AT&T SLC-40 Manual Download

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Summary of Contents for SLC-40

Page 1: ...IST COMPANY ORDER LIST TROUBLE INDICATOR LIST Trademark of Western Electr ic Task Oriented Practice TOP SECTION 363 201 400 Issue 1 March 1981 SLC 40 SUBSCRIBER LOOP CARRIER SYSTEM 001 030 050 095 TOP Comments Hot Line 1 800 334 0404 8 00 a m 4 00 p m Eastern Time Monday through Fr iday In Nor th Carolina call 919 727 3167 ...

Page 2: ...TCI Library http www telephonecollectors info CENTRAL OFFICE TERMINAL SUBSCRIBERLOOPCARRIER 40 SYSTEM TOP DOCUMENTATION PLAN ONE VOLUME REPEATER REMOTE TERMINAL ...

Page 3: ...P SLC 40 SUBSCRIBER LOOPCARRIER SYSTEM NOTE Before using TOPfor the first time complete the TOP USER Plant Training Course PTC No 278 A short version of PTCNo 278 is in the back of this volume NOTICE Not for use or disclosure outside the Bell Systemexcept under written agreement Printed in U S A I Issue 1 I MAR 1981 363 201 400 TPG TITLEPAGE ...

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Page 5: ... 506 DLP 541 DLP 576 TAP 102 DLP 507 DLP 542 DLP 577 TAP 103 DLP 508 DLP 543 DLP 578 TAP 104 DLP 509 DLP 544 DLP 579 TAP 105 DLP 510 DLP 545 DLP 580 TAP 106 DLP 511 DLP 546 DLP 581 TAP 107 DLP 512 DLP 547 DLP 582 TAP 108 DLP 513 DLP 548 DLP 583 TAP 109 DLP 514 DLP 549 IXL 890 TAP 110 DLP 515 DLP 550 TAP 111 DLP 516 DLP 551 TAP 112 DLP 517 DLP 552 TAP 113 DLP 518 DLP 553 TAP 11 1 DLP 519 DLP 554 TA...

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Page 7: ...telephonecollectors info ROUTINE TASKS PROCEDURE NUMBER Perform Spare Line Tests RTP 002 Perform RemoteTerminal Cabinet Tests RTP 003 Issue 1 I MAR 1981 363 201 400 RTL ROUTINE TASKLIST SLC 40 CARRIER SYSTEM PAGE1 of 1 001 ...

Page 8: ...ow At Central Office Terminal COT 1 Dummy Plug At RemoteTerminal RT 1 1014AHandTest Set or Equivalent 2 Dispatch Personnel to RemoteTerminal to Assist in Monitoring Test Call 3 HaveRTPersonnel Establish a Test Call FromRTCross Connect Terminal 4 Perform Transfer to Spare Line Tests While Monitoring Test Call DLP 500 5 Verify Operation of SPLT Spare Line Trouble Alarm Using a Dummy Plug in Sl OUT J...

Page 9: ... Toothbrush KS 19094L2 Anti Seize Compound Grease Clean Cloths Nonmetallic Waste Container Spray Can of Freon J PROCEDURE NUMBER Danger Tbe safety apparel designated by sbould be worn at all times wben working witb batteries Items designated by t should be readily available wben working witb tbe batteries to minimize tbe consequences of any accident witb tbe electrolyte 2 Visually Inspect Exterior...

Page 10: ...See TABLE A for Requirements Reinsert BCFuse TABLE A BC BATTERY VOLTAGE ALARM INDICATORS LIGHTED FUSE ONKE9CIRQJITPACK COT KE12 RT KE1S In 40 to 46 volts de Out 36 to 42 volts de RTMN AC 12 RemoveBFFuse FromRTPower Panel Danger Allow 15 minutes to elapse after removing BF fuse to allow dissipation of hydrogen and oxygen gases in the battery compartment before starting Step 13 13 Froma distance of ...

Page 11: ...pect Battery Cells for Correct Electrolyte Level Cracks or Leaks Terminal Corrosion and Wornor Broken Cable Ties 16 Fill Battery Cells Upto Upper Electrolyte Level Line Using Distilled or ApprovedWater 17 Soak and Clean Battery Vent Caps in a Bucket of Water 18 Clean Residue or Corrosion FromBattery Cell Terminals if Needed DLP 506 19 MeasureVoltage Across Each Pair of Battery Cells Cell Voltage M...

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Page 13: ...honecollectors info ACCEPTANCE TASKS Accept Central Office Terminal Accept Frame Mounted RemoteTerminal ACCEPTANCE TASKLIST SLC 40 CARRIER SYSTEM PROCEDURE NUMBER ATP 031 ATP 032 Issue 1 I MAR 1981 363 201 400 ATL PAGE1 of 1 030 ...

Page 14: ...SUBTASKS 1 Perform Overall Visual Inspection of Central Office Terminal 2 Check Central Office Terminal Fuse Panel and Office Alarms ACCEPT SLC 40 CENTRAL OFFICETERMINAL PROCEDURE NUMBER DLP 509 DLP 510 Issue 1 I MAR 1981 363 201 400 ATP PAGE1 of 1 03 1 ...

Page 15: ...ttp www telephonecollectors info ITEM SUBTASKS PROCEDURE NUMBER 1 CheckFrame Mounted RemoteTerminal Wiring Options DLP 583 Issue 1 I MAR1981 363 201 400 ATP ACCEPT SLC 40 FRAME MOUNTED REMOTE TERMINAL PAGE1 of 1 032 ...

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Page 17: ...TASKS PROCEDURE NUMBER ENGINEERING WORK ORDERS Establish SLC 40Carrier System COP 051 SERVICE ORDERS Perform Service Cutover Procedures COP 052 Trademark of WesternElectric Issue 1 I MAR1981 363 201 400 COL COMPANY ORDER LIST SLC 40 CARRIER SYSTEM PAGE1 of 1 050 ...

Page 18: ...Test Set 5 310 Type Dummy Plugs CENTRAL OFFICETERMINAL TURN UP TESTS 2 Unpackand Inspect Each Plug in Unit to be Used 3 With power switch in OFFposition Install 113BPowerUnit into Slot 111 and Operate PowerSwitch to DLP 511 ONPosition I I 20 21112121213 1138 POWER I UNIT 10 111 _ l 4 Measure Voltages on 113BPowerUnit TABLE A DLP 512 TABLE A TESTPOINTS REQUIREMENT FROM TO Vdc BG BN 45 to 53 5 CG 4 ...

Page 19: ...ch to ONPosition A 114A or 250 PowerUnit DLP 514 B 209 or 238 PowerUnit Using 1 and 2 Below 1 Install Good7OFFuse s for Powering 13OV Line PowerUnit per TABLE C DLP 515 TABLE C FOR FUSE HOLDER DESIGNATION EQUIPPED 209A 209B 209C SYSTEM POSITION OR OR OR 238A 238B 238C 1 FIA FlB FIA FlB 2 F4A F4B F4A F4B 3 F7A F7B F7A F7B 4 FlOA FlOB FlOA FlOB 2 Install 209 or 238 PowerUnit into Slot 411 DLP 516 8 ...

Page 20: ...ts and Requirements are in TABLE E DLP 518 TABLE E TESTPOINTS REQUIREMENTS Vdc FROM TO 209A 238A 2099 238B H BP BN 240 to 280 165 to 195 LP LG 120 to 140 120 to 140 LG LN 120 to 140 42 to 53 209C 238C BG BN 120 to 140 LP LG 0 LG LN 120 to 140 9 Install 70 Type Fuse per TABLE F Observe Color Code DLP 519 TABLE F FORSYSTEM FUSEHOLDER POSITION DESIGNATION 1 F3C 2 F6C 3 F9C 4 Fl2C Issue 1 I MAR 1981 3...

Page 21: ... TABLE G 983 TYPE EQUALIZERS Cable Length 0 220 220 440 440 660 Cable Loss 0 1 dB 1 2 dB 2 3 dB Use Code A B C Requirement SYSOUT CLK ERR FR MPX and ACO LampsLighted on KE12 13 Install Central Office Multiplex Units KE13or KE23 KF11or KF3 and KF2or KF4 into Slots 211 DLP 522 213 and 212 Respectively Requirement SYSOUT CLK ERR FR MPX and ACO LampsLighted on KE12 14 CheckCentral Office Alarms for Di...

Page 22: ...m Milliameter VOM or Equivalent 1 70 Type Defective Fuse Blown 4 310 TypeDummy Plugs REMOTE TERMINAL TURN UP TESTS 22 If RemoteTerminal is to be Frame Mounted go to Item 54 Otherwise Continue with Item 23 23 Obtain the Additional Support Apparatus Listed BelowFor Use in Installing Batteries 1 117 Volt Extension Lampand Cord Bell System Approved 1 9 16 Inch Taped Insulated Wrench 1 Container of Dis...

Page 23: ...ct Each Cell For Excess Residue Buildup and Electrolyte Levels Requirement Each Cell is Free of Excess Residue and Electrolyte Level is at Upper Colored Line on DLP 529 Cell Cases 27 Hand tighten All Vent Caps on Cells 28 Measure Voltage Across Battery Cell Pairs DLP 507 Requirement VOM Indicates at Least 2 4 Vdc For Each Pair of Cells 29 Install and Connect Batteries in RTCabinet DLP 530 30 Measu...

Page 24: ...ion Requirement Fuses Installed in Item 34 do not Operate blow 36 Verify Battery Heater Panel Operation DLP 505 37 Close and Secure Rear Compartment Door and Release Locking Mechanismsto Access Front Cabinet Apparatus Shelves 38 Verify All Fuses in KUl Circuit Pack Are in Place and Undamaged 39 Plug KUl Circuit Pack into Slot 011 40 Plug KE9Circuit Pack into Slot 012 41 MeasureVoltage BetweenTest ...

Page 25: ...50 PowerUnit into Slot 411 DLP 514 Requirement NoFuses Operate 47 MeasureVoltages on 114A or 250 PowerUnit According to TABLE I DLP 536 TABLE I TESTPOINTS 114A 250 FROM TO REQUIREMENTREQUIREMENT Vdc Vdc BG BN 40 to 46 40 to 46 LP LG 100 to 160 120 to 150 LG LN Oto 60 120 to 150 48 Set PowerSwitch on 114A or 250 PowerUnit to OFFposition NOTE The PowerUnit Switch Should be Left in the OFFposition Un...

Page 26: ...Terminal According to the WorkOrder llarning Avoid Touching any of tbe Components on tbe Circuit Packs 58 If KE34ARTLine Interface Unit is to be Used Equip it With a 983 TypeEqualizer The Proper Equalizer Type is Determined FromTABLE J Whenthe Dressed Cable Length is Known TABLE J 983 TYPEEQUALIZERS CABLE LENGTH 0 220 220 440 440 660 CABLE LOSS 0 1 dB 1 2 dB 2 3 dB USECODE A B C 59 Removethe Plast...

Page 27: ...owerSwitch in OFFPosition Plug 1138 PowerUnit into 111 or 511 Dependingon WhichSystem is Being Installed Then Set PowerSwitch to ONPosition Requirement Fuse LYon FF JPanel Does Not Operate Blow MeasureVoltages on 1138 PowerUnit According to TABLE K TABLE K TESTPOINTS REQUIREMENT FROM TO Vdc BG BN 45 to 53 5 CG 4 5 to 5 5 CG 8 7 to 9 If WorkOrder Specifies KEil Circuit Pack Proceed to Item 73 Other...

Page 28: ...mUnderTest 75 With PowerSwitch on 1138 in OFFPosition Plug KE15Circuit Pack into Slot 311 or Slot 711 for RT FrameUpper System and Set PowerSwitch on 1138 to ONposition Requirement After 5 Seconds Lampson KE15will be as Follows Ignore all Others DLP 545 Lighted SYS OUT CLK ERR FR MPX Off RNG BAT AC 76 In the Order Given Plug the Following Circuit Packs into the Designated Slots For SystemUnder Tes...

Page 29: ...ction 363 201 215Must HaveBeen Completed If Tl OS or Ml Type Multiplexer Powers the Line the Tl OS Tests Should be CompletedBefore Proceeding to Item 106 85 Obtain Support Apparatus Listed Below At Central Office Terminal COT I KS 14510Volt Ohm MilliaDDDeter VOM or equivalent At RemoteTerminal RT I KS 14510Volt Ohm Milliameter VOM or equivalent 86 Dispatch Personnel to RemoteTerminal RT 87 If Digi...

Page 30: ...t on KE24Circuit Pack per TABLE N DLP 553 NOTE I TESTbutton must be depressed for valid reading TABLE N TYPEOF LINEPOWER KE24CIRQJITPACK UNITATCOT I TESTVOLTAGE 114Aor 209 Type 1 3 to 1 5 Vdc 250 or 238 Type 0 5 to 0 7 Vdc 95 Digital Line Powering Tests Line PowerFromCOT Only are Complete Goto Item 106 96 Prepare Central Office Terminal for Line Powering DLP 549 97 Request RTPersonnel to Prepare R...

Page 31: ...orm Line Current Test on KE24Circuit Pack per TABLE P DLP 553 NOTE I TESTbutton must be depressed for valid reading TABLE P TYPEOF LINEPOWER KE24CIROJITPACK UNITATRT I TESTVOLTAGE 114A Type 1 3 to 1 5 Vdc 250 Type 0 5 to 0 7 Vdc 105 Request RTPersonnel to Measureand Record for Future Reference Line Voltage on POWER UNIT DLP 555 LP and LNTest Jacks 290 VdcMaximum TERMINAL TO TERMINAL TESTS 106 Perf...

Page 32: ...orm Automatic Retry of Spare Line If EquippedWith Spare Line 116 Perform Verification of Final SYSOUTstate TERMINAL TO TERMINAL CHANIIEL TESTS 117 Obtain Support Apparatus Listed Belowfor Type of Service Being Equipped Single Party At RT 1 500 TypeTelephone Set Party Line ONI At RT 1 500 TypeTelephone Set 1 KS 14510VOM or equivalent Two Party ANI At RT 2 500 TypeTelephone Sets Coin At COT 1 KS 218...

