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HP OmniBER 718/719

HP 37718A
HP 37719A
Installation and
Verification
Manual

Содержание 37718A OmniBER 718

Страница 1: ...HP OmniBER 718 719 HP 37718A HP 37719A Installation and Verification Manual ...

Страница 2: ...rinted in U K Documentation Warranty The information contained in this document is subject to change without notice Hewlett Packard makes no warranty of any kind with regard to this material including but not limited to the implied warranties or merchantability and fitness for a particular purpose Hewlett Packard shall not be liable for errors contained herein or for incidental or consequential da...

Страница 3: ...Installation and Verification Manual HP OmniBER 718 719 HP Part Number 37718 90069 Printed in U K May 1999 ...

Страница 4: ...2 ...

Страница 5: ... 5 Safety Precautions for the Operator 1 6 Lifting Carrying the HP 37718A 19A 1 6 Safety Symbols 1 7 Operators Maintenance 1 8 Cleaning 1 8 Power Supply Fuse Replacement 1 9 Statement of Compliance 1 10 Australian EMC Regulations 1 10 Noise Declaration German 1 10 Electromagnetic Compatibility 1 11 Electrostatic Discharge 1 11 2 Installation Initial Inspection 2 1 Operating Environment 2 2 Prepara...

Страница 6: ...ont Panel Soft Recovery Cold Start 2 16 3 Performance Tests Introduction 3 1 Equipment Required 3 1 Performance Test Record 3 1 Calibration Cycle 3 1 Option Configuration 3 1 Recall Default Settings 3 4 Self Test 3 5 PDH DSn Internal Transmitter Clock Accuracy Offset 3 10 Specifications 3 10 Equipment Required 3 10 E1 2 048Mb s Frequency Accuracy 3 11 E2 8 448Mb s Frequency Accuracy 3 12 E3 34 368...

Страница 7: ...r Levels 3 39 Specifications 3 39 Description 3 39 Equipment Required 3 39 External Mux Demux 3 44 Specifications 3 44 Description 3 44 Equipment Required 3 44 PDH DSn Frequency Measurement and Looped Clock 3 54 Specifications 3 54 Equipment Required 3 54 SDH SONET Transmitter Clock Accuracy 3 58 Specification 3 58 Description 3 58 Equipment Required 3 58 Procedure 3 58 External Clock Data Referen...

Страница 8: ...0 SDH SONET Receiver Equalization 3 75 Specifications 3 75 Equipment Required 3 75 Procedure 3 77 SDH SONET Receiver Monitor Levels 3 78 Specifications 3 78 Description 3 78 Equipment Required 3 78 Procedure 3 78 Multirate Optical Interfaces 3 82 Specification 1310 nm Transmitter 3 82 Specification 1550 nm Transmitter 3 82 Specification Receiver 3 82 Description 3 83 Equipment Required 3 83 PDH Tr...

Страница 9: ...1 Jitter Performance Test Record options 204 205 206 131 4 Terms ETSI ANSI Conversion and Equivalent Terms 4 1 5 Self Test Overview Self Tests 5 1 OVERALL FUNCTION SELF TESTS 5 1 All Tests test time up to 1 Hour depending on options 5 2 SPECIFIC MEASUREMENT HARDWARE FUNCTION TESTS 5 2 PDH Test test time approximately 20 minutes 5 3 BER Test test time approximately 20 minutes 5 4 JITTER Test test t...

Страница 10: ...viii Contents ...

Страница 11: ...e to such defects 3 HP does not warrant that the operation of HP products will be uninterrupted or error free If HP is unable within a reasonable time to repair or replace any product to a condition as warranted customer will be entitled to a refund of the purchase price upon prompt return of the product 4 HP products may contain remanufactured parts equivalent to new in performance or may have be...

Страница 12: ...EDIES EXCEPT AS INDICATED ABOVE IN NO EVENT WILL HP OR ITS SUPPLIERS BE LIABLE FOR LOSS OF DATA OR FOR DIRECT SPECIAL INCIDENTAL CONSEQUENTIAL INCLUDING LOST PROFIT OR DATA OR OTHER DAMAGE WHETHER BASED IN CONTRACT TORT OR OTHERWISE FOR CONSUMER TRANSACTIONS IN AUSTRALIA AND NEW ZEALAND THE WARRANTY TERMS CONTAINED IN THIS STATEMENT EXCEPT TO THE EXTENT LAWFULLY PERMITTED DO NOT EXCLUDE RESTRICT O...

Страница 13: ...national Standards Organization members Assistance Product maintenance agreements and other customer assistance agreements are available for Hewlett Packard products Notice The information contained in this document is subject to change without notice Hewlett Packard shall not be liable for errors contained herein or for incidental or consequential damages in connection with the furnishing perform...

Страница 14: ...lly when ordering replacement parts Refer to Chapter 6 for instrument options covered Serial Number Plate Storage and Shipment The instrument may be stored or shipped in environments within the following limits Temperature 20o C to 70o C 15o C to 50o C with lid printer Altitude Up to 15 200 meters 50 000 feet The instrument should also be protected from temperature extremes which could cause conde...

Страница 15: ...in heavy paper or plastic If the instrument is being shipped to Hewlett Packard attach a tag indicating the type of service required return address model number and full serial number Use a strong shipping container A double wall carton made of 350 pound test material is adequate Use a layer of shock absorbing material 70 to 100 mm 3 to 4 inch thick around all sides of the instrument to provide fi...

Страница 16: ...n page 2 3 Operators Maintenance on page 1 8 Lifting Carrying the HP 37718A 19A on page 1 6 DO NOT operate damaged equipment Whenever it is possible that the safety protection features built into this product have been impaired either through physical damage excessive moisture or any other reason REMOVE POWER and do not use the product until safe operation can be verified by service trained person...

Страница 17: ...onnects to the equipment s metal frame Alternating current AC Direct current DC Indicates hazardous voltages Warning denotes a hazard It calls attention to a procedure which if not correctly performed or adhered to could result in injury or loss of life Do not proceed beyond a warning note until the indicated conditions are fully understood and met Caution denotes a hazard It calls attention to a ...

Страница 18: ...s clean Cleaning Cabinet Cleaning Clean the cabinet using a dry cloth only Optical Connector Cleaning It is recommended that the optical connectors be cleaned at regular intervals using the following materials CAUTION Do not insert any tool or object into the IN or OUT ports of the instrument as damage to or contamination of the optical fibre may result 1 Recall Default settings STORED SETTINGS 0 ...

Страница 19: ...carried out by suitably trained service personnel 4 Apply some isopropyl alcohol to a piece of the cleaning paper and clean the barrel of the adapter Using a new piece of cleaning paper clean the face of the adapter Repeat this operation using a new piece of cleaning paper each time 5 Lightly press the adhesive side of the tape provided against the front of the adapter then remove it quickly repea...

Страница 20: ... in a safe condition The CE mark shows that the product complies with all relevant European legal Directives This is a symbol of an Industrial Scientific and Medical Group 1 Class A product The CSA mark is a registered trademark of the Cana dian Standards Association Australian EMC Regulations The C Tick mark is a registered trademark of the Spectrum Management Agency of Australia This signifies c...

Страница 21: ...ESD IEC 1000 4 3 1995 Radiated Susceptibility IEC 1000 4 4 1995 EFT In order to preserve the EMC performance of the product any cable which becomes worn or damaged must be replaced with the same type and specification Electrostatic Discharge When an air discharge is applied to the HP 37718A 19A in accordance with IEC 801 2 1991 degradation in performance may be observed in the form of occasional b...

Страница 22: ...lating to electromagnetic compatibility Against EMC test specifications EN 55011 1991 Group 1 Class A and EN 50082 1 1992 As Detailed in Electromagnetic Compatibility EMC Technical Construction File TCF No A 5951 9852 01 Assessed by Dti Appointed Competent Body EMC Test Centre GEC Marconi Avionics Ltd Maxwell Building Donibristle Industrial Park KY11 5LB Scotland United Kingdom Technical Report Nu...

Страница 23: ...lating to electromagnetic compatibility Against EMC test specifications EN 55011 1991 Group 1 Class A and EN 50082 1 1992 As Detailed in Electromagnetic Compatibility EMC Technical Construction File TCF No A 5951 9852 01 Assessed by Dti Appointed Competent Body EMC Test Centre GEC Marconi Avionics Ltd Maxwell Building Donibristle Industrial Park KY11 5LB Scotland United Kingdom Technical Report Nu...

Страница 24: ...1 14 General Information Electromagnetic Compatibility ...

Страница 25: ...both mechanically and electrically Procedures for checking electrical operation are given in Chapter 3 If the contents of the shipment are incomplete if there is mechanical damage or defect notify the nearest Hewlett Packard Office If the instrument does not pass the electrical performance tests given in Chapter 3 notify the nearest Hewlett Packard office If the shipping container is also damaged ...

Страница 26: ... should be protected from temperature extremes which may cause condensation To ensure adequate cooling do not obstruct air vents in the instrument cabinet Do not for example operate the instrument if it is standing on its rear feet as air vents may be obstructed by floor covering CAUTION This instrument is designed for use in Installation Category II and Pollution Degree 2 per IEC 1010 and 644 res...

Страница 27: ...ments The HP 37718A 19A Communications Performance Analyzer requires a power source of 90 V to 132 V ac or 198 V to 264 V ac at a frequency between 47 Hz and 63 Hz nominal Total power consumption is 450 VA maximum The fuse rating for the power source is given in the following Table Fuses Fuse Replacement Only the ac line fuse located at the rear of the instrument may be replaced by the operator WA...

Страница 28: ... and turning counter clockwise The cap and the fuse can then be removed and the fuse changed for another of the correct rating The fuse rating and HP part number are listed in Fuses on page 2 3 Connecting to the Power Supply WARNING This is a Safety Class I instrument provided with a protective earthing ground incorporated in the powercord The mains plug shall only be inserted in a socket outlet p...

Страница 29: ...o the neutral pole of the power source WARNING c The power cable plug shall only be inserted into a socket outlet provided with a protective ground contact The protective action must not be negated by the use of an extension cord without a protective conductor grounding The power cord supplied with each instrument varies with the country of destination The following figure illustrates the standard...

Страница 30: ...n the Mainframe Additional ESD information is required when servicing see Additional Precautions for Service Engineers on page 2 14 Electrical Interface Connectors RECEIVER 2 8 34 140 IN PDH receiver input interface Allows the connection of 75 Ω unbalanced data signals all rates and 120 Ω balanced data signals at 2 Mb s TRANSMIT 2 8 34 140 OUT PDH transmitter output interface Provides 75 Ω unbalan...

