................................................................ 50

6.2

Setting the OSICS ATN-HP Optical Attenuation ................................................................................................. 51
6.2.1

Setting the Attenuation to a Definite Value......................................................................................... 51

6.2.2

Performing Real-time Adjustments to the ATN Attenuation ........................................................ 52

6.2.3

Step-Adjusting the ATN Attenuation...................................................................................................... 53

6.3

Setting the ATN Wavelength ...................................................................................................................................... 54

6.4

Setting the ATN Attenuation Offset......................................................................................................................... 55

7. Using the OSICS BKR Module.................................................................................................................. 57

7.1

OSICS BKR Presentation................................................................................................................................................ 57
7.1.1

OSICS BKR Technical Specifications ........................................................................................................ 57

7.1.2

OSICS BKR Module Overview .................................................................................................................... 58

7.2

Setting the OSICS BKR Optical Reflectance........................................................................................................... 59
7.2.1

Setting the Reflectance to a Definite Value ......................................................................................... 59

7.2.2

Performing Real-time Adjustments to the BKR Reflectance.......................................................... 60

7.2.3

Step-Adjusting the BKR Attenuation ...................................................................................................... 61

7.3

Setting the BKR Wavelength/Frequency ................................................................................................................ 62

7.4

Setting the BKR Attenuation Offset.......................................................................................................................... 63

8. Using the OSICS DFB Module.................................................................................................................. 65

8.1

OSICS DFB Presentation................................................................................................................................................ 65
8.1.1

OSICS DFB Technical Specifications ........................................................................................................ 65

8.1.2

OSICS DFB Module Overview .................................................................................................................... 67

8.2

Enabling/Disabling the Light Source of the Module ......................................................................................... 69

8.3

Setting the Optical Output Power of the DFB Module..................................................................................... 70
8.3.1

Specifying the Optical Output Power of the Module....................................................................... 70

8.3.2

Performing Real-time Adjustments to the Output Power.............................................................. 71

8.4

Setting the Optical Emission Wavelength/Frequency....................................................................................... 72
8.4.1

Specifying the Optical Emission Wavelength/Frequency ............................................................... 72

8.4.2

Step-adjusting the Wavelength/Frequency Value of the Module .............................................. 73

8.5

Configuring the OSICS DFB Signal Modulation................................................................................................... 74
8.5.1

Setting Up Digital (TTL) Modulation Using the DFB Module Internal Source ........................ 75

8.5.2

Setting Up Digital (TTL) Modulation Using the Mainframe Internal Source ........................... 77

8.5.3

Setting Up Digital (TTL) Modulation Using an External Source.................................................... 80

8.5.4

Setting Up Analog Modulation Using an External Source ............................................................. 83

8.5.5

Setting Up Analog Modulation With the Internal Sinus Modulation......................................... 86

8.5.6

Using the DFB Module as a Modulation Source for External Devices (OUT 2 Output) ...... 90

8.6

Monitoring the OSICS DFB Module Parameters Using the Analog OUT 1 Output ............................... 91

8.7

Calibrating the DFB Module........................................................................................................................................ 92
8.7.1

Performing a Wavelength Calibration.................................................................................................... 92

8.7.2

Performing a Power Calibration................................................................................................................ 93

8.7.3

Asking for a Factory Recalibration........................................................................................................... 94

Содержание OSICS

Страница 1: ...3 0 1 5 5 4 5 4 6 3 5 www yenista com OSICS Multifunction Platform 8 Channel Modular Platform User Manual OSICS_UM_3v2 2...

Страница 2: ......

Страница 3: ...enista for use with an instrument will execute its programming instructions when properly installed on that instrument Yenista does not warrant that the operation of the instrument software or firmwar...

Страница 4: ...d Room 834 Jing an District Shanghai 200040 CHINA Phone 86 21 3251 7155 Sales Sales Americas Email sales am yenista com Phone 1 805 367 4075 Sales China Email sales china yenista com Phone 86 21 3251...

Страница 5: ...OSICS TLS AG v 3 11 Intended Readers Users of this manual must be familiar with fiber optic technology Date 5 April 2017 Manual Reference OSICS_UM_3v2 2 Typographical Conventions Symbols bold Identifi...

Страница 6: ...About This Manual 6 OSICS User Manual...

Страница 7: ...and Initializing the OSICS Multifunction Platform 29 3 1 Turning on the OSICS Multifunction Platform and Accessing the System Status Screen 29 3 2 Accessing the OSICS Setup Menus 33 3 3 Checking the...

Страница 8: ...on 65 8 1 1 OSICS DFB Technical Specifications 65 8 1 2 OSICS DFB Module Overview 67 8 2 Enabling Disabling the Light Source of the Module 69 8 3 Setting the Optical Output Power of the DFB Module 70...

Страница 9: ...Digital TTL Modulation Using the Mainframe Internal Source 113 9 7 3 Setting Up Digital TTL Modulation Using an External Source 116 9 7 4 Setting Up Analog Modulation Using an External Source 119 9 7...

Страница 10: ...the Optical Emission Wavelength Frequency 161 12 7 2 Step adjusting the Wavelength Frequency Value of the Module 162 12 7 3 Scanning a Predefined Wavelength Frequency Range 163 12 8 Activating Coheren...

Страница 11: ...Wavelength Range and Output Power 203 13 10 4 Validating the Side Mode Suppression 204 14 Using the OSICS TLS 50 Module 205 14 1 OSICS TLS 50 Presentation 205 14 1 1 OSICS TLS 50 Technical Specificat...

Страница 12: ...Mode 237 15 6 1 Selecting the Optical Frequency Deviation 237 15 6 2 Enabling Disabling the SBS Suppression 238 15 6 3 Disabling the Frequency Control Dither Function 238 15 7 Testing the Performance...

Страница 13: ...l instruments such as microscopes and telescopes Class 1M lasers produce large diameter beams or beams that are divergent Laser Radiation Label This label indicates the location of the laser output Do...

Страница 14: ...ct depends on version make sure to allow at least a 15 mm 0 6 inches gap between two products CAUTION Power Supply Safety Requirements Make sure the product power source does not apply more than 265 V...

Страница 15: ...led from the OSICS Mainframe front panel Any OSICS module can be inserted in any multipurpose module slot and in any combination The OSICS Mainframe automatically detects OSICS modules after plug in T...

Страница 16: ...rol GPIB connector for IEEE 488 communication USB B connector for RS 232C communication SubD 9 for remote interlock Analog Monitoring Multi purpose BNC output for current power or temperature monitori...

Страница 17: ...Off Button The On Off button turns on off the OSICS Mainframe The button lights green if the OSICS Mainframe is turned on Rotary knob The rotary knob enables you to navigate through the menus and to...