Page 33: ...k Bat Ground Ring 45 to 53 30 to 60 Neg Ringing on RogPty Ground Ring 42 to 53 25 to 80 Neg Ringing on Tip Pty Ground Tip 42 to 53 25 to 80 Pos Ringing on Rog Pty Ring Ground 42 to 53 25 to 80 Pos Ringing on Tip Pty Tip Ground 42 to 53 25 to 80 If COis equipped C Two Party ANI TABLER ShowsResistance to Ground Test Voltages on Tip side of Line DLP 569 Requirements Madeat Central Office Test Desk or...

Page 34: ...ive induction is present on tbe pairs Induction is excessive if tbe ac voltage between tbe ring side and ground on a working but idle line measured from tbe CO exceeds 10 volts 72 dBrn Ng 3 kBz FLATas measured by a 3 type noise set Vbere induction is excessive cutover must be a coordinated transfer at eacb end of tbe system PROCEDURE NUMBER DLP 571 Issue 1 I MAR1981 363 201 400 COP PEFORM SERVICE ...

Page 35: ... 102 LampLighted at COT Major AlarmLampLighted and RTMJAlarm TAP 103 LampLighted at COT Major AlarmLampLighted at COT TAP 117 Minor AlarmLampLighted and RTMN Alarm TAP 104 LampLighted at COT Minor Alarm LampLighted and SPLAlarm TAP 105 LampLighted at COT MinorAlarm LampLighted and SPLTAlarm TAP 106 LampLighted at COT Trouble Reports Trouble on Oneor MoreChannels TAP 113 Issue 1 I MAR 1981 363 201 ...

Page 36: ...old to newcircuit packs TROUBLE LOCATING PROCEDURES Trouble on a SLC 40system will be indicated by major and minor alarms at the central office terminal COT or by subscriber reports The trouble will be one of two Trademarkof WesternElectric MAINTENANCE PHILOSOPHY categories system troubles or per line troubles System troubles affect several channels or the entire system and always cause an alarm P...

Page 37: ...TE ORMl TYPEMULTIPLEXER INTERFACE OLDCODES NEW CODE NEW CODE USEDINSTEAD OF USED AT 33A 33B 33C KE31A KE21 COT KE4 KE24t KE34A KE24 RT KE5 KE15 KE23 KE13 COT KE6 KE16 KE26 KE16 RT KFl KFll KF3 KFll COTand RT 113A 113B KF4 KF2 COT and RT KWl KWlB LEU LE2t KE8 KE18 KE18B KE28 KE28B KE48 KE48B Newcode always a substitute for the old code but old code maynot necessarily be a substitute for newcode t R...

Page 38: ...m having trouble 3 Is office alarm retired Yes _ No No No 6 Use SD 97735 01 to locate defective wiring 5 Replace KE12 with a spare and repeat procedures from Step 2 REPAIRMAJOR ALARM CAUSED BY BLOWN FUSE 7 Insert good fuse s of correct size and type into blown fuse position s 8 Does replacement fuse s blow Yes i No 9 Reset ACO switch on KE12 to bottom full alarm position 10 Remove 1 1i c blown fus...

Page 39: ...nto blown fuse full alarm TABLE A position position Yes 14 Reinsert original unit 15 Use SD 97735 01 to locate defective wiring TABLEA BLOWN FUSE S CORRESPONDING IITS FIC F4C F7C FlOC 114A 209B 238B 250A F2C F5C F8C FllC 113B F3C F6C F9C F12C KE12 KE21or KE31A FIA F4A F7A FlOA 209A 209B 238A 238B FIB F4B F7B FlOB 209A 209C 238A 238C Issue 1 I MAR 1981 363 201 400 TAP REPAIRMAJOR ALARM CAUSED BY BL...

Page 40: ... top no alarm position to retire office alarm 3 Put up COT MainLine Loopbackpatch DLP 574 on associated system 4 Are any alarm lamps besides the SPLTlamp lighted on KE12 NOTE 1 No 5 Removepatch cords from Ml IN and M2IN on COTjack panel Page 4 Yes Page 2 NOTE 1 Four minutes maybe required for SPL lamp to extinguish if lighted Issue 1 l MAR1981 363 201 400 TAP PAGE1 of 11 102 ...

Page 41: ...____ _ 13 Remove patch cords from Ml IN and Yes Page 3 10 Werevoltage No requirements in TABLE A met Yes 12 Did SYS OUT alarm lamp on KE12 extinguish Yes No M2 IN jacks on COTjack panel i 14 Set ACO switch on KE12 to bottom full alarm position _________ __ CLEAR SYS OUTALARM 11 Replace 1138 with good spare Page 3 TABLEA 1138 TEST REQUIREMENTS TESTPOINTS REQUIREMENTS VOLTS DC FROM TO BG BN 45 to 53...

Page 42: ...No 17 Use SD 97735 O1 to locate wiring trouble at COT Yes 18 Removepatch cords from Ml IN and M2IN jacks on COTjack panel______ _ 19 Set ACOswitch on KE12 to bottom full alarm position J NOTES 2 Whentrouble is cleared the old circuit packs should be replaced one at a time until the defective circuit pack s are identified and replaced 3 Correct 983 equalizer should be installed on replacement KE31A...

Page 43: ...8 Type 0 5 to 0 7 Vdc CLEAR SYS OUTALARM 23 Measure I TEST voltage on KE21 CIROJIT PACK DLP 575 See NOTE 4 TAP 103 24 Are I TEST Yes voltage Page 7 requirements met per TABLE B No 25 Measure voltage between LP and LN jacks on line POWER UNIT DLP 552 and compare with previously recorded readings or typical voltages per TABLE Con Page 6 Page 5 NOTE 4 System must be on main line SPL lamp extinguished...

Page 44: ...e 29 Remeasure I TESTvoltage on KE21CIRQJIT PACK DLP 575 See NOTE 5 30 Are I TEST voltage requirements met Yes 31 Is SYS OUT lamp still lighted on KE12at COT Yes Page 7 No No TAP 107 NOTE 5 Systemmust be on main line SPLlamp extinguished before I Test current can be measured A 10 minute settling time maybe required to ensure that both COT and RTare on the main line Issue 1 MAR 1981 363 201 400 TAP...

Page 45: ...RT 1141 POWER UNIT 250 POWER UNIT 10 245 150 11 270 165 12 175 13 190 14 205 15 220 16 235 17 250 1 20 2 35 3 70 50 4 95 65 5 120 80 6 145 95 7 170 110 8 195 125 The actual meter indications may vary significantly 9 220 140 from the typical values depending on the specific 10 245 155 digital line makeup however in no case should any 11 270 170 voltage exceed 290 Vdc 12 180 13 195 14 210 TABLED 15 ...

Page 46: ... No Yes See NOTE 7 42 Are I TEST voltage requirements met per TABLED on Page 6 No TAP 108 Page 8 40 Connect __ power and signal to main line at 36 At RT measure voltage between LP and LNjacks on line POWER UNIT DLP 555 and comparewith previously recorded CLEAR SYS OUTALARM readings or typical voltages per TABLE Fon Page 6 RT DLP 581 Page 9 Yes Page 8 NOTES 6 If personnel is dispatched to RTsite co...

Page 47: ...t RT perform Bridged Error Test DLP 577 on MAIN SIDE2 Connect patch cord as shownin FIG 2 RT JACKPANEL l IAIN SIDE2 7005 BROG 310 FIG 2 No Page 10 46 Are pulses present on MAIN SIDE 2 of line Yes 48 Remove patch cord from RT jack panel Page 11 No 47 Remove patch cord from RT jack panel TAP 103 DANGER 1 Voltages to 300 volts exist on tbe RT test jacks appearances Patcb cords should be connected to ...

Page 48: ... system Shared 54 Is spare line available not being used by other system No TAP 112 Frame No Yes CLEAR SYS OUTALARM 50 Is a working spare 1ine available in samebay No No 55 Is spare line knownto be good Yes Yes 51 Perform ManualRestoration to Spare Line DLP 579 TAP 112 56 Perform ManualRestoration to Spare Line DLP 579 Issue 1 I MAR1981 363 201 400 TAP PAGE 9 of 11 102 ...

Page 49: ... system Shared 62 Is spare line available not being used by other system No TAP 109 Frame No Yes CLEAR SYS OUTALARM 58 Is a working spare line available in samebay No No 63 Is spare line knownto be good Yes Yes 59 Perform ManualRestoration to Spare Line DLP 579 TAP 109 64 Perform ManualRestoration to Spare Line DLP 579 Issue 1 I MAR 1981 363 201 400 TAP PAGE10 of 11 102 ...

Page 50: ...m Shared 70 Is spare line available not being used by other system No TAP 110 Frame No 66 Is a working spare line available in samebay No No Dedicated 71 Is spare line knownto be good Yes CLEAR SYS OUTALARM Yes Yes 67 Perform ManualRestoration to Spare Line DLP 579 TAP 110 72 Perform ManualRestoration to Spare Line DLP 579 Issue 1 I MAR 1981 363 201 400 TAP PAGE 11 of 11 102 ...

Page 51: ... Is AC lampon KE15 lighted No 5 UnplugKE9 replace blown fuse and reinsert KE9 No Yes CLEAR REMOTE TERMINAL MAJOR ALARM 4 Unplugall KE 8 channel units replace blown fuse and reinsert all KE 8 units TAP 122 7 Is voltage between test jacks BG and BN on KE9between 40 and 46 Vdc DLP 532 No TAP 126 TAP 123 Issue 1 I MAR1981 363 201 400 TAP PAGE1 of 1 103 ...

Page 52: ...lose RTcabinet door 5 Is RTMN lamp at COT off Yes CLEAR REMOTE TERMINAL MINOR ALARM 6 DoesRT No feed power No to the line Yes TAP 107 7 Unplug and reinsert KEl 1 8 Is Yes RTMNlamp at COT off No No 9 See CAUTION 1 Replace KE15 with a spare 10 Retrace procedures from Step 1 CAUTION 1 Changing tbi s unit will temporarily put tbe system out of service Issue 1 MAR 1981 363 201 400 TAP PAGE1 of 6 104 ...

Page 53: ...eplace KU1and verify KE9voltage requirement If not met check batteries Retrace these procedures from Step 1 with a spare 21 Measure voltage between 1 1 test jacks BG and BN on KE9 circuit pack No Yes 22 Is voltage between 40 and 46 Vdc Yes 23 Is BAT alarm lamp still lighted No Page 3 CLEAR REMOTE TERMINAL MINOR ALARM Page 3 No 19 Is BAT alarm lamp still lighted Yes CAUTION 2 Changing this uni will...

Page 54: ... 3 Replace KUl with a spare and replace blown fuse CLEAR REMOTE TERMINAL MINOR ALARM 32 See CAUTION 3 Then replace KUl KE9and KE12 one at a time checking alarms after each 33 Repeat procedures from Step 1 CAUTION 3 Changing this uni will temporarily put the system ou of service If there is no ac power at tbe RT AC lamp lighted and the system is operating on batteries do not pull KE9 KU1 or BF fuse...

Page 55: ...s this feature is in use rotate key to NORM position 40 Close N_o _____ cabinet No door at RT 37 Is HC fuse blown No 39 Verify heater panel operation DLP 505 CLEAR REMOTE TERMINAL MINOR ALARM Yes 38 Replace HC fuse 41 Is RT MN lampat COToff No 42 Retrace procedures from Step 1 Yes Issue 1 I MAR 1981 363 201 400 TAP PAGE 4 of 6 104 ...

Page 56: ... SPL LOCK feature is 47 Check for in use rotate blown ac fuses SPL LOCK key to or faulty NORMposition wiring Repair as required CLEAR REMOTE TERMINAL MINOR ALARM 54 Is system No provided with external alarm Yes 55 Check alarm condition on external alarm and take corrective action No 52 Is AC BAT or TEMP SPL LOCK lamplighted Yes 53 See CAUTION 4 Replace KEIS with a spare No Page 6 No 56 Is RT MN st...

Page 57: ...Unplug and reinsert 1 1M KE11 Yes CLEAR REMOTE TERMINAL MINOR ALARM 60 Is RT MN still lighted at COT Yes No 61 See CAUTION 5 Then replace KE15 1 M with a spare 62 Is RT MN still lighted at COT Yes 63 See CAUTION 5 Then replace KE12 at COT with a spare No CAUTION5 Changing tbis unit will temporarily put tbe system out of service Issue 1 MAR 1981 363 201 400 TAP PAGE 6 of 6 104 ...

Page 58: ...NING 1 Momentarily depress TRMN button on KE21 CIRQJITPACK Allow 10 seconds for system to stabilize 9 Is SPL lamp off No TAP 107 7 Set ACO switch on KE12 Yes CIROJITPACK to r bottom full alarm position 10 Set ACO switch on KE12 CIROJITPACK tor bottom full alarm position NOTE1 If Tl OS or any higher order Ml multiplexer is used as digital transmission facilities the NO path should be fol lowed f AR...

Page 59: ...s spare line sharing option used Yes 8 Is other system on shared spare line See NOTE 2 No Page 2 5 Use SD 97735 Ql to locate wiring trouble at COT No Page 2 Yes TAP 107 NOTES 1 If Tl OS or any higher order Ml multiplexer is used as digital transmission facilities the NO path should be followed 2 If other system is on spare line its main line maybe in trouble TAP 105can be used to clear SPL alarm o...

Page 60: ... system lighted Yes 11 See WARNING 1 Momentarilydepress TRMN button on KE21 CIROJITPACK Allow 10 seconds for system to stabilize No TAP 107 12 Is SPLTlampon KE12off No No 13 Repeat these procedures from Step 9 TAP 107 Yes 14 Set ACO switch on KE12 to bottom full alarm position Ir ARNING 1 Buttons sbould not be depressed for more tban 2 seconds duration Issue 1 MAR 1981 363 201 400 TAP PAGE 2 of 2 ...

