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TTC T-BERD 107A, Справочное руководство

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C-11

 

    
      

 STRESS PATTERNS

APPENDIX C

T1-4 Stress Pattern (Continued)

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Содержание T-BERD 107A

Страница 1: ...ralia Enabling Australia s Field Technicians to build troubleshoot and maintain better communications networks Industry Best Pricing Finance Available Short to Medium Project Based Rental Solutions Dedicated Technical After Sales Support In house Diagnostics Repair NATA Calibration Laboratory FREECALL 1800 680 680 ...

Страница 2: ...107A T CARRIERANALYZER REFERENCEMANUAL DECEMBER1994 1993 TELECOMMUNICATIONS TECHNIQUES CORPORATION 20400 Observation Drive Germantown Maryland 20876 800 638 2049 OR 301 353 1550 MD FAX 301 353 0731 WWW Address http www ttc com ...

Страница 3: ...trademarkandMULTIPAT isaregisteredtrademarkof TelecommunicationsTechniquesCorporation TTC ADynatechCompany SLCisaregisteredtrademarkof AT TTechnologies Inc Specs terms andconditionsaresubjecttochange withoutnotice ...

Страница 4: ...ACKING AND INITIAL INSPECTION 2 1 2 2 EQUIPMENTINCLUDED 2 1 2 3 WARNINGS AND CAUTIONS 2 2 2 4 POWERREQUIREMENTS 2 2 2 5 INSTRUMENTSELF TEST CHECKOUT 2 5 2 6 MAINTENANCE 2 19 2 7 BATTERYREPLACEMENT 2 20 2 8 WARRANTY 2 22 2 9 EQUIPMENTRETURN INSTRUCTIONS 2 24 INSTRUMENTDESCRIPTION 3 1 OVERVIEW 3 1 3 2 MAINFRAME TEST SETUP 3 3 3 3 MAINFRAME TEST CONNECTIONS 3 17 3 4 MAINFRAME TEST RESULTS 3 21 3 5 MA...

Страница 5: ...UP 3 39 3 12 ENHANCED ESF OPTION INTRODUCTION 3 43 3 13 ENHANCED ESF OPTION TEST SETUP 3 43 3 14 ENHANCED ESF OPTION TEST RESULTS 3 45 3 15 ENHANCED ESF OPTION PRINTER CONTROL 3 51 3 16 SMARTLOOPBACK COMMAND CODES OPTION INTRODUCTION 3 53 3 17 SMARTLOOPBACK COMMAND CODES OPTION TEST SETUP 3 53 3 18 SMARTLOOPBACK COMMAND CODES OPTION TROUBLESHOOTING 3 54 3 19 FRACTIONAL T1 OPTION INTRODUCTION 3 55 ...

Страница 6: ...EROPERATION 6 1 6 3 CONNECTING THE PRINTER 6 4 6 4 GENERATING A PRINTOUT 6 5 6 5 TYPES OF PRINTOUTS 6 7 SPECIFICATIONS 7 1 INTRODUCTION 7 1 7 2 GENERALSPECIFICATIONS 7 1 7 3 INPUT SPECIFICATIONS 7 2 7 4 OUTPUTSPECIFICATIONS 7 3 7 5 MEASUREMENTS 7 4 7 6 CONNECTORS 7 8 7 7 ALARMCRITERIA 7 8 7 8 PATTERNSPECIFICATIONS 7 10 7 9 LOOP CODES 7 12 7 10 GROUNDING 7 13 7 11 BATTERY 7 14 APPENDICES A FACTORY ...

Страница 7: ...OLSPRINTOUT 6 16 TABLES 3 1 BRIDGTAPPATTERNS 3 12 3 2 MULTIPATPATTERNS 3 13 4 1 T BERD 107A AUXILIARY FUNCTIONS 4 2 5 1 SIGNAL LEVEL TEST LOCATIONS 5 14 6 1 PRINTERINTERFACE PARAMETERS 6 3 7 1 PRINTER CONNECTOR PIN CONFIGURATION 7 7 A 1 FACTORY DEFAULT SETTINGS A 1 B 1 CHANNEL TIME SLOT ASSIGNMENTS B 1 D 1 INTELLIGENTNETWORKEQUIPMENT LOOP CODES D 1 D 2 INTELLIGENTNETWORKEQUIPMENT SELECTIONS D 2 SE...

Страница 8: ...n serviceandout of serviceapplications 1 2 INSTRUMENT OVERVIEW TheT BERD107Aisafull featured hand held T1testsetdesignedforoutsideplanttesting Itcanbe usedduringcircuitinstallation acceptancetesting andfaultisolation TheT BERD107Acanmonitor a T1 circuit without interrupting service generate andreceivetestpatternsduringout of servicecircuit testing and emulate a network device such as a Network Int...

Страница 9: ...sthateliminatetheneedtoperformseparatetests witheachpattern Logic error bipolar violation and frame error CRCerrorifESFframing analysisareperformed simultaneously with the associated error rate and erroredsecondsmeasurements Complete signal analysis includes signal level timingslips receivedclockfrequency andsimplex currentmeasurements In band and ESF out of band loopback codes enabletheinstrument...

Страница 10: ...p isrequiredwhenmonitoringlivecircuits Logicerrorandbipolarviolation BPV insertion enables the T BERD 107A to simulate span and equipmenterrors Line Build Out selections add troubleshooting capability to uncover marginal problems such as cablecrosstalkandbridgetaps Rechargeable battery and AC power adapter provideoperatingflexibilitytomeetdifferenttesting needs Thelead acidbatteryprovidesfourhours...

Страница 11: ...107A 2 Fixed long patterns stress the timing and re coverycircuitryoflinerepeaters Enhanced ESF Option 107A 3 Monitors and reports on the received ESF datalink ANSI T1 403 Performance Report Message PRM Adds PRM results to the DATALINK and SUMMARYcategories Generates and transmits PRMs on the T1 signal Adds a SMARTNIU mode that enables the T BERD 107A to query retrieve store and clear T1 circuit s...

Страница 12: ... Option 107A 5 Fractional T1 FT1 modes provide contigu ous and noncontiguous 56KxN and 64KxN fractional T1 testing capabilities in D4 D1D andESFframingformats Adds three FT1 patterns 63 511 and 2047 fortestingDDSandfractionalT1circuits AddsVFtones 404Hz 1004Hz and2804Hz at user selectable output level 2713 Hz at 0 0 dBm thatcanbetransmittedonauser selected DS0channel 1 5 ACCESSORIES T BERD T1 Repe...

Страница 13: ...OperatingManual T BERD Repeater Power Supply Model 41084 The T BERD Repeater Power Supply enables outside plant technicians to power up a T1 circuit fromthedistributionframeinthecentralofficetothe customer site for testing the completion of the span TheT BERDRepeaterPowerSupplydeliversacon stant current source of 60 mA 100 mA or 140 mA Theoutputvoltagevariesupto260VDC depending onthenumberofrepeat...

Страница 14: ...vide an interconnec tionbetweentheT BERD107A othertestsets and thenetwork Model Description 10559 WECO 310 plug to bantam plug 10 10599 WECO 310 plug to bantam plug 4 10615 Bantamplugtobantamplug 10 10648 Bantamplugtoalligator clips 10 11 008690 T BERD107AACpower adapter 30758 Printer cable 8 pin DIN to 25 pinD 30840 Dual bantam plug to mini testclips 41649 Dual bantam plug to 15 pin D T BERDRepea...

Страница 15: ...SECTION 1 1 8 GENERAL INFORMATION 1 7 ORDERING INFORMATION ContactTTCCustomerServiceDepartmentat 800 638 2049forinformationonorderingoptions oraccessories ...

Страница 16: ...es for checking the electrical performanceoftheinstrumentaregiveninSection 2 5 Instrument Self Test Checkout If the contents areincomplete oriftheT BERD107Adoesnotpass the Instrument Self Test Checkout notify TTC at 800 638 2049 If the shipping container is dam aged notifythecarrieraswellasTTC andkeepthe shipping container and materials for the carrier s inspection 2 2 EQUIPMENT INCLUDED The follo...

Страница 17: ...sunitintemperaturesabove122 F 50 C cancausedamagetotheunit 2 4 POWER REQUIREMENTS The T BERD 107A can be powered from an externalACpowersupply 115VAC oraninternal rechargeablebattery TheACADAPTERconnector islocatedonthetoppaneloftheT BERD107A The batteryislocatedinsidethelidpaneloftheT BERD 107A Complete AC power specifications are pro videdinSection7Specifications AC ADAPTER Connector The T BERD ...

Страница 18: ...A is equipped with an AC power adapter TheT BERD107AACpoweradapter mustbepluggedintoanapprovedtwo contact electricaloutlet POWERSwitch Thisswitchislocatedonthe lid panel and controls the power to the instru ment Itisatwo positionpushbuttonswitch the down position turns on the T BERD 107A whiletheuppositionturnsofftheinstrument ...

Страница 19: ...tch theT BERD107Aturns onagain The AUTO POWER OFF switch has a built in delayoftwosecondstopreventturningoffthe T BERD 107A by accidental contact with the switch Thisswitchconservesbatterypowerin casethelidisshutwiththePOWERswitchstill intheONposition Charging LED This red LED is located on the top panel adjacent to the AC ADAPTER connector TheChargingLEDilluminatesany time AC power is applied and...

Страница 20: ...cover Release the latch on the right side of the instrument and open the cover to its full extension 2 Connect AC power to the T BERD 107A InserttheT BERD107AACpoweradapter intotheACADAPTERconnectoronthetop panel of the T BERD 107A and plug the other end of the cable into an AC power source 3 POWER switch Press this switch on the lid panel to apply power to the T BERD 107A When the in strument is ...

Страница 21: ... maynotbesavedduringthepowercycle While the instrument may be used con tact the TTC Customer Service Depart mentat 800 638 2049 Ifitbecomesnecessarytorestoreallswitch settingstothefactorydefaults pressand holdtheRESTART switch thenturnthe power on Hold the RESTART switch downuntilthemessageSYSTEMRESET appearsinthedisplay AlltheLEDsillu minate and the message RELOAD NOVRAMisdisplayed The T BERD 107...

Страница 22: ...ORY SUMMARY RCVD INTERNAL LEDOFF RX INPUT TERM LBO 0 5 Connect the TX jack to the RX jack Use a bantam plug to bantam plug cable to connect the TX jack to the RX jack 6 Signalverification Verify that the T1 Pulses and Pattern Sync LEDsilluminate NOTE If the Low Battery LED is illumi nated or illuminates at any time duringthisprocedure continuethe instrumentcheckout Whenthein strumentcheckoutiscomp...

Страница 23: ...sx SIGNAL 6 0 Vp p 8 LBO switch Select 7 5andconfirmthattheRXLEVEL resultchangesto 7 5dBdsx 1 5dB 9 LBO switch Select 15andconfirmthattheRXLEVEL result changes to 15 dBdsx 2 0 dB 10 LBO switch Select 22 5andconfirmthattheRXLEVEL resultchangesto 22 5dBdsx 3 0dB 11 RESULTS switch SelecttheRXFREQresultintheRESULTS display SIGNAL category Confirm that thevalueforthisresultiswithintherangeof 1 543 999t...

Страница 24: ...MODE T1 D4 PATTERN 1 7 CATEGORY SIGNAL RESULTS DATABITS 13 Signalverification Verify that the T1 Pulses Frame Sync and PatternSyncLEDsilluminate 14 Verify channel selection capability Press the PATTERN switch and verify the channelchanges ThenpresstheRESULTS switchtoselectanothertestresult T1 D4 DATA BITS CH 01 SIGNAL 01000000 MODE PATTERN CATEGORY RESULTS MODE CATG PATT ...

Страница 25: ...SUMMARYcategory Themes sageALLRESULTSOKshouldappearinthe RESULTSdisplay T1 D4 ALL RESULTS ALL ONES OK SUMMARY 18 CATEGORYswitch SelecttheERRORScategory 19 ERR INS and RESULTS switches Press the ERR INS switch several times AftereachactivationoftheERRINSswitch checktheBITERRORSandVIOLATIONS resultsandverifythateachresultincrements by one each time the switch is pressed MODE PATTERN CATEGORY RESULTS...

Страница 26: ... BIT ERRORS ALL ONES 1 ERRORS T1 D4 VIOLATIONS ALL ONES 1 ERRORS 20 POWER switch Press to turn the T BERD 107A off Leave the T BERD 107A AC power adapter con nected to the instrument and recharge the batteryforaminimumofeighthoursbefore operatingthetestsetfromthebattery Afully charged battery will typically provide four hoursofcontinuousoperation ...

Страница 27: ...setup Prepare the T BERD 107A for testing in accordance with the Instrument Checkout BasicSetupprocedure 2 MODE switch VerifythattheSLC M1andSLC M2modes areavailable 3 CATEGORYswitch SelecttheDATALINKcategory Verifythat the SLC datalink test results can be dis played SLC M1 SLC ALM SEC ALL ONES UNAVAILABLE DATALINK 4 POWER switch Press to turn the T BERD 107A off MODE PATTERN CATEGORY RESULTS MODE...

Страница 28: ...oceduretoverifyits operation 1 Test setup Prepare the T BERD 107A for testing in accordance with the Instrument Checkout BasicSetupprocedure 2 PATTERN switch SelecttheT1DALYpattern 3 Signalverification Verify that the Pattern Sync LED illumi nates 4 Repeat for other patterns RepeatSteps2and3fortheT1 2 96 T1 3 54 T1 4 120 T1 5 53 55OCTET andMIN MAXpatterns 5 POWER switch Press to turn the T BERD 10...

Страница 29: ... BasicSetupprocedure 2 AUX and PATTERN switch PresstheAUXswitchtoactivatetheauxiliary functions Press the PATTERN switch to selecttheAUXDATALINKfunction 3 CATEGORYswitch Press either the up or down arrow to select PRMTRAN 4 RESULTS switch PresseithertheupordownarrowtosetPRM TRAN to EMUL CARR 5 AUX switch PresstheAUXswitchtoreturntotheoperat ingmode 6 CATEGORY and RESULTS switches SelecttheDATALINK...

Страница 30: ...the MODE switch to verify the SMARTNIUmodeisavailable 8 PATTERN switch Press the PATTERN switch to verify the RESULTSandSETUPfunctionsareavailable SMARTNIU CLOCK CLEAR SETUP 9 POWER switch Press to turn the T BERD 107A off MODE PATTERN CATEGORY RESULTS MODE CATG PATT MODE PATTERN CATEGORY RESULTS MODE CATG PATT ...

Страница 31: ...nd PATTERN switch PresstheAUXswitchtoactivatetheauxiliary functions Press the PATTERN switch to verify the AUX SMARTNET function is available 3 CATEGORY and RESULTS switches Press the CATEGORY switch to select ILR intelligent line repeaters Press the RE SULTS switch to select an intelligent line repeater manufacturer and model e g TELTREND7239LD RefertoSection4 2 AuxiliaryFunctionsforadditionalinf...

Страница 32: ...andlinerepeater IORandILR selections and addresses are available with two digits for the ILR address Press the RESULTS switch to verify the address can beprogrammed RefertoSection4 2Auxil iaryFunctionsforadditionalinformationon allowableaddressrangesforvariousintelli gentrepeaters AUX SELECT LOOPCODE PROG ILR 01 6 AUX switch Press the AUX switch to exit the auxiliary functions 7 POWER switch Press...

Страница 33: ...DE switch VerifytheFT1D4 FT1D1D andFT1ESF modesareavailable 3 PATTERN switch PressthePATTERNswitchtoverifythe63 511 and2047patterns aswellasoneofthe tones 404 Hz 1004 Hz 2804 Hz or 2713 Hz areavailable 4 AUX and PATTERN switch Press the AUX switch to activate the auxiliary functions Press the PATTERN switch to verify the AUX FT1 CHAN AUX FT1 IDLE AUX FT1 RATE and AUX VF TONE functions are availabl...