Страница 31: ...of timing reference signals REF OUT Provides a 2 MHz reference Clock Output MUX Allows the insertion of an external 2 Mb s tributary into the transmitted payload MUX DS1 100 Ω Allows an externally supplied DS1 signal to be inserted in any or all timeslot s of a DS3 signal In conjunction with the SDH SONET module a DS1 signal can be inserted into a VT1 5 or TU 11 MUX 2 Mb s 75 Ω Allows an externall...

Страница 32: ...s Data Communication Channels DCC The following connections are available PROTECTED MONITOR POINT INPUT 52 155 622 Mb s NRZ Line Code NRZ Level nominal 1 V p p into 50 ohms SMA connector Table 1 DCC Connector Pin out Pin Number Connection 1 Shield Ground 2 Data input for Tx 3 Tx Clock 4 Data Output from Rx 5 NC 6 Rx Clock 7 NC 8 Signal Ground 9 Data Input for Tx 10 Tx Clock 11 Data output from Rx ...

Страница 33: ...rdous exposure to laser radiation it is recommended that the following practices are observed during system operation ALWAYS DEACTIVATE THE LASER BEFORE CONNECTING OR DISCONNECTING OPTICAL CABLES When connecting or disconnecting optical cables between the module and device under test observe the connection sequences given below Connecting Connect the optical cable to the input of the device under ...

Страница 34: ...module has the following label CLASS 1 LASER PRODUCT NOTE CLASS 1 LASER PRODUCT translates as follows Finnish LUOKAN 1 LASERLAITE Finnish Swedish KLASS 1 LASER APPARAT This label indicates that the radiant energy present in this instrument is non hazardous OPTICAL IN Allows connection of an optical signal wavelength 1200 to 1600 nm at a maximum power level of 8 dBm NEVER EXCEED 3 dBm Accepts STM 0...

Страница 35: ...Y External printer connection details are given in the Users Guide The port selected for external printer use is not available for remote control Remote Control HP IB RS232 10 BASE T Remote control connection is given in the Remote Control Manual The port selected for remote control use is not available for an external printer 10 Base T Lan Connection Radiated Emissions To ensure compliance with E...

Страница 36: ... interface electronics to maintain correct line voltage levels and timing relationships When connecting an HP IB system the following rules should be observed The total HP IB cable length used must be less than or equal to 20 meters 65 6 feet The total HP IB cable length used must be less than or equal to 2 meters 6 feet the total number of devices connected to the bus A standard HP IB connector i...

Страница 37: ...g Accessories HP IB Connections HP IB Address Selection The HP 37718A 19A Option 601 HP IB address is accessed on the OTHER display under the REMOTE CONTROL function The address can be set to any value between 0 and 30 inclusive ...

Страница 38: ... the Operator on page 1 6 ESD Precautions CAUTION When making connections to the modules review Connecting to the Network on page 2 6 The module contains components sensitive to electrostatic discharge To prevent component damage carefully follow the handling precautions presented below The smallest static voltage most people can feel is about 3500 volts It takes less than one tenth of that about ...

Страница 39: ...en you install the module keep one hand in contact with the protective bag as you pick up the module with your other hand Then before installing the module ensure that you are grounded or make contact with the metal surface of the Mainframe with your free hand to bring you the module and the mainframe to the same static potential This also applies whenever you con nect disconnect cables on the fro...

Страница 40: ...play key 0 is on the extreme left 3 Power up the HP 37718A or HP 37719A while holding the softkeys pressed 4 When the LOS LED has flashed OFF and then ON again the keys can be released 5 The LOS LED will flash OFF ON again several times 7 followed by an audible beep and the display indicating Initializing Instrument 6 Once the initiations is complete the display will indicate Firmware Revision Upd...

Страница 41: ...ended models are those typically used in HP Service Centers Alternative models are also listed Performance Test Record The results of the Performance Tests may be recorded on the Test Records at the end of this Chapter The Performance Test Record lists all the tested specifications and the acceptable limits The results recorded at incoming inspection may be used for comparison during periodic main...

Страница 42: ...15477C Optical Power Meter and Sensor Module Range 8 dBm to 15 dBm Wavelength1270 1560 nm HP 8153A and HP 81536A Lightwave Converter Wavelength 1300 to 1560 nm Conversion Gain 300 volts watt Frequency Response 3 dB down at 1 GHz HP 11982A opt 012 Optical Attenuator Wavelength 1200 1600 nm Range 0 30 dB HP 8157A or HP 8156A opt 100 FC PC Optical Interface Connector Unique HP 81000FI Qty 4 Optical C...

Страница 43: ...s at 4 MHz 8120 0049 40 m Cable Simulator E3 M 75Ω coaxial cable 6dB loss at 17 MHz 8120 0049 60 m Cable Simulator E4 M 75Ω coaxial cable 6dB loss at 70 MHz 8120 0049 40 m Cable Simulator DS1 75Ω coaxial cable Equivalent to 655 feet ABAM cable 8120 0049 80m Cable Simulator DS3 75Ω coaxial cable Equivalent to 450 feet of 728A cable 8120 0049 55m Cable Simulator STM 0 STS 1 75Ω coaxial cable 6dB los...

Страница 44: ... at the beginning of each test 1 Using display softkeys and set up the display as shown opposite 2 Press to recall the instrument default settings The instrument display will blank for a few seconds while the settings are recalled and the status display will indicate stored settings number 0 recalled OTHER OTHER STORED SETTINGS RECALL ...

Страница 45: ...t a full verification but performs BER measurements with internal and external loopbacks fitted Run Confidence TESTS 1 Choose TEST TYPE on the display CAUTION Safety precaution care and connection cleanliness are essential to avoid optical signal degradation or damage see Operators Maintenance in chapter 1 and see Optical Interface Connectors in chapter 2 if in doubt The use of air gap attenuators...

Страница 46: ...dule 100 120Ω IN 3 Press to activate the Self Test TEST STATUS RUNNING will be displayed The information pertaining to TEST TYPE TEST NUMBER and SUBTEST NUMBER will change as the Self Test progresses If the HP 37718A 19A is functioning correctly after a time of 2 to 3 minutes TEST STATUS PASSED is displayed If TEST STATUS FAIL nnn is displayed check the displayed error information and check loopba...

Страница 47: ... module 75Ω MUX to Receive module 75Ω DEMUX Connect Transmit module 100 120Ω MUX to Receive module 100 120Ω DEMUX 4 Press to activate the Self Test TEST STATUS RUNNING will be displayed The information pertaining to TEST TYPE TEST NUMBER and SUBTEST NUMBER will change as the Self Test progresses If the HP 37718A 19A is functioning correctly after a time of at least 1 hour TEST STATUS PASSED is dis...

Страница 48: ...ests If a Dual Wavelength Optical Interface is fitted repeat the CONFIDENCE test with 1550 nm selected 1 Select 1550 nm OPTICS wavelength 2 Connect 1550 nm OUT to IN via 15dB Optical Attenuator Ensure the attenuator is inserted in the OUT port 3 Run the test ...

Страница 49: ...3 9 Performance Tests Self Test DCC Port Tests 1 Select BER TESTS 2 Make the following connections at the Multirate Analyzer DCC port 3 Run the BER TESTS ...

Страница 50: ...PDH DSn Signal Out port measures the data rate on an all ones pattern This gives an indirect measure of the internal transmitter clock frequency as the data is clocked by the internal clock oscillator Because the Frequency Counter triggers from the positive pulses only the frequency count will for Ternary signals E1 E2 E3 be half the selected data rate For DS 1 and DS 3 the Frequency Counter is co...

Страница 51: ...e VCXO takes time to settle As a consequence the frequency counter reading will not stabilize until VCXO OUTPUT BIT RATE SETTLING clears from the STATUS line of the display E1 2 048Mb s Frequency Accuracy 4 Adjust the Frequency Counter ATTEN and Trigger Level to obtain a stable reading and ensure that the frequency counter reading is between 1023995Hz and 1024005Hz 5 Select FREQUENCY OFFSET 50PPM ...

Страница 52: ...24107 5Hz and 4224145 7 Hz 13 Select FREQUENCY OFFSET 30PPM 14 Adjust the Frequency Counter ATTEN and Trigger Level to obtain a stable reading and ensure that the frequency counter reading is between 4223854Hz and 4223892Hz E3 34 368Mb s Frequency Accuracy 15 Select SIGNAL 34Mb s PATTERN ALL 1 s on the display 16 Adjust the Frequency Counter ATTEN and Trigger Level to obtain a stable reading and e...

Страница 53: ... 69631686 5Hz and 69632318 5Hz 27 Select FREQUENCY OFFSET 15PPM 28 Adjust the Frequency Counter ATTEN and Trigger Level to obtain a stable reading and ensure that the frequency counter reading is between 69632731Hz and 69633358Hz 29 Select FREQUENCY OFFSET 15PPM 30 Adjust the Frequency Counter ATTEN and Trigger Level to obtain a stable reading and ensure that the frequency counter reading is betwe...

Страница 54: ...L DS3 on the display 40 Adjust the Frequency Counter ATTEN and Trigger Level to obtain a stable reading and ensure that the frequency counter reading is between 44735799Hz and 44736201Hz 41 Select FREQUENCY OFFSET 20PPM 42 Adjust the Frequency Counter ATTEN and Trigger Level to obtain a stable reading and ensure that the frequency counter reading is between 44736693Hz and 44737096Hz 43 Select FREQ...

Страница 55: ... and the waveshape compared with the predefined masks stored in the Oscilloscope memory The signal levels are also measured using the Oscilloscope Rate Level Waveshape DSX 1 3 0V 20 Fits mask T1 102 1993 DS1 LO As DSX 1 with 655 ABAM Cable DS3 HI 0 9V pk nominal DSX 3 560mV pk nominal Fits mask T1 102 1993 DS3 900 330mV pk nominal E1 Balanced 3 00V 10 As per ITU rec G703 E1 Unbalanced 2 37V 10 As ...

Страница 56: ...y of the Telecom Mask Application Disk and the Negative pulse masks are in the INV_MASK directory Installing the Telecom Masks Option 1 Insert the Disk containing the Telecom Mask into the Oscilloscope Disk Drive 2 Press SHIFT Blue Key DISK 3 Press softkey then softkey 139 264 Mb s All 1 s Pulse 1 Recall the HP 37718A Default Settings as shown on page 3 4 2 Set the display as shown below Oscillosc...

Страница 57: ...ence to compare the pulse with the mask a RECALL 8 b DEFINE MEAS c softkey d softkey e softkey f softkey g RUN 7 The Oscilloscope will automatically display and compare an isolated positive pulse with the mask limits A PASS message should appear on the Oscilloscope NOTE It may be necessary to visibly fit the waveform to the mask by adjusting the Oscilloscope vertical position and horizontal delay ...