Page 61: ...s 8 See DANGER 1 Perform Bridged Error Test DLP 577 on SPARE SIDE 1 as shownin FIG 1 Main No PERFORM REPEATERED LINE TROUBLE TESTS TAP 108 Page 2 3 Perform line powering tests on main line at COT DLP 580 4 Are power requirements met Yes 5 See DANGER 1 Perform Bridged Error Test DLP 577 on MAIN SIDE 1 as shownin FIG 2 Page 2 No TAP 108 DANGER 1 Voltages to 300 volts exist at RT test jack appearance...

Page 62: ...o be good See CAUTION 1 then check KE21 and KE12 at COT and KE24 and KEIS at RT PERFORM REPEATERED LINE TROUBLE TESTS 13 Does replacing these units clear the trouble No Yes 14 Use SD 97735 01 for COT SD 97733 04 for cabinet RT or SD 7C021 0lfor frame RTto locate defective wiring CAUTION 1 Changing these units will temporarily put the system out of service Issue 1 MAR 1981 363 201 400 TAP 1 PAGE2 o...

Page 63: ...power requirements met No TAP 111 Main Yes 16 Perform line powering tests on main line at COT DLP 580 20 Perform line powering tests on spare line at RT DLP 581 PERFORM REPEATERED LINE TROUBLE TESTS 17 Are power requirements met Yes 21 Perform line powering tests on main line at RT DLP 581 Page 4 No TAP 111 Issue 1 I MAR 1981 363 201 400 TAP PAGE3 of 4 107 ...

Page 64: ...TAP 109 27 Repeatered line appears to be good See CAUTION 2 then check KE21 and KE12 at COT and KE24 and KElS at RT PERFORM REPEATERED LINE TROUBLE TESTS 29 Use SD 97735 01for COT SD 97733 04for cabinet RT or SD 7C021 0lfor frame RTto locate defective wiring No 28 Does replacing these units clear the trouble Yes CAUTION 2 Changing these uni ts Jt1ill temporarily put tbe system out of service Issue...

Page 65: ...s indicated on 7005 No 6 See NOTE 2 Does this isolate trouble to one section between two repeaters Yes 7 Disconnect repeaters at both ends of cable section Then use local procedures to locate and repair cable trouble See NOTE 3 CLEAR REPEATERED LINEPOWERING TROUBLE LINEPOWERED FROM COTONLY Page 3 NOTES 1 This procedure is designed to locate an open loop or repeater after trouble has been isolated ...

Page 66: ...SITION TERM NORMAL SWITCH TOTERM POSITION FIG 1 251 OR 217 TYPE RPTR CLEAR REPEATERED LINE POWERING TROUBLE LINE POWERED FROM COTONLY TOCABLE CONNECTION 239AADAPTER SIDE1 310 7005 LINEIN BRDG SWITCH TOLINEIN POSITION TERM NORMAL SWITCH TOTERM POSITION FIG 2 310 DUl ll IY PLUG Issue 1 251 OR 217 TYPE RPTR I MAR 363 201 400 PAGE2 of 3 1981 TAP 108 ...

Page 67: ...tion No 13 Are pulses indicated on 7005 Yes 14 See NOTE 4 Does this isolate trouble to one section between two repeaters Yes No 15 Disconnect repeaters at b Q1hends of cable section Then use local procedures to locate and repair cable trouble See NOTE 5 CLEAR REPEATERED LINE POWERING TROUBLE LINEPOWERED FROM COTONLY 18 Remove239A ADAPTER and replace defective repeater with good spare I NOTES 4 Tro...

Page 68: ...from Step 2 for new test location No 5 Are pulses indicated and no more than 5 errors per 30 second period present on 7005 No 6 See NOTE 1 Does this isolate trouble to one section between two repeaters Yes 7 Disconnect repeaters at both ends of cable section Then use local procedures to locate and repair cable trouble See NOTE 2 CLEAR REPEATERED LINE SIGNAL TROUBLE ONSIDE 1 Yes Page 3 10 See DANGE...

Page 69: ...TERM NORMAL SWITCH TOTERM POSITION FIG 1 251 OR 217 TYPE RPTR TOCABLE CONNECTION 239AADAPTER SIDE1 SIDE2 QIN Q QIN Q CABLERPTR CABLERPTR QouTQ LINEIN BROG SWITCH TOLINEIN POSITION TERM NORMAL SWITCH TONORMAL POSITION FIG 2 CLEAR REPEATERED LINE SIGNALTROUBLE ON SIDE 1 I Issue 1 251 OR 217 TYPE RPTR I MAR 363 201 400 PAGE2 of 3 1981 TAP 109 ...

Page 70: ...05 set TERM NORMAL switch No to TERM position and then perform Terminated Pulse Error Test DLP 578 18 Are error free pulses indicated on 7005 Yes 19 Trouble is in first section of cable on RTside of this location Disconnect repeaters at both ends of cable section Use local procedures to locate and repair cable trouble See NOTE 5 CLEAR REPEATERED LINE SIGNAL TROUBLE ONSIDE 1 No 20 Remove 239A ADAPT...

Page 71: ...e from Step 2 for newtest location No 5 Are pulses indicated and no more than 5 errors per 30 second period present on 7005 No 6 See NOTE1 Does this isolate trouble to one section between two repeaters Yes 7 Disconnect repeaters at both ends of cable section Then use local procedures to locate and repair cable trouble See NOTE 2 CLEAR REPEATERED LINE SIGNALTROUBLE ON SIDE 2 Yes Page 3 10 See DANGE...

Page 72: ...M NORMAL SWITCH TOTERM POSITION FIG I 310 251 OR 217 TYPE RPTR TOCABLE CONNECTION 239AADAPTER SIDE1 SIDE2 QIN Q QIN Q CABLERPTR CABLERPTR QouTQ LINEIN BRDG SWITCH TOLINEIN POSITION TERM NORMAL SWITCH TONORMAL POSITION FIG 2 CLEAR REPEATERED LINE SIGNALTROUBLE ON SIDE 2 251 OR 217 TYPE RPTR Issue 1 I MAR 363 201 400 PAGE2 of 3 1981 TAP 110 ...

Page 73: ...dures to locate and repair cable trouble See NOTE 4 No 17 On 7005 set TERM NORMAL switch to TERM position ____ and then perform Terminated Pulse Error Test DLP 578 18 Are error free pulses indicated on 7005 Yes 19 Trouble is in first section of cable on COTside of this location Disconnect repeaters at 2Q b ends of cable section Use local procedures to locate and repair cable trouble See NOTE 4 CLE...

Page 74: ...est location at a repeater on COTside of this location midwayin span where trouble lies No 7 Does this isolate trouble to one section between two repeaters 6 Trouble is on COTside of this location Yes_ CLEAR REPEATERED LINE POWERING TROUBLE COTPOWER LOOP 10 Reconnect repeaters and remove all test equipment when trouble is cleared 9 Disconnect repeaters at both ends of cable section and repair per ...

Page 75: ...OLINEIN POSITION TERM NORMAL SWITCH TOTERM POSITION FIG 1 251 OR 217 TYPE RPTR TOCABLE CONNECTION 239AADAPTER SIDE1 310 7005 310 LINEIN BRDG SWITCH TOLINEIN POSITION TERM NORMAL SWITCH TOTERM POSITION FIG 2 CLEAR REPEATERED LINE POWERING TROUBLE COTPOWER LOOP OU191Y PLUG Issue 1 251 OR 217 TYPE RPTR I MAR 363 201 400 PAGE 2 of 3 1981 TAP 111 ...

Page 76: ...nd indicated removeall test equipment No 16 Newrepeater is defective or procedures have not been followed correctly 21 Disconnect repeaters at both ends of cable section and repair per local procedures 22 Reconnect repeaters and removeall test equipment when trouble is cleared location at a repeater oni RTside of this location 20 Repeat these procedures from Step 2 Page 1 V DANGER 2 V Voltages to ...

Page 77: ...cated No 8 Remove 239A adapter reconnect repeater and select newtest location at a repeater on RTside of this location midwayin span where trouble lies No 7 Does this isolate trouble to one section between two repeaters 6 Trouble is on RTside of this location IO Reconnect repeaters and remove all test equipment when trouble is cleared j 9 Disconnect Yes repeaters at both ends of cable section and ...

Page 78: ...N POSITION TERM NORMAL SWITCH TOTERM POSITION FIG 1 251 OR 217 TYPE RPTR DUMY PLUG TOCABLE CONNECTION 239AADAPTER SIDE2 LINE OUTLINEIN 310 310 7005 LINEIN BRDG SWITCH TOLINEIN POSITION TERM NORMAL SWITCH TOTERM POSITION FIG 2 CLEAR REPEATERED LINE POWERING TROUBLE RT POWER LOOP I 251 OR 217 TYPE RPTR Issue 1 I MAR 1981 363 201 400 TAP PAGE2 of 3 112 ...

Page 79: ...epeater and removeall test equipment No Ir 18 Newrepeater is defective or procedures have not been followed correctly 23 Disconnect repeaters at both ends of cable section and repair per local procedures 24 Reconnect repeaters and removeall test equipment when trouble is cleared II DANGER 2 1 1 location at a repeater oni COTside of this location 22 Repeat these procedures from Step 2 Page 1 Voltag...

Page 80: ...heck wiring Check COwiring NOTE 3 3 Is trouble cleared Yes 7 Is trouble cleared No 8 Is more than one line out of service No No CLEAR CUSTOMER REPORTED CHANNEL TROUBLE Yes Yes 10 Close out trouble report per local procedures Page 2 NOTES 1 Trouble on this line has been proven towards RTfrom cross connect facility 2 Line in trouble can be put on another spare channel or other spare facilities at bo...

Page 81: ...KE16 or KE26 KE24 or KE34A KE15 then 113B circuit packs See NOTES 4 and 5 18 Is trouble cleared No Yes 19 Use SD 97735 01 COT and SD 97733 04 RTcabinet or SD 7C021 01 RTframe to check wiring Check COwiring See NOTE 3 Page 1 CLEAR CUSTOMER REPORTED CHANNEL TROUBLE 20 Close out trouble report per local procedures NOTES 4 Whentrouble is cleared the old circuit packs should be replaced one at a time u...

Page 82: ... On KE12 are SYS OUT CLK ERR FR MPX and ACO lamps lighted Yes 6 Unplug but do not remove all COTcircuit packs 7 Install and test KE12 circuit pack DLP 52O CLEAR KE12 LAMP TROUBLE WHEN INSTALLING CENTRAL OFFICEMULTIPLEX UNITS No 5 Refer to SD 97735 O1 to locate and repair defective wiring 8 Install and test KE21 or KE31Acircuit pack DLP 521 Issue 1 I MAR 363 201 400 PAGE1 of 1 1981 TAP 114 ...

Page 83: ...No lamp lighted on KE12 Yes TAP 102 2 Which lamp s is lighted on KE12 RTMJ lamp lighted RTMNlamp lighted SPL lamp lighted SPLT lamp lighted ISOLATE PROCEDURES FORALARM LAMPS ONKE12 TAP 103 TAP 104 TAP 105 TAP 106 Issue 1 I MAR1981 363 201 400 TAP PAGE1 of 1 115 ...

Page 84: ...n ICE15 Yes TAP 102 2 Which lamp s is lighted on KE15 RNG lamp lighted BATlamp lighted AClamp lighted TEMP SPL LOCK lamp lighted SPL lamp lighted ISOLATE PROCEDURES FORALARM LAMPS ON KE15 TAP 103 TAP 104 TAP 104 TAP 104 TAP 105 Issue 1 I MAR 1981 363 201 400 TAP PAGE1 of 1 116 ...

Page 85: ...ate possible wiring trouble at COT No 7 Did any alarm lamps light on replacement KE12 Yes TAP 115 CLEAR MAJOR ALARM AT COT No Yes TAP 115 TABLE A 113B TESTREQUIREMENTS TESTPOINTS REQUIREMENTS VOLTS DC FROM TO BG BN 45 to 53 5 CG 4 5 to 5 5 CG 8 7 to 9 5 Werevoltage requirements in No TABLE A met on 91 __ P_a_g_e_ 2__ 113B POWER UNIT Yes 6 See CAUTION 1 Replace KE12with a good spare Look for an ala...

Page 86: ...ge 1 ______ ___ J CLEAR MAJOR ALARM AT COT 12 Replace 113B with good spare Then measure voltages on new 1138 per TABLE A 11 Werevoltage requirements in TABLE A met No No Yes 15 Use SD 97735 01 to locate possible wiring trouble or shorts at COT 13 Is major alarm cleared No 14 Are any alarm lamps lighted on any KE12 served by major alarm No Yes Yes TAP 115 Issue 1 I MAR1981 363 201 400 TAP PAGE2 of ...

Page 87: ...laced circuit pack No 6 Replace next circuit pack listed in TABLE A TABLE A KE13or KE23 KFII or KF3 KF2or KF4 CLEAR KE12 LAMP TROUBLE WHEN CHECKING CENTRAL OFFICEALARMS FORLINE SWITCHING 4 Install COMultiplex Units DLP 522 8 Are lamp No I requirements Page 2 met Yes 9 Unplug KE13or KE23 KFII or KF3 KF2or KF4 and patch cords 10 Remove KE21 11 Install or KE31Aand install COLINE COmultiplex units INT...

Page 88: ...k met COT wiring Yes 15 UnplugKE12 16 Install KE13 or KE23 and test KF11 or KF3 KE12 circuit pack KF2 or KF4 KE21 or KE31A DLP 520 and patch cords 17 Install CO LINE INT unit DLP 521 CLEAR KE12 LAMP TROUBLE WHEN CHECKING CENTRAL OFFICEALARMS FORLINE SWITCHING 18 Install COmultiplex units DLP 522 Issue 1 I MAR 1981 363 201 400 TAP PAGE 2 of 2 118 l I ...