Страница 34: ...the electrical outlet used by the T BERD107A If AC power is not connected to the T BERD107A connecttheT BERD107A ACpoweradaptertotheADAPTERcon nectorandacompatibleACpowersupply andchargethebatteryforaminimumof15 minutes If the T BERD 107A fails to operate after the T BERD107AACpoweradapterandpowersupply arefoundtobeinproperworkingorder contactthe TTC Customer Service Department at 800 638 2049 If ...

Страница 35: ...order a replacementbatterycontactTTCCustomerService Departmentat 800 638 2049 1 Turn off the unit and remove AC power Press the POWER switch to turn off the T BERD107AandremovetheT BERD107A ACpoweradapterfromtheACADAPTER connector 2 Disconnect all cables Disconnectallcablesfromtheconnectorson the top panel of the T BERD 107A 3 Remove the screws on the lid panel UsingaPhillips headscrewdriver remov...

Страница 36: ...ment takes longer than ten minutes the NOVRAM memory is lost including print buffers and the T BERD 107A will start up with the default set tingsforallparameters 6 Install the new battery Fasten the connecting clip onto the new battery Place the new battery between the spring steelbracketsandslidethebatteryup so that the top right corner rests against the L shapedframe 7 Replace the lid panel Repl...

Страница 37: ...Thewarrantyis voidunderthefollowingconditions Equipment has been altered or repaired withoutspecificauthorizationfromTTC Equipment is installed or operated other than in accordance with instructions con tained in TTC literature and operating manuals 2 8 2 In Warranty Service Equipmentinwarrantymustbereturnedtothe factorywithshippingprepaid Theequipmentshould be packed and shipped in accordance wit...

Страница 38: ...estimate of the repair costs and is used as credit against actual materials and labor costs should the equipment be repaired Contact the TTC Repair Department for specific information on the mini mumout of warrantyrepaircharge Thecustomerwillbebilledforpartsplusstan dardlaborratesineffectatthetimeoftherepair The customerwillalsoberequiredtofurnishapurchase ordernumberbeforerepairworkcanbestarted a...

Страница 39: ...leftinthe positions they were in when the problem occurred This is requested so that the TTC repair group can analyze the switch positions along with a detailed description of the problem or of the service requested Ifpossible thecustomershouldreturntheequip mentusingtheoriginalshippingcontainerandmate rial Iftheoriginalcontainerisnotavailable theunit should be carefully packed so that it will not...

Страница 40: ...cedESFOption 107A 3 SmartLoopback CommandCodes Option 107A 4 FractionalT1 FT1 Option 107A 5 The switches indicators and connectors are presentedinthefollowingfunctionalareas Test Setup Describes the front panel con trolsusedtoconfiguretheinstrumentfortheT1 circuitbeingtested TestConnections DiscussestheT1circuit connectors associated switches and displays used to access the T1 circuit at central o...

Страница 41: ...ET AUX RESTART DISPL LIGHT MODE CATG PATT B8ZS PATTERN SYNC FRAME SYNC T1 PULSES STATUS ONES DENSITY PATTERN LOSS FRAME LOSS SIGNAL LOSS ALARMS EXCESS ZEROS YELLOW ALARM AIS LOW BATTERY ERR INS B8ZS BRIDGE TERM DSX MON 7 5 15 0 22 5 0 LBO LOOP DOWN CSU NIU PROG RCVD PRE EXISTING LOOP RX INPUT LOOP CODES LOOP UP ...

Страница 42: ...tion acirclednum berappearsaftereachswitch indica tor and connector These numbers matchthecalloutnumbersintheappli cablefigure 3 2 MAINFRAME TEST SETUP The following controls and indicators see Figure3 2 aredescribedintheorderthatyouwould normallyusethemtosetuptheT BERD107Atotest a circuit from a DS1 access point Helppanel Front panel display 1 MODE switch 2 PATTERN switch 3 B8ZS switch 4 RCVD swi...

Страница 43: ...6 3 2 5 4 1 Figure 3 2 Front Panel Display and Setup Switches Help Panel TheT BERD107Afeaturesahelppanelinthelidof theinstrument Itprovidesaquickreferenceof Testsetupforsendingloopcodes Testsetupfordroppingachannel Availableresults groupedbycategory Front Panel Display 1 Operatingmodes testresults testpatterns andaux iliaryfunctionsappearinthetwowindow four line LiquidCrystalDisplay LCD ...

Страница 44: ...CATG The second window RESULTS display contains testresults auxiliaryfunctionparameters oroperat ing mode status messages The RESULTS switch controlstheRESULTSdisplay Both windows of the display are used when an auxiliaryfunctionisactivated MODE Switch 2 This switch selects the transmitted framing format e g T1D4orT1ESF andconfiguresthereceiver fortheselectedframingformat Italsoconfiguresthe T BER...

Страница 45: ...ing TheRCVDswitch is automatically set to internal timing When leavingselftestmode theRCVDswitchreverts toitsprevioustimingposition Anytestpattern canbeselected AUTO Automatic configure mode enables theT BERD107Atoautomaticallyconfigure itselftothereceivedframingformatwhenmoni toringlivedata Whenmonitoringtestpatterns foranend to endtest theAUTOmodeconfig urestheT BERD107Atothereceivedframing form...

Страница 46: ...and receive D4 framed T1 data for testing D4 framed circuits The T1 D4 mode is compatible with all superframe framing formats including D1D D2 and D3 While T1 D4 mode framing is compatiblewithT1D1Dframingformosttest applications thechanneltimeslotassignments aredifferent seeAppendixB T1ESF T1extendedsuperframemodecon figures the T BERD 107A to transmit and re ceiveESFframedT1datafortestingESFframe...

Страница 47: ...n be inserted into the retransmitted data stream using the ERR INS switch and the B8ZS switch respectively To obtainlogicerrortestresults theT BERD107A test pattern must be set to the received test pattern IntheT1TLBmode theLOOPCODES LOOP UP and LOOP DOWN switches are disabled andtheRCVD switchautomaticallydefaultsto recoveredtiming LEDilluminated T1 LLB T1 line loopback mode configures the T BERD...

Страница 48: ...respond toareceivedloopcode TheT BERD107Awill only respond to a loop code that matches the loopcodetypeselectedintheAUXCSULOOP function AUX NIU LOOP function or AUX PROGLOOPfunctionandbytheLOOPCODES switch In AUTO LLB mode the T BERD 107AfunctionsthesameastheT1LLBoperat ingmode AUTO LLB mode is enabled after receiving eitherfivesecondsofanin bandloop upcodeor 250msofanESFout of bandloop upcode If ...

Страница 49: ...LLONESisafixedtestpattern ofAMIpulses marks andisgenerallyusedto stressspanrepeatercurrentregulatorcircuits It canbeusedasanAlarmIndicationSignal AIS inunframedcircuits orakeepalivesignal idle code orredalarminothercircuits 1 1 1 1 is a fixed test pattern of alternating AMI ones marks and zeros spaces 1 1 is generally used to perform a minimum level stresstestonclockrecoverycircuits 1 7 1 7isafixe...

Страница 50: ...sareconnectedtoaT1span by sequentially testing the span with 21 test patterns that have a variety of ones and zeros densities TheT BERD107Amonitorsthere ceived test pattern for bit errors BPVs and frameerrors Ifsignalerrorsarenotdetected the spandoesnothaveabridgetapconnectedtoit However ifsignalerrorsaredetected thespan mayhaveoneormorebridgetapsconnectedto itandfurthersectionalizationisrequired ...

Страница 51: ...000 000 2 14 F 1100 0000 0000 0000 3 IN 18 F 1101 0000 0000 0000 00 3 IN 19 F 1100 1000 0000 0000 000 3 IN 20 F 1100 0100 0000 0000 0000 3 IN 21 F 0100 0100 0000 0000 0000 1 3 IN 22 F 0100 0100 0000 0000 0000 10 3 IN 23 F01000100000000000000100 3 IN 24 F010001000000000000000100 QRSS 220 1pseudorandompatternwith 14 zerosuppression TheBRIDGTAPpatternisdesignedtooperate with AMI coding to test a span...

Страница 52: ...mined duration in the order that they appear in Table 3 2 Anauxiliaryfunctionisusedtoindividually setthedurationforeachtestpattern seeSection 4 Auxiliary Functions for more information As the patterns are transmitted the word MULTIPATalternateswiththenameofthetest patternbeingtransmitted Thetestpatternsare identified in the PATTERN display in lower caseletters e g ALLONES allones Table 3 2 MULTIPA...

Страница 53: ...l capability The pattern can be transmitted framed or unframed and should always be transmitted with B8ZS coding se lected WhenusingtheALLZEROpatternandB8ZS coding theT BERD107Acantestacircuitfor spans that are not configured for or are incom patiblewithB8ZSencodeddatabymonitoring the received signal for the normal B8ZS se quence 000V10V1 whereVisabipolarviola tion However iftheT BERD107Areceives ...

Страница 54: ...tion B8ZS decoding is performedautomaticallyonthereceiver TheB8ZS statusLEDilluminateswhenzerosubstitutioncodes aredetectedinthereceiveddata TheExcessZeros LEDilluminateswhenthereare16ormoreconsecu tivezerosintheAMIpositionorwhenthereare8or moreconsecutivezerosintheB8ZSposition ThemessageB8ZSDETECTEDisdisplayedinthe SUMMARY category when B8ZS coding is de tectedandtheB8ZSswitchissettotheAMIpositio...

Страница 55: ...eived data In T1 LLB T1 TLB or AUTO LLB modes the T BERD 107A is automaticallysettorecoveredtiming AUX Switch 6 This LED switch allows access to the auxiliary functions whichconfigureparametersthatareless frequentlyusedanddonothavededicatedswitches The LED within the switch illuminates when the auxiliaryfunctionsareavailableinthedisplay The auxiliaryfunctionsrequireuseoftheentiredisplay andcorresp...

Страница 56: ...3 illustrates the T BERD 107A top paneltestconnections RX INPUT switch 7 LBO switch 8 RX jack 9 TX jack 10 REF jack 11 VF OUT jack 12 8 7 ERR INS BRIDGE TERM DSX MON 7 5 15 0 22 5 0 LBO RX INPUT Figure 3 3 TestConnectionsRelatedSwitches 3 3 1 Test Connection Related Switches PriortoconnectingtotheT1circuit theT BERD 107A must be configured to match the type and location of the T1 circuit The follo...

Страница 57: ...itioning for the RX jack A configurableinputimpedanceallowstheT BERD 107A to accommodate signals attenuated by cable loss or resistive circuits Changing the RX INPUT switchpositioncausesatestrestart BRIDGE Providesaninputimpedancegreater than 1000 Ω for bridging lines that are already terminated TheBRIDGEsettingprovidescom pensationforcablelossesofupto35dB Thisis useful for bridging across repeate...

Страница 58: ...ur position switch provides four different LineBuild Outs LBO TheLBOvaluesare0 7 5 15 and 22 5dBandareindicatedbytheillumina tionoftheappropriateLED Theselectedcableloss affectsthetransmitsignalonly IftransmittingdirectlyintothespanattheNetwork Interface Unit NIU select the appropriate LBO setting to avoid sending too strong a signal into the firstrepeater TheLBOvalueplusthereceivelevel dBdsxmeasu...

Страница 59: ... switch to set the line termination for the connection TX Jack 10 ThisbantamjackconnectstheT BERD107Atrans mit output to the circuit under test Use the LBO switch to set the output level This connector also providesthesimplexcurrentpathtotheRXjack REF Jack 11 This bantam jack provides a connection for a T1 referenceclockinputforuseintimingslipsmeasure ments Thisjackprovidesanominal1000Ωtermina tio...

Страница 60: ...overifytheresults RESTART switch 13 DISPL LIGHT switch 14 CATEGORY switch 15 RESULTS switch 16 Status LEDs 17 Alarm LEDs 18 HIST RESET switch 19 SUMMARYcategorymessages Figure 3 5 Test Results Switches and Indicators MODE PATTERN CATEGORY RESULTS HIST RESET AUX RESTART DISPL LIGHT MODE CATG PATT B8ZS PATTERN SYNC FRAME SYNC T1 PULSES STATUS ONES DENSITY PATTERN LOSS FRAME LOSS SIGNAL LOSS ALARMS E...

Страница 61: ...for bettervisibilityinlowlightconditions Whenpressed once thedisplayilluminatesfor30seconds When pressedtwicewithin30seconds thedisplayillumi nates and remains illuminated until the switch is pressedathirdtime CATEGORY Switch 15 Thisswitchselectsthetestresultscategory Similar testresultsaregroupedunderacategory Thecatego ries are SUMMARY ERRORS SIGNAL and TIME TheDATALINKcategoryisavailablewhen th...

Страница 62: ...le test results and signal measurements are continuously updated The test resultsaredividedintofourcategories Thefirstand most commonly used category is the SUMMARY category Duringtheinitialtestsetupprocedure the SUMMARYcategorydisplayskeynon zeroorout of specificationresults RefertoSection5TestRe sults for more information on the test results The availablecategoriesandresultsinclude SUMMARYCatego...

Страница 63: ...BPVSeconds BPVRATE BPVRate SIGNALCategory RX FREQ Hz ReceivedFrequencyinHz RXLEVEL Received Signal Level in dBdsxandinVolts Vp p SPXCURRENT SimplexCurrent TIMINGSLIP TimingSlips TRAFFICA B TrafficAandBSignaling BITS Bits TRAFFICC D TrafficCandDSignaling BITS Bits ESFframingonly DATABITS DS0ChannelDataBits VFRESULTS VF Frequency in Hz and VF Level in dBm TIMECategory SIG LOS SEC SignalLossSeconds T...

Страница 64: ...ected framing pattern is based on the cur rently selected mode i e T1 D4 T1 ESF T1 SLC T1D1D T1TLB orT1LLB InT1TLB and T1 LLB modes the T BERD 107A auto maticallydeterminestheframingtypeandcon figures itself to accept either unframed data D4 framed data ESF framed data or SLC framed data If frame synchronization is lost theLEDgoesoutandtheFrameLossLED illuminates PatternSync Illuminateswhenpattern...

Страница 65: ...larmLEDilluminateswhenadetected conditionoccursandextinguisheswhenthecondi tionisnolongerpresent AHistoryLEDilluminates afteradetectedconditionisnolongerpresent Press ingtheHIST RESETswitchorcausingatestrestart clears the illuminated History LEDs The Alarm LEDsfunctionasfollows SignalLoss Illuminateswhennopulsesare detected for 150 ms after initial signal detect When the DS1 pulses are detected ag...

Страница 66: ...1to23 Thisisinconformancewith the pulse density criteria specified in AT T Technical Reference PUB62411 and ANSI T1 403NetworkInterfacespecifications Note that the framed 3 IN 24 test pattern causes this LED to illuminate If the pattern is T1 QRSS thisLEDissuppressed Excess Zeros Illuminates when 16 or more consecutive zeros are detected in AMI coding WhenusingB8ZScoding thisLEDilluminates wheneig...

Страница 67: ...n HIST RESET Switch 19 Pressing this switch clears all History LEDs Note thatthisswitchdoesnotrestartatest nordoesitaffect anyofthecurrentLEDsoraccumulatedtestresults The RESTART switch also clears the illuminated HistoryLEDs SUMMARYCategoryMessages The SUMMARY category provides a convenient way to monitor specific results and measurements without having to search through the other catego ries The...