Страница 58: ...h the mask limits A PASS message should appear on the Oscilloscope NOTE It may be necessary to visibly fit the waveform to the mask by adjusting the Oscilloscope vertical position and horizontal delay to obtain a PASS on the Mask 13 Measure the peak pulse amplitude at the mid pulse width using the Oscilloscope and verify that this is between 450 mV and 550 mV i e 900 mV 1 1V Pk Pk 14 Select PATTER...

Страница 59: ... CHAN 1 on the Oscilloscope and set to 1MΩ input impedance Load the Telecom Mask 5 On the Oscilloscope use the following key sequence to select and load the required Telecom Mask a SHIFT Blue Key APPLICATION b softkey c Use ENTRY MEASURE control to select 34MG703 in the highlighted MSK FILES window d softkey Compare Pulse with Mask 6 On the Oscilloscope use the following key sequence to compare th...

Страница 60: ...s between 900 mV and 1 100 Volts Negative Pulse 9 On the Oscilloscope use the following key sequence to access the inverted mask a SHIFT Blue Key DISK b softkey c Use ENTRY MEASURE control to highlight INV_MASK d softkey Load the Telecom Mask 10 On the Oscilloscope use the following key sequence to select and load the required Telecom Mask a SHIFT Blue Key APPLICATION b softkey c Use ENTRY MEASURE...

Страница 61: ...cope vertical position and horizontal delay to obtain a PASS on the Mask 13 Measure the peak pulse amplitude at the mid pulse width using the Oscilloscope and verify that this is between 900 mV and 1 100 Volts Procedure 8 448 Mb s Positive Pulse 1 Recall the HP 37718A 19A Default Settings as shown on page 3 4 2 Set the display as shown opposite 3 Connect the PDH DSn 75Ω OUT port to the Oscilloscop...

Страница 62: ...tically display and compare an isolated positive pulse with the mask limits A PASS message should appear on the Oscilloscope NOTE It may be necessary to visibly fit the waveform to the mask by adjusting the Oscilloscope vertical position and horizontal delay to obtain a PASS on the Mask 8 Measure the peak pulse amplitude at the mid pulse width using the Oscilloscope and verify that this is between...

Страница 63: ... e softkey f softkey g RUN 12 The Oscilloscope will automatically display and compare an isolated positive pulse with the mask limits A PASS message should appear on the Oscilloscope NOTE It may be necessary to visibly fit the waveform to the mask by adjusting the Oscilloscope vertical position and horizontal delay to obtain a PASS on the Mask 13 Measure the peak pulse amplitude at the mid pulse w...

Страница 64: ... use the following key sequence to select and load the required Telecom Mask a SHIFT Blue Key APPLICATION b softkey c Use ENTRY MEASURE control to select DS_1E in the highlighted MSK FILES window d softkey Compare Pulse with Mask 6 On the Oscilloscope use the following key sequence to compare the pulse with the mask a RECALL 8 b DEFINE MEAS c softkey d softkey e softkey f softkey g RUN TRANSMIT TE...

Страница 65: ...he inverted mask a SHIFT Blue Key DISK b softkey c Use ENTRY MEASURE control to highlight INV_MASK d softkey Load the Telecom Mask 10 On the Oscilloscope use the following key sequence to select and load the required Telecom Mask a SHIFT Blue Key APPLICATION b softkey c Use ENTRY MEASURE control to select DS_1E in the highlighted MSK FILES window d softkey Compare Pulse with Mask 11 On the Oscillo...

Страница 66: ...Oscilloscope and verify that this is between 2 133V and 2 607 Volts Procedure DSX 3 Positive Pulse 1 Recall the HP 37718A 19A Default Settings as shown on page 3 4 2 Set the display as shown below 3 Connect the PDH DSn 75Ω OUT port to the Oscilloscope CHAN 1 terminate in 75Ω 4 Select CHAN 1 on the Oscilloscope and set to 1MΩ input impedance Load the Telecom Mask 5 On the Oscilloscope use the follo...

Страница 67: ...fit the waveform to the mask by adjusting the Oscilloscope vertical gain position and horizontal delay to obtain a PASS on the Mask 8 Measure the peak pulse amplitude at the mid pulse width using the Oscilloscope and verify that this is nominally 560 mV Negative Pulse 9 On the Oscilloscope use the following key sequence to access the inverted mask a SHIFT Blue Key DISK b softkey c Use ENTRY MEASUR...

Страница 68: ... the Oscilloscope vertical gain position and horizontal delay to obtain a PASS on the Mask 13 Measure the peak pulse amplitude at the mid pulse width using the Oscilloscope and verify that this is nominally 560 mV 14 Set the signal to HIGH and check that the peak pulse amplitude is approximately 0 9V 15 Set the signal to LOW and check that the peak pulse amplitude is approximately 0 3V Procedure D...

Страница 69: ...ey APPLICATION b softkey c Use ENTRY MEASURE control to select DS1_NEW in the highlighted MSK FILES window d softkey Compare Pulse with Mask 7 On the Oscilloscope use the following key sequence to compare the pulse with the mask a RECALL 8 Ensure CH1 Impedance is reset to 1MΩ Select TRIGGER SETUP and set softkey to b DEFINE MEAS c softkey d softkey e softkey f softkey g RUN TRANSMIT TELECOM MASK M...

Страница 70: ...e Mask 9 Measure the peak pulse amplitude at the mid pulse width using the Oscilloscope and verify that this is between 1 896V and 2 844V Negative Pulse 10 On the Oscilloscope use the following key sequence to access the inverted mask a SHIFT Blue Key DISK b softkey c Use ENTRY MEASURE control to highlight INV_MASK d softkey Load the Telecom Mask 11 On the Oscilloscope use the following key sequen...

Страница 71: ...pad 13 The Oscilloscope will compare the negative pulse with the mask limits A PASS message should appear on the Oscilloscope NOTE It may be necessary to visibly fit the waveform to the mask by adjusting the Oscilloscope vertical position and horizontal delay to obtain a PASS on the Mask 14 Measure the peak pulse amplitude at the mid pulse width using the Oscilloscope and verify that this is betwe...

Страница 72: ...ualization E1 2 048 Mb s 6dB for root f cable at 1 2 bit rate E2 8 448 Mb s 6dB for root f cable at 1 2 bit rate E3 34 368 Mb s 12dB for root f cable at 1 2 bit rate E4 139 264 Mb s 12dB for root f cable at 1 2 bit rate DS1 1 544 Mb s Single range from DS1 LO to DSX 1 DS3 44 736 Mb s Automatic equalization for up to 900 feet of root f cable Cable Simulator E4 80 metres of 8120 0049 Cable Simulator...

Страница 73: ...COUPLED on the display 139 264 Mb s 3 Set the display as shown opposite 4 Connect Cable Simulator E4 between the PDH DSn 75Ω OUT and 75Ω IN ports 5 Press then to start the measurement 6 Ensure that NO TROUBLE is displayed on the display after 30 seconds 7 Press to stop the measurement SETTINGS CONTROL OTHER TRANSMIT RESULTS TROUBLE SCAN RUN STOP RESULTS RUN STOP ...

Страница 74: ... as shown below 9 Connect Cable Simulator E3 between PDH DSn 75Ω OUT and 75Ω IN ports 10 Press then to start the measurement 11 Ensure that NO TROUBLE is displayed on the display after 30 seconds 12 Press to stop the measurement TRANSMIT RESULTS TROUBLE SCAN RUN STOP RESULTS RUN STOP ...

Страница 75: ...rement 16 Ensure that NO TROUBLE is displayed on the display after 30 seconds 17 Press to stop the measurement NOTE If Cable Simulator DS3 is not available it is permissible to select DS3 900 on the display and connect the HP 37718A 19A 75Ω OUT port direct to the 75Ω IN port This setup assumes the DS3 900 output signal is within specification TRANSMIT RESULTS TROUBLE SCAN RUN STOP RESULTS RUN STOP...

Страница 76: ... shown below 19 Connect Cable Simulator E2 between the PDH DSn 75Ω OUT and 75Ω IN ports 20 Press then to start the measurement 21 Ensure that NO TROUBLE is displayed on the display after 30 seconds 22 Press to stop the measurement TRANSMIT RESULTS TROUBLE SCAN RUN STOP RESULTS RUN STOP ...

Страница 77: ... shown below 24 Connect Cable Simulator E1 between the PDH DSn 75Ω OUT and 75Ω IN ports 25 Press then to start the measurement 26 Ensure that NO TROUBLE is displayed on the display after 30 seconds 27 Press to stop the measurement TRANSMIT RESULTS TROUBLE SCAN RUN STOP RESULTS RUN STOP ...

Страница 78: ...0 Press then to start the measurement 31 Ensure that NO TROUBLE is displayed on the display after 30 seconds 32 Press to stop the measurement NOTE If Cable Simulator DS1 is not available it is permissible to select DS1 LO on the display and connect the 110Ω OUT port direct to the 110Ω ΙΝ port This setup assumes the DS1 LO output signal is within specification TRANSMIT RESULTS TROUBLE SCAN RUN STOP...

Страница 79: ...ng the correct Cable Simulators for each bit rate in the attenuation path Equipment Required Bit Rate Nominal Loss Equalization at 1 2 Bit Rate E1 2 048 Mb s 20 26 30dB 3dB E2 8 448 Mb s 20 26 30dB 3dB E3 34 368 Mb s 20 26dB 6dB E4 139 264 Mb s 20 26dB 6dB DS1 1 544 Mb s 20 26 30dB 3dB DS3 44 736 Mb s 20 26dB 6dB Cable Simulator E4 M 40 metres of 8120 0049 Cable Simulator E3 M 60 metres of 8120 00...

Страница 80: ...18A 19A DEFAULT SETTINGS as shown on page 3 4 2 Connect the equipment as shown in Figure 3 1 Figure 3 1 Receiver Monitor Input Test Setup 2 048 Mb s E1 1 Press and set up the display as shown opposite 2 Press and set up the display as shown TRANSMIT MAIN SETTINGS RECEIVE MAIN SETTINGS ...

Страница 81: ...that NO TROUBLE is displayed on the display after 30 seconds Press to stop the measurement 11 Connect the 6dB Fixed Attenuator in the signal path to give a total path attenuation of 26dB 12 Press and select MONITOR LEVEL 26dB 13 Press then to start the measurement 14 Ensure that NO TROUBLE is displayed on the display after 30 seconds Press to stop the measurement 15 Remove Cable Simulator E1 M fro...

Страница 82: ...e measurement 26 Ensure that NO TROUBLE is displayed on the display after 30 seconds Press to stop the measurement 8 448 Mb s E2 27 Repeat steps 1 to 26 20dB 26dB and 30dB tests with the HP 37718A 19A and displays set to SIGNAL 8 Mb s and Cable Simulator E2 M fitted in place of Cable Simulator E1 M 34 368 Mb s E3 28 Repeat steps 1 to 18 20dB and 26dB tests with the HP 37718A 19A and displays set t...