Страница 18: ...B B RS 232C This port enables you to perform RS 232C remote control operations For more information see OSICS Programming Guide IEEE 488 GPIB This port enables you to perform IEEE 488 2 remote control...

Страница 19: ...his BNC analog output connector enables channel monitoring of power current and temperature see section Monitoring the OSICS DFB Module Parameters Using the Analog OUT 1 Output p 91 For SWT APC module...

Страница 20: ...lectrical Safety Label This label indicates an injury hazard It appears on a location that requires special instructions for proper use you must consult the documentation before using the element of t...

Страница 21: ...block the air flow Ventilation holes are located on the bottom and back sides of the OSICS Mainframe 5 On the rear panel see Figure 2 p 18 make sure the power switch is set to O 6 To tilt the OSICS M...

Страница 22: ...Make sure the product power source does not apply more than 265 Volts RMS between the supply conductors or between either of the supply conductors and the ground To avoid the possibility of injury ma...

Страница 23: ...Starting Open the package with care and remove the OSICS module from its packaging Make sure you have a medium small size flat blade screwdriver Procedure 1 Turn the OSICS Mainframe off see section Tu...

Страница 24: ...he OSICS chassis and insert the module into the open slot 5 Put your thumb on the captive screw notch of the module to push it in so that it slides in freely 6 Apply pressure to seat the module in the...

Страница 25: ...e located behind the captive screw notch of the module and pull the module out as illustrated in the following figure Figure 6 Module Installation Module Removal 4 Hold the module with both hands by i...

Страница 26: ...ean 3 On the front panel lift the protective cap and connect the optical component s to the OSICS module via the FC APC fiber optic connector 4 In case of frequent connect disconnect use an intermedia...

Страница 27: ...isolated from other circuits including earth ground Procedure To connect the remote interlock switch use a connector that meets the following pin assignment Pins 1 2 shorted Pins 6 7 connect to exter...

Страница 28: ...Installing and Connecting the OSICS Multifunction Platform 28 OSICS User Manual...

Страница 29: ...17 The OSICS Mainframe performs the initialization routine the message Initializing appears The OSICS Mainframe prompts you to enter a password Figure 8 Password Screen 3 Enter your password as follo...

Страница 30: ...igure the OSICS Mainframe see section Accessing the OSICS Mainframe Main Setup Menu p 33 One tab for each OSICS module from left to right 1 to 8 to configure each module individually see section Acces...

Страница 31: ...p 27 Info Additional information on module operating status as explained in the following lines A T100 and ECL modules only The Auto peak find function is enabled see sub section Activating the Auto...

Страница 32: ...ules only The SBS Suppression function is enabled see sub section Setting the SBS Suppression Mode in the appropriate module section of this manual s SWT module only A sequence is running see section...

Страница 33: ...b to enter the highlighted menu The Module Name Setup menu appears Setup Menu Description Figure 10 Setup Menu Examples Menus Sub menus and Symbols indicates the location of the cursor operated using...

Страница 34: ...version of your OSICS Mainframe or OSICS modules Procedure Checking the Firmware Version of the OSICS Mainframe 1 Access the Main Setup menu see section Accessing the OSICS Setup Menus p 33 2 Turn th...

Страница 35: ...ease the value or anticlockwise to decrease it and press the knob to validate the selected digit c Perform steps a and b again with the other digits to modify d Turn the rotary knob clockwise to put t...

Страница 36: ...Procedure 1 On the front panel press the on off button see Figure 1 p 17 The message Saving Configuration appears on screen It indicates that the current system configuration is being saved in the STA...

Страница 37: ...cal device to the OSICS modules see section Connecting Optical Devices to OSICS Modules p 26 Procedure Enabling the Light Source of All Installed Modules 1 Access the Main Setup menu see section Acces...

Страница 38: ...t 4 2 2 Setting the Optical Output Power of All Installed Modules Subject You can set the optical output power in two different ways From the wanted module menu you can set the module output power ind...

Страница 39: ...electing the Spectral Unit for all Installed Modules Subject The following procedure explains how to modify the spectral unit nm or GHz for all modules installed in the OSICS Mainframe You cannot set...

Страница 40: ...6 The OSICS Mainframe works as a TTL modulated signal generator for DFB T100 and ECL modules and also for external devices if connected to the Synchro output BNC connector Modulation Scheme The modula...

Страница 41: ...s the modulation specifications The OSICS Mainframe signal generator can provide a TTL signal with a repetition frequency in the range 123 Hz 1 MHz but for optimum modulation performance we recommend...

Страница 42: ...to highlight it b Turn the knob clockwise to increase the value or anticlockwise to decrease it and press the knob to validate the selected digit c Perform steps a and b again with the other digits t...

Страница 43: ...erator Procedure Step 1 Set the OSICS Mainframe modulation source to EXTERNAL 1 Access the Main Setup menu see section Accessing the OSICS Mainframe Main Setup Menu p 33 2 Enter the Source sub menu as...

Страница 44: ...enables you to use the Mainframe as a modulation source for external devices Procedure 1 Set up the wanted digital modulation to the Module Name module using one of the following methods OSICS Mainfra...

Страница 45: ...ally saved when the OSICS Mainframe is turned off and automatically loaded at system startup The first time you turn on the OSICS Mainframe the STARTUP configuration is identical to the DEFAULT config...

Страница 46: ...reflectance SLD 5 mW Spectral unit nm Wavelength Wavelength Frequency setting ECL T100 center wavelength DFB minimum wavelength TLS AG TLS 50 CH1 SWT SWT APC none ATN BKR 1550 SMF SLD maximum wavelen...

Страница 47: ...cess the Main Setup menu see section Accessing the OSICS Mainframe Main Setup Menu p 33 2 Expand the Configuration menu and enter the Save sub menu The Save configuration sub menu appears and displays...

Страница 48: ...Accessing the OSICS Mainframe Main Setup Menu p 33 2 Expand the Configuration menu and enter the Load sub menu The Load configuration sub menu appears and displays the current configuration Figure 21...

Страница 49: ...module in a reverse configuration could create higher return loss value and attenuation might not be corrected calibrated We recommend to use the attenuator in a standard input output configuration In...

Страница 50: ...1550 nm for SMF PM15 RL at 1310 nm for PM13 6 PMF slow axis is aligned to the connector key Opening for air output Top Notch Bottom Notch 96 pin VME Connector Input Optical Connector FC APC type Retai...

Страница 51: ...ormation and Warning Markings p 19 6 2 Setting the OSICS ATN HP Optical Attenuation You can change the optical attenuation for each module individually using the ATN Unit Setup menu You can configure...

Страница 52: ...2 2 Performing Real time Adjustments to the ATN Attenuation Subject The Adjust Attenuation feature lets you adjust the attenuation of the ATN module in real time within the accuracy determined by the...