Страница 68: ...etected theappropriatetestresult appearsintheRESULTSdisplay RefertoSection 5 TestResultsformoreinformationontheresultsthat appearintheSUMMARYcategory 3 5 MAINFRAME TROUBLESHOOTINGCONTROLS DuringT1circuittesting itisoftennecessaryto determinethelocationofproblemsidentifiedthrough testing Thisofteninvolvesgatheringadditionalin formationbysectionalizingtheT1spantoisolatethe problem Figure3 6illustrat...

Страница 69: ...itloop up andloop downcodes LOOPUPandLOOPDOWN switches todevicesthatcanrespondtoin bandloop codes or out of band ESF datalink loop codes These loop codes enable the T BERD 107A to establishanout of serviceloopbackanywherealong thespan Loopcodescanbesentframedorunframed The following auxiliary functions are used in con junctionwiththeLOOPCODESswitchtodetermine theloopcodesthataretransmittedandrespo...

Страница 70: ... TheswitchisdisabledinT1TLBandT1LLB modes Toverifytheloopingofthecircuit observetheStatus LEDsforindicationsofsynchronizationtothetrans mittedsignal insertasingleerrorinthetransmitted signal andobservethereceivedsignal Iftheinserted error does not appear on the received signal the circuitfailedtoloopupproperly WhentheLOOPUPswitchispressed thefollowing occurs Theloopcodeiscontinuouslytransmitted un...

Страница 71: ...transmission TheswitchisdisabledinT1TLBand T1LLBmodes When the LOOP DOWN switch is pressed the fol lowingoccurs Theloopcodeiscontinuouslytransmitted untilanappropriateresponseisdetectedat the T BERD 107A receiver a pre deter minedtime outinterval threesecondsfor out of bandpayload 250millisecondsfor out of band line is exceeded any major switch is pressed or the LOOP DOWN switchispressedagain If a...

Страница 72: ... extinguished ERR INS Switch 24 This switch inserts a single logic error and a single BPVintothetransmitteddatastreameachtimeitis pressed Whenperformingout of servicetests use the ERR INS switch to ensure continuity of the system LogicerrorsandBPVscanbeinsertedinalltransmit ted signals except when T1 LLB mode is selected LogicerrorsandBPVsareinsertedwithoutregardto B8ZS coding sequences This may c...

Страница 73: ...en automatic results printouts during a timed test AUXPRI EVNT Selectsthetypeofeventthat automaticallygeneratesaresultsprintout The following connector is used to generate printouts PRINTER Connector 25 Thisfemale 8 pinDIN typeconnectorservesasthe RS 232printerinterfaceconnector Itisconfigured with DCE pinouts to connect the T BERD 107A to the PR 40A or compatible printer The connector interfaceis...

Страница 74: ...ionenablestheT BERD107Atodisplayandstore SLCdatalinkalarmandmaintenancemessages NOTE Unless indicated the capabilities of the mainframeareapplicabletotheSLCData linkDecodeOption 3 8 SLCDATALINKDECODEOPTION TEST SETUP MODESwitch Thefollowingmodesareaddedtotheoperatingmode selectionsinplaceofthestandardT1SLCmode SLC M1 SLC Mode1modeconfiguresthe T BERD 107A to monitor the SLC Mode 1 datalinkonSLC 96...

Страница 75: ... switch selections DATALINK The DATALINK category in cludestheSLCAlarmSecondsandAlarmField Size test results that are taken from the SLC datalinksignal CollectingTestResults WiththeSLCDatalinkDecodeOptioninstalled the testresultsaredividedintofivecategories Thetest results in each selected category are displayed by pressing the RESULTS switch Following are the additionalcategoryandresults ...

Страница 76: ...A B C or D FE LOOP SHELF x Far End Loop on Shelf x x A B C or D FE LOOP PROTECT Far End Loop on Protection Line SHELF x ON PROT Shelf x on Protection Line x A B C or D MINOR ALARM Minor Alarm PWR MISC ALARM Power Miscellaneous Alarm MAINT HOOK SEIZE On Hook Seize Maintenance Message MAINT PROCEED Proceed Maintenance Message MAINT TEST ALARM Test Alarm Maintenance Message DATALINK SYNC LOSS Datalin...

Страница 77: ... Major Alarm Without a Shelf Alarm ALARM SHELF x Alarm Shelf x Without a Major Alarm x A B C or D FE LOOP SHELF x Far End Loop on Shelf x x A B C or D FE LOOP PROTECT Far End Loop on Protection Line SHELF x ON PROT Shelf x on Protection Line x A B C or D MINOR ALARM Minor Alarm PWR MISC ALARM Power Miscellaneous Alarm MAINT HOOK SEIZE On Hook Seize Maintenance Message MAINT PROCEED Proceed Mainten...

Страница 78: ...rnsOption 3 11 ADVANCEDSTRESSPATTERNS OPTION TEST SETUP PATTERNSwitch Inadditiontothestandardmainframetestpatterns the Advanced Stress Patterns Option adds the fol lowing T1 stress patterns Unless otherwise indi cated these patterns can be transmitted framed or unframed SeeAppendixCforthebitandhexadeci malpatterns T1 DALY This55 octetpatternhasonebyte different than the 55 OCTET pattern This chang...

Страница 79: ...mittedovertherepeateredspanand notthenetwork T1 4 120 This120 octetpatterncanbeused to stress test equalization circuits between T1 multiplexers This pattern is similar to the T1 2 96 pattern and consists of rapid changes from high ones density to minimum ones den sityoctets Whenthepatternisframealigned it containsamaximumofsevenzerosandmeets theonesdensitycriteria T1 5 53 This53 octetpatterncanbe...

Страница 80: ...rame aligned it violates the maximum zeros and ones density criteria The pattern should only be transmitted over the repeatered span and not the network MIN MAX This72 octetminimum maximum densitypatterncanbeusedtostresstestrepeater pre amplification equalization andALBOcir cuitry Thepatternconsistsofrapidtransitions from low ones density to high ones density octets When the pattern is frame align...

Страница 81: ...SECTION 3 3 42 INSTRUMENT DESCRIPTION ...

Страница 82: ...e SMARTNIU operating mode which provides ac cesstotheT1spanperformancestatisticsrecorded by the Westell 3114 40 50 or 90 NIU Perfor manceMonitor Thisoperatingmodealsosupports the Clear Results and Set Clock features of the NIU PerformanceMonitor NOTE Unless indicated the capabilities of the mainframeareapplicabletotheEnhanced ESFOption 3 13 ENHANCED ESF OPTION TEST SETUP MODE Switch In addition to...

Страница 83: ...TNIU mode whichqueries retrieves andstorestheperfor mance monitor statistics When RESULTS is selected theRCVD LOOPCODES LOOPUP LOOP DOWN and ERR INS switches are dis abled Onecompletesetofperformancemoni tor statistics can be stored at a time so previously stored statistics are cleared from the T BERD 107A by the next query SETUP The SETUP position allows the T BERD 107A to either clear the record...

Страница 84: ...ENHANCEDESFOPTION TEST RESULTS RESTART Switch When the T BERD 107A is in the SMARTNIU mode regardlessofwhethertheSETUPwindowor RESULTS window is displayed pressing the RE START switch activates the Query function and retrievestheT1spanperformancestatisticsfromthe NIU PerformanceMonitor TheT BERD107Adis playsthePIRresultforbothdirections AZandZA andperiodicallyflashesthefollowingmessage QUERY IN PR...

Страница 85: ... by loss of signal lossofframe excessivere transmission of a message timeout of a response to a query message orlossofpower QUERYFAILURE PARTIALDATAOK in dicates the Query function failed with some messagesretrieved Theretrieveddatareported no errors Query failure was caused by loss of signal lossofframe excessivere transmission of a message timeout of a response to a query message orlossofpower Q...

Страница 86: ...Check theT1circuitconnectionsandtryagain CLOCK SET indicates the Set Clock func tionhassettheNIU PerformanceMonitortime anddatetomatchtheT BERD107A stimeand date RESULTS Switch When the T BERD 107A is in the SMARTNIU modewihttheSETUPpositionselected pressingthe RESULTS switchactivatestheClearResultsfunc tionoftheNIU PerformanceMonitor Themessage CLEAR NIU IN PROGRESS is displayed for ap proximatel...

Страница 87: ... in the DATALINKandSUMMARYcategoriesandinclude PRMTIME ReceivedPerformance ReportTime FAR FRM ES Far EndFrameError Seconds FAR FRM SES Far EndSeverelyEr roredFramingSeconds FAR BPV SEC Far EndBPVSeconds FAR SLP SEC Far EndControlledSlip Seconds FAR PRM SEC Far EndPerformance ReportSeconds FAR CRC ERR Far EndCRCError Events FCRC 1 Far End CRC Bin 1 FCRC2 5 Far End CRC 2 to 5 Bin Bin2 FCRC6 10 Far E...

Страница 88: ...ationRatiosaredisplayedas percentage values representing the overall perfor manceofthecircuitineachdirection SMARTNIU PIR RESULTS AZ ZA 100 94 91 97 The retrieved data is only available as a Smart NIU Resultsprintout TheT1circuitismonitoredinboth directions andtheresultsarestoredaseitherAZ CO toNIU orZA CustomertoNIU Thestatisticsare recordedandidentifiedasfollows CVL Line Coding Violations is a c...

Страница 89: ...red Seconds is a count of secondsinwhichatleastoneCVPhasoccurred SESP Path Severely Errored Seconds is a countofsecondsinwhich330ormoreCVPsor eightormoreframeerrorshaveoccurred UASP Path Unavailable Seconds is a count ofsecondsthatalinewasunavailable Alineis unavailablewhentenormoreconsecutiveSESPs occur PDVS PulseDensityViolationSecondsisa countofsecondsinwhich16consecutivezeros have occurred 8 c...

Страница 90: ...nga quickglance indication of the performance of the span The closer the numberistoone hundred thebettertheperfor mance 3 15 ENHANCEDESFOPTION PRINTER CONTROL PRINT Switch WheninSMARTNIUmode pressthePRINTswitch RESULTS position to generate a SMART NIU re sultsprintout Theprintoutliststhestatisticsretrieved from the NIU Performance Monitor at the end of a standardresultsprintout AcompleteSMARTNIU r...

Страница 91: ...ame AZ PIR EFS 100 AZ PIR STAT 91 ZA PIR EFS 100 ZA PIR STAT 91 CURRENT HOUR 13 00 08 27 93 AZ CVL 1372261 AZ ESL 14 AZ SESL 0 AZ UASL 0 AZ CVP 1372261 AZ ESP 14 AZ SESP 0 AZ UASP 0 AZ PDVS 0 AZ B8ZS 0 AZ MSEC 0 AZ STAT 21 ZA CVL 358367 ZA ESL 3518 ZA SESL NA ZA UASL NA ZA CVP 356959 ZA ESP 0 ZA SESP NA ZA UASP NA ZA PDVS NA ZA B8ZS NA ZA MSEC NA ZA STAT NA HISTORY HOUR 01 12 00 08 27 93 AZ CVL 0 ...

Страница 92: ...ction which allows you to selectspecificintelligentrepeatertypesbymanufac turerandmodel Italsoaddsanumberofintelligent network equipment loop codes to the selections of theAUXLOOPCODEfunction Formoreinforma tion refertoSection4 2AuxiliaryFunctions Thefollowingauxiliaryfunctionsareaffectedbyor have an affect on the Intelligent Network Support Option seeSection4 AUXLOOPCODE Whenintelligentnetwork eq...

Страница 93: ...OUBLESHOOTING LOOP CODES Switch InthePROGposition thisswitchenablesyoutosend user programmable loop codes to loop up or loop down intelligent repeaters The loop code is deter mined by the AUX LOOPCODE and AUX SMARTNETfunctions Formoreinformation refer toSection4 2AuxiliaryFunctions ...

Страница 94: ...000Hzpattern with four VF tones for insertion on single DS0 channelswithintheDS1signal NOTE Unless indicated the capabilities of the mainframeareapplicabletotheFT1Option 3 20 FRACTIONAL T1 FT1 OPTION TEST SETUP MODESwitch In addition to the mainframe operating modes the followingFT1operatingmodesarealsoavailable FT1 D4 D4SuperframeFractionalT1mode configures the T BERD 107A to transmit and receive...

Страница 95: ...iaryfunctionsetstheFT1idlecode AUX VF TONE The Voice Frequency Tone SelectionauxiliaryfunctionselectstheVFfre quencyandlevelofthetransmittedVFtone The VFtoneistransmittedononlyasinglechannel which is the channel selected in the AUX VF CHANfunction Thefollowingauxiliaryfunctionsareaffectedbyor have an affect on the FT1 Option see Section 4 AUX AUTORESP When operating in the FT1modesandAUTORESPONSEi...

Страница 96: ...es a maximum of five sequential zeros andsixsequentialones 511 A511 bit 29 1 pseudorandompattern that generates a maximum of eight sequential zeros and nine sequential ones This pattern is generally used to test DDS and other circuits operatingbelow9 6kb s 2047 A2047 bit 211 1 pseudorandompat ternthatgeneratesamaximumoftensequential zerosandelevensequentialones Thispatternis generally used to test...

Страница 97: ...arateisselected BRIDGTAP and MULTIPAT The BRIDGTAPandMULTIPATpatternsarede signedforfullT1bandwidthperformance These patternsshouldnotbeusedforFT1testing 3 21 FRACTIONAL T1 FT1 OPTION TROUBLESHOOTING LOOP UP and LOOP DOWN Switches When testing FT1 circuits the T BERD 107A in bandloopcodesaretransmittedwithintheselected FT1channelbandwidthorintheESFdatalink ...

Страница 98: ...ngesasfollows AUXappearsintheMODEdisplay Thelastselectedauxiliaryfunctionappears inthePATTERNdisplay Ifthisisthefirst use of the auxiliary functions since a NOVRAMresetortheinitialpowerupof theinstrument USER1isdisplayed Theauxiliaryfunction sparametersappear intheRESULTSdisplay Oncetheauxiliaryfunctionsaredisabled allthe displaysreturntothepreviousvalues Table4 1liststheavailableauxiliaryfunction...

Страница 99: ...DENSITY OnesDensityAlarm Control AUXAUTORESP AutomaticLoopCode Response AUX PGM LPUP ProgrammableLoop UpCode AUX PGM LPDN ProgrammableLoop DownCode AUXLOOPCODE LoopCodeSelect AUXSMARTNET IntelligentNetwork EquipmentSelect AUXDATALINK ESFDatalinkFeatures Select AUX VF TONE VoiceFrequency Tone AUX VF CHAN VFChannelSelection AUXVOLUME Volume AUX TIME TST TimedTest AUX TEST LEN TestLength AUXPRINT Pri...

Страница 100: ...dDate AUX FT1 IDLE FractionalT1Idle ChannelCode AUX FT1 RATE FractionalT1Rate Select AUXFT1CHAN FractionalT1Channel Select SmartLoopback CommandCodesOptionrequired FractionalT1Optionrequired 4 2 AUXILIARY FUNCTIONS AUX USER1 USER2 and USER3 Programmable Test Patterns AUX FWD 1 0 USER1 REV END 101010101010 1010101010__ MODE PATTERN CATEGORY RESULTS MODE CATG PATT ...

Страница 101: ...changethepat ternsetting 1 AUX and PATTERN switch PresstheAUXswitchtoactivatetheauxiliary functions Press the PATTERN switch to se lecttheAUXUSER1function AUXUSER2 function orAUXUSER3function 2 CATEGORYswitch Press the up or down arrow to move the cursor blinkingbit tothebittobetoggled The up arrow moves the cursor forward FWD from left to right The down arrow movesthecursorinthereverse REV direc ...