Страница 83: ...DSX 1 Connect Cable Simulator DS1 between two Balanced to Unbalanced converters and fit in place of Cable Simulator E1 M 44 736 Mb s DS 3 31 Repeat steps 1 to 18 20dB and 26dB tests with the HP 37718A 19A and displays set to SIGNAL DSX 3 and Cable Simulator DS3 fitted in place of Cable Simulator E1 M 32 Disconnect all the test equipment TRANSMIT RECEIVE TRANSMIT RECEIVE ...

Страница 84: ... looped The unframed 2Mb s DS 1 signal is Demultiplexed from the 34Mb s DS 3 data stream to the PDH DSn Test Set via the HP 37718A 19A DROP port A BER test is performed to verify the integrity of the 2 Mb s DS 1 signal The output from the DROP Port is then applied to an Oscilloscope and the waveform characteristics are checked to ensure they meet specifications Equipment Required Rate Interface So...

Страница 85: ... an 37718A 37719A Any other PDH Test Set capable of generating and measuring at 2 Mb s DS 1 unframed can be used Procedure 2Mb s Mux Demux 1 Recall the HP 37718A 19A DEFAULT SETTINGS as shown on page 3 4 2 Connect the equipment as shown in Figure 2 Figure 2 External Mux Demux Test Setup ...

Страница 86: ...3 46 Performance Tests External Mux Demux 3 Press on the Test Set and set up the display as shown below 4 Press on the Test Set and set up the display as shown below TRANSMIT RECEIVE ...

Страница 87: ...nce Tests External Mux Demux 5 Press on the HP 37718A 19A and set up the display as shown below 6 Press on the HP 37718A 19A and set up the display as shown below TRANSMIT MAIN SETTINGS TRANSMIT STRUCTURED SETTINGS ...

Страница 88: ...A 19A and set up the display as shown below 9 Press on the Test Set Press on the Test Set and ensure that NO TROUBLE is displayed 10 Press SINGLE error add key on the Test Set and ensure the Bit Error count increments by one each time the key is pressed RECEIVE MAIN SETTINGS RECEIVE STRUCTURED SETTINGS RUN STOP RESULTS TROUBLE SCAN ...

Страница 89: ...key sequence to compare the pulse with the mask a RECALL 8 b DEFINE MEAS c softkey d softkey e softkey f softkey g RUN 15 The Oscilloscope will automatically display and compare an isolated positive pulse with the mask limits A PASS message should appear on the Oscilloscope NOTE It may be necessary to visibly fit the waveform to the mask by adjusting the Oscilloscope vertical position and horizont...

Страница 90: ...The Oscilloscope will automatically display and compare an isolated positive pulse with the mask limits A PASS message should appear on the Oscilloscope NOTE It may be necessary to visibly fit the waveform to the mask by adjusting the Oscilloscope vertical position and horizontal delay to obtain a PASS on the Mask 21 Measure the peak pulse amplitude at the mid pulse width using the Oscilloscope an...

Страница 91: ...CALL 8 Ensure CH1 Impedance is reset to 1MΩ Select TRIGGER SETUP and set softkey to b DEFINE MEAS c softkey d softkey e softkey f softkey g RUN NOTE Using the balanced to unbalanced converter reduces the pulse amplitude by a factor of 1 266 This will cause the comparison with the mask to fail To overcome this select CHAN 1 ON and reduce the Volts Division setting highlighted on the softkey display...

Страница 92: ...ask 10 On the Oscilloscope use the following key sequence to compare the pulse with the mask a RECALL 8 Ensure CH1 Impedance is reset to 1MΩ Select TRIGGER SETUP and set softkey to b DEFINE MEAS c softkey d softkey e softkey f softkey g RUN NOTE Using the balanced to unbalanced converter reduces the pulse amplitude by a factor of 1 266 This will cause the comparison with the mask to fail To overco...

Страница 93: ...e waveform to the mask by adjusting the Oscilloscope vertical position and horizontal delay to obtain a PASS on the Mask 12 Measure the peak pulse amplitude at the mid pulse width using the Oscilloscope and verify that this is between 1 896V and 2 844V 13 Disconnect all test equipment ...

Страница 94: ...ry Signal the HP 37718A 19A receiver should sync up with no errors if set to PATTERN ALL ONES The Frequency Measurement accuracy of the HP 37718A 19A can be determined by comparison with the frequency displayed on the Synthesizer Frequency Offset Measurement is also verified during this test as the HP 37718A 19A will display deviation from the expected Signal In frequency in ppm The PDH transmitte...

Страница 95: ...surement and Looped Clock Figure 3 3 Receiver Frequency Measurement Test Setup 3 Set the Synthesizer to FREQUENCY 1024 000 KHz sinewave AMPLITUDE 10dBm 4 Set the frequency counter to RATIO A B 5 Press and set up the display as shown below RECEIVE ...

Страница 96: ...display as shown below 7 Press and set up the display as shown below 8 Verify that the FREQUENCY displayed is between 2047991 Hz and 2048009 Hz 9 Verify that the Offset displayed is between 4 5 ppm and 4 5 ppm 10 Set the synthesizer frequency to 1024 102 kHz and verify that the TRANSMIT RESULTS ...

Страница 97: ...iven in Table 3 1 and verify the displayed Offset at each point Table 3 1 PDH DSn Offsets Receive Frequency Synthesizer Frequency Displayed Offset 8 Mb s E2 4224 000 Hz 4 5 to 4 5 ppm 8 Mb s E2 4223 578 Hz 95 5 to 104 5 ppm 8 Mb s E2 4224 422 Hz 95 5 to 104 5 ppm 34 Mb s E3 17 184 000 Hz 4 5 to 4 5 ppm 34 Mb s E3 17 182 282 Hz 95 5 to 104 5 ppm 34 Mb s E3 17 185 718 Hz 95 5 to 104 5 ppm 140 Mb s E...

Страница 98: ... SONET output rates Equipment Required Procedure 1 Recall the HP 37718A 19A DEFAULT SETTINGS as shown on page 3 4 2 Set the Transmitter Output to SDH SONET 3 Connect the HP 37718A 19A Multirate Analyzer module CLOCK TRIGGER port to the Frequency Counter Input A set the input termination to 50Ω 4 Adjust the Frequency Counter Trigger Level to obtain a stable reading and ensure that the Frequency Cou...

Страница 99: ...Equipment Required Clock Rate Description 2 048 Mb s MTS Accepts timing reference as per ITU T G 811 10 MHz Reference Accepts 10 MHz timing reference 1 544 Mb s BITS Accepts DS 1 timing reference as per TA TSY 000378 64 kb s Accepts 64 kb s timing reference as per ITU T G 703 Section 1 2 2 STM 1 STS 3 Receive Recovers clock from received STM STS input signal Synthesizer HP 3335A option 001 75Ω PDH...

Страница 100: ...Clock Format 1 Connect the 52 155 Mb s DATA OUT port to the 52 155 Mb s DATA IN port 2 Recall the HP 37718A 19A Default Settings as shown on page 3 4 and set the display as shown below 3 Press and set up the display as shown below 4 Set the HP 3335A to 2 048 MHz at 10 dBm OTHER SETTINGS CONTROL TRANSMIT ...

Страница 101: ...ncy Counter and check that a 2 048MHz signal is present MTS Clock Data 10 Disconnect the HP 3335A Synthesizer from the HP 37718A 19A 75Ω 2M REF IN port 11 Set the PDH DSn Test Set to transmit a 2 Mb s unframed signal 12 Connect the PDH DSn Test Set 75Ω Output to the HP 37718A 19A 75Ω 2M REF IN Port and Recall the DEFAULT SETTINGS as shown on page 3 4 13 Set the display as shown below 14 Select CLO...

Страница 102: ...st Set Data Output from the HP 37718A 19A 120Ω 2M REF IN port 23 Disconnect the 52 155 Mb s DATA OUT port from the 52 155 Mb s DATA IN port 24 Select CLOCK SYNC STM 1 STS 3 RECEIVE ON THE HP 37718A 19A display 25 The SDH Clock Loss Alarm led should be lit on the HP 37718A 19A 26 Set the Synthesizer frequency to 77 760MHz and amplitude to 10dBm 27 Connect the Synthesizer to the 75Ω 52 155 Mb s DATA...

Страница 103: ...Hz and amplitude to 10dBm 37 Connect the Synthesizer via the Balanced to Unbalanced converter to the HP 37718A 19A 100Ω BITS Clock Port 38 Ensure that the SDH SONET Clock Loss Alarm Led is not lit 64 kb s Clock 39 Select CLOCK SYNC 64 kb s ON THE HP 37718A 19A display 40 The SDH SONET Clock Loss Alarm led should be lit on the HP 37718A 19A 41 Set the 64kb s Test Set to provide a 64kb s Clock Signa...

Страница 104: ...ency counter The counter measures the Clock Trigger frequency to check the offset accuracy and range Equipment Required Procedure 1 Recall the HP 37718A 19A DEFAULT SETTINGS as shown on page 3 4 Set the Transmitter Output to SDH SONET 2 Select CLOCK SYNC 10MHz REF ON THE HP 37718A 19A display 3 Connect the HP8657A to the HP 37718A 19A Unbalanced 75Ω 2M REF IN port on the Clock Module 4 Set the Sig...

Страница 105: ...e reading 10 The reading should be between 51 839999 51 840001MHz If not check setup and ensure the Counter is locked to the Signal Generator 11 Set the HP 37718A 19A frequency offset to the settings given in Table 3 2 and verify the frequency at each step is within the Min Max limits 12 Disconnect all the test equipment Table 3 2 SDH SONET Offset Offset ppm Min Expected Frequency Max Expected Fre...

Страница 106: ...evant mask Equipment Required Procedure Positive Pulse 1 Recall HP 37718A 19A DEFAULT SETTINGS as shown on page 3 4 and set up the display as shown on the following page Level Pulse Amplitude Shape Cross Connect 450 feet 530 mV peak nominal Compliant with GR 253 Issue 1 Figure 4 10 and draft recommendation ITU R F 750 Appendix1 HIGH 1 V peak nominal LOW 300 mV peak nominal Oscilloscope HP 54520A O...

Страница 107: ...SHIFT Blue Key APPLICATION b softkey c Use ENTRY MEASURE control to select STS1_93 in the highlighted MSK FILES window d softkey Compare Pulse with Mask 5 On the Oscilloscope use the following key sequence to compare the pulse with the mask a RECALL 8 b DEFINE MEAS c softkey d softkey e softkey f softkey g RUN 6 The Oscilloscope will automatically display and compare an isolated positive pulse wit...