Page 89: ...been replaced No 4 Replace next circuit pack listed in TABLE A Yes Yes CLEAR 8 CHANNEL LOOP AROUND TROUBLE 5 UnplugKE13 or KE23 KF11 or KF3 KF2 or KF4 and patch cords 7 Replace KE21or KE31At 1 6 See TABLE B Page 2 Do each step in order beginning with Step 3 Page 2 circuit pack TABLE A KE13 or KE23 KF11 or KF3 KF2 or KF4 Issue 1 I MAR1981 363 201 400 TAP PAGE1 of 2 119 ...

Page 90: ...it pack Yes or KE23 KF11or KF3 Do each step in requirements with a spare KF2or KF4 and order beginning met patch cords with Step 1 No 1 12 Refer to SD 97735 01 to locate and repair faulty wiring TABLE B STEP ACTION PROCEDURE 1 Install and Test COMAINT UNIT KE12 DLP 520 2 Install COLINEINT KE21or KE31A DLP 521 3 Install Central office Multiplex Units DLP 522 4 CheckCOAlarms for Digital Line Switchi...

Page 91: ... been replaced No 4 Replace next circuit pack listed in TABLE A Yes Yes 5 UnplugKE13or KE23 KF11or KF3 KF2or KF4and patch cords 7 Replace KE21or KE31At l I 6 See TABLE B Page 2 Do each step in order beginning with Step 3 Page 2 circuit pack TABLE A KE13or KE23 KF11or KF3 KF2or KF4 CLEAR COTFINAL SYS OUTSTATETEST TROUBLE Issue 1 I MAR1981 363 201 400 TAP PAGE1 of 2 120 ...

Page 92: ... order beginning met patch cords with Step 1 No 12 Refer to TABLE B SD 97735 01 STEP ACTION PROCEDURE to locate and repair faulty 1 Install and Test COMAINI UNIT KE12 DLP 520 wiring 2 Install coLINEINI KE21 or KE31A DLP 521 3 Install Central office Multiplex Units DLP 522 4 CheckCOAlarms for Digital Line Switching DLP 523 5 Connect Test Line to Tip and Ring of Chan 18 6 Connect 1014BHandset Across...

Page 93: ...rect size and type 7 Using VOM measure voltages on 1138 PowerUnit per TABLE A 3 Does fuse s blow again No Yes 8 Do voltages on 113BPowerUnit meet requirements according to TABLE A No 9 Set power switch on 1138 to OFFand then back to ON No CLEAR REMOTE TERMINAL MAJOR ALARM FRAME MOUNTED TAP 124 TABLE A TESTPOINTS FROM TO REQUIREMENT Vdc BG BN 45 to 53 5 CG 4 5 to 5 5 CG 8 7 to 9 Yes Page 2 10 Repla...

Page 94: ...ampsti 11 lighted Yes 19 Replace KE15with a spare No TAP 128 Yes 15 Replace blown fuse 16 Is RNG Yes lamp still lighted No No 20 Are any major alarms indicated Yes TAP 128 CLEAR REMOTE TERMINAL MAJOR ALARM FRAME MOUNTED No TAP 104 Yes 21 Are AC BAT No or TEMP SPL LOCK lamps lighted NOTE 2 Systemmust be on main line A IO minute settling time maybe required to ensure that both COTand RTare on main l...

Page 95: ...ug KE9 Circuit Pack into slot 012_______ ____ 6 Is voltage between test jacks BG and BN on KE9 between 40 and 46 Vdc DLP 532 Yes 7 Install 113B PowerUnit into slot 111 and set power switch to ON REPAIRRT CABINETBLOWN FUSECONDITION No TAP 123 8 Do any fuses on KUl blow No Page 2 Yes Yes ____ __ 9 Replace 113B 1 PowerUnit and blown fuse 10 Refer to SD 97733 04to locate and repair defective wiring Is...

Page 96: ... 40 to 46 5 CG 4 5 to 5 5 CG 8 7 to 9 14 Plug KWlB into slot 014 15 Plug KE10 into slot 013 19 Replace blown fuse REPAIR RT CABINET BLOWN FUSECONDITION i I 16 Are any fuses on KUl blown Yes Yes No 17 Replace KWlB 1 18 Replace KE10 20 Refer to Y_e_s_ SD 97733 04 to locate and repair faulty wiring 21 What circuit pack is in slot 411 KEl 1 _ 114A or 250 TAP 125 22 Plug KE11 into slot 411 TAP 128 Issu...

Page 97: ... using correct size and type 3 Does fuse blow again 9 Measurevoltage between test points 1111 BG and 8N Yes Yes 8 Replace ac fuses on KE9circuit pack 10 Is voltage between 40 and 46 Vdc No 11 Replace KE9with a spare No Yes REPAIRRT CABINET POWER TROUBLE Yes Yes 12 Is trouble cleared 4 Replace KU1 circuit pack with a spare TAP 128 13 Replace KU1 if not already replaced _N_o_ 911 and verify voltages...

Page 98: ...er to SD 7C021 01 to locate and repair faulty wiring 7 Does fuse blow Yes 10 Replace unit just 5 Replace any blown fuses on FF JPANEL with goodfuses TABLE A SEQUENCI CIROJITPACK ACTION 1 113B Set power switch ON 2 114A or 250 Set power switch ON or KE11 3 KE15 9 Plug in 4 KE24or KE34A next unit 5 KE16or KE26 listed in ro 6 KF11or KF3 TABLE A 7 KF2or KF4 REPAIRRT FRAME BLOWN FUSECONDITION No No 8 H...

Page 99: ...0 Power Unit TABLE A REQUIREMENTS Vdc 114A 250 POWER UNIT POWER UNIT 40 to 46 40 to 46 100 to 160 120 to 150 0 to 60 120 to 150 2 Are voltage requirements per TABLE A met on PowerUnit Yes No No 4 Use SD 97733 04 to locate and repair faulty wiring on RTcabinet CHECK LINE POWER UNIT FORTROUBLE TAP 128 Issue 1 I MAR1981 363 201 400 TAP PAGEI of 1 125 ...

Page 100: ...th a spare NOTE 1 TABLEA TESTPOINTS FROM TO REQUIREMENT Vdc BG BN 40 to 46 5 CG 4 5 to 5 5 CG 8 7 to 9 Yes 5 Are any RT major alarms indicated Yes 7 Is SYS OUT lampon KE15 lighted No 8 Is RNG lamp on KE15 lighted Yes TAP 127 CHECK 1138 POWER UNIT FORTROUBLE IN RT CABINET No Yes No 6 Are any RT No minor alarms indicated Yes TAP 104 TAP 128 NOTE 1 Switch on 113B must be in OFF position whenremovingo...

Page 101: ...Does meter indicate 0 ohms test points shorted No 3 Replace KE10 with a spare 4 Is RNG lamp still lighted Yes 5 Replace KW1B with a spare CLEAR RNGALARM AT RT CABINET Yes No Page 2 6 Are any RT major alarms indicated Yes TAP 128 No 7 Are any RT No minor alarms indicated Yes TAP 104 Issue 1 I MAR 1981 363 201 400 TAP PAGE1 of 2 127 ...

Page 102: ...nt Yes 10 Repeat Step 8 for next unit TAP 104 Yes CLEAR RNGALARM AT RT CABINET No 11 Unplug this KE 8 channel unit 12 Are test points on KW1B still shorted Yes 13 Reinsert this KE 8 channel unit 17 Are any RT minor alarms indicated No No No 14 Replace this KE 8 with a spare 15 Reinsert KElO unit 16 Are any RT major alarms indicated Yes TAP 128 Issue 1 I MAR1981 363 201 400 TAP PAGE2 of 2 127 ...

Page 103: ...m any unit being returned t Alarmlamps should be checked after replacing each unit 2 Are all of the following lamps off SYSOUT CLK ERR FR MPX NOTE 1 Yes 4 Are any RT minor alarms indicated Yes TAP 104 LOCATE DEFECTIVE RT CIRCUITPACK No No 3 Trouble is obscure or multiple Checkvoltages wiring fuses etc NOTE 1 Systemmust be on main line A IO minute settling time maybe required to ensure that both CO...

Page 104: ... 107 8 See CAUTION 1 Replace one at a time and in order KE21 CIRCUIT PACK at COT then KE24CIRQJIT PACK at RT Repeat this procedure from Step 1 after each replacement Yes Yes PERFORM TRANSFER TO SPARELINE TESTS 4 Set ACO switch on KE12 CIRCUITPACK to center minor al arm off position 5 Is minor alarm off and No ACO and SPL alarm __ lamps lighted Yes 7 Did test call drop or was noise or distortion he...

Page 105: ...epeat ________ this procedure from Step 1 Page 1 PERFORM TRANSFER TO SPARE LINE TESTS 11 Did system drop test call Yes No Yes 13 See CAUTION 2 At RT replace KE24 CIRQJITPACK Repeat this procedure from Step 1 Page 1 14 Set ACO switch to bottom full alarm position CAUTIONZ Unplugging this circuit pack will temporarily put associated system out of service Issue 1 MAR 1981 363 201 400 DLP PAGE 2 of 2 ...

Page 106: ...No 5 Remove dumy plug from s1 OUT jack 6 See CAUTION 1 Replace KE12 CIROJIT PACK No VERIFY OPERATION OF SPLT ALARM 3 Set ACO switch to center minor alarm off position 4 Is ACOlamp lighted and office minor alarm off Yes 7 Remove dummy plug from s1 OUT jack Page 2 CAUTION 1 Unplugging KE12 CIROJIT PACK will temporarily put associated system out of service Issue 1 MAR1981 363 201 400 DLP PAGE 1 of 2 ...

Page 107: ...place KE12 CIROJIT PACK and repeat procedures from Step 1 Page 1 Yes 9 Set ACO switch to bottom full alarm position VERIFY OPERATION OF SPLTALARM CAUTION 2 Unplugging KE12 CIROJITPACK will temporarily put associated system out of service Issue 1 MAR 1981 363 201 400 OLP PAGE 2 of 2 5 0 1 ...

Page 108: ...CLAJIIP GROUND BRACKET ADJUSTABLE CLAJIIP _ h ND 6 GROUND WIRE TOGROUND ROD AND STUB CABLE CABINET GROUND BRACKET POWER COJIIPANY GROUND NO 6 GROUND WIRE TELEPHONE CO tPANY GROUND FIG 3 FIG WATT HOUR JIIETER FUSED SERVICE SWITCH ORCIRCUIT BREAKERS NOTE RE tOTE TERJIIINAL CABINET LOWER JIIOUNTING BRACKET IF SEPARATE GROUND RODS ARE USED FOR TELEPHONE AND POWER GROUNDS THE GROUND RODS tUST BEBONDED ...

Page 109: ...m position 2 HaveCOT verify RTMN alarm lamp on KE12CIROJIT PACK is off 3 Push one of the door alarm plungers to inner detent alarm position 7 Pull door 4 Does RTMN alarm lamp at COT light Yes _ alarm plunger 1_i i switch to outer 5 Have COT replace KE12 _ CIRCUIT PACK No No 6 Use SD 97733 04to locate wiring or plunger switch malfunction 10 Verify that both door plungers are in outer detent positio...

Page 110: ...tion FRONT DOOR PLUNGER SWITCH 16 Repeat test for other __ ___ N_o plunger switch 14 Pull plunger switch just tested to outer detent no alarm position 15 Haveboth plunger switches been tested Yes ll I VERIFY OPERATION OF RT MNALARM LAMP AT COT INDICATING OPENRT CABINET DOOR I 33CCABINET IESTERN ELECTRIC SERIES t 0 I c n I 0 I 000 i 00 i I FIG 1 REAR DOOR PLUNGER SWITCH D 1 t l II Issue 1 I MAR 363...

Page 111: ... 42 Vdc Reinsert BC fuse l Get KS 14510Volt Ohm Milliammeter VOM or equivalent __________ _ 2 Condition VOM DLP 573 and set selector switch to DC VOLTS 60 position ____________ _ 3 Insert VOM positive lead into BGtest jack on KE9CIROJITPACK slot 012 in RTcabinet channel bank assembly See FIG 1 ____ 4 Insert VOM negative lead into 8N test jack on KE9CIROJITPACK _____ Page 2 MEASURE BATTERY VOLTAGE ...

Page 112: ...ACalarm lamp on KEISCIROJIT PACK light No IO Replace BC fuse at RT 11 See CAUTION 1 At RT replace KEISCIROJITPACK and repeat this procedure from Step 5 Yes MEASURE BATTERY VOLTAGE AT KE9 CIRCUIT PACK 12 At COT does RT MN alarm lamp on KE12CIROJIT PACK light No 13 Replace BC fuse at RT 14 See CAUTION 1 HaveCOTreplace KE12CIROJITPACK and repeat this procedure from Step 5 Yes Page 3 NOTE 1 With BC fu...

Page 113: ...__ 21 Place VOM test leads one on each end of BF fuse to check continuity of fuse ________ _ 16 Reinsert BC fuse removed in Step 8 91 17 Remove VOM test leads from KE9CIROJITPACK _______ _ 22 Does VOM needle deflect Yes upscale indicating 23 Reinsert good BF fuse a good fuse No 25 Replace BF fuse with same type lOAfuse Repeat this procedure from Step 2 Page 1 No 26 Use SD 97733 04 to check RT wiri...

Page 114: ...A fuse Yes 3 Is heater panel warmto the touch No 4 Using VOM check HC fuse on RTpower panel 5 Is HC fuse good No No Yes Yes 7 Use SD 97733 04 to locate possible heater panel trouble Use local procedures to replace any hardware VERIFYBATTERY HEATER PANEL OPERATION HEATER CUT OUT 2 HTR CUT OUT 1 HTR CUT OUT 2 FIG 1 HEATER CUT OUT 1 LOW TEl IPERATUR ALARl I SENSOR BATTERY COl IPARTl IENT Issue 1 T MA...