Страница 102: ... AUX switchLEDextinguished AUX MULTIPAT MULTIPAT Pattern SelectionandDuration AUX PATT TIME MULTIPAT ALL ONES 3 00 The AUX MULTIPAT function controls the durationofeachtestpatternoftheMULTIPATtest pattern sequence The test patterns are transmitted when the PATTERN switch is set to MULTIPAT PATTERN PresstheCATEGORY switchto selecteachofthetestpatterns ALLONES 1 7 2 IN 8 3 IN 24 and T1 QRSS MODE PAT...

Страница 103: ...ration is set in one minute steps Use the following procedure to change MULTIPATtestpatternduration 1 AUX and PATTERN switch PresstheAUXswitchtoactivatetheauxiliary functions Press the PATTERN switch to selecttheAUXMULTIPATfunction 2 CATEGORYswitch PresstoselectALLONES 1 7 2IN8 3IN 24 orT1 QRSS 3 RESULTS switch Press to set the duration of the selected pat tern 4 AUX switch PresstheAUXswitchtoretu...

Страница 104: ...DensityLEDsforthat pattern function normally When the AUX DEN SITYfunctionforapatternissettoOFF thecurrent and history Ones Density LEDs for that pattern are suppressedoncepatternsynchronizationisobtained The current and history Ones Density LEDs might illuminateduringpatternsynchronizationacquisi tionandextinguishafterachievingpatternsynchro nization PATT PresstheCATEGORYswitchtoselect the test p...

Страница 105: ...witch PresstheAUXswitchtoactivatetheauxiliary functions Press the PATTERN switch to selecttheAUXDENSITYfunction 2 CATEGORYswitch Press to select either 55OCT or 3 in 24 3 RESULTS switch Press to set the Ones Density LEDs ON or OFF 4 AUX switch PresstheAUXswitchtoreturntotheoperat ingmode AUXAUTORESP Automatic Loop Code Response AUX SELECT AUTORESP AUTO RESPONSE ...

Страница 106: ...07AissettoT1TLBorT1 LLBmode theinstrumentdoesnotrespondto thereceivedloopcodes WhentheAUXAUTORESPfunctionissetto AUTORESPONSE theT BERD107Aenablesthe AUTO LLB mode after receiving five seconds of in band loop up code or after receiving 250 ms of ESF out of band loop up code The AUTO LLB modeisdisabledafterreceivingthein bandorESF out of band loop down code When AUTO LLB modeisdisabled theinstrumen...

Страница 107: ...tinguished Considerthefollowingauxiliaryfunctionsand switchwhenchangingtheAUXAUTORESPfunc tion AUXPGMLPUPfunction AUXPGMLPDNfunction AUXLOOPCODEfunction LOOP CODES switch AUX PGM LPUP Programmable Loop up Code AUX FWD 1 0 PGM LPUP REV END 1100_ _ _ _ TheAUXPGMLPUPfunctionenablesa3 to 8 bituser definedloop upcodetobeprogrammed This allows the T BERD 107A to transmit and respondtonon standardloopcod...

Страница 108: ...cedure to program the loopcode 1 AUX and PATTERN switch PresstheAUXswitchtoactivatetheauxiliary functions Press the PATTERN switch to selecttheAUXPGMLPUPfunction 2 CATEGORYswitch Press the up or down arrow to move the cursor blinkingbit tothebittobetoggled The up arrow moves the cursor forward FWD from left to right The down arrow movesthecursorinthereverse REV direc tionfromrighttoleft 3 RESULTS ...

Страница 109: ...nybitsdis playedafterthislastbitaredeleted 6 AUX switch PresstheAUXswitchtoreturntotheoperat ingmode AUXswitchLEDextinguished Considerthefollowingauxiliaryfunctionsand switcheswhenchangingtheAUXPGMLPUPfunc tion AUXPGMLPDNfunction AUXAUTORESPfunction AUXLOOPCODE function LOOP CODES switch LOOP UP switch LOOP DOWN switch AUX PGM LPDN Programmable Loop Down Code AUX FWD 1 0 PGM LPDN REV END 1110_ _ _...

Страница 110: ...nd loop code When the T1 ESF mode is selected the loopcodecanbetransmittedin bandorout of band dependingontheAUXCSULOOPfunctionsetting Use the following procedure to program the loopcode 1 AUX and PATTERN switch PresstheAUXswitchtoactivatetheauxiliary functions Press the PATTERN switch to selecttheAUXPGMLPDNfunction 2 CATEGORYswitch Press the up or down arrow to move the cursor blinkingbit tothebi...

Страница 111: ...de at the current bit blinking digit thereby settingtheloopcode slength Anybitsdis playedafterthislastbitaredeleted 6 AUX switch PresstheAUXswitchtoreturntotheoperat ingmode AUXswitchLEDextinguished Considerthefollowingauxiliaryfunctionsand switches when changing the AUX PGM LPDN function AUXPGMLPUPfunction AUXAUTORESPfunction AUXLOOPCODEfunction LOOP CODES switch LOOP UP switch LOOP DOWN switch A...

Страница 112: ...oopcodes CSUINBAND TheCSUin bandloopcodes are transmitted or responded to in place of the dataortestpattern Thein bandloop upcodeis 10000 Thein bandloop downcodeis100 ESF LINE Out of band line loop codes are transmittedintheESFdatalinkorrespondedto whenreceivedintheESFdatalink Theydonot overwrite the data or test pattern The out of bandlineloopcodeallowstheT BERD107Ato establishaloopbackwithacompa...

Страница 113: ...lectone ofthefollowingloopcodes FAC1 The 4 bit facility or network smart jack loop codes allow the T BERD 107A to establishaloopbackwithacompatiblefacility interfaceorrespondtoafacilityloopcode The facility 1 FAC1 loop up code is 1100 The facility1 FAC1 loop downcodeis1110 FAC2 The 5 bit facility or network smart jack loop codes allow the T BERD 107A to establishaloopbackwithacompatiblefacility in...

Страница 114: ...nt codes Smart Loopback Command Codes Option required orESFDL TheT BERD107Adoesnot respondtointelligentnetworkequipmentloopcodes The availability of intelligent network equip ment loop codes is determined by the AUX SMARTNET function If the intelligent network equipment is not selected or is set to NONE in the AUXSMARTNETfunction theselectiondoesnot appearintheAUXLOOPCODEfunction Referto AppendixD...

Страница 115: ...theaddress AUX SELECT LOOPCODE PROG IOR 01 ILR The intelligent line repeater loop codes allowtheT BERD107Atoestablishaloopback of an intelligent line repeater The RESULTS switch is used to program the address ILR EXCH The intelligent line repeater ex change code is used in conjunction with the location code to allow the T BERD 107A to establishaloopbackofanXELmodel7853 000 intelligentlinerepeater ...

Страница 116: ... repeaters The availability of com mandsisdeterminedbythetypeofrepeater see AUX SMARTNET function The RESULTS switch is used to select the command from amongthefollowingavailablecommands AIS Disable Disables the automatic AIStransmissionfortherepeatercurrently inloopback PresseithertheLOOP UP or LOOP DOWN switch to send the AIS dis ablecode Arm Disarm Selects the arming dis arming code An arming c...

Страница 117: ...s no more address or address codes are received AutoQuery EnablestheT BERD107A to query each line repeater on the span for itsaddress PressingtheLOOPUPorLOOP DOWN switch transmits the Auto Query loopcode whichsequentiallyquerieseach line repeater for its address The first line repeater responds with its address or an addresscode biterrors Ifanaddresscode of 555 is displayed the repeater has no ass...

Страница 118: ...ntrepeatersonthespan DualLPBK Createsasecondloopback of the far end side of a T1 office repeater that has been programmed for the NIU modeandloopedupfromtheDSX 1side The office repeater is placed in dual loopbackmodewithaloopbacktowardthe CO DSX 1 and a loopback toward the Customer Premises Pressing the LOOP UP switch transmits the Dual Loopback code Pressing the LOOP DOWN switch transmits the loo...

Страница 119: ...ive its new address Near end Arm Selects the near end arming disarming code A near end arm ingcode LOOPUPswitch istransmitted ontheintelligentrepeaterspanwhentest ingfromtheNIUtowardtheCentralOffice CO topreparetheintelligentrepeatersto loop up or loop down upon receipt of the appropriatelyaddressedloopcodes Adis armingcode LOOPDOWNswitch loops down all the intelligent repeaters on the span Option...

Страница 120: ...op PowerQuery Queriesfor and loops up the line repeater that is cur rently looping back the power Press the LOOP UP switch to send the power loop upcode PresstheLOOPDOWNswitchto loopdownthefirstrepeateronthespanthat isloopedup PowerThru Forcesthelinerepeaterthat initiated the power loop to return to thru power mode but it can only be activated fromtheDSX 1sideoftherepeater Press either the LOOP UP...

Страница 121: ...repeater itignores allsubsequentsequentialloopcodetrans missionsuntilitisdisarmedandre armed Time out Disable Extend Disables extends the loopback timeout function of the repeater The line repeater loopback shouldbeestablishedfirst thenthetimeout disablefunctionissent Thetimeoutfunc tion resets when the loopback is deacti vatedremotely IOR PGM ADDR ILR PGM ADDR Selects theaddresschangecommand whic...

Страница 122: ...gnizes theNIUortheCustomerPremisesEquip ment CPE armingcodes ARMFRM AUTO ARMFRM DUAL ARMFRM ESF Enables the T BERD 107A to select the framing mode the re peaterrecognizes InAutoFramingmode therepeaterauto maticallyrecognizeswhetherthereceived framing is ESF or SF framing When SF framingisdetected therepeateronlyarms to the in band arming code When ESF framingisdetected therepeateronlyarms tothedat...

Страница 123: ...ofthespananditselements from the CPE side when the repeater is in loopback CDERX ASYNC CDERX SYNC En ables the T BERD 107A to set the code detection whichdeterminesiftherepeater respondstoasynchronousorsynchronous loopcodes NOTE The T BERD 107A always transmits synchronous loop codes RESET MSTR RESET SESN Allows the T BERD 107A to reset the program mablefeaturestoeitherthefactorydefault settings M...

Страница 124: ...1 maintenance switches The CATEGORY switch is used to select the function DS1MSWITCH Themaintenanceswitch codeisusedtoallowtheT BERD107Ato establishaloopback TheRESULTSswitch isusedtoprogramtheaddress ifapplicable DS1MSWRAMP Therampcodeisused to allow the T BERD 107A to connect to theNIU PerformanceMonitoronamain tenance switching system without taking the desired DS1 out of service The RE SULTS s...

Страница 125: ...isarmingcode Anarming code LOOP UP switch is transmitted downtherepeaterspantopreparethemain tenanceswitchtoloopuporswitchachan nel upon receipt of the appropriately addressedcode Query Revealsifthemaintenanceswitch is in loopback mode If it is in loopback mode theswitchreturnsanaddresscode If isnotlooped theswitchreturnsabiterror countof1350 PresseithertheLOOPUPor LOOP DOWN switch to send the que...

Страница 126: ...sedtoselectbetweenHTU C Centraloffice andHTU R Remote customerpremises ESF DL The ESF datalink codes determine whichESFBPMstheT BERD107Atransmits PressingtheLOOPUPorLOOPDOWNswitch transmits the selected BPM When a BPM is beingtransmitted itsnameappearswhiletrans mitting in the PATTERN display The RE SULTS switch is used to select the BPM commandfromamongthefollowingavailable commands N F SYNC Do n...

Страница 127: ...entlysupportsthefollowingintelligentnetwork equipment ADTRANHTU CandHTU RHDSL EndEquipment PAIRGAIN HLU 231 and HRU 412 HDSLEndEquipment TellabsHTU CandHTU RHDSLEnd Equipment TeltrendModelIOR7231 ILR7239In telligentRepeaters TeltrendModelIOR7231EIntelligent Repeaters Teltrend Model IOR7231LC ILR7239LCIntelligentRepeaters Teltrend Model IOR7231LD ILR7239LDIntelligentRepeaters Teltrend Model IOR7231...

Страница 128: ...50 56T1LineRepeaterwith AddressableLoopbackPlus Westell3151 56T1LineRepeaterwith AddressableLoopbackPlus Westell 3130 70 T1 Office Repeater withAddressableLoopbackPlus Westell3150 70T1LineRepeaterwith AddressableLoopbackPlus Westell 3130 80 T1 Office Repeater withAddressableLoopbackPlus Westell3150 80T1LineRepeaterwith AddressableLoopbackPlus Westell 3140 80 T1 Office Repeater withAddressableLoopb...

Страница 129: ...LineRepeater Usethefollowingproceduretoselecttheintel ligentnetworkequipmentcodes 1 LOOP CODES switch SelectthePROGposition LEDilluminates 2 AUX and PATTERN switch PresstheAUXswitchtoactivatetheauxiliary functions Press the PATTERN switch to selecttheAUXLOOPCODEfunction 3 CATEGORYswitch Presseithertheupordownarrowtoselectthe appropriateloopcodetype 4 RESULTS switch Presseithertheupordownarrowtosel...

Страница 130: ...N switch AUX SMARTNET Intelligent Network EquipmentSelect SmartLoopback CommandCodes OptionRequired AUX SELECT SMARTNET IOR TELTREND 7231 LD The AUX SMARTNET function selects the intelligentnetworkequipmenttypebymanufacturer andmodelnumber asappropriate Theseselections determinewhatloopcodesandcommandsareavail ableintheAUXLOOPCODEfunction Thisauxil iaryfunctionrequirestheSmartLoopback Command Code...

Страница 131: ... Usethefollowingproceduretoselecttheintel ligentnetworkequipmenttype 1 AUX and PATTERN switch PresstheAUXswitchtoactivatetheauxiliary functions Press the PATTERN switch to selecttheAUXSMARTNETfunction 2 CATEGORYswitch Presseithertheupordownarrowtoselectthe appropriate intelligent network equipment type IOR ILR etc 3 RESULTS switch Presseithertheupordownarrowtoselectthe specificmanufacturerandmodel...

Страница 132: ...ATALINKfunction alsoallowstheusertoprogramaneight bitBPMfor receptionandtransmission Thisauxiliaryfunction onlyhasaneffectwhentheT1ESFmodeisselected Press the CATEGORY switch to select one of the following BPM RCVR When the BPM receiver is on theT BERD107AdecodestheBPM displays themessageintheRESULTSdisplay andadds the BPM results to the Alarms printout If the BPMreceiverisoff theresultsarenotavai...

Страница 133: ...ch downarrowtotogglethehighlightedbittoaone or a zero and automatically advance one bit to theright AUX SELECT DATALINK USER BPM 01100110 If the Enhanced ESF Option is installed the AUXDATALINKfunctionisusedtoselecthowor ifPerformanceReportMessages PRMs aretrans mitted and whether PRM results are accumulated Press the CATEGORY switch to select one of the following PRM TRAN Press the RESULTS switch...

Страница 134: ...ff When the PRMreceiverison theT BERD107Areports onthePRMstatusintheRESULTSdisplay and thePRMresultsappearintheResultsprintout If the PRM receiver is off the results are not availablefordisplayorprintout AUX SELECT DATALINK PRM TRAN EMUL CARR Use the following procedure to select the DATALINKemulationandresultsavailability 1 AUX and PATTERN switch PresstheAUXswitchtoactivatetheauxil iaryfunctions ...

Страница 135: ...elease the switch when the desired selection is displayed 3 RESULTS switch Press the appropriate switch up or down arrow toselectandsettheparameters 4 AUX switch PresstheAUXswitchtoreturntotheoperat ingmode AUX VF CHAN Voice Frequency Channel Selection AUX SELECT VF CHAN NONE The AUX VF CHAN function allows you to selectwhichofthe24DS0channelscanbeaccessed WhentheAUXVFCHANfunctionisselected the ...