Страница 108: ...ight INV_MASK d softkey Load the Telecom Mask 9 On the Oscilloscope use the following key sequence to select and load the required Telecom Mask a SHIFT Blue Key APPLICATION b softkey c Use ENTRY MEASURE control to select STS1_93 in the highlighted MSK FILES window d softkey Compare Pulse with Mask 10 On the Oscilloscope use the following key sequence to compare the pulse with the mask a RECALL 8 b...

Страница 109: ...nd horizontal delay to obtain a PASS on the Mask 12 Measure the peak pulse amplitude at the mid pulse width using the Oscilloscope and verify that this is nominally 530 mV 13 Change the signal to STM 0 STS 1 HIGH and check that the ve and ve pulses are nominally 1 V 14 Change the signal to STM 0 STS 1 LOW and check that the ve and ve pulses max peaks are nominally 300 mV MASK MASK AUTO MASK ALIGN ...

Страница 110: ...sabled during this test Equipment Required Procedure NOTE This performance test is written using the HP 54520A Oscilloscope with Option 001 Telecom Masks Application If any other Oscilloscope is used the keystrokes given in this procedure will not apply Installing the Telecom Masks Option 1 Insert the Disk containing the Telecom Mask into the Oscilloscope Disk Drive 2 Press Blue Key 3 Press then P...

Страница 111: ...Waveshape All Ones Pulse 1 Connect up the equipment as shown in Figure 3 4 and Recall HP 37718A 19A DEFAULT SETTINGS as shown on page 3 4 Figure 3 4 STM 1 STS 3 Transmitter Output Waveshape Test Setup 2 Press and set up the display as shown below TRANSMIT ...

Страница 112: ...the Oscilloscope use the following key sequence to select and load the required Telecom Mask a SHIFT Blue Key APPLICATION b softkey c Use ENTRY MEASURE control to select 155BIN1 in the highlighted MSK FILES window d softkey Compare Pulse with Mask 7 On the Oscilloscope use the following key sequence to compare the pulse with the mask a RECALL 8 Ensure CH1 Impedance is reset to 1MΩ c softkey d soft...

Страница 113: ...ct PATTERN ALL 0 s on the display Load the Telecom Mask 11 On the Oscilloscope use the following key sequence to select and load the required Telecom Mask a SHIFT Blue Key APPLICATION b softkey c Use ENTRY MEASURE control to select 155BIN0 in the highlighted MSK FILES window d softkey Compare Pulse with Mask 12 On the Oscilloscope use the following key sequence to compare the pulse with the mask a...

Страница 114: ...itude at the mid pulse width using the Oscilloscope and verify that this is between 450 mV and 550 mV i e 900 mV 1 1V Pk Pk 15 On the Oscilloscope use the following key sequence to access the inverted mask a SHIFT Blue Key DISK b softkey c Use ENTRY MEASURE control to highlight INV_MASK d softkey 16 Repeat steps 6 to 14 to check pulses against Inverted masks 17 Set CALIBRATION PATTERN to OFF and d...

Страница 115: ... under test A BER measurement is run and a check made for no errors in the results page Equipment Required Procedure STM 0 STS 1 1 Recall the HP 37718A 19A Default Settings as shown on page 3 4 and set the display as shown on the following page Rate Equalization STM 0 STS 1 51 84 Mb s 12dB for root f cable at 1 2 bit rate STM 1 STS 3 155 52 Mb s 12dB for root f cable at 1 2 bit rate Cable Simulato...

Страница 116: ...nnect Cable Simulator STS 1 between the 52 155 Mb s 75Ω DATA OUT and 52 155 Mb s 75Ω DATA IN ports 4 Press then to start the measurement 5 Ensure that NO TROUBLE is displayed on the display after 30 seconds 6 Press to stop the measurement TRANSMIT RESULTS TROUBLE SCAN RUN STOP RESULTS RUN STOP ...

Страница 117: ...Cable Simulator STS 3 between the 52 155 Mb s 75Ω DATA OUT and 52 155 Mb s 75Ω DATA IN ports 9 Press then to start the measurement 10 Ensure that NO TROUBLE is displayed on the display after 30 seconds 11 Press to stop the measurement 12 Disconnect all the equipment TRANSMIT RESULTS TROUBLE SCAN RUN STOP RESULTS RUN STOP ...

Страница 118: ...ned from a 75Ω attenuator kit The Cable Loss is supplied by inserting the correct Cable Simulators for each bit rate in the attenuation path Equipment Required Procedure 1 Recall the HP 37718A 19A DEFAULT SETTINGS as shown on page 3 4 2 Connect the equipment as shown in Figure 3 5 Bit Rate Nominal Loss Equalization at 1 2 Bit Rate STM 0 STS 1 51 84 Mb s 20 26dB 12dB STM 1 STS 3 155 52 Mb s 20 26dB...

Страница 119: ...s SDH SONET Receiver Monitor Levels Figure 3 5 Receiver Monitor Input Test Setup STM 0 STS 1 1 Set the display as shown below 2 Press and set up the display as shown on next page OTHER SETTINGS CONTROL RECEIVE MAIN SETTINGS ...

Страница 120: ... Ensure that NO TROUBLE is displayed on the display after 30 seconds 10 Press to stop the measurement 11 Connect the 6dB Fixed Attenuator in the signal path to give a total path attenuation of 26dB 12 Press and select MONITOR LEVEL 26dB 13 Press then to start the measurement 14 Ensure that NO TROUBLE is displayed on the display after 30 seconds 15 Press to stop the measurement RESULTS TROUBLE SCAN...

Страница 121: ...Ensure that NO TROUBLE is displayed on the display after 30 seconds 19 Press to stop the measurement STM 1 STS 3 20 Repeat steps 1 to 19 20dB and 26dB tests with the display set to SIGNAL STM 1 STS 3 and Cable Simulator STS 3 fitted in place of Cable Simulator STS 1 21 Disconnect all the equipment RESULTS TROUBLE SCAN RUN STOP RESULTS RUN STOP RECEIVE ...

Страница 122: ... and EN 60825 Data Rates 51 84 155 52 622 08 or 2488 32 Mb s Nominal Wavelength 1530 nm to 1570 nm Typical 1550 nm Power Output 0 0 dBm to 3 0 dBm Typical 1dBm Line Coding NRZ Safety Class Class 1 FDA 21 CFR Ch 1 1040 10 and EN 60825 Data Rates 51 84 155 52 622 08 or 2488 32 Mb s Nominal Wavelength 1200 nm to 1600 nm Maximum Input Power 8 dBm for BER of 1 0E 10 Line Coding NRZ Sensitivity 34 dBm S...

Страница 123: ...use serious injury The guidelines below must be followed Check the connector configuration of the Fiber Optic Interfaces If these are fitted with a connector interface other than FC PC then remove the existing connector interface and fit the FC PC connector interface Check for any damage to the HP 37718A 19A Fiber Optic Interface spring loaded aperture covers and connectors Do not power up the ins...

Страница 124: ...s set the CAL to 0 000dBm i Press the key on the Power Meter to calibrate the Power Meter is now ready 4 Press to select the Power Level measurement on the HP8153A 5 Press or and select SIGNAL STM 0 OPT or OC 1 6 Check the HP8153A Power Meter reading is between 0 dBm and 3 dBm Typically 1 dBm 7 Press or and select SIGNAL STM 1 OPT or OC 3 8 Check the HP8153A Power Meter reading is between 0 dBm an...

Страница 125: ... and connect to the HP 37718A 19A Optical IN Port 19 Press then and select TRANSMITTER AND RECEIVER COUPLED 20 Press or and select SIGNAL STM 0 OPT or OC 1 21 Press then to start a measurement 22 After 5 minutes check that NO TROUBLE is displayed on the display 23 Repeat steps 13 through 22 substituting SIGNAL STM 1 OPT or OC 3 in steps 15 20 24 Repeat steps 13 through 22 substituting SIGNAL STM 4...

Страница 126: ...sconnect the output of the Lightwave Converter from the Oscilloscope and connect instead to the HP 37718A 19A Optical Module Monitor input 33 Press and set up the display as shown below 34 Press then to start the measurement 35 After 5 minutes check that NO TROUBLE is displayed on the display Press to stop the measurement 36 Recall the HP 37718A 19A DEFAULT SETTINGS as shown on page 3 4 37 Repeat ...

Страница 127: ... but with STM 4 OPT or OC 12 selected on the HP 37718A 19A and displays Procedure 1550 nm Optical Power Output 40 Repeat steps 1 through 12 substituting 1550nm for 1310nm Optical Receiver Sensitivity 41 Repeat Steps 13 through 25 substituting 1550nm for 1310nm TRANSMIT RECEIVE ...

Страница 128: ...3 88 Performance Tests Multirate Optical Interfaces ...

Страница 129: ...cted Bit Rate and the Spectrum Analyzer set to observe the displayed spectrum centered at this bit rate The HP 37718A jitter Modulation amplitude is adjusted to the level at which a Bessel Null is expected then fine tuned to null the carrier The jitter Amplitude UI pk pk displayed on the HP 37718A Transmitter and Receiver are checked to ensure they meet specified limits The test is repeated for va...

Страница 130: ...ve Jitter Amplitude Accuracy Procedure 1 Connect up the equipment as shown in Figure 3 6 Figure 3 6 PDH Tx Rx Jitter Test Setup 2 Recall the HP 37718A DEFAULT SETTINGS as shown on page 3 4 3 Setup the HP 37718A display as shown opposite OTHER ...

Страница 131: ...y Transmit Receive Jitter Amplitude Accuracy Ranges 1 1 6 UIp p 4 Setup the HP 37718A display as shown opposite 5 Select TRANSMITTER OUTPUT SETTINGS JITTER and setup the display as shown opposite 6 Select RECEIVER INPUT SETTINGS JITTER and setup as shown below TRANSMIT ...

Страница 132: ...low observation of TX RX Jitter and Results pages 8 Check the Receiver AIS Led is on 9 Set the Spectrum Analyzer as follows Centre Frequency 2048 kHz set to bit rate being checked Frequency Span 25 kHz approx 10 times the jitter modulation frequency Reference Level 0 dBm Sweep Time Auto Video Bandwidth Auto Resolution Bandwidth Auto RESULTS ...

Страница 133: ...Null is observed on the Spectrum Analyzer i e first dip in the carrier level see Figure 3 7 Figure 3 7 Bessel Null Example NOTE Set the Spectrum Analyzer centre frequency to the bit rate being tested 11 Press RUN to start the measurement 12 Ensure the Jitter amplitude displayed on the HP 37718A Transmit and Receive displays are between the minimum and maximum limits given in Table 3 4 ...

Страница 134: ...and Amplitude to the values given in columns 2 and 3 of the table Fine tune the amplitude to obtain the lowest carrier level on the Spectrum Analyzer display and check that the jitter amplitude displayed on the HP 37718A TX settings RX results are between the limits given in columns 4 to 7 of Table 3 4 Table 3 4 Tx Rx Jitter Amplitude Accuracy Ranges 1 1 6 UIp p Bit Rate Center Frequency Modulatio...