Страница 53: ...The following procedure explains how to modify the attenuation step by step using the attenuation increment defined in the Set Step menu The initial attenuation value is originally defined in the Set...

Страница 54: ...h Subject The Set f menu enables you to set the reference wavelength Each module is factory calibrated at different wavelengths depending on the module version SMF or PMF see section OSICS ATN HP Tech...

Страница 55: ...Accessing an OSICS Module Setup Menu p 33 2 Turn the rotary knob to put the cursor before the Offset menu and press the knob The Set Offset menu appears and displays the current selected wavelength an...

Страница 56: ...Using the OSICS ATN HP Module 56 OSICS User Manual BKR TLS 50 ATN DFB ECL T100 SLD SWT TLS AG SWT APC MAIN...

Страница 57: ...a large wavelength range Figure 29 OSICS BKR Principle 7 1 1 OSICS BKR Technical Specifications JSSPS 7BSJBCMF UUFOVBUPS OQVU BOE SFGMFDUFE PVQVU OSICS BKR Wavelength Range 1250 1650 nm on SMF 1240 15...

Страница 58: ...ables you to lock unlock the module inserted into the slot of the OSICS Mainframe Rear Panel Notches The top and bottom notches enable you to slide the module into the OSICS Mainframe slot see section...

Страница 59: ...Reflectance to a Definite Value p 59 Adjusting the reflectance level in real time see section Performing Real time Adjustments to the BKR Reflectance p 60 7 2 1 Setting the Reflectance to a Definite V...

Страница 60: ...rrent reflectance setting Figure 32 BKR Unit Setup Adjust Attenuation menu 3 Modify the value as follows to update the BKR module reflectance in real time a Turn the rotary knob to put the cursor unde...

Страница 61: ...lectance step in dB Figure 33 BKR Unit Setup Set Step sub menu 3 Modify the step value as follows a Turn the rotary knob to put the cursor under the digit you want to modify and press the knob to high...

Страница 62: ...nu see section Accessing an OSICS Module Setup Menu p 33 2 Turn the rotary knob to put the cursor before the Set f menu and press the knob The Set Wavelength Set Frequency menu appears and displays th...

Страница 63: ...ion Accessing an OSICS Module Setup Menu p 33 2 Expand the Offset menu and enter one of the calibrated wavelengths frequencies The Set Offset menu appears and displays the current selected wavelength...

Страница 64: ...Using the OSICS BKR Module 64 OSICS User Manual BKR TLS 50 ATN DFB ECL T100 SLD SWT TLS AG SWT APC MAIN...

Страница 65: ...l flexibility the center wavelength can be finely tuned see section OSICS DFB Technical Specifications p 65 8 1 1 OSICS DFB Technical Specifications CWDM SMF CWDM PM13 CWDM PM15 DWDM PM15 LANWDM SMF L...

Страница 66: ...PER Polarization Extinction Ratio n a 17 dB SMF 17 dB Electrical connector analog modulation Coaxial SMB 50 Others Laser safety Class 1 M Dimensions WxHxD 35 x 128 x 230 mm Weight 1 1 kg 1 For DFB DW...

Страница 67: ...ion p 30 Modulation Input Connector Coaxial SMB type This connector enables you to directly modulate the laser diode chip of the module see section Setting Up Analog Modulation Using an External Sourc...

Страница 68: ...SICS Module Into the OSICS Mainframe p 23 96 pin VME Connector The rear panel of the OSICS modules interfaces with the OSICS Mainframe backplane by means of the 96 pin VME connector Opening The openin...

Страница 69: ...e For laser safety reasons the light source in modules are disabled after OSICS initialization Before Starting Connect an optical device to the OSICS module see section Connecting Optical Devices to O...

Страница 70: ...ot set the power unit of an individual module Procedure 1 Access the DFB Unit Setup menu see section Accessing an OSICS Module Setup Menu p 33 2 Turn the rotary knob to put the cursor before the Set P...

Страница 71: ...er setting with the first digit highlighted Figure 38 DFB Unit Setup Adjust Power menu 3 Adjust the power value as follows a Turn the knob clockwise to increase the digit value or anticlockwise to dec...

Страница 72: ...up menu see section Accessing an OSICS Module Setup Menu p 33 2 Turn the rotary knob to put the cursor before the Set f menu and press the knob The Set Wavelength menu appears and displays the emissio...

Страница 73: ...as follows a Turn the rotary knob to put the cursor under the digit you want to modify and press the knob to highlight it b Turn the knob clockwise to increase the value or anticlockwise to decrease i...

Страница 74: ...CS DFB internal source Digital TTL modulation using the OSICS Mainframe internal source External modulation Digital TTL modulation using an external source connected to the OSICS Mainframe Analog modu...

Страница 75: ...wing figure Figure 42 TTL Modulated Output Power Signal DFB Module Procedure Step 1 Set the module modulation source to INTERNAL 1 Access the DFB Unit Setup menu see section Accessing an OSICS Module...

Страница 76: ...to validate the selected digit c Perform steps 1 and 2 again with the other digits to modify d Turn the rotary knob clockwise to put the cursor under ENTER and press the knob to validate the new frequ...

Страница 77: ...d to the OSICS Mainframe Synchro output connector The range of the frequency of the modulation provided by the OSICS Mainframe is defined to encompass the frequency requirements of all types of OSICS...

Страница 78: ...uency sub menu appears and displays the current selected modulation frequency value Figure 47 Main Setup Modulation Frequency 2 Modify the frequency value as follows The internal TTL signal generator...

Страница 79: ...enu appears and the cursor automatically points to the current modulation source setting Figure 49 DFB Unit Setup Modulation Source Mainframe 3 Turn the rotary knob to put the cursor before MAINFRAME...

Страница 80: ...tor to be modulated in a synchronous way by means of an external source The OSICS Mainframe distributes the external modulated signal to all installed modules in order to synchronize all modules with...

Страница 81: ...kHz The green LED located next to the Mod In connector is lit to indicate that an external signal generator is connected Step 3 Set the module modulation source to MAINFRAME 1 Access the DFB Unit Setu...

Страница 82: ...enu appears and displays the current state of the modulation control Figure 53 DFB Unit Setup Modulation Control On 3 Turn the rotary knob to put the cursor before the wanted modulation ON for standar...

Страница 83: ...current Vin is the voltage applied to the SMB input Rinternal is the 50 internal impedance of your DFB module TTL modulation can also be applied directly on the module s front panel using the input S...

Страница 84: ...er than the maximum allowed current Imax indicated in the system acceptance test report The best way to fulfill the above conditions is to monitor the DFB module bias current Ibias via the rated outpu...

Страница 85: ...tion Source If the voltage applied to the SMB input is an AC signal with no DC component and with peak to peak amplitude is Vpp the above condition becomes Vpp 2 x Rinternal Imax Ibias Vpp 2 x Rintern...