Page 115: ...al nuts washer and tie bar from one of rear battery terminals Leave other end of tie Front terminals on cell pair cleaned bar connected to other rear terminal _____ __ 7 Clean terminal with toothbrush Replace washers nuts and tie bar on clean terminal Handtighten ________ 8 Repeat Steps 5 and 6 for other rear terminal ______________ __ 9 Using taped wrench further tighten all rear nuts until firm ...

Page 116: ...s and nuts Hand tighte 1 _________ 12 Using taped wrench further tighten terminal front terminal nuts until firm Cell pair replaced 13 Is any other cell pair moderately to heavily corroded Yes 14 Repeat this procedure from Step 1 Page 1 for cell pair affected CLEAN RESIDUE ORCORROSION FROM BATTERY CELLTERMINALS No Issue 1 I MAR 1981 363 201 400 DLP PAGE2 of 2 506 ...

Page 117: ...RS 4 See WARNING 1 Place VOM positive test lead on positive terminal and negative test lead on negative terminal of cell pair to be measured FIG 1 5 DoesVOM No indicate at least 8 1 2 4 volts de Yes 7 Haveall Yes cell pair voltages 1 been measured No 8 Repeat Steps 4 through 7 for next pair 6 Replace any bad cell pair s DLP 572 or wiring f ARNING I VQ II may be damagedif incorrect scale is used or...

Page 118: ...battery string FIG 1 5 Place VOM negative black lead on negative terminal of first cell of battery string ________ _ 6 Is VOM indication Yes at least 36 volts de No 7 Referring to FIG 1 verify all battery cell pairs are connected correctly series aiding MEASURE VOLTAGE ACROSS BATTERY STRING FIG 1 ft ARNING 1 VOM may be damagedif incorrect scale is used or if correct test lead polarity is not obser...

Page 119: ... are installed and that all options not to be used are removed Page 3 PERFORM OVERALL VISUALINSPECTION OF SLC 40 CENTRAL OFFICETERMINAL OPTIONS Z Y W U V Q X R TABLE A COTOPTIONS FUNCTIONS Spare line sharing of one spare for two SLC 40systems must be specified for both systems Dedicated spare line must be specified for all systems having a dedicated spare line Must be specified for COTsthat interf...

Page 120: ...1B TB3 3A S2 S4 FRCll F A PANEL TSA GRD 4 GRD 5 TABLE G V OPTION SYSTEMS 1 2 3 OR4 ON JACKPANEL TABLE C Y OPTION SYSTEMS 1 OR3 TSB TSB TSA TSC 9B TSA TSC 10B TSD TSO ON JACK PANEL ON CHANNEL BANK TSA TSC 3B TSA TSC 13B TB3 1A TB3 2B 4B 14B 9B 15A 10B 15B PERFORM OVERALL VISUALINSPECTION OF SLC 40 CENTRAL OFFICETERMINAL TABLE H Q OPTION SYSTEMS 1 2 3 OR4 ON atAMo EL BANK J212 13 J211 18 J212 5 J212...

Page 121: ...ilable No 12 Inspect for misaligned dented or twisted shelves 13 Are there misaligned dented or twisted shelves Yes 14 Refer any trouble to WECO installation group PERFORM OVERALL VISUALINSPECTION OF SLC 40 CENTRAL OFFICETERMINAL Yes No 11 See NOTE1 Check shelf by inserting plug in unit and sliding in part way at both ends and middle of shelf Removeplug in unit NOTE 1 Plug in units are not inserte...

Page 122: ... Do office For Syst Fuse Holder Position Designations TABLE A major alarms No activate for 1 F2C 48 Volt Fuses each blown fuse 2 F5C For Syst FuH Holder 3 F8C Position Designations 4 FllC Yes 1 FlC F2C F3C 2 F4C F5C F6C 6 Install good 3 F7C F8C F9C 4 FlOC FllC Fl2C 5 Is tl30 volts 70 type fuse in No appropriate fuse office battery holder as shown Page 2 being supplied in TABLE B Observe color Yes ...

Page 123: ...SYS2 SYS 3 SYS4 F4C F5C F7C FBC F10C F11C tj tjtjtjtjtjtj F AUtPNL 48V tjtjtjtjtjtjtjtj F3C F6C F9C F12C FIG 1 SYS1 SYS2 SYS1 SYS2 F1B F4B F1A F4A tj tJ tj tJ 130V 130V tJ tJ tj tJ SYS3 SYS4 SYS3 SYS4 F7B F10B F7A F10A CHECK CENTRAL OFFICETERMINAL FUSE PANELANDOFFICE ALARMS 1001 FA2 FA1 Issue 1 I MAR1981 363 201 400 DLP PAGE 2 of 3 510 ...

Page 124: ...vate for each blown fuse Yes 13 Install good 70 type fuse in appropriate fuse holder as shown in TABLE B Page 1 Observe color code No No 11 Refer any trouble to WECO installation group 14 Does fuse operate blow Yes 15 Use SD 97735 01 to locate defective wiring No CHECK CENTRAL OFFICETERMINAL FUSE PANELANDOFFICEALARMS TABLE C 130Volt Fuses For Systea Fuse Holder Position Designation 1 FlA FlB 2 F4A...

Page 125: ...See FIG 1 FIG 1 113B POWER UNIT 111 l Set power switch on 113B PowerUnit to ON position 4 Does corresponding 70 type fuse on F ALM PNL operate blow Yes 5 Remove 113B Power Unit INSTALL1138 POWER UNIT INTOSLOT111 AT COT No 6 Replace blown fuse and repeat procedures from Step 1 using spare 113B unit Issue 1 I MAR 363 201 400 PAGE1 of 1 1981 DLP 511 ...

Page 126: ...5 to 53 4 5 to 5 5 7 to 9 3 Are all voltages within required ranges according to TABLE A No 4 Set power switch on 113B to OFFand then back to ON No 5 Remove 113B Power Unit I No 6 Install spare 113B PowerUnit DLP 511 and repeat these procedures from Step 1 MEASURE VOLTAGES ON 113B POWER UNIT Yes 7 Use SD 97735 01 for COT or SD 7C021 0lfor RT to locate and repair defective wiring Issue 1 I MAR 363 ...

Page 127: ...older as indicated in TABLE A Observe color codes TABLE A For Sy t Fuse Holder Position Designation I FIC 2 F4C 3 F7C 4 FlOC 2 Does fuse operate blow Yes 3 Use SD 97735 01 to locate defective wiring No INSTALL70 TYPE FUSEFORPOWERING LINE POWER UNIT Issue 1 I MAR 1981 363 201 400 DLP PAGE1 of 1 513 ...

Page 128: ...______ __ 3 Set power switch on 114A or 250 power unit to ONposition _____ __ I I __ I 40 FIG 1 114A or 250 power unit installed 114A OR 250 P U 411 INSTALL 114A OR250 POWER UNIT I 4 Does 70 type fuse operate blow Yes 5 Remove 114A or 250 power unit 6 Replace blown fuse DLP 513 and repeat these procedures from Step 1 using spare power unit No Issue 1 I MAR1981 363 201 400 DLP PAGE1 of 1 514 ...

Page 129: ... TABLEA For Fuse Holder Designation Equipped Syat 209A 209A 209C Position 238A 238B 238C 1 FlA FlB FlA FlB 2 F4A F4B F4A F4B 3 F7A F7B F7A F7B 4 FlOA FlOB Fl0A Fl0B 2 Does fuse s operate blow Yes 3 Use SD 97735 01 to locate defective wiring No INSTALL70 TYPE FUSE S FORPOWERING t130V LINE POWER UNIT Issue 1 I MAR 1981 363 201 400 DLP PAGE1 of 1 515 ...

Page 130: ...tch on 209 or 238 power unit to ON position _____ _ I 40 FIG 1 209 or 238 power unit installed 209 OR 238 P U 411 I INSTALL 209 OR238 POWER UNIT 4 Does No 70 type fuse s operate blow Yes 5 Remove 209 or 238 power unit 6 Replace blown fuse s DLP 515 and repeat these procedures from Step 1 Yes 7 Use SD 97733 04 to locate defective wiring Issue 1 I MAR 1981 363 201 400 DLP PAGE 1 of 1 516 ...

Page 131: ...r fluctuations 250 REQUIREMENT Vdc 45 to 53 120 to 150 120 to 150 3 Are all voltages within required ranges according to TABLE A No 4 Remove 114A or 250 power unit 5 Install spare power unit DLP 514 and repeat these procedures from Step 2 J Yes No 6 Use SD 97735 01 for COT or SD 7C021 0lfor RT to locate and repair defective wiring MEASURE VOLTAGES ON 114A OR250 POWER UNIT AT COT 7 Set power switch...

Page 132: ...G 120 to 140 120 to 140 LG LN 120 to 140 42 to 53 209C 238C BG BN 120 to 140 LP LG 0 LG LN 120 to 140 3 Are all voltages within required ranges according to TABLE A No 4 Remove 209 or 238 power unit 5 Install spare powerunit DLP 516 and repeat these procedures from Step 1 No 6 Use SD 97735 01 to locate defective wiring MEASURE VOLTAGES ON209 OR238 POWER UNIT Yes 7 Set power switch on 209 or 238 un...

Page 133: ... according to TABLE A Observe color code 2 Does fuse operate blow Yes 3 Use SD 97735 01 to locate defective wiring TABLE A FORSYSTEM FUSEHOLDER POSITION DESIGNATION 1 F3C 2 F6C 3 F9C 4 Fl2C No INSTALL 70 TYPE FUSEFORPOWERING LINE INTERFACE UNIT i Issue 1 I MAR 363 201 400 PAGE 1 of 1 1981 DLP 519 ...

Page 134: ...nit to ON position FIG 1 KE 12 31 1 113B 111 INSTALL ANDTESTCENTRAL OFFICEMAINTENANCE COMAINT UNIT KE12 4 Are alarm lamps SYS OUT CLK ERR and FR MPX lighted within 5 seconds See NOTE 1 Ignore RTMJand RTMN No 5 Set power switch on 113B to OFFposition and then back to ON position No No 6 Replace KE12with a spare Yes Page 2 7 Use SD 97735 01 to locate trouble NOTE 1 If shared spare line option is not...

Page 135: ...ff and office alarms on Yes 11 Are alarm lamps FAl red and FA2 white on F ALMPNL lighted Yes 12 Set ACO switch on KE12 to center minor alarm cutoff position 13 Are ACO and FAl lamps on and FA2 lampoff INSTALL ANDTESTCENTRAL OFFICEMAINTENANCE COMAINT UNIT KE12 No No No 14 Return to Step 3 Page 1 using spare KE12 circuit pack Issue 1 I MAR 1981 363 201 400 DLP PAGE2 of 3 520 ...

Page 136: ... pack Yes 18 Set power switch on 113B power unit to ON position 19 Are alarm lamps SYS OUT CLK ERR FR MPX and ACOlighted within 5 seconds See NOTE 2 Ignore RTMJ and RTMN No 20 Set power switch on 113B power unit to OFF position INSTALL ANDTESTCENTRAL OFFICEMAINTENANCE COMAINT UNIT KE12 Yes NOTE 2 If shared spare line option is not being used SPLT lampwill also be lighted Issue 1 I MAR1981 363 201 ...

Page 137: ...l bank FIG 1 KE21 4 Insert KE31A circuit pack into slot 312 of COT channel bank FIG 1 TABLE A 983 TYPEEQUALIZERS Cable Length 0 220 220 440 440 660 Cable Loss 0 1 dB 1 2 dB 2 3 dB Use Code A B C 6 Are all of following lamps lighted on KE12 SYSOUT CLK ERR FR MPX and ACO No 7 Return to Step 1 using spare KE21or KE31Acircuit pack INSTALL CENTRAL OFFICELINE INTERFACE CO LINE INT UNIT KE21 ORKE31A Yes ...

Page 138: ...circuit packs into slots 211 213 and 212 respectively of COTchannel bank FIG 1 1 4 Are all of the following lamps on KE12 lighted SYS OUT CLK ERR FR MPX and ACO No No TAP 114 5 Replace circuit packs in the order installed one at a time Reinsert all original units that did not cause trouble INSTALL CENTRAL OFFICEMULTIPLEX UNITS Yes CW CII u w LI 211 21 21l FIG 1 CW CII CW w LI LI 211 21 21l FIG 2 I...

Page 139: ...1O type dummy being tested N_o_ plugs into priority system appropriate jacks System I 3 etc according to TABLE A Yes 8 Connect two P3 type patch cords in same system jack group in accordance with TABLE B 9 Connect P3 type patch cords in accordance with TABLE C Page 2 TABLE A TESTING PLACEDUMMY SYSTEM PLUGS IN JACKS 2 SYS1 SI OUT S2 OUT 4 SYS3 SI OUT S2 OUT TABLE B CON IECTP3 CORDS FROM TO any ART ...

Page 140: ...ted and SPLTlampoff No TAP 118 Yes 13 Momentarily depress TRMN button on KE21 14 Are all lamps on KE12 off except ACO No TAP 118 Yes CHECK CENTRAL OFFICEALARMS FORDIGITALLINE SWITCHING 15 Momentarily depress TRSP button on KE21 16 Are SPL and ACOlamps ON Yes Page 3 No TAP 118 NOTE1 Either the SPL or SPLT alarm lamp mayalso be lighted Issue 1 MAR1981 363 201 400 DLP PAGE 2 of 3 523 ...

Page 141: ...Is office major alarm off FAl lampoff and FA2 lampon See NOTE 2 No TAP ll8 Yes CHECK CENTRAL OFFICEALARMS FORDIGITALLINE SWITCHING 21 Is Tl OS option or Ml type multiplexer interface option being used No 22 Momentarily depress TRMN button on KE21 23 Are all alarm lamps off and office alarms off No Yes Yes NOTE 2 TAP 118 If Tl OS or Ml type interface option is being used FA2 lamp minor alarm wi11 n...