Страница 135: ...cy Transmit Receive Jitter Amplitude Accuracy Ranges 10 16 UIp p 15 Setup the HP 37718A display as shown opposite 16 Select and setup the display as shown opposite 17 Select RECEIVER INPUT SETTINGS JITTER and setup the display as shown opposite TRANSMIT TRANSMIT JITTER ...

Страница 136: ... on the Spectrum Analyzer i e second dip in the carrier level 22 Ensure the Jitter amplitude displayed on the HP 37718A TX display is between the minimum and maximum limits given in Table 3 5 NOTE To optimize Bessel Null to check the Receiver Accuracy it is necessary to use an external modulation source to give better amplitude resolution The HP 37718A is set to accept External modulation source a...

Страница 137: ... Spectrum Analyzer display and check that the TX jitter amplitude displayed on the HP 37718A is between the limits given in columns 4 and 5 of Table 3 5 Table 3 5 Range 10 16 Tx Rx Jitter Amplitude Accuracy Bit Rate Center Frequency Modulation Frequency Nulled Jitter Amplitude UI Minimum Jitter UI TX Maximum Jitter UI TX Minimum Jitter UI RX Maximum Jitter UI RX 2048kHz 2400Hz 1 8 1 5 2 0 1 587 1 ...

Страница 138: ...s available are dependent on the HP 37718A option External Jitter Generation and Demod Output 1 Add the Synthesizer and oscilloscope to the set up as shown below Figure 3 8 PDH External Jitter Generation and Demod Output Test Setup 2 Setup the HP 37718A display as shown opposite TRANSMIT ...

Страница 139: ...5 Set the Spectrum Analyzer as follows Centre Frequency 2048 kHz set to bit rate being checked Frequency Span 25 kHz approx 10 times the jitter modulation frequency Reference Level 0 dBm Sweep Time Auto Video Bandwidth Auto Resolution Bandwidth Auto 6 Set the Synthesizer to Frequency 10 kHz and minimum Output level 7 Increase the Synthesizer output level until the first Bessel Null is observed on ...

Страница 140: ...e Jitter Amplitude Accuracy 8 Check that the Synthesizer amplitude waveform on the Oscilloscope is between 1 76V pk_pk and 2 84V pk_pk 9 Check that the HP 37718A Demod Output amplitude waveform on the Oscilloscope is between 707 and 833mV pk_pk ...

Страница 141: ... check the TX and RX ranges The Optical SDH rates are tested in a similar way In this case the HP 37718A Optical Transmit signal is split using an optical coupler Part is looped back via an Optical Attenuator to the HP 37718A Receiver The split signal is passed through an O E Converter to provide an electrical version of the signal for Spectrum Analysis Because the SDH Data signal is scrambled thi...

Страница 142: ...ose 1 Recall the HP 37718A DEFAULT SETTINGS as shown on page 3 4 2 Setup the HP 37718A display as shown opposite Spectrum Analyzer HP 8560E Optical Coupler HP 15744C O E Converter HP 11982A Optical Attenuator HP 8156A Synthesizer HP 3335B Opt 001 Oscilloscope HP 54520A 75Ω 50Ω Matching Pad HP 11825B 75Ω Power Splitter SUHNER 4901 02A 75Ω Termination HP 15522 80010 Blocking Capacitor HP 10240B OTHE...

Страница 143: ...e STM 1e Electrical Transmit Receive SDH Jitter Amplitude Accuracy 3 Connect up the equipment as shown in Figure 3 9 Figure 3 9 STM 1e Electrical Transmit Receive Test Setup 4 Select and setup the HP 37718A display as shown opposite Setup for STM 1 E CMI with bulk loading TRANSMIT ...

Страница 144: ...3 104 Performance Tests SDH Transmit Receive Jitter Amplitude Accuracy 5 Select and ensure Jitter is set to OFF 6 Select RECEIVER INPUT SETTINGS JITTER and setup as shown below TRANSMIT JITTER ...

Страница 145: ...ere are no SDH result errors and that the Received Jitter results are 0 050 UI p p 9 Press STOP to halt measurement Change Receiver Filter to LP HP1 Press RUN and check that the Received Jitter results are 0 050 UI p p Press STOP to halt measurement 10 Select display and CALIBRATION and set up PATTERN to ALT as shown opposite Note to access CALIBRATION pages you must enter code 1243 to gain access...

Страница 146: ...Hz half bit rate being tested e g 311 04 MHz for STM 4 1 24416 GHz for STM 16 Frequency Span 325 kHz set to approx 5 times the Jitter frequency in step 11 Reference Level approx 15dBm depends splitter optical coupler O E converter used Sweep Time Auto Video Bandwidth Auto Resolution Bandwidth Auto 13 Increase the Jitter Amplitude from minimum until the Carrier to Sideband Ratio is nearest to 22 07...

Страница 147: ... HP 37718A to accept an External modulation source and set the synthesizer to the same jitter frequency as used for Internal modulation Adjust the level from minimium until the Carrier Sideband amplitude is within 0 10 dB of the required difference 14 Set the Calibration Pattern to OFF Check that there are no SDH errors 15 Select Press RUN to start measurement Check the TX Jitter UI p p setting is...

Страница 148: ...here are no SDH errors 20 Select Press RUN to start measurement Check the TX Jitter UI p p setting is between 0 06 and 0 14 UI p p Check the RX Jitter results are between 0 042 and 0 158 UI p p Press STOP to halt measurement 21 Set the Calibration Pattern to ALT 22 Change the Jitter Frequency to 6 5 kHz and adjust the Spectrum Analyzer span to approx 3 times the Jitter frequency 23 Adjust the HP 3...

Страница 149: ...UI 28 Change the Jitter Frequency to 4 kHz and adjust the Spectrum Analyzer span to approx 5 times the Jitter frequency 29 Adjust the HP 37718A jitter amplitude approximately 3 52 UI until the 2nd Bessel Null is observed on the Spectrum Analyzer i e 2nd dip in the carrier level see Figure 3 12 Figure 3 12 Second Bessel Null Example 30 Set the Calibration Pattern to OFF Check that there are no SDH ...

Страница 150: ...eck the RX Jitter results are between 6 756 and 8 164 UI p p 37 Press STOP to halt measurement 38 Set the Calibration Pattern to ALT 39 Change the Transmit Jitter Range to 50UI and Receiver Measurement Type to EXTENDED 40 Change the Jitter Frequency to 50Hz and Jitter Amplitude to 33UI p p NOTE Set the Spectrum Analyzer Span to approx 7 kHz and adjust Bandwidth Sweep Time controls as necessary Mea...

Страница 151: ...ors 42 Select Press RUN to start measurement Check the Transmit Display is between 30 82 and 35 18 UI p p Check the RX Jitter results are between 28 350 and 37 650 UI p p Press STOP to halt measurement 43 Set Jitter to OFF Centre Freq Span BW Sweep Freq kHz For STM 4 311 04 MHz 24 kHz 10 Hz 12 seconds 20 3 0 25 For STM 16 1 24416 GHz 90 kHz 10 Hz 33 seconds 82 3 0 5 RESULTS ...

Страница 152: ...cal Transmit Receive SDH Jitter Accuracy 44 Connect the equipment as shown below Figure 3 14 Optical Transmit Receive SDH Jitter Test Setup 45 Setup the HP 37718A display as shown below NOTE Use the available wavelength 1310 1550nm Where both are fitted select 1310nm TRANSMIT ...

Страница 153: ...Select and ensure Jitter is set to OFF and Calibration Pattern is set to OFF 47 Check the Optical Power measurement Results and adjust the Optical Attenuation as necessary for Received optical power within the BER JITTER range Record the Optical power reading TRANSMIT JITTER ...

Страница 154: ...ult MIN p p TX Result MAX p p RX Result MIN p p RX Result MAX p p 6 8 OFF 1 6UI LP HP2 OFF OFF OFF OFF N A 0 050 9 OFF 1 6UI LP HP1 OFF OFF OFF OFF N A 0 050 13 15 20 1 6UI LP HP1 0 2 65 kHz 0 15 0 25 0 136 0 264 16 20 LP HP2 650 kHz 0 15 0 25 0 134 0 266 22 25 LP HP1 0 91 6 5K 0 82 1 00 0 796 1 024 27 31 16UI 3 52 4K 3 30 3 74 3 174 3 866 33 37 7 52 2 5 kHz 7 10 7 94 6 756 8 164 39 43 50 64 FIXED...

Страница 155: ...ation in the Table below for STM 4 STEP TX Range RX Range RX Filter Tx UI p p Tx Freq TX Result MIN p p TX Result MAX p p RX Result MIN p p RX Result MAX p p 6 8 OFF 1 6UI LP HP2 OFF OFF OFF OFF N A 0 070 9 OFF 1 6UI LP HP1 OFF OFF OFF OFF N A 0 070 13 15 20 1 6UI LP HP1 0 2 250K 0 15 0 25 0 116 0 284 16 20 LP HP2 2 5M 0 15 0 25 0 111 0 291 22 25 LP HP1 0 91 25K 0 82 1 00 0 776 1 044 27 31 16UI 3 ...

Страница 156: ... wavelength option units set to the alternative wavelength 1550nm and repeat steps 6 9 for each rate STEP TX Range RX Range RX Filter Tx UI p p Tx Freq TX Result MIN p p TX Result MAX p p RX Result MIN p p RX Result MAX p p 6 8 OFF 1 6UI LP HP2 OFF OFF OFF OFF N A 0 070 9 OFF 1 6UI LP HP1 OFF OFF OFF OFF N A 0 070 13 15 20 1 6UI LP HP1 0 2 1M 0 14 0 26 0 114 0 286 16 20 LP HP2 10 M 0 13 0 27 0 100...

Страница 157: ...mplitude Accuracy External Jitter Generation and Demod Output 1 Add the Synthesizer and oscilloscope to the set up as shown below Figure 15 SDH External Jitter Generation and Demod Output Test Setup 2 Setup the HP 37718A display as shown opposite TRANSMIT ...

Страница 158: ...et the Spectrum Analyzer as follows Centre Frequency 77 76 MHz half bit rate being tested Frequency Span 30 kHz approx 3 times the Jitter frequency Reference Level approx 15dBm Sweep Time Auto Video Bandwidth Auto Resolution Bandwidth Auto 7 Set the Synthesizer to Frequency 10 kHz and minimum Output level 8 Increase the Synthesizer output level until the Carrier and first sidebands are equal as ob...

Страница 159: ... Check that the Synthesizer amplitude waveform on the Oscilloscope is between 364 and 546 mV pk_pk 10 Check that the HP 37718A Demod Output amplitude waveform on the Oscilloscope is between 756 mV and 1 075 V pk_pk 11 Set the Calibration Pattern to OFF and set Jitter to OFF ...