Страница 86: ...the laser diode bias current for a given modulation rate 15 and frequency The new diode current fluctuates symmetrically around the original value of the bias current Ibias Ibias is the mean average o...

Страница 87: ...he digit you want to modify and press the knob to highlight it b Turn the knob clockwise to increase the value or anticlockwise to decrease it and press the knob to validate the selected digit c Perfo...

Страница 88: ...s Modulation menu and enter the Set Rate sub menu The Set Sinus Rate sub menu appears and displays the current rate of the sinusoidal modulation signal Figure 59 DFB Unit Setup Sinus Modulation Set Ra...

Страница 89: ...ule Setup Menu p 33 2 Expand the Sinus Modulation menu and enter the Control sub menu The Modulation Control sub menu appears and displays the current state of the modulation function Figure 60 DFB Un...

Страница 90: ...nal modulation source for other devices The following procedure explains how to set the OUT 2 analog signal You can also use the OSICS Mainframe as a modulation source for external devices with the Sy...

Страница 91: ...scale factors for the OUT 1 signal are the following FPGA v 6 00 Laser diode current ILD 10 V 300 mA Optical output power POUT 10 V 30 mW Laser chip temperature 0 V 10 C 10 V 45 C The following proced...

Страница 92: ...s 1560 000 nm and you set an offset of 0 100 nm the actual emission wavelength at the optical output is offset 0 100 nm but the DFB display is unchanged and still shows 1560 000 nm You can set a wavel...

Страница 93: ...ower meter The new calibration data sets the new system calibration default Before Starting Make sure you have a power meter Procedure 1 Set the DFB output power to 1 mW 2 Connect the optical output o...

Страница 94: ...ration Subject To externally verify the performance of the OSICS refer to the procedure described in section Performing a Wavelength Calibration p 92 and section Performing a Power Calibration p 93 If...

Страница 95: ...rs needed may vary depending on the type of equipment used and the distance between the test equipment and the OSICS DFB modular optical source under test Procedure 1 In the OSICS Mainframe install th...

Страница 96: ...wavelength accuracy is the deviation between the wavelength setting and the wavelength reading provided by the wavemeter at each measurement step 7 Increment the DFB wavelength setting one wavelength...

Страница 97: ...ower meter see section Preparing Performance Tests p 95 and jumper Procedure 1 Disable the DFB laser output 2 Connect the OSICS DFB module to the power meter 3 Set the OSICS DFB output power to maximu...

Страница 98: ...Using the OSICS DFB Module 98 OSICS User Manual BKR TLS 50 ATN DFB ECL T100 SLD SWT TLS AG SWT APC MAIN...

Страница 99: ...or also contribute to spectral purity by protecting the laser cavity from any interference that may be generated by your equipment In the ECL configuration however the dihedral rear reflector in the s...

Страница 100: ...minutes warm up and apply for wavelengths not equal to any water absorption line 1 At constant temperature 2 With the high resolution option R the tuning speed is 2 5 nm s typ 3 The kinematic chain of...

Страница 101: ...ion p 30 Modulation Input Connector Coaxial SMB type This connector enables you to directly modulate the laser diode chip of the module see section Setting Up Analog Modulation Using an External Sourc...

Страница 102: ...OSICS Module Into the OSICS Mainframe p 23 96 pin VME Connector The rear panel of the OSICS modules interfaces with the OSICS Mainframe backplane by means of the 96 pin VME connector Opening The openi...

Страница 103: ...me For laser safety reasons the light source in modules are disabled after OSICS initialization Before Starting Connect an optical device to the OSICS module see section Connecting Optical Devices to...

Страница 104: ...ot set the power unit of an individual module Procedure 1 Access the ECL Unit Setup menu see section Accessing an OSICS Module Setup Menu p 33 2 Turn the rotary knob to put the cursor before the Set P...

Страница 105: ...wer setting with the first digit highlighted Figure 66 ECL Unit Setup Adjust Power menu 3 Adjust the power value as follows a Turn the knob clockwise to increase the digit value or anticlockwise to de...

Страница 106: ...e Set Wavelength menu appears and displays the emission wavelength or frequency Figure 67 ECL Unit Setup Set Wavelength Frequency menu 3 Modify the wavelength frequency value as follows a Turn the rot...

Страница 107: ...e to increase the value or anticlockwise to decrease it and press the knob to validate the selected digit c Perform steps a and b again with the other digits to modify d Turn the rotary knob clockwise...

Страница 108: ...ot need to connect any external modulation device to the OSICS system The following procedure explains how to activate the coherence control function to produce the linewidth broadening required Proce...

Страница 109: ...ocedure 1 Access the ECL Unit Setup menu see section Accessing an OSICS Module Setup Menu p 33 2 Turn the rotary knob to put the cursor before the Auto peak find menu and press the knob The Auto peak...

Страница 110: ...internal source Digital TTL modulation using the OSICS Mainframe internal source External modulation Digital TTL modulation using an external source connected to the OSICS Mainframe Analog modulation...

Страница 111: ...ical output signal follows a pattern as shown in the following figure Figure 72 TTL Modulated Output Power Signal ECL Module Procedure Step 1 Set the module modulation source to INTERNAL 1 Access the...

Страница 112: ...knob to highlight it b Turn the knob clockwise to increase the value or anticlockwise to decrease it and press the knob to validate the selected digit c Perform steps 1 and 2 again with the other dig...

Страница 113: ...SICS Mainframe Synchro output connector The range of the frequency of the modulation provided by the OSICS Mainframe is defined to encompass the frequency requirements of all types of OSICS ECL module...

Страница 114: ...he Modulation menu and select the Set frequency sub menu The Modulation frequency sub menu appears and displays the current selected modulation frequency value Figure 77 Main Setup Modulation Frequenc...

Страница 115: ...ccess the ECL Unit Setup menu see section Accessing an OSICS Module Setup Menu p 33 2 Expand the Modulation menu and enter the Source sub menu The Modulation source sub menu appears and the cursor aut...

Страница 116: ...anel see Figure 71 p 110 This allows all the modules or an external device connected to the OSICS Mainframe Synchro output connector to be modulated in a synchronous way by means of an external source...

Страница 117: ...TTL signal not exceeding the maximum voltage of 5 V and repetition frequency between 50 Hz and 1 MHz The green LED located next to the Mod In connector is lit to indicate that an external signal gener...

Страница 118: ...er the Control sub menu The Modulation control sub menu appears and displays the current state of the modulation control Figure 83 ECL Unit Setup Modulation Control On 3 Turn the rotary knob to put th...

Страница 119: ...current Vin is the voltage applied to the SMB input Rinternal is the 50 internal impedance of your ECL module TTL modulation can also be applied directly on the module s front panel using the input S...