Page 142: ... tone heard followed by ring trip No No No 4 Checktest connections especially TAP ll9 for tip ring reversals 5 Replace channel units one at a time with spares returning to Step 1 for each Reinsert all original units that did not cause trouble PERFORM 8 CHANNEL LOOP AROUND TEST Yes 6 Temporarily disconnect test line and 10148 from channel 18 NOTE 1 Page 2 _____ NOTE 1 The system will remain in an o...

Page 143: ...Transfer test clips of 10148 to bridge across tip and ring associated with channel 3 Note level and pitch of 1000 Hztone _____ __ PERFORM 8 CHANNEL LOOP AROUND TEST 11 Is level and pitch of 1000 Hz tone the sameas in Step 9 NOTE 3 No 12 Replace channel units 3 and 18 one at a time returning to Step 1 for each Yes Page 3 NOTES 2 Donot remove 10148 while making connections or call will be dropped 3 ...

Page 144: ...d is tone no longer heard in 1014B Yes 16 Reinsert dWIIDy plug into SHREL jack 17 Is office major alarm off and is tone still not heard in 1014B Yes 18 Remove 10148 from channel 3 No No PERFORM 8 CHANNEL LOOP AROUND TEST 15 Replace KE12 circuit pack DLP 520 TAP 119 Issue 1 I MAR 363 201 400 PAGE3 of 3 1981 DLP 524 ...

Page 145: ...off for about 2 seconds then relight with office minor alarm on and FA2 lamp lighted Yes 4 Unplugpatch cord end from 51 IN jack for about 10 seconds then reinsert it 5 After about 5 seconds are all lamps as follows Lighted SYSOUT CLK ERR FR MPX Off RTMJ SPL SPLT RTMN FAl FA2 and ACO No TAP 120 PERFORM CENTRAL OFFICETERMINAL FINALSYS OUT STATETESTS FORSYSTEMS EQUIPPED WITHKE21 No TAP 120 Yes Page 2...

Page 146: ...l lamps as follows Lighted SYSOUT CLK ERR FR MPX and possibly SPLTand FA2 Off FA1 No 9 Set power switch on 113B to OFFand then back to ON No TAP 120 Yes PERFORM CENTRAL OFFICETERMINAL FINALSYS OUT STATE TESTS FORSYSTEMS EQUIPPED WITHKE21 TAP 120 No 10 After about 8 minutes are all lamps as follows Lighted SYSOUT CLK ERR FR MPX FA1 and possibly SPLTand FA2 Off All others Yes Page 3 Issue 1 I MAR 19...

Page 147: ...13 Momentarily depress TRSP button on KE21 14 Is SPLToff SPL lighted and office minor alarm on No TAP 120 No Yes TAP 120 15 Momentarily depress TRMN button on KE21 PERFORM CENTRAL OFFICETERMINAL FINALSYS OUT STATE TESTS FORSYSTEMS EQUIPPED WITHKE21 Page 4 NOTE I SPLTwill be off if equipped with no spare option FA2 and minor alarm should be ignored Issue 1 MAR1981 363 201 400 DLP PAGE 3 of 4 525 ...

Page 148: ...son KE12 off and are major and minor office alarms off No TAP 120 Yes 17 Set ACO switch on KE12 to top full alarm cutoff position PERFORM CENTRAL OFFICETERMINAL FINALSYS OUT STATE TESTSFORSYSTEMS EQUIPPED WITHKE21 Issue I I MAR1981 363 201 400 DLP PAGE4 of 4 525 ...

Page 149: ... ERR and FR MPX Off RTMJ SPL SPLT RTMN ACO FAI and FA2 Yes 3 After another 4 minutes is SPL lamplighted No TAP l20 Yes No TAP 120 4 Reinsert patch cord into Ml IN jack 5 Does SYS OUTlamp remain lighted ignore all others No TAP 120 PERFORM CENTRAL OFFICETERMINAL FINALSYS OUTSTATE TESTSFORSYSTEMS EQUIPPED WITHKE31A Yes Page 2 Issue 1 I MAR1981 363 201 400 DLP PAGE1 of 2 526 ...

Page 150: ...nd Fll Off RTMJ SPL SPLT RTMN and ACO Yes 8 Reinsert patch cord into Ml IN jack 9 Are all lamps on KE12off and are major and minor office alarms off Yes 10 Set ACO switch on KE12 to top full alarm cutoff position No TAP 120 No TAP 120 PERFORM CENTRAL OFFICETERMINAL FINAL SYS OUTSTATE TESTSFORSYSTEMS EQUIPPED WITHKE31A Issue 1 I MAR1981 363 201 400 DLP PAGE2 of 2 526 ...

Page 151: ...ices of a hospital or physician are then required as quickly as possible The Skin Flush the affected area i111Dediately with water Clothing or Tools Flush the affected area imediately with water Cabinet Surfaces Blot up using clean damp w1p1ng cloth Dispose of cloth in nonmetallic waste container Electronic Apparatus Replace REVIEW SAFETYANDFIRST AID PROCEDURES Issue 1 I MAR 1981 363 201 400 DLP P...

Page 152: ...ved 117 volt lampand extension cord into one of two convenience outlets on powerpanel FIG 1 ____ ___ 5 Set switch __ on external powerpanel to ON position BF 10A 0 0 0 PO O HC 10A BC 10A 10A FIG 1 PREPARE COMMERCIAL ACPOWER FORUSE AT RT 6 Does PO fuse operate blow No 7 Does 117 volt lamp light Yes 9 Set switch on external power panel to OFF and remove117 volt lamp from outlet 8 Refer trouble Yes t...

Page 153: ...XCEED UPPER LINE No 3 Are all cells free from damageand excess residue buildup Yes 5 Visually inspect electrolyte level in each cell 6 Is electrolyte level at upper colored line on each cell case VISUALLY INSPECTEACH CELLFOREXCESSRESIDUE BUILDUP ANDELECTROLYTE LEVELS No Yes 4 Replace defective cells in shipping containers and obtain spare cells DANGER 1 Electrolyte may spray from cells wben antile...

Page 154: ...TEN _______ _ 3 Place batteries on shelves in back compartmentof cabinet five 2 cell batteries per shelf FIG l Start fromright side of each shelf top shelf first See NOTE l ____________ __ Page 2 INSTALL ANDCONNECT BATTERIES IN RT CABINET i FIG 1 NOTE 1 Cells should be oriented so that factory installed tie bars are at back and right front terminal of each pair of cells is the positive terminal Is...

Page 155: ...om right to left and top to bottom connect ends of preformed battery cables to battery terminals as shownin FIG 1 Page 1____ 7 Tighten terminal nuts using 9 16 inch taped open end wrench DONOT OVERTIGHTEN __ _ _ 8 Fasten batteries to back of cabinet using cable ties as shownin FIG 2 _________ __ Batteries installed INSTALL ANDCONNECT BATTERIES IN RT CABINET FASTENING THE BATTERIES TOTHE CABINET CE...

Page 156: ...t side and place negative black lead to negative terminal of battery on left side FIG 1 4 DoesVOM No indicate between 12 and 14 Vdc Yes 6 Haveall shelf voltages been measured No 7 Repeat for next shelf Yes 5 Verify cells are oriented properly and series connected properly VARNING 1 VOM may be damaged if incorrect scale is used or if correct test lead polarity is not observed Issue 1 MAR 1981 363 2...

Page 157: ...egative test lead into BN jack on KE9CIROJITPACK ______ VOM test leads inserted into KE9CIROJITPACK test jacks 6 Check fuses on RTPowerPanel Replace any blown fuses 5 Is voltage measured on VOM between 40 to 46 volts de Yes No No 7 Replace KUl and KE9circuit packs one at a time repeating procedures from Step 3 for each Reinsert original nondefective units MEASURE BATTERY VOLTAGE AT KE9 CIRCUITPACK...

Page 158: ...IT 111 3 Set power switch on 113B power unit to ON position I 4 Do any fuses on KUl circuit pack operate blow Yes Yes 5 Remove 113B power unit 7 Use SD 97733 04 to locate defective wiring 6 Replace blown fuse and repeat procedures from Step 1 using spare 113B No INSTALL1138 POWER UNIT INTOSLOT111 AT RT CABINET Issue 1 I MAR1981 363 201 400 DLP PAGE 1 of 1 533 ...

Page 159: ...S REQUIREMENT FROM TO Vdc BG BN 40 to 46 5 CG 4 5 to 5 5 CG g 7 to 9 3 Are all voltages within required ranges according to TABLE A No 4 Remove 113B power unit 0 5 Install spare 113B PowerUnit DLP 533 and repeat these procedures from Step 2 No MEASURE VOLTAGES ON 113B POWER UNIT AT RT CABINET Yes 6 Use SD 97733 04 to locate defective wiring Issue 1 I MAR 363 201 400 PAGE1 of 1 1981 DLP 534 ...

Page 160: ...circuit pack FIG 1 FIG 1 operate blow Yes Yes 4 Remove KWIB and KE10 replace blown fuse and repeat procedures from Step 1 using spares Reinsert original nondefective units 7 8 9 10 KE KW1B 10 12 013 014 01 r v FIG 1 INSTALL KWlBANDKE10CIRCUITPACKS J No 5 Use SD 97733 04 to locate defective wiring Issue 1 I MAR 1981 363 201 400 DLP PAGE 1 of 1 535 ...

Page 161: ...ER U tlT POIER U tlT 40 to 46 40 to 46 100 to 160 120 to 150 0 to 60 120 to 150 3 Are all voltages within required ranges according to TABLE A No 4 Remove 114A or 250 power unit 5 Install spare power unit DLP 514 and repeat procedures from Step 2 No MEASURE VOLTAGES ON 114A OR250 POWER UNIT AT RT 7 Set power _ switch on 114A or 250 unit Yes to OFF position 6 Use SD 97733 04 to locate defective wir...

Page 162: ...uit pack slot 012 in RTcabinet channel bank assembly __ _ J 4 Insert VOM negative lead into BN jack on KE9 __________ ___J VOM leads inserted into KE9 test jacks 5 Does VOM indicate at least 33 Vdc No 6 Trouble is in KUl KE9 BFfuse batteries or wiring Replace or repair as required and return to Step 3 Yes 7 Remove test leads from KE9 MEASURE BATTERY VOLTAGE ATKE9 CIRCUITPACK BC FUSEREMOVED Issue 1...

Page 163: ..._ _ 4 ConnectVOM positive red lead to test jack 48 RTNon TB901 located on the back of Fuse Filter and Jack Panel FIG 1 Page 2 5 ConnectVOM negative black lead to test jack 48V on TB901 FIG 1 Page 2 MEASURE 48V SUPPLYFORRT FRAME VOM leads connected 6 Does VOM indicate between 45 and 53 Vdc No 7 Refer any trouble to WECO installation group Yes 8 Remove test leads from TB901 Issue 1 I MAR 363 201 400...

Page 164: ...CI Library http www telephonecollectors info TB902 TB911 TB921 TB900 FIG 1 MEASURE 48V SUPPLYFORRT FRAME I I CAUTIIII Ill HIGHVOLTAGE OFF A C V 0 L T s Issue 1 I MAR 1981 363 201 400 DLP PAGE 2 of 2 538 ...

Page 165: ...E 9 RT CHANNEL 1 2 3 4 5 6 7 8 9 KE 8 114A DR 1 250 OR POWER UNIT KE 9 OR RT IKE11 CHANNEL RT IPOWER LOOP 40 411 KE 8 KE15 KE24 OR RT OR KE 9 MAINT KE34A RT RT CHANNEL LINE INT 30 311 312 KE 8 KE16 KF2KF1 OR RT RCV XMT KE 9 FUN MXMXMX RT CHANNEL 20 211 212 213 KE 8 113B OR POWER UNIT KE 9 RT CHANNEL 10 111 FIG 1 RT Frcae Lower Syste Circuit Pack Locations Shown PLACE BUTDONOTPLUGIN EACHCIRCUITPACK...

Page 166: ...E 9 PIAINT KE34A RT RT RT CHANNEL CHANNEL LINE INT 21 30 711 712 KE 8 KE 8 KE16 KF2 KF11 OR RTCHANNEL OR RT RCV XPIT KE 9 KE 9 FUN PIXPIXPIX RT RT CHANNEL CHANNEL 11 20 611 en 613 KE 8 KE 8 1138 OR RTCHANNEL OR POWER UNIT KE 9 KE 9 RT RT CHANNEL CHANNEL 1 2 3 4 5 6 7 8 9 10 511 FIG 2 RT Frame Upper Syste Circuit Pack Locations Shown PLACE BUTDONOTPLUGIN EACH CIRCUIT PACKIN THESLOT WHERE IT BELONGS...

Page 167: ... 7C021 0l to locate defective wiring No TA HV RS SA 0000 0000 TB LV SB TA HV SA 0000 0000 TB LV SB IIAIN IIAIN SPARE SPARE IIAIN IIAIN SPARE SPARE s s s s s s s1 PIS1 PIS2 LP MS1 MS2 LP DW IN IN REL IN IN REL SYSTEPI 1 SYSTEM 2 FIG 1 NOTE 1 Fuses are shipped in a bag attached to the FF J panel Issue 1 I MAR 1981 363 201 400 DLP INSERTFUSESTA TB HY LY SA ANDSB IN FF JPANEL PAGE1 of 1 540 ...

Page 168: ...ert 70C fuse into position RS in SYS 1 sector of FF J panel 2 Does fuse operate blow Yes 3 Use SD 7C021 0l to locate defective wiring No INSERT70C FUSE IN POSITIONRS LOCATED IN SYS 1 SECTOR OF FF J PANEL Issue 1 I MAR1981 363 201 400 OLP PAGE1 of 1 541 ...