Страница 136: ...se the following procedure to select a DS0 channeltobeaccessed 1 AUX and PATTERN switch PresstheAUXswitchtoactivatetheauxiliary functions Press the PATTERN switch to selecttheAUXVFCHANfunction 2 RESULTS switch Press either the up or down arrow to scroll through the choices from NONE to 24 Re lease the switch to select the channel to be accessed 4 AUX switch PresstheAUXswitchtoreturntotheoperat ing...

Страница 137: ...ftto right If none of the boxes are filled the speaker is turnedoff Ifalltheboxesarefilled thevolumeisat maximum Usethefollowingproceduretochangethevol umesetting 1 AUX and PATTERN switch PresstheAUXswitchtoactivatetheauxiliary functions Press the PATTERN switch to selecttheAUXVOLUMEfunction 2 RESULTS switch Press the up arrow increase or the down arrow decrease tochangethevolumeofthe speaker An a...

Страница 138: ...des an audible beep each second one or more bit errors BPVs frame errors CRCerrors ortimingslipsoccur AUX TIME TST Timed Test AUX SELECT TIME TST CONTINUOUS The AUX TIME TST function selects either timedorcontinuoustesting asfollows TIMED TheT BERD107Atestsforalimited timedeterminedbytheAUXTESTLENfunc tion Changingfromcontinuoustotimedtesting clearsthetestresultsandcausesatestrestart ...

Страница 139: ...nd PATTERN switch PresstheAUXswitchtoactivatetheauxiliary functions Press the PATTERN switch to selecttheAUXTIMETSTfunction 2 RESULTS switch Press to select TIMED or CONTINUOUS testing 3 AUX switch PresstheAUXswitchtoreturntotheoperat ingmode AUXswitchLEDextinguished Considerthefollowingauxiliaryfunctionsand TIME category results when changing the AUX TIMETSTfunction AUXPRIEVNTfunction AUXPRIINTVf...

Страница 140: ... HRS 59 MIN and the minimum is 0 HRS 1 MIN Use the following procedure to set the test length 1 AUX and PATTERN switch PresstheAUXswitchtoactivatetheauxiliary functions Press the PATTERN switch to selecttheAUXTESTLENfunction 2 CATEGORYswitch Presstheuparrow increase ordownarrow decrease tosetthehoursinonehourincre ments 3 RESULTS switch Presstheuparrow increase ordownarrow decrease to set the minu...

Страница 141: ...sults when changing the AUX TESTLENfunction AUXPRIINTVfunction AUXTIMETSTfunction TESTLENGTHresult ELAPSETIMEresult TEST END IN result AUX PRINT Print AUX CTRL RSLT PRINT PRNT PRNT The AUX PRINT function generates either a controlsorresultsprintout Ifaprinterisnotattached theprintoutisstoredinNOVRAM Printoutmemory storageislimited MODE PATTERN CATEGORY RESULTS MODE CATG PATT ...

Страница 142: ...o initiate a controls printout CTRL PRNT flashes once to acknowledge the re quest 3 RESULTS switch Press to initiate a results printout RSLT PRNT flashes once to acknowledge the re quest 4 AUX switch PresstheAUXswitchtoreturntotheoperat ingmode AUX switchLEDextinguished Considerthefollowingauxiliaryfunctionswhen changingtheAUXPRINTfunction AUXBUFCLRfunction AUXBAUDfunction AUXPARITYfunction AUXTER...

Страница 143: ...nt buffer When the AUX BUF CLR function is selected and theprintbuffercontainsstoredresults themessage PRINT BUFFER NOT EMPTY appears in the RE SULTS display When the print buffer is clear the message PRINT BUFFER EMPTY appears in the RESULTSdisplay Use the following procedure to clear the print buffer 1 AUX and PATTERN switch PresstheAUXswitchtoactivatetheauxiliary functions Press the PATTERN swi...

Страница 144: ...h PresstheAUXswitchtoreturntotheoperat ingmode AUX switchLEDextinguished WhenusingtheAUXBUFCLRfunctioncon sidertheprinteroperation AUX PRI EVNT Print Event AUX SELECT PRI EVNT OFF The AUX PRI EVNT function selects what actionswillinitiatearesultsprintout PresstheRE SULTS switchtoselectoneofthefollowing ERROR T BERD 107A generates a results printoutonceasecondwhenanyofthefollow ingeventsoccur biter...

Страница 145: ...eration via the AUX PRINTfunction Usethefollowingproceduretochangetheprint eventsetting 1 AUX and PATTERN switch PresstheAUXswitchtoactivatetheauxiliary functions Press the PATTERN switch to selecttheAUXPRIEVNTfunction 2 RESULTS switch Press to set the print event that initiates resultsprintouts 3 AUX switch PresstheAUXswitchtoreturntotheoperat ingmode AUXswitchLEDextinguished Considerthefollowing...

Страница 146: ...ndent of the AUX TIME TST function The maximumprintintervalis23hoursand59minutes whiletheminimumprintintervalisoneminute Usethefollowingproceduretochangetheprint intervalsetting 1 AUX and PATTERN switch PresstheAUXswitchtoactivatetheauxiliary functions Press the PATTERN switch to selecttheAUXPRIINTVfunction 2 CATEGORYswitch Press the up arrow increase or the down arrow decrease tochangetheprintint...

Страница 147: ...59 MIN 4 AUX switch PresstheAUXswitchtoreturntotheoperat ingmode AUXswitchLEDextinguished ConsiderthefollowingwhenchangingtheAUX PRIINTVfunction AUXPRIEVNTfunction Printeroperation AUX PRNTPORT Printer Interface Setup AUX SEL SEL PRNTPORT BAUD RATE 2400 The AUX PRNTPORT function selects the RS 232printerinterfaceparametersforthePRINTER connector Toselectaninterfaceparameter pressthe CATEGORYswitch...

Страница 148: ...TERM 232 Press the RESULTS switch to toggle the RS 232 line termination character betweenCR CarriageReturn andCRLF Car riageReturn Linefeed UsethefollowingproceduretosettheRS 232 printerinterfaceparameters 1 AUX and PATTERN switch PresstheAUXswitchtoactivatetheauxiliary functions Press the PATTERN switch to selecttheAUXPRNTPORTfunction 2 CATEGORYswitch Press either arrow to scroll to the desired p...

Страница 149: ...nterfaceparameters PRINTERconnector Printeroperation Pages4 33through4 35 replacetheAUXCLOCK andAUXDATEfunctionswiththefollowing AUX CLOCK Time and Date AUX MOVE SEL CLOCK 12 00 JAN 01 94 The AUX CLOCK function sets the time in 24 hour HH MM format and date in MMM DD YYformat Theclocktimeanddateappearsonall printoutsgeneratedbytheT BERD107A Thetime anddatearedisplayedintheTIMEcategory DATE TIMEres...

Страница 150: ... DD and YY Press the downarrowtomovethehighlightfromright toleft 3 RESULTS switch Press the up arrow increase or the down arrow decrease to change the highlighted parametertothedesiredvalue asfollows HH 00 to 23 hours MM 00 to 59 minutes MMM three letter abbreviation for month from JAN to DEC DD 01 to 31 days Internal calendar automatically adjusts the days in each month and for leap year YY 00 to...

Страница 151: ...T1 Idle Channel Code FTI Option Required AUX MOVE 1 0 FT1 IDLE IDLE CODE 1 0 1 0 1 0 1 1 The AUX FT1 IDLE function sets the idle channel code to be transmitted on idle channels duringFT1testing Theidlecodeisalwayseightbits One of the bits flashes to indicate that it is in edit mode Toselectadifferentbittobeedited pressthe CATEGORY switch whichleavesthebitthesame or press the RESULTS switch up or d...

Страница 152: ...narrowtomovefromrightto left Pressingeitherarrowafterithasreached theendofitsrangewrapsaroundtotheother end 3 RESULTS switch Pressingtheuparrowsetstheflashingbitto a one and advances one bit to the right Pressingthedownarrowsetstheflashingbit toazeroandmovesthecursoronebittothe right 4 AUX switch PresstheAUXswitchtoreturntotheoperat ingmode Consider the following functions and modes whensettingthe...

Страница 153: ...idth on the selected FT1 channels is reduced to seven bits and the Least Significant Bit LSB is set to one in the transmitter Thisauxiliaryfunctionisonlyactivein the FT1 operating modes FT1 D4 FT1 D1D and FT1ESF Use the following procedure to set the FT1 channeldatarate 1 AUX and PATTERN switch PresstheAUXswitchtoactivatetheauxiliary functions Press the PATTERN switch to selecttheAUXFTIRATEfunctio...

Страница 154: ... AUX FT1 CHAN Fractional T1 Channel Bandwidth FTI Option Required AUX MOVE SEL FT1 CHAN 1 12 000000 000000 13 24 000000 000000 TheAUXFT1CHANfunctionselectstheFT1 channel bandwidth being tested in FT1 circuits testing Thisauxiliaryfunctionisonlyactiveinthe FT1 operating modes FT1 D4 and FT1 ESF Usethefollowingproceduretosettheidlecode 1 AUX and PATTERN switch PresstheAUXswitchtoactivatetheauxiliary...

Страница 155: ...terithasreachedtheendofits rangewrapsaroundtothebeginning 3 RESULTS switch Pressing the up arrow selects the flashing channelandadvancesthecursoronechannel to the right Pressing the down arrow dese lects the flashing channel and moves the cursoronechanneltotheright 4 AUX switch PresstheAUXswitchtoreturntotheoperat ingmode Consider the following functions and modes whensettingtheFT1channelbandwidth...

Страница 156: ...lselectedbytheAUXVF CHANfunction anallonespatternisinsertedinthe remaining selected FT1 channels if any and the FT1 Idle Code is inserted in each of the unselected channels If the channel selected by the AUX VF CHANfunctionisnotaselectedFT1channel theVF tonesettingisignored anallonespatternisinserted in all the selected FT1 channels and the FT1 Idle Codeisinsertedineachoftheunselectedchannels NOTE...

Страница 157: ...UXVFTONEfunction 2 CATEGORYswitch Press to select the VF tone frequency 404 Hz 1004Hz 2713Hz at0 0dBmonly or 2804Hz 3 RESULTS switch PresstoselecttheVFtonelevel 13 0dBm 3 0dBm 0 0dBm or 3 0 dBm 4 AUX switch PresstheAUXswitchtoreturntotheoperat ingmode Consider the following functions and modes whensettingtheVFtonefrequencyandlevel AUXFT1CHANfunction AUXFT1RATEfunction AUXFT1IDLEfunction AUXVFCHANf...

Страница 158: ...play and displays the previouslyselectedresultforthatcategory Thetest results in each selected category are displayed by pressingtheRESULTS switch Thefivetestresultcategoriesandtheavailable resultsarelistedasfollows SUMMARYCategory Mainframe SLCDatalinkDecode Option Current Alarm Messages BITERRORS MAJORALARMSHELFx VIOLATIONS MAJORALARMNOSHELF FRMERRORS ALARMSHELFx CRCERRORS FE LOOP SHELF x RX FRE...

Страница 159: ...RR SEC CRC ERR RT FRMERRORS FRM ERR SEC FRM ER RATE VIOLATIONS BPVSECONDS BPVRATE SIGNALCategory Mainframe RX FREQ Hz RXLEVEL SPXCURRENT TIMINGSLIP TRAFFICA BBITS TRAFFICC DBITS ESFframingonly DATABITS VFRESULTS TIMECategory Mainframe SIG LOS SEC TESTLENGTH ELAPSETIME TEST END IN DATE TIME BATTERYCHG ...

Страница 160: ...MSHELFx ALMFIELD MAJORALARMNOSHELF ALARMSHELFx FE LOOP SHELF x FELOOPPROTECT SHELF x ON PROT MINORALARM PWR MISCALARM MAINTHOOK SEIZE MAINTPROCEED MAINTTESTALARM DATALINKCategory Enhanced ESF Option PRMTIME FAR FRM ES FAR FRM SES FAR BPV SEC FAR SLP SEC FAR PRM SEC FAR CRC ERR FCRC 1 FCRC2 5 FCRC6 10 FCRC11 100 FCRC101 319 FCRC 319 PAYSRC ...

Страница 161: ...ONS BipolarViolations BPVs AcountofBPVs detected since the start of the test excluding intentionalviolationsfoundwithinB8ZScoding FRM ERRORS Frame Errors A count of the frame errors detectedsincethestartofthetestandafterframe synchronizationwasachieved ForT1D1Dand T1 D4 framing frame errors are counted if eitheranFt oranFs framebitisinerror ForT1 SLCframing frameerrorsarecountedonlyifan error is f...

Страница 162: ... the REF jack input Timing slips are displayed as the number of framing slipsandthenumberofbitslips Eachframing slipequals193bitslips Theframingsliptotalis displayed in the third line of the RESULTS displayinarangefrom 999to 999 Thebitslip total is displayed in the bottom line of the RESULTSdisplayinarangefrom 192to 192 In addition to the test results the following statusmessagesappearintheSUMMARY...

Страница 163: ...B8ZS switch is set to the B8ZS position theselectedpatternisALLZERO andthe instrument receives the sequence 0001 1011 This sequenceoccursifanon B8ZScompatiblepieceof equipmentregeneratesthetransmittedsignal FAILED PATTERNS This message is displayed whenthepatternissettoBRIDGTAPorMULTIPAT andthevalueoftheBITERRORSorBITERRSEC resultforanypatternisgreaterthanzero In the ESF operating mode the followi...

Страница 164: ...BPMstatingtimingisrecognizedasaStratum 1clock STRATUM 2 Stratum 2 Clock Traceable A received BPMstatingtimingisrecognizedasaStratum 2clock STRATUM 3 Stratum 3 Clock Traceable A received BPMstatingtimingisrecognizedasaStratum 3clock STRATUM 4 Stratum 4 Clock Traceable A received BPMstatingtimingisrecognizedasaStratum 4clock SYNC UNKNOWN Synchronization Quality Unknown A re ceivedBPMstatingthesynchr...

Страница 165: ...dwith anaccompanyingalarmontheindicatedshelf x A B C or D MAJOR ALARM NO SHELF Major Alarm No Shelf This message is displayedwhenamajoralarmisdetectedwith outanaccompanyingshelfalarm ALARM SHELF x Shelf Alarm on Shelf x This message is displayedwhenashelfalarmconditionexistson theindicatedshelf x A B C orD withoutan accompanyingmajoralarm FE LOOP SHELF x Far End Loop on Shelf x This message is dis...

Страница 166: ...s PWR MISC ALARM Power MiscellaneousAlarm Thismessage isdisplayedwhenapower miscellaneousalarm conditionexistsonaspecificshelf MAINTHOOK SEIZE On Hook SeizeMaintenanceMessage This messageisdisplayedwhentheON HOOKor SEIZE RC message is detected in the mainte nance field It indicates that either the line is beingreleasedattheendofthetestorseizedat thebeginningofthetest MAINT PROCEED Proceed Maintena...

Страница 167: ...tween the selected test result and DATALINK SYNCLOSSmessageuntildatalinksynchroni zationreturns NO DATALINK SYNC No Datalink Synchronization This mes sageisdisplayedwhentheT BERD107Ahas failedtoobtainSLCdatalinksynchronization ThefollowingSUMMARYcategoryPRMtest results are received from the ESF datalink The Enhanced ESF Option is required for these test results Ifa tildesymbol precedesafarendtest ...