Страница 120: ...lower than the maximum allowed current Imax indicated in the system acceptance test report The best way to fulfill the above conditions is to monitor the ECL module bias current Ibias via the rated ou...

Страница 121: ...ation Source If the voltage applied to the SMB input is an AC signal with no DC component and with peak to peak amplitude is Vpp the above condition becomes Vpp 2 x Rinternal Imax Ibias Vpp 2 x Rinter...

Страница 122: ...e for other devices The following procedure explains how to set the OUT 2 analog signal You can also use the OSICS Mainframe as a modulation source for external devices with the Synchro BNC output con...

Страница 123: ...power POUT The scale factors for the OUT 1 signal are the following FPGA v 3 00 Laser diode current ILD 10 V 260 4 mA Optical output power POUT 10 V 15 mW The following procedure explains how to set...

Страница 124: ...nding on the unit setting with a mechanical reference as explained in section Performing a Wavelength Reference Calibration p 124 then the system enters the two point wavelength frequency calibration...

Страница 125: ...clockwise to put the cursor under ENTER and press the knob to validate the value The message Moving appears while the first wavelength frequency is being set The Wavelength Frequency calibration wind...

Страница 126: ...e new system calibration default Before Starting Make sure you have a power meter Procedure 1 Set the ECL output power to 1 mW 2 Connect the optical output of the OSICS ECL module to a power meter 3 E...

Страница 127: ...ECL Unit Setup menu is displayed The new calibration data sets the new system calibration default 9 9 4 Asking for a Factory Recalibration Subject To externally verify the performance of the OSICS re...

Страница 128: ...connectors needed may vary depending on the type of equipment used and the distance between the test equipment and the OSICS ECL modular optical source under test Procedure 1 In the OSICS Mainframe i...

Страница 129: ...solute wavelength accuracy is the deviation between the wavelength setting and the wavelength reading provided by the wavemeter at each measurement step 7 Increment the ECL wavelength setting one wave...

Страница 130: ...ct your Yenista Optics customer support service see section Contact Information p 4 immediately 9 10 4 Validating the Side Mode Suppression Subject This procedure enables you to verify the suppression...

Страница 131: ...The OSICS SLD is a broadband light source rack module designed for fiber optic component and system testing based on superluminescent light emitting diode 10 1 1 OSICS SLD Technical Specifications OS...

Страница 132: ...s enabled and the power value is displayed in the System Status screen see section System Status Screen Description p 30 Optical Output Connector The standard output connector is a FC APC type connect...

Страница 133: ...OSICS Module Into the OSICS Mainframe p 23 96 pin VME Connector The rear panel of the OSICS modules interfaces with the OSICS Mainframe backplane by means of the 96 pin VME connector Opening The openi...

Страница 134: ...me For laser safety reasons the light source in modules are disabled after OSICS initialization Before Starting Connect an optical device to the OSICS module see section Connecting Optical Devices to...

Страница 135: ...arting Set the optical power unit from the OSICS Mainframe Main Setup menu see section Selecting the Power Unit for All Installed Modules p 38 You cannot set the power unit of an individual module Pro...

Страница 136: ...Using the OSICS SLD Module 136 OSICS User Manual BKR TLS 50 ATN DFB ECL T100 SLD SWT TLS AG SWT APC MAIN...

Страница 137: ...d 1x4 switch configuration features one common input output channel Com and 2 or 4 output input channels Ch1 and Ch2 or Ch1 Ch2 Ch3 and Ch4 to be used sequentially The OSICS SWT module is fully bi dir...

Страница 138: ...nder test are connected to the first module The output of the devices under test are connected to the second module which sequentially directs the signal to a unique measurement device Figure 97 SWT I...

Страница 139: ...insertion loss is 1 4 dB for SMF and 2 0 dB for PMF 3 On the whole wavelength range 1 dB 1 5 dB Polarization Dependent Loss 2 PDL 0 1 dB PER 20 dB Repeatability 3 0 005 dB 0 01 dB Return Loss 2 55 dB...

Страница 140: ...a standard input output FC APC type connector For more details on the appropriate fiber type see section OSICS SWT Technical Specifications p 139 Chn Connector and LEDs Fiber optic connector It is a s...

Страница 141: ...alling an OSICS Module Into the OSICS Mainframe p 23 96 pin VME Connector The rear panel of the OSICS modules interfaces with the OSICS Mainframe backplane by means of the 96 pin VME connector Opening...

Страница 142: ...rs and indicates the currently active SWT channel or output mode with a cross next to the selected channel Figure 100 SWT Unit Setup Channel Selection menu SWT 1x4 Example Screen 3 Turn the rotary kno...

Страница 143: ...etup menu see section Accessing an OSICS Module Setup Menu p 33 2 Expand the Sequence Switching menu and enter the Number of Scans sub menu The sub menu appears and displays the current configured num...

Страница 144: ...nob to put the cursor before the channel or mode you want to configure and press the knob to validate your selection The time setting sub menu appears Figure 102 SWT Unit Setup Sequence Switching Set...

Страница 145: ...SWT Unit Setup Sequence Switching Control 3 Turn the rotary knob to put the cursor before the wanted action STOP the SWT module executes the sequence once CONTINUOUS the SWT module executes the sequen...

Страница 146: ...es you want to test 2 Turn on the OSICS multifunction platform see section Turning on the OSICS Multifunction Platform and Accessing the System Status Screen p 29 3 Let the OSICS multifunction platfor...

Страница 147: ...er output 4 Enable the output channel under test in our example Ch1 and record the power output value P1 and P2 provided respectively by OPM1 and OPM2 after the power reading has stabilized 5 Select d...

Страница 148: ...modules in the OSICS Mainframe 2 Connect the measurement equipments as indicated on Figure 105 p 148 3 Select dBm as the power meter unit 4 Select the channel Ch1 in our example that you want to meas...

Страница 149: ...higher versions OSICS SWT APC Used in Switch Mode The OSICS SWT APC module is fully bi directional you can use the module as 1 input and 2 or 4 outputs see Figure 106 p 149 or 1 output and 2 or 4 inpu...

Страница 150: ...can then be sequentially measured during a specific time frame if you define one Figure 109 SWT APC Implementation Example Two Laser Sources and a Wavemeter Sequential Testing of Two or Four Devices T...

Страница 151: ...Spectrum To test an optical device over a wide spectrum you must employ several tunable lasers with distinct wavelength coverage Figure 112 SWT APC Implementation Example Testing a DUT over a Wide Spe...

Страница 152: ...nm 0 1 dB Repeatability 2 4 4 At constant temperature over 100 successive cycles 0 02 dB Return Loss 1 50 dB Crosstalk 2 50 dB Optical Input Output Connectors Module Front Panel FC APC narrow key Aut...