Page 169: ...es 48 RNG on KW2 or RS No fuse operate blow Yes 3 Replace blown fuse with samerated 1 1iw type fuse 5 Replace KW2CIRQJIT PACK 4 Does 48 RNG or RS fuse operate blow Yes Yes 6 Use SD 7C021 01 to locate wiring error PLUG KW2CIRCUITPACKINTOSLOT901 OF RT FRAME No Issue 1 I MAR1981 363 201 400 OLP PAGE1 of 1 542 ...

Page 170: ...8 RNGjack and negative black test lead into CG jack on KW2 CIRQJITPACK FIG 1 ___ _ SLC40 WESTEIN ELECTRIC Kll2 CIRCUIT PACI RING CIEIIERATOR CAUTION HEAVY UNIT BLACK FIG 1 CAUTION ONHIGH VOLTAGE IFF 4 DoesVOM indicate 43 to 55 Vdc No 5 Replace KW2 CIRQJIT PACK and repeat this procedure from Step 3 Yes MEASURE VOLTAGE BETWEEN TESTJACKS 48 RNGANDCGON KW2CIRCUITPACK Issue 1 I MAR 1981 363 201 400 DLP...

Page 171: ...stem being tested 3 Set power switch on 113B PowerUnit to ON position I 4 Does fuse LV on FF J PANEL operate blow Yes 5 Remove 113B power unit Ir 6 Replace blown fuse and repeat procedures from Step 1 using spare 113B unit Yes INSTALL113B POWER UNIT AT RT FRAME No 7 Use SD 7C021 0l to locate defective wiring Issue 1 I MAR 1981 363 201 400 DLP PAGE1 of 1 544 ...

Page 172: ... FR MPX Off RNG BAT AC ignore all others No 5 Is system frame mounted or cabinet mounted Frame mounted 7 Set 113B power switch to OFFand replace KE15and KW2 one at a time repeating procedures from Step 3 for each Reinsert original nondefective units Yes Cabinet mounted 6 Set 1138 power switch to OFFand replace KUI KEIO KE9 KWIB and KE15 one at a time returning to Step 3 for each If replacing KUl o...

Page 173: ... others No 3 Replace circuit packs in the order installed one at a time checking the requirement of Step 2 for each Reinsert all original nondefective units INSTALL KE24 ORKE34A KE16ORKE26 KF11 ORKF3 ANDKF2 ORKF4 UNITS Yes l CIROJIT PACKS KE24 KE34A KE16 KE26 KF11 KF3 KF2 KF4 TABLE A DESIGNATED SLOTS CABINET OR FRAME LOWER FRAME UPPER SYSTEM SYSTEM 312 712 211 611 213 613 212 612 Issue 1 I MAR 198...

Page 174: ...lug KE24or KE34A KE16 KF11 and KF2 and return to Item 75 of COP 051 Yes 3 Rotate SPL LOCK key on KE15to NORM position CHECK OPERATION OF SPL LOCK KEYONKE15 4 Does SPL lamp go off within 4 minutes See NOTE 1 Yes ignore all others No NOTE 1 TEMP SPL LOCK lamp will also be off in frame mounted RTand maybe off in cabinet mounted RT Issue 1 I MAR 1981 363 201 400 DLP PAGE 1 of 1 547 ...

Page 175: ...ve fuse BC from RT PowerPanel 2 Is AC lampon KE1S lighted No 3 Reinsert fuse BC 4 Remove KE15 unplug KE24 or KE34A KE16 KF11 and KF2 and return to Item 75 of COP 051 Yes REMOVE FUSE BC FROM RT POWER PANEL Issue 1 I MAR 1981 363 201 400 DLP PAGE1 of 1 548 ...

Page 176: ...annel bank assembly_____ _ J 5 Verify that MDF jumpers for carrier pairs are connected in accordance with work order or cut sheet and that carbon blocks and heat coils are installed at MDF protectors See NOTE I KE 78 31 KE 78 ill KE 78 11 KE 178 1 PREPARE CENTRAL OFFICETERMINAL FORLINE POWERING ll2 311 37 iii 23 24 2li 28 27 li 13 14 15 18 17 i 3 4 Ii B 7 FIG 1 KE 78 POIER UNIT 38 ll8 411 411 KE 7...

Page 177: ... 1 1i 2 23 24 KE E Ill KE 8 11 ff KE E Ill KE 8 1 z T FUSE FILTER AND JACK PANEL NDT A PLUG IN LINEPOWER ORLOOP 311 37 38 38 4U 1111 A LINE zlINTERFACE No I II it I i II i II lllJ 711 Tl nc SA11E ASABOVE I PLEX 111 lli 17 18 111 20 611 Ille lilll OLTAGE D II 7 B I 10 511 KE E OR POWER UNIT LINE POWER ORLOOPING ORLOOP KE 8 41 4U KE E A LINE OR KE15 KE24 I INTERFACE KE 8 N II i J 1 11 i II lllJ 311 ...

Page 178: ... HC BC FIG 2 PREPARE REMOTE TERMINAL FORLINE POWERING LINEPOWER FROM COTONLY KE 88 RT CHANNEL lll KE 88 RT CHANNEL 11 l KE 88 RT CHANNEL 11 KE 88 RT CHAMEL l RTL RT CHANNEi RT CHANNEi RT CHANNE ii ll lj II KE8 KE10 POWER RING KU1 CONT CONT BATTERY CHARGE Ull u c U1ll FIG 3 KE BS I RT KE11RT CHANNEL POWER LOOP I I 411 411 KE BS KE15 KE24RT RT RT LINE INT CHA L MINT 311 ll11 KE 811KE18 KF2 KF11 RT R...

Page 179: ... 5 ReadSteps 6 through 8 Page 2 before performing this step Momentarily depress the I TESTbutton on KE21 CIROJIT PACK while observing voltage indication on VOM See NOTE 1 _________ _ VOM test leads inserted into I TEST test jacks and I TESTbutton depressed PERFORM LINE CURRENT TESTONKE21 CIRCUITPACKAT COT Page 2 NOTE 1 SPL lamp on KE12CIROJITPACK slot 311 must be extinguished before voltage easure...

Page 180: ...ace line POWER UNIT Repeat procedure from Step 5 Page 1 13 Remove VOM test leads from KE21 CIROJIT PACK____ __ 14 Replace KE21 7 Is I TEST voltage measurementon VOM between 1 3 and 1 5 volts No Yes No 11 Replace line POWER UNIT Repeat procedure from Step 5 Page 1 12 Remove VOM test leads KE21 replaced 15 Repeat this procedure from Step 3 Page 1 CIROJIT PACK_____ ___ PERFORM LINE CURRENT TESTONKE21...

Page 181: ...1 ________________ _ MEASURE LINE VOLTAGE ONPOWER UNIT AT COT NUMBEROF LINEREPEATERS POWERED FROM COT 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 l TABLE A TESTPOINTSLP TOLN VOLTS DC TYPICAL VALUES ONLY NOTREQUIREMENTS STANDARD POWER REPEATERS LOW POWER REPEATERS 114A or 209 POWER UNIT 250 OR238 POWER UNIT 30 70 45 95 60 120 75 145 90 170 105 195 120 220 135 245 150 270 165 175 190 205 220 235 250 NOT...

Page 182: ... __ 3 Insert VOM positive lead into I TEST jack on KE24 CIRQIIT PACK 4 Insert VOM negative lead into I TEST jack on KE24 CIRQIIT PACK ________ ___ VOM test leads inserted into I TESTtest jacks 5 Is digital line poweredfrom COT only or from both COT and RT COT and RT Page 4 PERFORM LINE CURRENT TESTONKE24 CIRCUITPACKAT RT COT only Page 2 Issue 1 I MAR1981 363 201 400 DLP PAGE1 of 5 553 ...

Page 183: ... and O 7 volts No Page 3 No Yes 12 HaveCOT replace line POWER UNIT Repeat procedure from Step 6 114A or 209 type 8 Is I TEST voltage measurementon VOM between 1 3 and 1 5 VO1ts No No Page 3 13 Remove VOM test leads PERFORM LINE CURRENT TESTONKE24 CIRCUITPACKAT RT Yes 11 Remove VOM test leads 10 HaveCOT replace line POWER UNIT Repeat procedure from Step 6 NOTE 1 SPL lamp on KE15 CIROJITPACK at the ...

Page 184: ...Remove VOM test leads from KE24 CIRQJIT PACK test jacks 15 Replace KE24CIROJITPACK KE24CIROJIT PACK replaced 16 Repeat this procedure from Step 3 Page I PERFORM LINE CURRENT TESTONKE24 CIRCUITPACKAT RT Issue 1 I MAR 1981 363 201 400 DLP PAGE3 of 5 553 ...

Page 185: ...een 0 5 and 0 7 volts No Page 5 No Yes 23 Replace RT line POWER UNIT Repeat procedure from Step 17 114A type 19 Is I TEST voltage measurementon VOM between 1 3 and I 5 volts No No Page 5 24 Remove VOM test leads PERFORM LINE CURRENT TESTONKE24 CIRCUITPACKAT RT Yes 22 Remove VOM test leads 21 Replace RT line POWER UNIT Repeat procedure from Step 17 NOTE 2 SPL lamp on KE15 CIROJITPACK at the RTmust ...

Page 186: ...ve VOM test leads from KE24 CIRQIITPACK test jacks 26 Replace KE24CIRQIITPACK ____ __ KE24CIRQJIT PACK replaced 27 Repeat this procedure from Step 3 Page 1 PERFORM LINE CURRENT TESTONKE24 CIRCUITPACKAT RT Issue 1 I MAR 1981 363 201 400 DLP PAGE 5 of 5 553 ...

Page 187: ... KE 8 31 32 33 34 1 88 Ill KE 9 21 22 23 24 KE l88 Ill 1 9 11 12 13 14 1 88 Ill 1 9 1 2 3 4 FUSE FILTER AND JACK PANEL NOT A PLUG IN 35 36 37 38 39 40 25 26 27 28 29 30 SAltE ASBELOW 15 16 17 18 19 20 5 6 7 8 9 10 KE 88 Ill KE 9 35 36 37 38 39 40 KE l88 Ill KE 9 25 26 27 28 29 30 KE 88 Ill KE l9 15 16 17 18 19 20 KE l88 Ill 1 9 5 6 7 8 9 10 811 711 712 611 812 81 511 POWER UNIT Ill LOOPING 411 KE1...

Page 188: ...nnections are complete__________ BF 0 0 0 PO O HC BC FIG 2 PREPARE REMOTE TERMINAL FORLINE POWERING LINE POWER FROM BOTH COTANDRT KE 8 I RT RT CHAM 1 awll l a1 KE 8 RT RT CHAM awll l KE 8 RT RT CHAM awll l 11 KE 8 RT RT CHAM CHANNEi l ti KES KE10 KU1 POWERRING CONT CONT BATTERY CHARGER Ult u 013 FIG 3 KE 8 I RT 114A DR250 CHAM POWER UNIT I I 40 41 KE 8 KE15 KE24RT RT RT LINE INT CHAM l IAINT JO 31...

Page 189: ...rs being powered See NOTE 1 MEASURE LINE VOLTAGE ONPOWER UNIT AT RT r IMBER OF LINEREPEATERS POWERED FROM RT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 TABLEA RT POWER LOOP TESTPOINTSLP TOLN VOLTS DC TYPICAL VALUES ONLY NOTREQUIREMENTS STANDARD POWER REPEATERS LOW POWER REPEATERS 114A POWER UNIT 250 POWER UNIT 20 35 70 50 95 65 120 80 145 95 170 110 195 125 220 140 245 155 270 170 180 195 210 225 2...

Page 190: ...rating on its main digital line PERFORM SYSTEM FRAMING TESTS I i No No 5 Is SYSOUT lamp on KE12 off See NOTE I Yes 6 Is system equipped with KE21 or KE31A KE21 7 Momentarily depress TRSPbutton on KE21 wait 5 seconds then momentarily depress TRMN button Page 2 No KE31A TAP 102 Page 2 NOTE 1 A settling time of 10 minutes maybe required before SYSOUTlamp is extinguished due to two terminals attemptin...

Page 191: ... PERFORM SYSTEM FRAMING TESTS 9 Request RT personnel to observe lamps on KEIS 10 Are all lamps on KEIS off except possibly TEMP SPL LOCK Yes 11 Is system equipped with a spare line Yes 12 Mome ntarily depress TRSP button on KE21 13 Are all lamps on KEl2 off except SPL ACO and possibly RTMN Yes Page 3 No TAP 116 No No TAP 115 Issue 1 MAR1981 363 201 400 DLP PAGE 2 of 3 556 ...

Page 192: ...amps on KE15 15 Are all lamps on KE15 off except SPL and possibly TEMP SPL LOCK See NOTE 2 No TAP 116 PERFORM SYSTEM FRAMING TESTS Yes NOTE 2 TEMP SPL LOCK lamp maybe lighted because cabinet door is open and outside temperature is cold Issue 1 I MAR1981 363 201 400 DLP PAGE3 of 3 556 ...

Page 193: ...L lamp on KE12off Ignore all other lamps Yes 5 Condition KS 14510 VOM to measure volts de DLP 573 6 With VOM test leads inserted into test points on KE21 red and black momentarily depress I TESTbutton on KE21 Page 2 No TAP 115 NOTE1 At first SPLwill be off After about 4 minutes system will switch to SPL and SYSOUTand remain in that state for about 4 minutes Final state will be SYSOUTon main line I...

Page 194: ... Replace KE12and KE21one at a time with spares repeating procedures from Step 6 for each Reinsert original nondefective units No 11 Use SD 97735 01 to locate defective wiring PERFORM PRELIMINARY MAJOR FUNCTIONS TESTS i Yes 12 Request RT personnel to observe lamps on KE15 Page 3 NOTE 2 SPLTwill not be lighted on priority system system I 3 etc of shared spare line option nor wi11 it be lighted for n...