Страница 160: ...3 120 Performance Tests SDH Transmit Receive Jitter Amplitude Accuracy ...

Страница 161: ... by Humidity Date Table 6 Performance Test Record Page No Test Description Result Min Actual Max Self Test 3 6 Step3 Confidence Tests Pass Fail 3 7 Step 4 All Tests Pass Fail 3 8 Step 3 1550nm Tests Pass Fail 3 9 Step 3 DCC Tests Pass Fail PDH DSn Internal Transmitter Clock Accuracy Offset 3 11 Step 4 2 Mb s 1 023995 MHz 1 024005 MHz Step 6 2 Mb s 50ppm 1 0240465 MHz 1 0240555 MHz Step 8 2 Mb s 50...

Страница 162: ...p 35 1 544 Mb s 32ppm 1 544042 MHz 1 544056 MHz Step 37 1 544 Mb s 32ppm 1 543944 MHz 1 543958 MHz 3 14 Step 40 44 736 Mb s 44 735799 MHz 44 736201 MHz Step 42 44 736 Mb s 20ppm 44 736693 MHz 44 737096 MHz Step 44 44 736 Mb s 20ppm 44 734904 MHz 44 735307 MHz PDH DSn Transmitter Output 3 16 139 264Mb s E4 Step 7 All 1 s Pulse Pass Fail Step 8 Pulse amplitude 0 45V pk 0 55V pk Step 12 All 0 s Pulse...

Страница 163: ... ve Pulse amplitude 2 133V pk 2 607V pk 3 26 44 736Mb s DSX3 Step 7 ve Pulse Pass Fail Step 8 ve Pulse amplitude Pass Fail Step 12 ve Pulse Pass Fail Step 13 ve Pulse amplitude Pass Fail Step 14 High amplitude Pass Fail Step 15 Low amplitude Pass Fail 3 28 1 544Mb s DSX1 Step 7 ve Pulse Pass Fail Step 8 ve Pulse amplitude 1 984V pk 2 976V pk Step 12 ve Pulse Pass Fail Step 13 ve Pulse amplitude 1 ...

Страница 164: ...0 2 048Mb s E1 Step 5 20dB Pass Fail Step 10 20dB Equalization Pass Fail Step 14 26dB Equalization Pass Fail Step 18 26dB Pass Fail Step 22 30dB Pass Fail Step 26 30dB Equalization Pass Fail 3 42 8 448Mb s E2 Step 27 20dB Pass Fail Step 27 20dB Equalization Pass Fail Step 27 26dB Equalization Pass Fail Step 27 26dB Pass Fail Step 27 30db Pass Fail Step 27 30dB Equalization Pass Fail 3 42 34 368Mb ...

Страница 165: ...ass Fail Step 30 26dB Equalization Pass Fail Step 30 26dB Pass Fail Step 30 30db Pass Fail Step 30 30dB Equalization Pass Fail 3 43 44 736Mb s E3 Step 31 20dB Pass Fail Step 31 20dB Equalization Pass Fail Step 31 26dB Equalization Pass Fail Step 31 26dB Pass Fail 3 44 External Mux Demux Step 9 2 Mb s Bit Code EC Pass Fail Step 10 2 Mb s Bit Error Add Pass Fail Step 15 ve Mask 2 Mb s Step 16 ve Amp...

Страница 166: ...equency 100 ppm 2 048194 MHz 2 048214 MHz Step 11 Offset 100 ppm 95 5 ppm 104 5 ppm Step 12 Frequency 100 ppm 2 047786 MHz 2 047806 MHz Step 13 Offset 100 ppm 95 5 ppm 104 5 ppm Step 13 Frequency Counter Pass Fail Step 14 8Mb s 0 ppm 4 5 ppm 4 5 ppm Step 14 8Mb s 100 ppm 95 5 ppm 104 5 ppm Step 14 8Mb s 100 ppm 95 5 ppm 104 5 ppm Step 14 34 Mb s 0 ppm 4 5 ppm 4 5 ppm Step 14 34 Mb s 100 ppm 95 5 p...

Страница 167: ...ock Step 7 2Mb s Clock Pass Fail Step 9 Ref Clock Out Pass Fail Step 16 2Mb s Data Pass Fail Step 21 2Mb s Data Balanced Pass Fail Step 25 Rx Data Clock Loss Pass Fail Step 28 Rx Data Clock Gain Pass Fail Step 30 10 MHz Clock Loss Pass Fail Step 33 10MHz Clock Gain Pass Fail Step 35 BITS Clock Loss Pass Fail Step 38 BITS Clock Gain Pass Fail Step 41 64kb s Clock Loss Pass Fail Step 42 64kb s Clock...

Страница 168: ...Step 11 ve Pulse Pass Fail Step 12 ve Pulse Amp Pass Fail Step 13 High amplitude Pass Fail Step 14 Low Amplitude Pass Fail 3 70 STM 1 STS 3 Transmitter Output Waveshape Step 8 All 1 s Pulse Pass Fail Step 9 Pulse Amp 450 mV pk 550 mV pk Step 13 All 0 s Pulse Pass Fail Step 14 Pulse Amp 450 mV pk 550 mV pk 3 75 SDH SONET Receiver Equalization Step 5 STM 0 STS 1 Pass Fail Step 10 STM 1 STS 3 Pass Fa...

Страница 169: ...ep 6 STM 0 OC 1 0 dBm 3 dBm Step 8 STM 1 OC 3 0 dBm 3 dBm Step 10 STM 4 OC 12 0 dBm 3 dBm Step 12 STM 16 OC 48 0 dBm 3 dBm Sensitivity 1310nm Step 22 STM 0 OC 1 Pass Fail Step 23 STM 1 OC 3 Pass Fail Step 24 STM 4 OC 12 Pass Fail Step 25 STM 16 OC 48 Pass Fail PMP input Step 35 STM 0 OC 1 Pass Fail Step 38 STM 1 OC 3 Pass Fail Step 41 STM 4 OC 12 Pass Fail Power 1550nm Step 42 STM 0 OC 1 0 dBm 3 d...

Страница 170: ... dBm 3 dBm Step 42 STM 16 OC 48 0 dBm 3 dBm Sensitivity 1550nm Step 43 STM 0 OC 1 Pass Fail Step 43 STM 1 OC 3 Pass Fail Step 43 STM 4 OC 12 Pass Fail Step 43 STM 16 OC 48 Pass Fail Table 6 Performance Test Record continued Page No Test Description Result Min Actual Max ...

Страница 171: ...ption Result Min Actual Max 3 89 PDH Tx Rx Jitter Amplitude Accuracy Step 8 AIS LED On Pass Fail Step 12 2048 kHz Tx 0 69 UI 0 83 Step 12 2048 kHz Rx 0 711 UI 0 829 UI Step 12 8448 kHz Tx 0 69 UI 0 83 UI Step 12 8448 kHz Rx 0 706 UI 0 834 UI Step 12 34368 kHz Tx 0 69 UI 0 83 UI Step 12 34368 kHz Rx 0 706 UI 0 834 UI Step 12 139264 kHz Tx 0 68 UI 0 84 UI Step 12 139264 kHz Rx 0 706 UI 0 834 UI Step...

Страница 172: ...4368 kHz Null 2 8 UI Tx 2 5 Ui Tx 3 0 UI 34368 kHz Null 2 8 UI Rx 2 517 UI Rx3 003 UI 34368 kHz Null 6 8 UI Tx 6 2 UI Tx 7 3 UI 34368 kHz Null 6 8 UI Rx 6 237 UI Rx 7 283 UII 34368 kHz Null 8 8 UI Tx 8 2 Ui Tx 9 3 UI 34368 kHz Null 8 8 UI Rx 8 097 UI Rx 9 423 UI 139264 kHz Null 3 8 Tx 3 3 Ui Tx 4 2 UI 139264 kHz Null 3 8 Rx 3 447 UI Rx 4 073 UI 139264 kHz Null 7 8 Tx 7 1 Ui Tx 8 4 UI 139264 kHz Nu...

Страница 173: ... p Rx Jitter results 0 042 UI p p 0 158 UI p p Step 24 No SDH errors Pass Fail Step 25 Tx Jiter results 0 82UI p p 1 00 UI p p Rx Jitter results 0 796 UI p p 1 024 UI p p Step 30 No SDH errors Pass Fail Step 31 Tx Jitter results 3 30 UI p p 3 74 UI p p Rx Jitter Results 3 204 UI p p 3 836 UI p p Step 35 No SDH errors Pass Fail Step 36 Tx Jitter results 7 10 UI p p 7 94 UI p p Rx Jitter results 6 7...

Страница 174: ... Rx result 0 134 UI p p 0 266 UI p p step 19 No SDH errors Pass Fail step 22 25 Tx result 0 82UI p p 1 00 UI p p step 22 25 Rx result 0 796 UI p p 1 024 UI p p step 24 No SDH errors Pass Fail step 27 31 Tx result 3 30 UI p p 3 74 UI p p step 27 31 Rx result 3 174 UI p p 3 866 UI p p step 30 No SDH errors Pass Fail step 33 37 Tx result 7 10 Ui p p 7 94 UI p p step 33 37 Rx result 6 756 UI p p 8 164...

Страница 175: ...tep 18 20 Tx result 0 15 UI p p 0 25 UI p p step 18 20 Rx result 0 111 UI p p 0 291 UI p p step 19 No SDH errors Pass Fail step 22 25 Tx result 0 82 UI p p 1 00 UI p p step 22 25 Rx result 0 776 UI p p 1 044 UI p p step 24 No SDH errors Pass Fail step 27 31 Tx result 3 30 UI p p 3 74 UI p p step 27 31 Rx result 3 174 UI p p 3 866 UI p p step 30 No SDH errors Pass Fail step 33 37 Tx result 10 90 Ui...

Страница 176: ...5 Rx result 0 114 UI p p 0 286 UI p p step 14 No SDH errors Pass Fail step 18 20 Tx result 0 13 UI p p 0 27 UI p p step 18 20 Rx result 0 100 UI p p 0 300 UI p p step 19 No SDH errors Pass Fail step 22 25 Tx result 0 81 UI p p 1 01 UI p p step 22 25 Rx result 0 795 UI p p 1 026 UI p p step 24 No SDH errors Pass Fail step 27 31 Tx result 3 29 UI p p 3 75 UI p p step 27 31 Rx result 3 124 UI p p 3 9...