Страница 153: ...ection OSICS SWT APC Technical Specifications p 152 The green LEDs indicates which channel is currently active If the channel is enabled the LED is lit and CHn is displayed in the System Status screen...

Страница 154: ...ribed in section OSICS Information and Warning Markings p 19 12 2 Selecting the Operating Mode Subject You can operate the SWT APC in Switch or Full Band mode In the Unit Setup menu the Mode menu disp...

Страница 155: ...appears and indicates the currently active SWT APC channel or output mode with a cross next to the selected channel Figure 114 SWT APC Unit Setup Channel Selection menu SWT APC 1x4 Example Screen 4 T...

Страница 156: ...ted to the SWT APC Subject The OSICS T100 and ECL modules already installed in the Mainframe not being used by other applications can be automatically detected by the OSICS SWT APC module The automati...

Страница 157: ...21 you can manually configure the OSICS T100 and ECL modules connected to your SWT APC module Before Starting Connect the wanted OSICS T100 and ECL to the input ports of the OSICS SWT APC Ch1 to Chn...

Страница 158: ...d on select the symbols In the column the wavelength limits are automatically defined for OSICS ECL and T100 with version higher than 2 21 f Press the knob to validate the selected digit The following...

Страница 159: ...Turn the rotary knob to put the cursor before the Optical Output DISABLED menu 3 Press the rotary knob to enable the laser of all installed modules The OSICS modules beep and the laser is enabled on a...

Страница 160: ...L The power value is software limited by the SWT APC in a range between 6 99 dBm and 3 dBm Before Starting Set the optical power unit from the OSICS Mainframe Main Setup menu see section Selecting the...

Страница 161: ...l Installed Modules p 39 You cannot set the spectral unit of an individual module Set the SWT APC to Full Band mode see section Selecting the Operating Mode p 154 and specify the connected modules sec...

Страница 162: ...Set Step sub menu appears and displays the current value of the wavelength frequency step in nm or GHz Figure 119 SWT APC Unit Setup Set Step sub menu 3 Modify the step value as follows a Turn the ro...

Страница 163: ...re Starting Set the SWT APC to Full Band mode see section Selecting the Operating Mode p 154 and specify the connected modules section Configuring the Full Band Mode p 156 Procedure 1 Access the SWT A...

Страница 164: ...SWT APC Unit Setup menu see section Accessing an OSICS Module Setup Menu p 33 2 Expand the Scan menu and enter the Control sub menu Figure 120 SWT APC Unit Setup Scan Control sub menu 3 Turn the rotar...

Страница 165: ...ect any external modulation device to the OSICS system The following procedure explains how to activate the coherence control function to produce the linewidth broadening required Before Starting Set...

Страница 166: ...section Selecting the Operating Mode p 154 and specify the connected modules section Configuring the Full Band Mode p 156 Procedure 1 Access the SWT APC Unit Setup menu see section Accessing an OSICS...

Страница 167: ...ction Selecting the Operating Mode p 154 and specify the connected modules section Configuring the Full Band Mode p 156 12 10 1 Defining the Modulation Source for All Connected T100 and ECL Modules Su...

Страница 168: ...to the SWT APC To achieve this the modulation source and frequency must be set for all modules Before Starting Set the wanted modulation source for all T100 and ECL modules connected to the SWT APC as...

Страница 169: ...esponding slots The channel port OUT 1 of the SWT APC provides an analog signal that you can use to monitor the module output power in real time The OUT 1 voltage is electronically linked to the photo...

Страница 170: ...SWT APC modules you want to test 2 Turn on the OSICS multifunction platform see section Turning on the OSICS Multifunction Platform and Accessing the System Status Screen p 29 3 Let the OSICS multifun...

Страница 171: ...aser output 4 Enable the output channel under test in our example Ch1 and record the power output value P1 and P2 provided respectively by OPM1 and OPM2 after the power reading has stabilized 5 Select...

Страница 172: ...r modules in the OSICS Mainframe 2 Connect the measurement equipments as indicated on Figure 127 p 172 3 Select dBm as the power meter unit 4 Select the channel Ch1 in our example that you want to mea...

Страница 173: ...a spectrally pure and truly single mode operation 13 1 1 OSICS T100 Technical Specifications T100 1310 T100 1415 T100 1520 T100 1550 T100 1575 T100 1620 Wavelength Range nm P 3 dBm 1260 1360 1360 1470...

Страница 174: ...on line 1 At constant temperature 2 With the high resolution option R the tuning speed is 2 5 nm s typ 3 The kinematic chain of the laser does not allow for swept operation 4 Measured over a 0 1 nm ba...

Страница 175: ...tion p 30 Modulation Input Connector Coaxial SMB type This connector enables you to directly modulate the laser diode chip of the module see section Setting Up Analog Modulation Using an External Sour...

Страница 176: ...OSICS Module Into the OSICS Mainframe p 23 96 pin VME Connector The rear panel of the OSICS modules interfaces with the OSICS Mainframe backplane by means of the 96 pin VME connector Opening The openi...

Страница 177: ...me For laser safety reasons the light source in modules are disabled after OSICS initialization Before Starting Connect an optical device to the OSICS module see section Connecting Optical Devices to...

Страница 178: ...not set the power unit of an individual module Procedure 1 Access the T100 Unit Setup menu see section Accessing an OSICS Module Setup Menu p 33 2 Turn the rotary knob to put the cursor before the Set...

Страница 179: ...wer setting with the first digit highlighted Figure 130 T100 Unit Setup Adjust Power menu 3 Adjust the power value as follows a Turn the knob clockwise to increase the digit value or anticlockwise to...

Страница 180: ...etup menu see section Accessing an OSICS Module Setup Menu p 33 2 Turn the rotary knob to put the cursor before the Set f menu and press the knob The Set Wavelength menu appears and displays the emiss...

Страница 181: ...ue as follows a Turn the rotary knob to put the cursor under the digit you want to modify and press the knob to highlight it b Turn the knob clockwise to increase the value or anticlockwise to decreas...

Страница 182: ...not need to connect any external modulation device to the OSICS system The following procedure explains how to activate the coherence control function to produce the linewidth broadening required Proc...

Страница 183: ...cedure 1 Access the T100 Unit Setup menu see section Accessing an OSICS Module Setup Menu p 33 2 Turn the rotary knob to put the cursor before the Auto peak find menu and press the knob The Auto peak...

Страница 184: ...0 internal source Digital TTL modulation using the OSICS Mainframe internal source External modulation Digital TTL modulation using an external source connected to the OSICS Mainframe Analog modulatio...

Страница 185: ...tical output signal follows a pattern as shown in the following figure Figure 136 TTL Modulated Output Power Signal T100 Module Procedure Step 1 Set the module modulation source to INTERNAL 1 Access t...

Страница 186: ...he knob to highlight it b Turn the knob clockwise to increase the value or anticlockwise to decrease it and press the knob to validate the selected digit c Perform steps 1 and 2 again with the other d...