Страница 168: ...receivedsignalatthefarend Thisresult reportsonthePRMLine CodeViolationEvent Bit LV 1 status FAR SLP SEC Far EndControlledSlipSeconds Acount of the seconds in which controlled slips oc curredinthereceivedsignalatthefarend This resultreportsonthePRMControlled SlipEvent Bit SL 1 status FAR CRC ERR Far EndCRCErrorEvents Acountofthe minimum number of CRC errors reported in theFCRCresults A greaterthan ...

Страница 169: ...rmorebiterrorsoccurred BIT ERR RT BitErrorRate Theratioofdetectedbiterrors tothenumberofdatabitsafterpatternsynchro nizationisachieved CRC ERRORS CyclicRedundancyCheck CRC Errors AcountofCRCerrorsdetected CRCerrorsare countedonlywhenESFframingispresentinthe receivedT1data CRC ERR SEC CRC Errored Seconds Acountofseconds within which one or more CRC errors are de tected CRC ERR RT CRC Error Rate A c...

Страница 170: ...risfoundonanFt bit Frame errors are not monitored or counted whenT1ESFframingisselected FRM ERR SEC Frame Errored Seconds A count of the seconds during which one or more frameerrorsoccurred FRM ER RATE Frame Error Rate Theratioofframeerrors tothenumberofanalyzedframingbits VIOLATIONS BipolarViolations BPVs AcountofBPVs detected since the start of the test excluding intentionalviolationsfoundwithin...

Страница 171: ...OUT 0 dBdsx Output signal level after regeneration DSX 1 monitor jack 20 dBdsx Signal level expected after 430 ohm isolation resistors Distribution frame 15 dBdsx Signal level needed when circuit is looped for regen eration at first repeater NIU 15 dBdsx Signal energy needed when circuit is looped for regen eration at last repeater CSU 15 dBdsx Signal energy needed when circuit is looped for regen...

Страница 172: ...ceivedsignal indBrelativetoastandardsix voltpeak to peak signal dBdsx isdisplayedinthethirdlineofthe RESULTSdisplay Thelevelofthereceivedsignal inpeak to peakvoltsisdisplayedinthebottomline of the RESULTS display The signal level is displayedasVp pormVp pwhenitishigheror lowerthanonevolt respectively Table5 1providesthetypicalsignallevelsfor variouslocationswithintheT1network Ifthe RX LEVEL is gre...

Страница 173: ...g Slips The number of bit slips and framing slips counted when the RX jack input has slipped from the REF jack input Timing slips are displayed as the number of framing slipsandthenumberofbitslips Eachframing slipequals193bitslips Theframingsliptotalis displayed in the third line of the RESULTS displayinarangefrom 999to 999 Thebitslip total is displayed in the bottom line of the RESULTSdisplayinar...

Страница 174: ...0 13 24 d 101010 101010 DATA BITS DataBits TheRESULTSdisplayshowsthe 8 bit byte of the channel selected via the AUX CH DROP function The DATA BITS result updates upon receipt of each byte The DATA BITSaredisplayedasshownbelow whereZZ isthenumberoftheselecteddropchannel Ifthe dropped channel is set to NONE the ZZ is replaced by two dashes and the DATA BITSresultdisplaysNOCHANNEL Pressing thePATTERN...

Страница 175: ...hannel TheVF RESULTS aredisplayedasshown whereZZisthenumber oftheselecteddropchannel dBmisthe signallevelwitharangefrom 3 0to 40 0dBm and Hzis the frequency with a range from 60 to 3904 Hz If the dropped channel is set to NONE the ZZ is replaced by two dashes andtheVFRESULTSarebothdisplayed asNOCHANNEL PressingthePATTERNswitch changes the selected channel that is displayed and that is dropped to t...

Страница 176: ...OUS themessageCONTINUOUSisdis played ELAPSE TIME Elapsed Time The number of hours min utes andsecondsinHHH MM SSformatsince avalidfrequencyandlevelhasbeendetected TEST END IN Time Remaining in Timed Test Time re maininginatimedtest inHHH MM SSformat IftheAUXTIMETSTfunctionissettoCON TINUOUS fourasterisks aredisplayed DATE TIME Date ClockTimeofDay ThedateinMMM DD format is displayed in the third li...

Страница 177: ...DatalinkDecodeOptionmustbeinstalledtoprovide thefollowingtestresults In the ESF operating mode the following Bit Patterned Messages BPMs appear in the DATALINKcategoryifBPMRCVRissettoONin theAUXDATALINKfunction Thesemessagesare stored until the next test restart Receiving a BPM triggersatime anddate stampedalarmsprintout NOT FOR SYNC NotForSynchronization AreceivedBPM statingtimingsourceisnotsuita...

Страница 178: ...tion Quality Unknown A re ceivedBPMstatingthesynchronizationtiming iseitherunknownorthesignalisasynchronous USER User BPM Detected A received BPM stat ing timing is recognized as an eight bit user programmableBPM SLC ALM SEC SLC Alarm Seconds This is a count of the seconds during which one or more SLC 96 Datalink Alarms occurred SLC ALM SEC is displayedasanumberfrom0to99999999 and it is updated on...

Страница 179: ...or Alarm on Shelf x This message is displayedwhenamajoralarmisdetectedwith anaccompanyingalarmontheindicatedshelf x A B C or D MAJOR ALARM NO SHELF Major Alarm No Shelf This message is displayedwhenamajoralarmisdetectedwith outanaccompanyingshelfalarm ALARM SHELF x Shelf Alarm on Shelf x This message is displayedwhenashelfalarmconditionexists ontheindicatedshelf x A B C orD without anaccompanyingm...

Страница 180: ...icshelf MAINTHOOK SEIZE On Hook SeizeMaintenanceMessage This message is displayed when the ON HOOK or SEIZE RC message is detected in the mainte nance field It indicates that either the line is beingreleasedattheendofthetestorseizedat thebeginningofthetest MAINT PROCEED Proceed Maintenance Message This messageisdisplayedwhenthePROCEEDCR or PROCEED RC message is detected in the maintenancefield Iti...

Страница 181: ...tus FAR CRC ERR Far EndCRCErrorEvents Acountofthe minimum number of CRC errors reported in theFCRCresults A greaterthan preced ing the count indicates Bins 2 through 6 are non zero ThisresultreportsonthePRMCRC ErrorEventBits G1toG6 status FCRC 1 Far EndCRC1Bin Acountoftheseconds with only one CRC error reported in the re ceivedsignalatthefarend Thisresultreports onthefirstPRMCRCErrorEventBit G1 1 ...

Страница 182: ...CRCerrorsreportedin the received signal at the far end This result reportsonthefourthPRMCRCErrorEventBit G4 1 status FCRC 101 319 Far EndCRC101to319Bin Acountofthe secondswith101to319CRCerrorsreportedin the received signal at the far end This result reportsonthefifthPRMCRCErrorEventBit G5 1 status FCRC 319 Far EndCRC320to333Bin Acountofthe secondswith320to333CRCerrorsreportedin the received signal...

Страница 183: ...ctivatedBit LB Inend to endapplications acustomergeneratedPRM isindicatedasCUST C R 0andLB 0 and acarriergeneratedPRMisindicatedasCARR C R 1 and LB 0 In payload loopback applications thecustomergeneratedPRMin indicated as CUST LOOP C R 0 and LB 1 whenthecustomerisloopedbackand thecarriergeneratedPRMisindicatedasCARR LOOP C R 1 and LB 1 when the carrier isloopedback ...

Страница 184: ...PERATION The PRINTER connector on the top panel en ablestheT BERD107Atogeneratehard copyprint outsoftestresults alarmmessages andfront panel setups ThePRINTERconnectorisacircular 8 pin DIN typeconnectorconfiguredtofunctionasData CommunicationsEquipment DCE whichallowsit tobedirectlyconnectedtoDataTerminalEquipment DTE ConnectiontootherDCEispossiblewiththe use of a null modem cable If a printer is ...

Страница 185: ...edure to set the T BERD 107A printer interface parameters in the auxiliaryfunction 1 Apply power to the T BERD 107A Pressthe POWER switchonthelidpanel Observe that instrument start up and self testaresatisfactory 2 AUX switch PresstheswitchtoilluminatetheLED 3 PATTERN switch PresstoselecttheAUXPRNTPORTfunc tion 4 Set the baud rate Press the CATEGORY switch to select BAUD RATE and press the RESULTS...

Страница 186: ... Rate Select 300 1200 2400 4800 or 9600 2400 PARITY Parity Select EVEN PARITY ODD PARITY or NO PARITY NO PARITY TERM 232 Line Terminator CR or CRLF CR Table 6 1 Printer Interface Parameters Word length is controlled by the parity selection seven bits for odd or even parity and eight bits for no parity ...

Страница 187: ...0AThermalPrintertotheT BERD107A 1 Printerinterfaceparametersverification Before connecting the printer to the T BERD 107A verify that the PRINTER connectorinterfaceparameters seeTable 6 1 matchtheinterfaceparametersofthe printer TheT BERD107Adefaultparam eters match the PR 40A default param eters Once the interface parameters are verified turnthepoweroffonbothinstru ments 2 Printer connection to t...

Страница 188: ...rinter power on first and place the printer OFF LINE be fore turning the T BERD 107A ON 4 Place the printer ON LINE The PR 40A must be placed ON LINE manually seethePR 40AThermalPrinter OperatingManual NOTE When the printer is placed ON LINEtheT BERD107Aimme diatelysendsanyprintoutsstored inmemory 6 4 GENERATING A PRINTOUT Printout generation is controlled by the AUX PRINTfunction AUXPRIEVNTfuncti...

Страница 189: ...rolsPrintout AUX PRI EVNT TheAUXPRIEVNTfunc tionhasthreeselectionsthatdeterminewhena results printout is generated The three AUX PRIEVNTselectionsandtheirfunctionsare OFF Preventsdatafrombeingsenttothe RS 232printerinterface Notethatresults and controls printouts are still available usingtheAUXPRINTfunction TIMED Initiatesaresultsprintoutatthe endofeachtimeintervalassetbytheAUX PRIINTVfunction ERR...

Страница 190: ...theinstrumenttoacompat ibleserialprinterlikethePR 40AThermalPrinter All printouts are in 80 column format The formatwillwraparoundwhenprintedtoa40 column printer such that the information will align in two columnsinsteadoffour Thefollowingparagraphs describe each of the available printouts and how to generatethem 6 5 1 Results Printouts The T BERD 107A generates four types of resultsprintoutsstand...

Страница 191: ...ERR 119405 BIT E SEC 29 BER 1 71 E 03 SLIPS UNAVAIL BPV ERR 0 BPV ER SEC 0 BPV RATE 0 E 07 FRA ER SEC N A FRA ERR N A F E RATE N A CRC ERR 2591 CRC ER SEC 29 CRC E RT1 59E 01 FREQ Hz 1543990 RX LVL 5 5 dBdsx RX LVL 11 27 Vp p SPX CUR UNAVAIL SIG LS SC 0 TEST LEN CONT ELAPS TIM 00 00 45 TEST END CHANNEL RESULTS CH DROPPED 16 VF FREQ Hz 1004 VF LVL 15 dBm DATA BITS01000000 SIG BITS 0101 SIGNALING BI...

Страница 192: ...patternwas received and monitored for errors Each synchro nizedpatternismonitoredforonly23secondsduring eachcycleoftheBRIDGTAPtest InFigure6 2 theresultsprintoutshowsthatthe ALLONESthrough2 10patternsweremonitoreda secondtime 46seconds asecond2 11patternwas interrupted when the printout was generated 24 seconds andthe2 12throughQRSSpatternswere monitored once during the BRIDGTAP test The BITERRres...

Страница 193: ...PX CUR 57 mA SIG LOS SEC 5 TEST LEN CONTI ELAPS TIM 00 22 14 TEST END CHANNEL RESULTS CH DROPPED 16 VF FREQ Hz 1004 VF LVL 15 dBm DATA BITS01000000 SIG BITS 01 SIGNALING BITS ALL CHANNELS A 000000 111111 000000 111111 B 111111 000000 111111 000000 BRIDGTAP RESULTS PATTERN BIT ERR ERR SEC SYNC SEC ALL ONES 0 0 46 1 1 0 0 46 1 3 0 0 46 1 5 0 0 46 1 6 16123 6 46 1 7 16124 5 46 3 IN 24 0 0 23 QRSS 0 0...

Страница 194: ...802 BER 3 91E 06 SLIPS 9 SPX CUR 57 mA SIG LS SC 5 TEST LEN CONTI ELAPS TIM 00 22 14 TEST END CHANNEL RESULTS CH DROPPED 16 VF FREQ Hz 1004 VF LVL 15 dBm DATA BITS01000000 SIG BITS 01 SIGNALING BITS ALL CHANNELS A 000000 111111 000000 111111 B 111111 000000 111111 000000 MULTIPAT RESULTS PATTERN BIT ERR ERR SEC SYNC SEC ALL ONES 260 168 175 1 7 271 175 175 2 IN 8 270 167 175 3 IN 24 269 158 175 QR...

Страница 195: ...tpatternerroredseconds Ifpatternsynchroniza tionislost SYNCSECresultsarenotcounted SMART NIU Results Printout Enhanced ESF Option only The Smart NIU results printout lists the statistics retrievedfromtheNIU PerformanceMonitoratthe endofastandardresultsprintout AcompleteSMART NIUresultsprintoutincludesuptoeightdaysofT1 circuit performance statistics as retrieved from the NIU Performance Monitor The...

Страница 196: ... PIR STAT 91 ZA PIR EFS 100 ZA PIR STAT 91 CURRENT HOUR 13 00 08 27 93 AZ CVL 1372261 AZ ESL 14 AZ SESL 0 AZ UASL 0 AZ CVP 1372261 AZ ESP 14 AZ SESP 0 AZ UASP 0 AZ PDVS 0 AZ B8ZS 0 AZ MSEC 0 AZ STAT 21 ZA CVL 358367 ZA ESL 3518 ZA SESL NA ZA UASL NA ZA CVP 356959 ZA ESP 0 ZA SESP NA ZA UASP NA ZA PDVS NA ZA B8ZS NA ZA MSEC NA ZA STAT NA HISTORY HOUR 01 12 00 08 27 93 AZ CVL 0 AZ ESL 08 Figure 6 4 ...

Страница 197: ...PS 9 BPV ERR 0 BPV ER SEC 0 BPV RATE 0 E 07 FRA ER SEC N A FRA ERR N A F E RATE N A CRC ERR 2148206 CRC ER SEC 6515 CRC E RT9 81 E 01 FREQ Hz 1543991 RX LEVEL 5 7 dBdsx RX LVL 11 61 Vp p SPX CUR 0 mA SIG LS SC 0 TEST LEN CONT ELAPS TIM 01 48 57 TEST END CHANNEL RESULTS CH DROPPED 16 VF FREQ Hz 1004 VF LVL 15 dBm DATA BITS01000000 SIG BITS 0101 SIGNALING BITS ALL CHANNELS A 000000 111111 000000 111...

Страница 198: ...d printouts include alarm error and severely errored second conditions that occur during a test The twentieth printoutindicatesthesquelchisturnedonbyprinting the time stamped message PRINTER SQUELCH ON When the printouts drop to five or less in 60 seconds the time stamped message PRINTER SQUELCHOFFisprintedandasquelchsummary resultsprintout SQUELCHOFFPRINT isgener ated The squelch summary printout...

Страница 199: ...ME N A TIMING INTERNAL CODE AMI LOOP CODE CSU ESF LOOP IN BAND LINE PAY N A RCV INPUT BRIDGE PARITY NONE BAUD RATE 2400 CR CR LF CR LF LBO 0dB CH DROP 16 Figure 6 6 ControlsPrintout 6 5 3 Messages When the AUX PRI EVNT function is set to ERROR alarm and status messages are printed automaticallytoinformtheoperatorofanimportant developmentrelatedtotheongoingtest IftheAUX PRI EVNT function is set to ...