Страница 177: ...s Pass Fail step 9 Rx result N A 0 050 UI p p 3 116 Step 51 STM 4 Optical step 8 Rx result N A 0 070 UI p p step 8 No SDH errors Pass Fail step 9 Rx result N A 0 070 UI p p 3 116 Step51 STM 16 Optical step 8 Rx result N A 0 070 UI p p step 9 Rx result N A 0 070 UI p p step 8 No SDH errors Pass Fail SDH Ext Jitter Generation Demod Output 3 117 Step 9 Input Tx mod 364mV p p 546 mV p p Step 10 Demod ...

Страница 178: ...3 138 Performance Tests Jitter Performance Test Record options 204 205 206 ...

Страница 179: ...NET terminology Refer to the table given in this chapter for an explanation of equivalent SDH SONET terms ETSI European Telecommunications Standards Institute ANSI American National Standards Institute Table 1 ETSI ANSI Terminology ETSI Term ANSI Term AU 3 STS 1 SPE H1 H2 H3 AU 4 STS 3c SPE H1 H2 H3 BIP Bit Interleaved parity CV Code Violation High Order Path HP HO STS Path I n Intra Office n STM ...

Страница 180: ...ead Network Node Interface Line Interface OOF SEF severely errored frame defect Path AIS AU AIS AIS P Path REI HP REI REI P Path FERF HP RDI RDI P Path IEC AU IEC IEC P Path Overhead Path Overhead Regenerator Repeater Regenerator Section RS Section Regenerator Section Overhead Section Overhead Remote Alarm Indicator RAI RS DCC Section DCC DCC S Section Overhead SOH Transport Overhead TOH S n 1 or ...

Страница 181: ...S n where m n 3 for m 1 STM 0 STS 1 STM 1 OC3c STS 3c STM 4 OC 12 STS 12 STM 16 OC 48 STS 48 Tributary Unit TU Virtual Tributary VT TU VT TU 11 VT 1 5 TU 12 VT 2 TU 2 VT 6 TU 3 NONE TU BIP VT BIP CV V TU RDI LP RDI RDI V TUG VT Group TUG2 VT Group 12 columns TUG3 VT Group 86 columns TU multiframe VT superframe TU PATH AIS VT AIS AIS V VC SPE VC4 STS3C SPE Virtual Container VC Synchronous Payload E...

Страница 182: ...4 4 Installation ETSI ANSI Conversion and Equivalent Terms ...

Страница 183: ... a quick verification of the main instrument functions using external Back to Back loopback of the instrument Transmit Receive sections See Table below for a list of the subtests and Figure 5 1 for the external loopback cabling required for this test Use this test to provide a quick operational verification Subtest Test Function 1 OPT 010 PDH 140Mb s Structured 64kb s 2 OPT 010 PDH 2Mb s 120 ohm b...

Страница 184: ...ts and Figure 5 1for the loopback cabling required for this test Note a Formatted floppy disk is required as the CPU test is run as part of All Tests selection Use this test to provide a comprehensive operational verification SPECIFIC MEASUREMENT HARDWARE FUNCTION TESTS CPU Tests test time approximately 2 minutes Provides a quick test of the Main and Front Panel processors No external cabling is r...

Страница 185: ...Balanced 120 ohm 10 21 Frequency Offset 140 34 8 2Mhz 22 36 Error Add Detect 34 2Mhz 37 44 Framing 140 2Mhz 45 53 Structured Payloads 140 34 8Mhz 54 63 Patterns 140 34 8Mhz 64 Drop Insert 2Mhz 65 72 Round Trip Delay 64Kb s 73 82 Not used 83 86 Line Code Tests DS3 DS1 Unable 75 ohm 87 88 Line Code Tests DS1 Balanced 110 ohm 89 94 Frequency Offset DS3 DS1 95 112 Error Add Detect DS3 DS1 113 120 Fram...

Страница 186: ...11 12 Basic STM 4o Tx Rx Test 13 14 Basic STM 16o Tx Rx Test 15 17 STM 4o Frequency Measurement 18 STM 16o Frequency Measurement 19 20 Clock Reference Source 21 22 Optical Power Measurement 23 Overhead Byte Defaults part 1 24 Overhead Byte Defaults part 2 25 STM16o J0 Path Trace Message 26 J1 Path Trace Message 27 J2 Path Trace Message 28 35 SDH Error Add RATE Detection 36 44 SDH Single Error Add ...

Страница 187: ... TU 11 Mixed Payload Tests 73 TU 11 TU 3 Mixed Payload Tests 74 75 AU New Pointer Test 76 77 AU Frequency Offset Pointer Moves 78 79 TU Frequency Pointer Moves 80 81 STM 16o 140Mb s Payload VC Offset Test 82 TU 3 Background Pattern Test 83 DCC Port Test 84 87 Stress Test 88 89 Service Disruption Test ...

Страница 188: ...ts 127 150 Not used 151 156 STM1e Tx Rx Jitter Tests 157 162 STM1o Tx Rx Jitter Tests 163 168 STM 4 Tx Rx Jitter Tests 169 174 STM 16 Tx Rx Jitter Tests 175 177 Wander Tests 178 Transfer Test 155 Electrical 179 Transfer Test STM 16 LONG GATING test test time approximately 6 Hours This test performs an extended gating check of each SDH SONET Optical rate to confirm error free operation Test time at...

Страница 189: ...5 7 Installation Self Tests LOOPBACKS REQUIRED BY TEST ...

Страница 190: ...e following numeric format First Number indicates the Test being run CPU 1xxx CONFIDENCE 2xxx PDH 3xxx for Subtests 100 18xxx for Subtests 100 BER 4xxx JITTER 5xxx for Subtests 100 20xxx for Subtests 100 LONG GATING 6xxx Note ALL TESTS uses the number from the tests it calls The next digits indicate the Subtest e g 415x is Subtest 15 of Test 4 BER where subtests are 99 the numbering restarts The l...

Страница 191: ...718A Option 002 SDH SONET version HP 37719A SONET only PDH Dsn Options HP 37718A Option 010 PDH rates 2 8 34 140Mb s HP 37718 9A Option 011 Dsn PDH rates DS1 DS3 E1 E3 SDH SONET 2 5Gb s Multirate BER Options HP 37718 9A Option 104 1310nm Optical TX HP 37718 9A Option 105 1550nm Optical TX HP 37718 9A Option 106 1313 1550nm Optical TX SDH PDH Multirate BER Jitter Options HP 37718A Option 204 1310nm...

Страница 192: ...6 2 Installation 37718A 19A Multirate BER configurations Options 104 105 106 37718A Multirate BER JITTER configurations Options 204 205 206 ...

Страница 193: ...nts Covered By Manual 1 4 Internal SDH Transmitter Clock 3 58 J Jitt Amp PDH Tx Rx 89 Jitt Amp SDH Tx Rx 101 L Laser apertures Location 2 10 LID Connector 2 11 Lifting Carrying the Instrument 1 6 Location of Laser Apertures 2 10 M Maintenance by the Operator 1 8 MUX 2 Mb s 75 ohm Connector 2 7 MUX Connector 2 7 MUX DS1 100 ohm Connector 2 7 N Noise Declaration German 1 10 O Operators Maintenance 1...

Страница 194: ...4 Index STM 1 STM 4 Optical Interface 3 82 Storage and Shipment 1 4 Symbols Safety 1 7 T TRANSMIT 2 8 34 140 OUT 2 6 V VGA Connector 2 11 W warning symbols 2 10 Warranty 1 1 Weight and Dimensions 1 5 ...

Страница 195: ...Test Measurement Chandiwala Estate Kalkaji New Delhi 110019 E mail HPI Test Measurement Telesales Phone Number 91 11 6906156 6826262 or 6826000 ext 6156 Fax 91 11 6826027 Korea Republic of Hewlett Packard Korea Ltd 25 12 Yoido dong Youngdeungpo ku Seoul 150 010 Phone Number 82 2 769 0800 Fax 82 2 786 1083 Malaysia Hewlett Packard Sales M Sdn Bhd HP DIRECT Test and Measurement Ground Floor Wisma Cy...

Страница 196: ...aus Österreich Phone Number 01 25000 7171 Fax 01 25000 7172 E Mail Address Messtechnik_vertrieb hp com Belgium Hewlett Packard Belgium SA NV Test Measurement Boulevard de la Woluwe 100 102 B 1200 Brussels Phone Number 32 2 778 3417 Fax 32 2 778 3414 Czech Republic T M DIRECT s r o Technická 2 166 27 Praha 6 Phone Number 420 2 2435 5808 Fax 420 2 2435 5809 Denmark Hewlett Packard A S T M Direct Kon...

Страница 197: ... Road Blackrock Co Dublin Phone Number 01 615 8222 Fax 01 284 5134 Italy Hewlett Packard Italiana S p A HP DIRECT Soluzioni di Misura e Collaudo Via G Di Vittorio 9 20063 Cernusco s N MI Phone Number 39 02 9212 2241 Fax 39 02 9210 4069 E Mail Address hpi_direct hp italy gen3 om hp com Netherlands Hewlett Packard Nederland B V HP T M DIRECT Startbaan 16 1187 XR Amstelveen Phone Number 020 547 6669 ...

Страница 198: ...0 4180 E Mail Address Messtechnik_vertrieb hp com United Kingdom Hewlett Packard Ltd Test Measurement Cain Road Bracknell Berkshire RG12 1HN Phone Number 01344 366666 Fax 01344 362852 E Mail Address uktmo_sales hp com Japan Hewlett Packard Japan Ltd Measurement Assistance Center 9 1 Takakura Cho Hachioji Shi Tokyo 192 8510 Phone Number 81 426 56 7832 Additional phone number s 0120 421 345 Fax 81 4...

Страница 199: ... Canada Ltd Test Measurement Business Centre 2670 Queensview Drive Ottawa Ontario K2B 8K1 Phone Number 1 800 276 8661 Fax 1 800 746 4866 United States For Technical Product Information Hewlett Packard Co Test Measurement Call Center 9780 S Meridian Blvd Englewood CO 80112 Phone Number 800 452 4844 Fax 303 662 3726 For Quotation Order Information Hewlett Packard Co Test Measurement Business Center ...

Страница 200: ...lett Packard Co 2452 24 Inverness Place East Englewood CO 80112 Phone Number 800 403 0801 Fax 888 857 8161 New Jersey Hewlett Packard Co 4401 150 Green Pond Road Rockaway NJ 07866 Phone Number 800 403 0801 Fax 888 857 8161 Texas Hewlett Packard Co 3185 930 E Campbell Road Richardson TX 75081 Phone Number 800 403 0801 Fax 888 857 8161 ...

Страница 201: ...l It documents the product as of 05 99 Edition dates are as follows First Edition May 99 Copyright Hewlett Packard Ltd 1999 All rights reserved Reproduction adaption or translation without prior written permission is prohibited except as allowed under the copyright laws ...

Страница 202: ...Printed in U K 05 99 37718 90069 In This Book This book contains installation information and techniques for checking instrument specifications ...

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