Страница 187: ...OSICS Mainframe Synchro output connector The range of the frequency of the modulation provided by the OSICS Mainframe is defined to encompass the frequency requirements of all types of OSICS T100 modu...

Страница 188: ...he Modulation menu and select the Set frequency sub menu The Modulation frequency sub menu appears and displays the current selected modulation frequency value Figure 141 Main Setup Modulation Frequen...

Страница 189: ...cess the T100 Unit Setup menu see section Accessing an OSICS Module Setup Menu p 33 2 Expand the Modulation menu and enter the Source sub menu The Modulation source sub menu appears and the cursor aut...

Страница 190: ...panel see Figure 135 p 184 This allows all the modules or an external device connected to the OSICS Mainframe Synchro output connector to be modulated in a synchronous way by means of an external sour...

Страница 191: ...TL signal not exceeding the maximum voltage of 5 V and repetition frequency between 50 Hz and 1 MHz The green LED located next to the Mod In connector is lit to indicate that an external signal genera...

Страница 192: ...er the Control sub menu The Modulation control sub menu appears and displays the current state of the modulation control Figure 147 T100 Unit Setup Modulation Control On 3 Turn the rotary knob to put...

Страница 193: ...d current Vin is the voltage applied to the SMB input Rinternal is the 50 internal impedance of your T100 module TTL modulation can also be applied directly on the module s front panel using the input...

Страница 194: ...lower than the maximum allowed current Imax indicated in the system acceptance test report The best way to fulfill the above conditions is to monitor the T100 module bias current Ibias via the rated...

Страница 195: ...lation Source If the voltage applied to the SMB input is an AC signal with no DC component and with peak to peak amplitude is Vpp the above condition becomes Vpp 2 x Rinternal Imax Ibias Vpp 2 x Rinte...

Страница 196: ...rce for other devices The following procedure explains how to set the OUT 2 analog signal You can also use the OSICS Mainframe as a modulation source for external devices with the Synchro BNC output c...

Страница 197: ...t power POUT The scale factors for the OUT 1 signal are the following FPGA v 3 00 Laser diode current ILD 10 V 260 4 mA Optical output power POUT 10 V 15 mW The following procedure explains how to set...

Страница 198: ...epending on the unit setting with a mechanical reference as explained in section Performing a Wavelength Reference Calibration p 198 then the system enters the two point wavelength frequency calibrati...

Страница 199: ...b clockwise to put the cursor under ENTER and press the knob to validate the value The message Moving appears while the first wavelength frequency is being set The Wavelength Frequency calibration win...

Страница 200: ...e new system calibration default Before Starting Make sure you have a power meter Procedure 1 Set the T100 output power to 1 mW 2 Connect the optical output of the OSICS T100 module to a power meter 3...

Страница 201: ...T100 Unit Setup menu is displayed The new calibration data sets the new system calibration default 13 9 4 Asking for a Factory Recalibration Subject To externally verify the performance of the OSICS...

Страница 202: ...ic connectors needed may vary depending on the type of equipment used and the distance between the test equipment and the OSICS T100 modular optical source under test Procedure 1 In the OSICS Mainfram...

Страница 203: ...lute wavelength accuracy is the deviation between the wavelength setting and the wavelength reading provided by the wavemeter at each measurement step 7 Increment the T100 wavelength setting one wavel...

Страница 204: ...act your Yenista Optics customer support service see section Contact Information p 4 immediately 13 10 4 Validating the Side Mode Suppression Subject This procedure enables you to verify the suppressi...

Страница 205: ...14 1 1 OSICS TLS 50 Technical Specifications C band L band Number of ITU Channels 89 50 GHz spacing 93 50 GHz spacing Wavelength Range 1 196 1 to 191 7 THz 1528 77 to 1563 86 nm 191 1 to 186 5 THz 15...

Страница 206: ...value is displayed in the System Status screen see section System Status Screen Description p 30 Optical Output Connector The standard output connector is a FC APC type connector For more details on t...

Страница 207: ...rame p 23 96 pin VME Connector The rear panel of the OSICS modules interfaces with the OSICS Mainframe backplane by means of the 96 pin VME connector Opening The opening ensures proper flow of cooled...

Страница 208: ...me For laser safety reasons the light source in modules are disabled after OSICS initialization Before Starting Connect an optical device to the OSICS module see section Connecting Optical Devices to...

Страница 209: ...ss the TLS 50 Unit Setup menu see section Accessing an OSICS Module Setup Menu p 33 2 Turn the rotary knob to put the cursor before the Set Power menu and press the knob The Set Power menu appears and...

Страница 210: ...or before the Set f menu and press the knob The Set f menu appears and displays the current channel and the corresponding emission wavelength or frequency Figure 158 TLS 50 Unit Setup Set Wavelength F...

Страница 211: ...lows a Turn the rotary knob to put the cursor under the digit you want to modify and press the knob to highlight it b Turn the knob clockwise to increase the value or anticlockwise to decrease it and...

Страница 212: ...llisecond range You can immediately use it for accurate measurements Procedure 1 Access the TLS 50 Unit Setup menu see section Accessing an OSICS Module Setup Menu p 33 2 Expand the Scan menu and ente...

Страница 213: ...stem Status screen Stopping the Scan 1 Access the TLS 50 Unit Setup menu see section Accessing an OSICS Module Setup Menu p 33 2 Expand the Scan menu and enter the Control sub menu 3 Turn the rotary k...

Страница 214: ...216 The shape sinusoidal or triangular SBS Waveform see section Selecting the SBS Waveform p 216 The amplitude deviation is the amplitude modulation depth in X Y 100 between 0 1 and 10 SBS AM see sec...

Страница 215: ...tion mode amplitude modulation AM or frequency modulation FM Procedure 1 Access the TLS 50 Unit Setup menu see section Accessing an OSICS Module Setup Menu p 33 2 Expand the SBS Suppression menu and e...

Страница 216: ...ue or anticlockwise to decrease it and press the knob to validate the selected digit c Perform steps a and b again with the other digit to modify d Turn the rotary knob clockwise to put the cursor und...

Страница 217: ...rate for amplitude and frequency modulation are given in section Setting the SBS Suppression Mode p 214 Procedure 1 Access the TLS 50 Unit Setup menu see section Accessing an OSICS Module Setup Menu...

Страница 218: ...ee section Accessing an OSICS Module Setup Menu p 33 2 Expand the SBS Suppression menu and enter the SBS AM sub menu The sub menu appears and displays the current amplitude deviation Figure 166 TLS 50...

Страница 219: ...ion Accessing an OSICS Module Setup Menu p 33 2 Expand the SBS Suppression menu and enter the SBS On Off sub menu The sub menu appears and displays the current state of the SBS Suppression Figure 167...