Страница 200: ...f pattern synclossessincethelasttestrestart YELLOW ALM ON A yellow alarm condi tionispresent YELLOW ALM OFF Ayellowalarmcondi tionisnolongerpresent EX ZERO ON More than 15 consecutive zeroshavebeenreceivedwhentheB8ZSswitch issettoAMI LEDextinguished ormorethan seven consecutive zeros have been detected when the B8ZS switch is set to B8ZS LED illuminated EX ZERO OFF Less than 16 consecutive zerosha...

Страница 201: ... has been detected and synchronization is ac quired B8ZS DETECTED B8ZS line code is re ceived NOTB8ZSCOMPATIBLE Whentheswitch is set to the B8ZS position and the selected patternisALLZERO thismessageisdisplayed whenevertheinstrumentreceivesthesequence 0001 1011 which occurs if a non B8ZS com patiblepieceofequipmentregeneratesthetrans mittedsignal BUFFER FULL The internal print buffers haveoverflow...

Страница 202: ...RSQUELCHOFF Fiveorlessprint requests or errored second result printout re questshaveoccurredwithinthelastminute The printer squelch feature is disabled and a sum mary printout is generated for the squelched printouttimeperiod TEST COMPLETE The end of a timed test has been reached This message applies only when in timed test mode TESTRESTART Atestrestarthasoccurred NEW CONFIGURATION The test config...

Страница 203: ...6 20 SECTION 6 PRINTER OPERATION ...

Страница 204: ...mainframeandoptions 7 2 GENERALSPECIFICATIONS 7 2 1 Physical Size 8 5 H x 4 25 W x 3 25 D 21 6 cm x 10 8 cm x 8 3 cm Weight 4 5pounds 2 1kg 7 2 2 Operational Operating 32 F to 122 F 0 C to Temperature 50 C Storage 40 Fto167 F 40 Cto Temperature 75 C Power ACAdapter 120 VAC to 12 VDC Battery 12VDC lead acidelectrolyte ...

Страница 205: ...putImpedance BRIDGE 1000 Ω or greater with ALBO TERM 100 Ω 5 with ALBO DSX MON 100 Ω 5 with AGC OperatingRange BRIDGE TERM 6 to 35 dBdsx DSX MON 6to 24dBdsxofresistive loss 7 3 2 T1 Reference Input REF Jack InputConnector Bantamjack InputFrequency 1 544 000Hz 1000Hz InputImpedance 1000Ω nominal OperatingRange 6 dBdsx to 24 dBdsx re sistiveloss ...

Страница 206: ...antam jack OutputLBO Tolerance 1 dB at 772 kHz InternalOscillator Accuracy 5 ppm LineCodes AMI or B8ZS ErrorInsert Single logic and BPV error in sertion PulseShape With output terminated in 100 Ω resistive load and 0 dB line build outselected theT BERD 107A meets CCITT Recom mendationG 703 AT TPub lications CB113 CB119 CB132 CB143 and PUB62508 and AT T PUB62411pulseshapespecifi cations ...

Страница 207: ... 7 5 MEASUREMENTS 7 5 1 Frequency Accuracy 5 ppm Resolution 1 Hz Range 1 544 000 5000Hz 7 5 2 Level ThedesignationdBdsx is a voltage measure ment a 3 volt base to peaksignalisdefinedas 0dBdsx dBdsxLevelRange 6dBdsxto 40dBdsx dBdsxLevel 1 dB between 6 dBdsxand Accuracy 10dBdsx 2 dB between 10 dBdsxand 20dBdsx 3 dB between 20 dBdsxand 40dBdsx ...

Страница 208: ...40dBdsx Vp pRange 60 mV to 12 0 V Vp pResolution 0 1 V 7 5 3 Simplex Current Range 10 mA to 180 mA Resolution 1 mA Accuracy 5 SimplexVoltage Drop 8 5 volts nominal at 60 mA 7 5 4 Timing Slips Range 999 frame slips with 192 bit slips to 999 frame slips with 192 bitslips Resolution 1 bit slip Accuracy 1 bit ...

Страница 209: ...0dBm Resolution 1 Hz Accuracy 1 Hz 7 5 6 VF Level Range 3 0 to 40 dBm Resolution 0 1dBm Accuracy 0 5dBm 7 5 7 Channel Monitor Channel 1 to 24 NONE Signaling T1 D1D T1 D4 or T1 SLC AandBsignaling bits T1ESF A B C andD signalingbits DataPresentation Signaling bits for all 24 channels Databitsforse lectedchannel ...

Страница 210: ...nsmit data The T BERD 107A receives data on this lead 5 5V 5 VDC 6 DTR Data terminal ready Data is only output from the T BERD 107A when this line is held in the ON condition by the receiving device 7 RX Data Receive data Data is transmitted by the T BERD 107A on this lead 8 DSR Data set ready This lead is driven to the ON state by the T BERD 107A whenever it has power applied and is ready to rece...

Страница 211: ...inputpulses after valid frequency and levelaredetected FrameLoss MainframeWithout Options D1D 2 out of 5 Ft bits in error D4 2 out of 5 Ft bits in error ESF 2 out of 5 frame bits inerror SLC 2 out of 5 Ft bits in error SLCDatalinkDecode OptionInstalled D1D 2 out of 4 Ft bits in error D4 2 out of 4 Ft bits in error ESF 2 out of 4 frame bits inerror SLC 2 out of 4 Ft bits in error ...

Страница 212: ... than n ones in 8 n 1 bits where n 1 to 23 ExcessZeros AMI 16ormoreconsecu tivezeros B8ZS 8ormoreconsecu tivezeros YellowAlarm D1D Bit 2 is a 0 for 255 consecutivechannels D4 Bit 2 is a 0 for 255 consecutivechannels ESF 256bits 16bitsofa repetitive 111111110000 0000 pattern received in the4kb sdatalink SLC Bit 2 is a 0 for 255 consecutivechannels AIS AlarmIndication Signal Unframed T1 signal has 2...

Страница 213: ...0 Patternisaligned withframing F patternsasin dicated 2 IN 8 F01000010 Patternisaligned withframing F patternsasin dicated 3 IN 24 F0100 0100 0000 0000 0000 0100 Patternisalignedwith framing F patternsasindicated T1 QRSS QRSS pattern 220 1 with zero suppression BRIDGTAP Automated21 patternsequence with varying degrees of ones and zeros density that detect bridge taps see Section 3 2 Mainframe Test...

Страница 214: ... coding B8ZS BPV se quence000V10V1 V bipolar violation 1000Hz Digitalmilliwattsignal T1DALY Optional55 bytefixedlongpat tern T1 2 96 Optional96 bytefixedlongpat tern T1 3 54 Optional unframed 54 byte fixedlongpattern T1 4 120 Optional 120 byte fixed long pattern T1 5 53 Optional unframed 53 byte fixedlongpattern 55OCTET Optional unframed 55 byte fixedlongpattern MIN MAX Optional72 bytefixedlongpat...

Страница 215: ...oopCodes INBAND Loop up 10000 loop down 100 ESFLINE Loopup 1111111101110000 loop down 1111 1111 0001 1100 ESF Loopup 1111111100101000 PAYLOAD loopdown 111111110100 1100 NIULoopCodes FAC1 Loop up 1100 loop down 1110 FAC2 Loop up 11000 loop down 11100 FAC3 Loop up 100000 loop down 100 N E Tel ESFNET Loopup 1111111101001000 loop down 1111 1111 0010 0100 PROGLoopCodes PGMLPUP 3 to8 bitrepeatingcode Fa...

Страница 216: ...sareoverwrittenbytheframingbit 7 9 2 Loop Detect Criteria In BandLoop Codes Atleast177error freebitsofthe selectedrepetitivepatternmust be received loop up and loop down Out of BandLoop Codes Datalink monitored every 125 ms for loop codes loop up and loopdown 7 10 GROUNDING BantamJacks Sleeves connected to chassis ground RS 2328 Pin DINConnector Pin3tochassisground Pin 2 to common ground ...

Страница 217: ...ectrolyte OperatingPeriod Typically provides four hours of continuous operation on a fullcharge StoragePeriod 68 F holds 85 of charge after six months Requires re chargingeverysixmonths RechargingPeriod Minimum of eight hours from fulldischargeiftestsetisturned off ...

Страница 218: ...aultsettingsbypressingand holdingdowntheRESTARTswitchwhiletheunitis beingpowered up AssoonasthemessageSYSTEM RESETisvisibleinthedisplaywindow releasethe RESTARTswitch Table A 1 FactoryDefaultSettings Parameter Default B8ZS LEDOFF AMIcoding DISPLLIGHT OFF LBO 0 dB LOOPCODES CSU MODE SELFTST PATTERN ALLONES RXINPUT BRIDGE RECVD LEDOFF internal timing AUX LEDOFF CATEGORY SUMMARY AUXUSER1 010100100 AU...

Страница 219: ...XLOOPCODE CSU INBAND NIU FAC2 PROG USER AUXSMARTNET TELTREND7321 AUXDATALINK BPMRCVR ON USERBPM 01100110 PRMTRAN OFF PRMRCVR ON AUX FT1 IDLE 11111111 AUX FT1 RATE 64KXN AUX FT1 CHAN 1 AUX VF TONE 1004HzxN AUX VF CHAN NONE AUXVOLUME OFF AUX TIME TST CONTINUOUS AUX TEST LEN 200 HRS 00 MIN AUXPRINT N A AUX BUF CLR N A AUX PRI EVNT OFF AUX PRI INTV 12 HRS 00 MIN AUXPRNTPORT BAUD RATE 2400 PARITY NONE ...

Страница 220: ...hannel time slot assignments determine which channel is actually dropped from a framed signalwhenaparticulartimeslotisselected Since theT BERD107Aselectsthedroppedchannelbased on the primary usage of D4 and ESF framing the time slots for other D1D and SLC framing drop differentdatachannelsthantheusermayexpect Use TableB 1todeterminethecorrespondencebetween theselectedchannelnumberandtheactualtimes...

Страница 221: ...nnel Channel Channel Time Slot Number Number Number 1 1 1 1 2 13 2 13 3 2 3 2 4 14 4 14 5 3 5 3 6 15 6 15 7 4 7 4 8 16 8 16 9 5 9 5 10 17 10 17 11 6 11 6 12 18 12 18 13 7 13 7 14 19 14 19 15 8 15 8 16 20 16 20 17 9 17 9 18 21 18 21 19 10 19 10 20 22 20 22 21 11 21 11 22 23 22 23 23 12 23 12 24 24 24 24 ...

Страница 222: ...quires that the binary representation be turned over for transmission Example The binaryrepresentationofthehexadecimalvalue01 would be 0000 0001 When transmitted least sig nificant bit first it would be transmitted 1000 0000 left to right Hexadecimal to Binary Conversion H 8421 0 0000 1 0001 2 0010 3 0011 4 0100 5 0101 6 0110 7 0111 8 1000 9 1001 A 1010 B 1011 C 1100 D 1101 E 1110 F 1111 MSB LSB 7...

Страница 223: ...1H 01H 80H 01H 22H 00H 20H 1000 0000 0000 0001 1000 0000 0000 0001 0000 0001 1000 0000 0000 0001 0010 0010 0000 0000 0010 0000 21 22 23 24 25 26 27 28 29 30 22H 00H 20H AAH AAH AAH AAH AAH 55H 55H 0010 0010 0000 0000 0010 0000 1010 1010 1010 1010 1010 1010 1010 1010 1010 1010 0101 0101 0101 0101 31 32 33 34 35 36 37 38 39 40 55H 55H AAH AAH AAH AAH 55H AAH AAH 55H 0101 0101 0101 0101 1010 1010 101...

Страница 224: ...111 1111 1111 1111 1111 1111 51 52 53 54 55 56 57 58 59 60 FFH FEH FFH FFH 24H 49H 92H 88H 88H 88H 1111 1111 1111 1110 1111 1111 1111 1111 0010 0100 0100 1001 1001 0010 1000 1000 1000 1000 1000 1000 61 62 63 64 65 66 67 68 69 70 10H 42H 08H 21H 84H 20H 08H 82H 40H 20H 0001 0000 0100 0010 0000 1000 0010 0001 1000 0100 0010 0000 0000 1000 1000 0010 0100 0000 0010 0000 71 72 73 10H 80H 0001 0000 1000...

Страница 225: ...FH FFH FFH FFH FFH FFH FFH 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 21 22 23 24 25 26 27 28 29 30 FFH FFH FFH FFH FFH FFH FFH FFH FFH FFH 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 31 32 33 34 35 36 37 38 39 40 FFH FFH FFH FFH FFH FFH FFH FFH FFH FFH 1111 1111 1111 1111 1111 1111 111...

Страница 226: ...1H 1010 1010 1010 1010 1000 0000 0000 0001 1000 0000 0000 0001 1000 0000 0000 0001 1000 0000 0000 0001 61 62 63 64 65 66 67 68 69 70 80H 01H 80H 01H 80H 01H 80H 01H 80H 01H 1000 0000 0000 0001 1000 0000 0000 0001 1000 0000 0000 0001 1000 0000 0000 0001 1000 0000 0000 0001 71 72 73 74 75 76 77 78 79 80 80H 01H AAH AAH AAH AAH 80H 01H 80H 01H 1000 0000 0000 0001 1010 1010 1010 1010 1010 1010 1010 10...

Страница 227: ... 83 84 85 86 87 88 89 90 80H 01H 80H 01H 80H 01H 80H 01H 80H 01H 1000 0000 0000 0001 1000 0000 0000 0001 1000 0000 0000 0001 1000 0000 0000 0001 1000 0000 0000 0001 91 92 93 94 95 96 80H 01H 80H 01H 80H 01H 1000 0000 0000 0001 1000 0000 0000 0001 1000 0000 0000 0001 ...

Страница 228: ...3H 01H 01H 01H 01H 07H 01H 1000 0000 0000 0001 0000 0001 0000 0011 0000 0001 0000 0001 0000 0001 0000 0001 0000 0111 0000 0001 21 22 23 24 25 26 27 28 29 30 01H 01H 01H 55H 55H 55H 55H AAH AAH AAH 0000 0001 0000 0001 0000 0001 0101 0101 0101 0101 0101 0101 0101 0101 1010 1010 1010 1010 1010 1010 31 32 33 34 35 36 37 38 39 40 AAH 01H 01H 01H 01H 01H 01H FFH FFH FFH 1010 1010 0000 0001 0000 0001 000...

Страница 229: ...Pattern 41 42 43 44 45 46 47 48 49 50 FFH FFH FFH 80H 01H 80H 01H 80H 01H 80H 1111 1111 1111 1111 1111 1111 1000 0000 0000 0001 1000 0000 0000 0001 1000 0000 0000 0001 1000 0000 51 52 53 54 01H 80H 01H 80H 0000 0001 1000 0000 0000 0001 1000 0000 ...

Страница 230: ...FH FFH FFH FFH FFH FFH FFH 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 21 22 23 24 25 26 27 28 29 30 FFH FFH FFH FFH FFH FFH FFH FFH FFH FFH 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 31 32 33 34 35 36 37 38 39 40 FFH FFH FFH FFH FFH FFH FFH FFH FFH FFH 1111 1111 1111 1111 1111 1111 111...

Страница 231: ...FH FFH FFH FFH FFH FFH FFH FFH 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 61 62 63 64 65 66 67 68 69 70 FFH FFH FFH FFH FFH FFH FFH FFH FFH FFH 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 1111 71 72 73 74 75 76 77 78 79 80 FFH FFH AAH AAH AAH AAH 10H 10H 10H 10H 1111 1111 1111 1111 1010 1010...

Страница 232: ...0H 10H AAH AAH AAH AAH 0001 0000 0001 0000 0001 0000 0001 0000 0001 0000 0001 0000 1010 1010 1010 1010 1010 1010 1010 1010 101 102 103 104 105 106 107 108 109 110 10H 10H 10H 10H 10H 10H 10H 10H 10H 10H 0001 0000 0001 0000 0001 0000 0001 0000 0001 0000 0001 0000 0001 0000 0001 0000 0001 0000 0001 0000 111 112 113 114 115 116 117 118 119 120 10H 10H 10H 10H 10H 10H 10H 10H 10H 10H 0001 0000 0001 00...

Страница 233: ...1 1000 0000 0000 0001 1000 0000 0000 0001 11 12 13 14 15 16 17 18 19 20 80H 01H 80H 01H 80H 01H 80H 01H 80H 01H 1000 0000 0000 0001 1000 0000 0000 0001 1000 0000 0000 0001 1000 0000 0000 0001 1000 0000 0000 0001 21 22 23 24 25 26 27 28 29 30 80H 01H 80H 01H 80H 01H 80H 01H 80H 01H 1000 0000 0000 0001 1000 0000 0000 0001 1000 0000 0000 0001 1000 0000 0000 0001 1000 0000 0000 0001 ...

Страница 234: ...10 1010 1010 1111 0000 0001 0000 0001 0000 0001 0000 0001 1111 1111 1111 1111 41 42 43 44 45 46 47 48 49 50 FFH FFH 01H 01H 01H 01H FFH FFH FFH FFH 1111 1111 1111 1111 0000 0001 0000 0001 0000 0001 0000 0001 1111 1111 1111 1111 1111 1111 1111 1111 51 52 53 FFH FFH CBH 1111 1111 1111 1111 1100 1011 T1 5StressPattern Continued ...

Страница 235: ...7H 01H 0000 0001 0000 0001 0000 0001 0000 0011 0000 0001 0000 0001 0000 0001 0000 0001 0000 0111 0000 0001 21 22 23 24 25 26 27 28 29 30 01H 01H 01H 55H 55H 55H 55H AAH AAH AAH 0000 0001 0000 0001 0000 0001 0101 0101 0101 0101 0101 0101 0101 0101 1010 1010 1010 1010 1010 1010 31 32 33 34 35 36 37 38 39 40 AAH 01H 01H 01H 01H 01H 01H FFH FFH FFH 1010 1010 0000 0001 0000 0001 0000 0001 0000 0001 000...

Страница 236: ...49 50 FFH FFH FFH 80H 01H 80H 01H 80H 01H 80H 1111 1111 1111 1111 1111 1111 1000 0000 0000 0001 1000 0000 0000 0001 1000 0000 0000 0001 1000 0000 51 52 53 54 55 01H 80H 01H 80H 01H 0000 0001 1000 0000 0000 0001 1000 0000 0000 0001 T1 6StressPattern Continued ...

Страница 237: ...03H 01H 01H 01H 01H 07H 01H 0000 0001 0000 0001 0000 0001 0000 0011 0000 0001 0000 0001 0000 0001 0000 0001 0000 0111 0000 0001 21 22 23 24 25 26 27 28 29 30 01H 01H 01H 55H 55H 55H 55H AAH AAH AAH 0000 0001 0000 0001 0000 0001 0101 0101 0101 0101 0101 0101 0101 0101 1010 1010 1010 1010 1010 1010 31 32 33 34 35 36 37 38 39 40 AAH 01H 01H 01H 01H 01H 01H FFH FFH FFH 1010 1010 0000 0001 0000 0001 00...

Страница 238: ...nued 41 42 43 44 45 46 47 48 49 50 FFH FFH FFH 80H 01H 80H 01H 80H 01H 80H 1111 1111 1111 1111 1111 1111 1000 0000 0000 0001 1000 0000 0000 0001 1000 0000 0000 0001 1000 0000 51 52 53 54 55 01H 80H 01H 80H 01H 0000 0001 1000 0000 0000 0001 1000 0000 0000 0001 ...

Страница 239: ...C 18 STRESS PATTERNS APPENDIX C ...

Страница 240: ...PMENT D 1 Intelligent Network Equipment INTRODUCTION This appendix shows the intelligent network equipment addresses see Table D 1 and avail able commands see Table D 2 currently supportedbytheT BERD107ASmartLoopback Command Codes Option ...

Страница 241: ...aint Switch Ramp Address ADTRAN HDSL equip No Model None 1 to 2 N A Pair Gain HDSL equip No Model None 1 to 2 N A Tellabs HDSL equip No Model None 1 to 2 N A Teltrend 7231 7239 7231 7239 LC None 1 to 20 N A 7231 7239 LD 7231 7239 LP 7231 7239 LS 7231 7239 LW 7231 E 1 to 3 N A N A DS1 Maintenance Switch N A N A 1 to 16 TxPORT 231 239 1 to 26 1 to 26 N A ...

Страница 242: ...Field AJ to AM A0 to A2 AA to AH AJ to AM CS270F 3192 7F 3423 7F A0 to A2 Westell 3150 C0 N A 1 to 99 N A 3130 56 3150 56 1 to 2 1 to 20 N A 3151 56 N A 1 to 20 N A 3130 70 3150 70 1 to 2 1 to 20 N A 3130 80 3150 80 1 to 1999 0 to 1999 N A 3140 80 0 to 1999 N A N A 3150 81 N A 0 to 1999 N A NIMS 20 NIMS 28 N A N A 1 to 28 NIMS 60 Equip Manuf Model IOR Addresses ILR Addresses Maint Switch Ramp Addr...

Страница 243: ...ess Westell 3222 3224 00 01 None None N A HDSL equip XEL 7853 000 N A Exchange Code N A 1 to 9999 Location Code 1 to 999 7854 008 N A 1 to 63 N A Table D 1 Continued Intelligent Network Equipment Loop Code Addresses NOTE N A indicates there is no equipment of that type associated with the given model of equipment ...

Страница 244: ... Time out Disable Pair Gain HDSL equip No Arm Disarm Query N A N A Model Time out Disable Power Down Tellabs HDSL equip No Arm Disarm N A N A Model Time out Disable Teltrend 7231 7239 Arm Disarm N A N A 7231 7239 LC Near end Arm 7231 7239 LD Query Time out Disable 7231 7239 LP Power Loop Power Down Power Thru Table D 2 Intelligent Network Equipment Commands ...

Страница 245: ...rm Query Time out Disable Power Down FE NIU Activate Clear FT1 Dual Loopback 7231 7239LS or Arm Disarm Near end Arm N A N A 7231 7239LW Query Time out Disable Power Loop Power Down Power Thru Auto Query Auto Learn Manual Learn DS1 Maintenance Arm Disarm Restore N A N A Switch Query Time out Disable Table D 2 Continued Intelligent Network Equipment Commands ...

Страница 246: ...ands Program Command Commands Selections TxPORT 231 239 N A N A N A Wescom F Series Office or Time Out Disable N A N A F Series Field Power Loop Power Query CS270F 3192 7F 3423 7F Westell 3150 C0 Arm Disarm Query N A N A Time out Disable Seq Loopback 3130 56 3150 56 Arm Disarm Query N A N A Time out Disable Seq Loopback Power Query ...

Страница 247: ...isable N A N A Seq Loopback Power Query AIS Disable 3130 70 3150 70 Arm Disarm CPE Arm Query Arm Frame Auto Dual ESF Time out Disable Option Query AIS Enable Disable Program Address 1 to 2 Timeout Enable Disable Block CPE Arm Enable Disable Acknowledge Error Invert Arm Code CPE NIU Reset Master Session Table D 2 Continued Intelligent Network Equipment Commands ...

Страница 248: ...e Auto Dual ESF AIS Disable Option Query Code Detection Sync Async AIS Timeout Enable Disable Reset Enable Disable Master Session NIMS 20 NIMS 28 N A N A N A NIMS 60 3222 3224 00 01 Arm Disarm Time out Disable N A N A HDSL equip XEL 7853 000 Time out Extend N A N A 7854 008 N A N A N A Table D 2 Continued Intelligent Network Equipment Commands NOTE Some Commands are only valid for the office repea...

Страница 249: ...INTELLIGENT APPENDIX D NETWORK EQUIPMENT D 10 ...

Страница 250: ...attern 3 39 3 41 63 BitTestPattern 3 57 72 OctetPattern 3 41 8 PinDIN TypeConnector 3 34 96 OctetPattern 3 39 A Accessories 1 5 PR 40AThermalPrinter 1 6 1 7 T BERDRepeaterPowerSupply 1 6 T BERDT1RepeaterExtender 1 5 AddressableRepeaterLoopCodes 7 13 AdvancedStressPatternsOption 1 4 3 39 Patterns 1 TestPatterns 3 39 AISLED 3 28 Alarm Criteria 7 8 LEDs SeeAlarmLEDs MaintenanceTest 5 10 5 23 Major 5 ...

Страница 251: ...UFCLRFunction 4 46 6 7 AUXCHDROPFunction 5 17 AUXCLOCKFunction 4 52 AUXESFLOOPFunction 4 5 AUXFT1CHANFunction 3 56 4 57 AUXFT1IDLEFunction 3 56 4 50 4 52 4 54 AUXFT1RATEFunction 3 56 4 56 AUXLOOPCODEFunction 3 53 3 56 4 7 4 15 AUXMULTIPATFunction 4 5 AUXPGMLPDNFunction 4 13 AUXPGMLPUPFunction 4 10 AUXPRIEVNTFunction 4 47 6 6 AUXPRIINTVFunction 4 48 4 49 6 6 AUXPRINTFunction 4 44 6 5 AUXPRMFunction...

Страница 252: ...ryLED 3 28 Specifications 7 14 BATTERYCHARGETestResults 5 20 BITERRRATETestResults 5 12 BITERRSECTestResults 5 12 BITERRORSTestResults 5 4 5 12 BPVRATETestResults 5 13 BPVSECONDSTestResults 5 13 BRIDGEInputTermination SeeRXINPUTSwitch BRIDGTAP Printouts 6 9 BRIDGTAPTestPattern 3 11 C CATEGORYSwitch 3 22 3 47 Channel 1 TimeSlotAssignments 3 7 1 Continuous Test See AUX TIME TST Function 4 41 Control...

Страница 253: ...ategory 3 36 5 3 5 20 DefaultSettings 1 Definition LoopCodes 7 12 DISPLLIGHTSwitch 3 22 Display 3 4 DS1MaintenanceSwitch 4 27 RampCode 4 27 SwitchCode 4 27 DSX MONInputTermination SeeRXINPUT Switch E ELAPSETIMETestResults 5 19 EnhancedESFOption 1 4 2 14 3 43 InstallationVerification 2 14 TestResults 5 10 ERRINSSwitch 3 33 ERRORSCategory 3 24 5 12 ExcessZerosLED 3 27 7 9 ExtendedSuperframe ESFDatal...

Страница 254: ...RC1TestResults 5 24 FCRC101 319TestResults 5 25 FCRC11 100TestResults 5 25 FCRC2 5TestResults 5 24 FCRC6 10TestResults 5 25 FractionalT1Option 1 5 InstallationVerification 2 18 FrameLossLED 3 26 7 8 FrameSyncLED 3 25 FRMERRRATETestResults 5 13 FRMERRSECTestResults 5 13 FRMERRORSTestResults 5 13 FT1D4Mode 3 55 FT1ESFMode 3 55 FT1Option AuxiliaryFunctions 3 56 OperatingModes 3 55 H HISTRESETSwitch 3...

Страница 255: ... 4 18 IntelligentOfficeRepeater 4 18 IntelligentRepeaterCommands 4 19 Programmed 4 11 4 13 RemoteProgrammingCommands 4 25 LoopDownLED 3 32 LoopUpLED 3 31 LowBatteryLED 3 28 7 9 M MajorAlarm SeeAlarm 5 8 Messages Alarm SeeAlarmMessages Status 6 18 SUMMARYCategory 3 28 5 5 MIN MAXTestPattern 3 41 Minor Alarm See Alarm 5 9 MODESwitch 3 5 3 55 Modes Operating SeePgs 3 5 3 9 EnhancedESFOption 3 43 Frac...

Страница 256: ...onalT1 1 5 2 18 Oscillator internal 3 16 Out of WarrantyService 2 23 OverflowPrintout 6 14 P PatternLossLED 3 27 PATTERNSwitch 3 10 3 39 3 44 3 57 PatternSyncLED 3 25 Patterns 1Pattern 7 10 2IN8Pattern 7 10 55OCTETPattern 3 15 7 11 7Pattern 7 10 ALLZEROPattern 7 11 BRIDGTAPPattern 7 10 Definitions 7 10 MIN MAX 9 MULTIPATPattern 7 11 PGMPAT1Pattern 3 14 3 15 PGMPAT2Pattern 3 14 3 15 PGMPAT3Pattern ...

Страница 257: ...ntFunctions SeeAUXPRIEVNT Function 4 47 PRINTSwitch 3 51 Printer Buffer 4 46 6 7 Parameters 6 2 PR 40A 6 1 6 4 Serial 6 1 SquelchControl 6 15 PRINTERConnector 3 34 6 1 7 7 PrinterSquelch 6 15 Printouts 6 7 BRIDGTAP 6 9 Controls 4 44 6 6 6 16 Generation 6 5 MULTIPAT 6 11 Overflow 6 14 Results 4 47 4 49 6 6 6 8 SMARTNIU 3 51 6 12 Programmable Loop Down Code See Loop Codes Loop Up Code See Loop Codes...

Страница 258: ...tor RXINPUTSwitch 3 18 RXJack 3 20 S SELFTSTMode 3 6 ShelfAlarm SeeAlarm SIGLOSSECTestResults 5 19 SignalAlarmLEDs SeeAlarmLEDs SIGNALCategory 3 24 5 2 5 15 SignalLevels 5 15 SignalLossLED 3 26 7 8 SignalStatusLEDs SeeStatusLEDs SimplexCurrent 5 16 SLCDatalinkDecodeOption 3 35 TestResults 5 20 SLC 96 ChannelTimeSlotAssignment 1 Datalink 3 35 SLC M1Mode 3 35 SLC M2Mode 3 35 SMARTNIU Mode 3 43 Resul...

Страница 259: ...s SYNCUNKNOWNTestResults 5 7 5 21 T T BERDRepeaterPowerSupply 1 6 T BERDT1RepeaterExtender 1 5 T1D1DMode 3 8 T1 D4 Mode 3 7 T1DALYTestPattern 3 39 T1ESFMode 3 7 T1LLB Mode 3 8 T1 Mode 3 7 T1PulsesLED 3 25 T1SLC Mode 3 7 T1TLB Mode 3 8 T1 2 96TestPattern 3 39 T1 3 54TestPattern 3 40 T1 4 120TestPattern 3 40 T1 5 53TestPattern 3 40 T1 QRSSTestPattern 3 11 Temperature 7 1 TERMInputTermination SeeRXIN...

Страница 260: ...MARYCategory 3 23 3 37 5 1 5 4 TIMECategory 3 24 5 2 5 19 TIMECategory 3 24 5 2 5 19 TimeSlotAssignments SeeChannel 1 Timed Test See also AUX TIME TST Function 4 41 Timing Slips See SIGNAL Category 5 16 TRAFFICResults 5 17 TXJack 3 20 U USERTestPatterns 3 14 USERTestResults 5 8 5 21 V VFOUTJack 3 20 VFTones 3 57 VIOLATIONSTestResults 5 4 5 13 Volume 4 40 Volume See AUX VOLUME Function 4 40 W Warra...

Страница 261: ...INDEX T BERD 107A INDEX 12 ...

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