Страница 220: ...ment and the OSICS TLS 50 modular optical source under test Procedure 1 In the OSICS Mainframe install the TLS 50 modules you want to test 2 Turn on the OSICS multifunction platform see section Turnin...

Страница 221: ...front panel 6 Compute the wavelength deviation of the TLS 50 module and check that it is not greater than 1 GHz compared with the wavelength reading of the wavemeter The absolute wavelength accuracy i...

Страница 222: ...hnical Specifications and check that the TLS 50 module can deliver the desired output power at the given wavelength 7 If either of the rated output power at the wavelength range ends cannot be achieve...

Страница 223: ...ng 15 1 1 OSICS TLS AG Technical Specifications C Band L Band Wide C Band Wide L Band Grid Selection Adjustable to any wavelength grid ITU T 100 GHz 50 GHz and arbitrary grid Frequency Wavelength Rang...

Страница 224: ...tion System Status Screen Description p 30 SSER typ 5 60 dB RIN 6 150 dB Hz Operating Temperature Range 15 to 35 C 59 to 95 F Optical Interface FC APC connector on PMF PER 20 dB Control interface Stat...

Страница 225: ...le into the OSICS Mainframe slot see section Installing an OSICS Module Into the OSICS Mainframe p 23 96 pin VME Connector The rear panel of the OSICS modules interfaces with the OSICS Mainframe backp...

Страница 226: ...me For laser safety reasons the light source in modules are disabled after OSICS initialization Before Starting Connect an optical device to the OSICS module see section Connecting Optical Devices to...

Страница 227: ...cted wavelength frequency is possible on a 6 GHz range with 1 MHz resolution High Resolution Mode In this mode you can directly enter the requested wavelength frequency Resolution is 1 MHz 0 01 pm Pro...

Страница 228: ...a Turn the rotary knob to put the cursor under the digit you want to modify and press the knob to highlight it b Turn the knob clockwise to increase the value or anticlockwise to decrease it and press...

Страница 229: ...highlight it b Turn the knob clockwise to increase the value or anticlockwise to decrease it and press the knob to validate the selected digit c Perform steps a and b again with the other digits to mo...

Страница 230: ...ss the TLS AG Unit Setup menu see section Accessing an OSICS Module Setup Menu p 33 2 Turn the rotary knob to put the cursor before the Set Power menu and press the knob The Set Power menu appears and...

Страница 231: ...rting Set the spectral unit from the OSICS Mainframe Main Setup menu see section Selecting the Spectral Unit for all Installed Modules p 39 You cannot set the spectral unit of an individual module If...

Страница 232: ...z Procedure 1 Access the TLS AG Unit Setup menu see section Accessing an OSICS Module Setup Menu p 33 2 Expand the Step menu and enter the Set Step sub menu The Set Step sub menu appears and displays...

Страница 233: ...increment is stored in the Step parameter up to the last wavelength value the upper wavelength limit you have set During each scan interval the OSICS TLS AG module scans at a selected wavelength rang...

Страница 234: ...his section explains how to start stop and resume the scan Before Starting Configure the scan parameters as explained in section Setting the Scan Parameters p 233 The laser takes around 20 s to stabil...

Страница 235: ...ne Tune function to directly adjust the emission wavelength or optical frequency of the TLS AG tunable laser with high sensitivity This is useful in some applications for instance in coherent applicat...

Страница 236: ...ckwise to decrease it and press the knob to validate the selected digit c Perform steps a and b again with the other digits to modify d Turn the rotary knob clockwise to put the cursor under ENTER and...

Страница 237: ...optical fiber On OSICS TLS AG the laser is modulated with a single frequency dither signal of 20 8 kHz You can select the optical frequency deviation from 0 to 1 GHz Procedure 1 Access the TLS AG Uni...

Страница 238: ...menu is automatically displayed 15 6 3 Disabling the Frequency Control Dither Function Subject The OSICS TLS AG tunable laser uses a dither tone at 888 Hz used to lock the emission wavelength onto its...

Страница 239: ...the wanted setting and press it to validate your selection The function is deactivated and the Unit Setup menu is automatically displayed After warm up it takes around 10 seconds before the disable f...

Страница 240: ...ment and the OSICS TLS AG modular optical source under test Procedure 1 In the OSICS Mainframe install the TLS AG modules you want to test 2 Turn on the OSICS multifunction platform see section Turnin...

Страница 241: ...es up to 20 seconds to be stabilized 6 Compute the wavelength deviation of the TLS AG module and check that it is not greater than 1 GHz compared with the wavelength reading of the wavemeter The absol...

Страница 242: ...hnical Specifications and check that the TLS AG module can deliver the desired output power at the given wavelength 7 If either of the rated output power at the wavelength range ends cannot be achieve...

Страница 243: ...out applying excessive force onto it 16 2 Cleaning Optical Connectors Subject To ensure measurement accuracy and prevent loss of optical power you must verify that optical connectors are clean every t...

Страница 244: ...3 Replacing the Line Fuse Before Starting Unplug the power cable Make sure you have the following material Appropriate power fuse see section OSICS Mainframe Technical Specifications p 16 Small flat b...

Страница 245: ...e can no longer communicate with modules Reset the system as follows 1 Turn off the OSICS Mainframe power by pressing the on off button located on the front panel 2 Turn on the OSICS Mainframe by pres...

Страница 246: ...eout The maximum time for the system to try moving the module internal mechanical components has been reached Turn off and on the OSICS multifunction platform to reset the module T100 ECL Switch error...

Страница 247: ...d with the WEEE symbol for recycling This means that you must not discard the product with domestic household waste At the end of the product s useful life please contact your local Yenista Optics rep...

Страница 248: ...Certification and Compliance 248 OSICS User Manual...

Страница 249: ...Modulation Source Mainframe Figure 52 81 DFB Unit Setup Power calibration Figure 63 93 DFB Unit Setup Set Frequency Figure 44 76 DFB Unit Setup Set Power menu Figure 37 70 DFB Unit Setup Set Step sub...

Страница 250: ...76 114 Main Setup New Password Figure 11 35 Main Setup Power reference sub menu Figure 13 39 Main Setup Save configuration Figure 20 47 Main Setup Save configuration Figure 21 48 Main Setup Set unit d...

Страница 251: ...SWT Reverse Configuration Figure 95 137 SWT Standard Configuration Figure 94 137 SWT Unit Setup Channel Selection menu SWT 1x4 Example Screen Figure 100 142 SWT Unit Setup Sequence Switching Control F...

Страница 252: ...Fine Tune sub menu Figure 176 236 TLS AG Unit Setup Frequency Dither Control sub menu Figure 179 239 TLS AG Unit Setup Grid First Channel sub menu Figure 170 228 TLS AG Unit Setup Grid Spacing sub men...

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