Page 195: ... nondefective units No 15 Use SD 97733 04 for cabinet RTor SD 7C021 01 for frame RTto locate defective wiring Yes 16 At COT insert a 310 type dummy plug into Line PowerRelease LP REL jack that serves channel bank being installed PERFORM PRELIMINARY MAJOR FUNCTIONS TESTS 17 After settling period of up to 4 minutes are all lamps on KE12off except SPLT ACOand possibly RTMN No 18 Use SD 97735 01 to lo...

Page 196: ...ps on KE15 at RToff except SYS OUT CLK ERR and FR MPX See NOTE 1 Yes 6 Observe lamps on KE12 at COT 7 Are all lamps on KE12at COTlighted except SPL and possibly RTMN Ignore CLK ERR See NOTES 1 2 and 3 Yes Page 2 No 5 Replace KE15and KE16 or KE26 one at a time with spares returning to Step 4 for each Reinsert original nondefective units NOTES I In 4 minutes SPL will light After another 4 minutes SP...

Page 197: ...IVE MULTIPLEXER TESTS 12 After 4 minutes are all lamps on KE15 off except possibly SPL Yes 13 Is SPL lamp lighted on KE12 at COT No 15 Are all lamps on KE12at COToff except SPLT ACOand possibly RTMN See NOTE 4 No TAP 115 No Yes Yes TAP 116 14 Momentarily insert a dummy plug into S1 IN jack at COT then remove it NOTE 4 SPLTwill not light if equipped for no spare option Issue 1 I MAR1981 363 201 400...

Page 198: ... possibly RTMN See NOTE 1 4 In the following order removedwmny plugs from jacks Ml IN M2IN and LP REL Yes 6 Momentarily depress TRMN button on KE21 circuit pack 7 Are all lamps on KE12at COT off except ACOand possibly RTMN No 8 Replace units in order given until Step 7 is verified KE12 KE15 KE24 KE16 KF11 KF2 and KE13 Reinsert original nondefective units CHECK SPARELINE SWITCHING FORFAULTY MAINLIN...

Page 199: ...3 Are all lamps on KE15at RT off except RNG No 4 Replace KE15with a spare No TAP 116 Yes 5 Are all lamps on KE12 at COT off except RTMJand ACO Yes 6 Request RT personnel to reinsert KEIO circuit pack 7 Are all lamps on KE15 at RToff Yes Page 2 PERFORM SYSTEM MAJOR FUNCTIONS TESTSFORCABINET RT No TAP 115 No TAP 116 Issue 1 I MAR1981 363 201 400 DLP PAGE1 of 4 560 ...

Page 200: ...2 at COT Ignore all others No 12 Reinsert KE9 then replace KE12 KE15 and KE24 one at a time returning to Step 8 for each Reinsert original nondefective units Yes PERFORM SYSTEM MAJOR FUNCTIONS TESTSFORCABINET RT 13 Request RT personnel to replace fuse 51 on KUl circuit pack with a defective blown 7O type fuse 14 Request RT personnel to reinsert KE9 circuit pack Page 3 NOTE I If KE9 remains unplugg...

Page 201: ...S OUT RTMJ and ACO Ignore SPL and SPLT Yes 19 Request RT personnel to again unplug but not remove KE9 circuit pack 20 Request RT personnel to restore fuse s1 on KU1 circuit pack with a good fuse No 18 Replace KE12 KE15 and KE24 one at a time with spares returning to Step 8 for each Reinsert nondefective units 21 Request RT personnel to reinsert KE9 circuit pack Page 4 Issue 1 I MAR 363 201 400 PER...

Page 202: ...sibly RTMNand SPLor SPLT No TAP 115 Yes 24 Is SPL lighted on KE12 at COT Yes 25 Insert a dummy plug into 51 OUT jack at COT of system under test 26 Is SPL lamp off and SPLT lamp lighted on KE12 No 27 Replace KE12with a spare No TAP 115 PERFORM SYSTEM MAJOR FUNCTIONS TESTSFORCABINET RT No Yes 28 Remove dummy plug from S1 OUT jack Issue 1 I MAR 363 201 400 PAGE 4 of 4 1981 DLP 560 ...

Page 203: ...No 6 Are all lamps on KE12 at COT off except RTMJ and ACO See NOTE 1 Yes 4 After 60 seconds are all lamps on KEISat RToff except RNG No 5 Replace KE15 with a spare No TAP 116 PERFORM SYSTEM MAJOR FUNCTIONS TESTSFORFRAME RT Yes 7 Reinsert fuse RS at RT 8 Are all lamps on KEIS at RToff No Yes TAP ll6 Page 2 NOTE 1 If RTMNis lighted strap on TB3 option W maybe missing SD 7C021 0l Issue 1 MAR1981 363 ...

Page 204: ...and replace KW2 with a spare No 14 Are all lamps Yes on KE12at COT off except RTMJ and ACO See NOTE 2 No TAP ll5 13 Reinsert original TAP 116 KW2 unit PERFORM SYSTEM MAJOR FUNCTIONS TESTSFORFRAME RT Yes 15 Reinsert 48 RNG fuse 16 Are all lamps on KE15 at RToff Yes Page 3 TAP 116 NOTE 2 If RTMNis lighted strap on TB3 option W maybe missing SD 7CO21 O1 Issue 1 MAR 1981 363 201 400 DLP PAGE 2 of 3 56...

Page 205: ...TE3 No 19 Replace KE12 with No No Yes 22 Restore SA fuse to normal 21 Reinsert original 1 1 TAP 115 23 Is RTMJ lamp on KE12 at COToff No TAP 115 Yes a spare KE15 unit 20 Reinsert original KE12 and replace KE15 with a spare PERFORM SYSTEM MAJOR FUNCTIONS TESTSFORFRAME RT NOTE 3 If RTMNis lighted strap on TB3 option W maybe missing SD 7C021 01 Issue 1 I MAR 1981 363 201 400 DLP PAGE3 of 3 561 ...

Page 206: ...ly push in door alarm plunger switch to closed door position 6 Is RTMN lampon KE12at COT off Yes 7 Pull door alarm plunger switch to outer detent position No No PERFORM SYSTEM MINOR FUNCTIONS TESTS CABINET RT 4 Trouble is in KE12 KE15 plunger switch or wiring Replace or repair as required and return to Step I No 8 Does RTMN lampon KE12 at COT remain off Yes Page 2 Issue 1 I MAR 1981 363 201 400 DL...

Page 207: ...ovefuse BC from RT power panel 13 Is AC lampon KE15 at RT lighted Yes 14 Pull rear door alarm plunger switch to outer detent position No 11 Trouble is in KE12 KE15 plunger switch or wiring Replace or repair as required and return to Step 1 No 15 Does RT MN lampon KE12 at COTremain lighted PERFORM SYSTEM MINOR FUNCTIONS TESTS CABINET RT Yes Page 3 Issue I I MAR 1981 363 201 400 DLP PAGE2 of 4 562 ...

Page 208: ... SPLT lamps lighted and RTMNlampoff Yes 19 Locate low temperature alarm sensor and spray freon at gap between sensor and panel until sensor forms a coating of frost FIG 1 Page 4 No TAP 116 No PERFORM SYSTEM MINOR FUNCTIONS TESTS CABINET RT HTR CUT OUT 2 HTR CUT OUT 1 HTR CUT OUT 1 LOW TEMP ALM FIG 1 Issue 1 I MAR 1981 363 201 400 DLP PAGE 3 of 4 562 ...

Page 209: ...Step 19 Yes 22 At COT is RTMN lamplighted No Yes 23 Close and secure rear door of cabinet 24 At COT momentarily depress TRSP button on KE21 25 Is SPLT lamp off and Yes SPL lamp lighted on KE12 at COT No No TAP 115 PERFORM SYSTEM MINOR FUNCTIONS TESTS CABINETRT 26 At COT momentarily depress TRMN button on KE21 27 Is SPL lamp on KE12 off Yes Issue 1 I MAR 363 201 400 PAGE 4 of 4 1981 OLP 562 ...

Page 210: ...ge 2 Yes 2 At RT set external alarm to activated position on 3 Are ACOand RTMNlamps lighted on KE12 at COT Yes 4 Return external alarm to deactivated position off 5 Is RTMN lamp on KE12 at COToff Yes PERFORM SYSTEM MINOR FUNCTIONS TESTS FRAME RT No TAP 115 No TAP 115 Issue 1 l MAR1981 363 201 400 OLP PAGE1 of 3 563 ...

Page 211: ...E15 at RT lighted on KE12 powerplant lighted at COT No No 9 Trouble is in KE15 or alarm 11 Replace wiring Replace or KE12 with a repair as required spare PERFORM SYSTEM MINOR FUNCTIONS TESTS FRAME RT Yes 12 Restore ac power to the power plant 13 Are all lamps on KE15 No TAP 116 at RToff Yes 14 Is RT MN Yes Page 3 lampon KE12 at COToff No TAP 115 Issue 1 I MAR 363 201 400 PAGE2 of 3 1981 DLP 563 ...

Page 212: ...PL lamp lighted on KE12 at COT No 18 If spare line is good trouble is in KE21 KE12 or wiring Replace or repair as required Yes 19 Wait 2 seconds after SPL lights then momentarily depress TRMN button on KE21 20 Is SPL lamp off on KE12 at COT No TAP 105 PERFORM SYSTEM MINOR FUNCTIONS TESTS FRAME RT Yes Issue 1 I MAR 1981 363 201 400 DLP PAGE3 of 3 563 ...

Page 213: ...RT unplug but do not remove KF2 circuit pack No No PERFORM MANUAL RETRY OF SPARELINE 4 Replace KEIS and KE12 circuit packs with spares and repeat procedures from Step 1 for each Reinsert nondefective units 6 After 5 seconds are TEMP SPL LOCK SYSOUT and SPL lamps lighted on KEIS at RT Ignore other lamps No 7 Replace KE15with a spare Yes Page 2 Issue 1 I MAR1981 363 201 400 DLP PAGE 1 of 2 564 ...

Page 214: ...L LOCK key on KE15to NORMposition 10 Are all lamps on KE15off within 4 minutes except possibly SPL Yes 11 Is SPL lamp on KE15 off No 12 Momentarily depress TRMN button on KE21 at COT No Yes PERFORM MANUAL RETRY OF SPARELINE TAP 116 Issue 1 I MAR 1981 363 201 400 DLP PAGE2 of 2 564 ...

Page 215: ...er test When SYS OUTlamp on KE12 lights removedummy plug 5 Are SYS OUT CLK ERR and FR MPX lamps on KE12 lighted No 6 Replace KE12 and KE15with spares repeating procedures from step 4 for each Reinsert nondefective units Yes PERFORM AUTOMATIC RETRY OF SPARELINE 3 Replace KE12 KE21and KE13one at a time with spare units until Step 2 is verified Reinsert nondefective units Page 2 Issue 1 I MAR1981 363...

Page 216: ...are line 8 After 4 minutes are all lampson KE12off except SPL Yes 9 Remove dUD1Dy plug fromMl OUT jack 10 Momentarily depress TRMN button on KE21 No PERFORM AUTOMATIC RETRYOF S PARE LINE TAP 115 11 Are all lamps on KE12 off No TAP 115 Yes Issue 1 I MAR1981 363 201 400 DLP PAGE2 of 2 565 ...

Page 217: ...s No 6 Replace KE12 KE15 KE21 or KE31A and KE13one at a time with spares until Step 5 is verified Reinsert nondefective units Yes 9 Replace KE12 KE15 KE21 or KE31A and KE13 one at a time with spares until Step 8 is verified Reinsert nondefective units No 8 After 4 minutes are SPL lamps lighted at both COTand RT 7 Wait 4 minutes for system to retry spare line TAP 105 PERFORM VERIFICATION OF FINALSY...

Page 218: ... minor alarm No 14 Replace KE12with a spare No 15 Reinsert original KE12 16 Use SD 97735 01to locate and repair defective wiring Yes PERFORM VERIFICATION OF FINALSYS OUTSTATE 17 Removedummy plugs from Ml OUT and 51 OUTjacks Also remove dummy plugs from M2OUTand 52 OUTjacks if inserted 18 Are all lamps on KE12 off except possibly SPLT No TAP 115 Yes Page 3 Issue 1 I MAR1981 363 201 400 DLP PAGE2 of...

Page 219: ...d No 22 Replace KE12and KE21one at a time with spares returning to Step 18 for each Reinsert nondefective units No Yes 23 Momentarily depress TRMN button on KE21 25 If RTis cabinet mounted close and secure doors Yes 24 Are all lamps on KE12 off No TAP 115 PERFORM VERIFICATION OF FINALSYS OUTSTATE Issue 1 I MAR 1981 363 201 400 DLP PAGE3 of 3 566 ...

Page 220: ...ect a channel for testing and plug in a KE17BCIROJIT PACK into slot corresponding to channel being equipped 3 At selected channel appearance on MDF connect a temporary call numberand subscriber line circuit test line At RT 4 Plug a KE18Bor KE19CIROJIT PACK TABLE A into slot corresponding to channel selected in Step 2 5 At cross connecting terminal adjacent to RT temporarily connect a test telephon...

Page 221: ...with transmission quality normal in both directons Yes __ Page 3 J 12 Replace one at a time RT channel unit and COT channel unit for channel being tested 9 Use SD 97735 01 COT and SD 97733 04 __ RTcabinet or SD 7C021 0l RTframe to check wiring Check COwiring PERFORM TERMINAL TO TERMINAL SINGLE PARTY CHANNEL TESTS No No 13 Use SD 97735 01 COT and SD 97733 04 __ 1 i RT cabinet or SD 7C021 01 RTframe...

Page 222: ... 21 At RT replace 16 At RT check RTcabinet or test connections SD 7C021 0l RTframe channel unit Then and ensure that to check wiring Check repeat this test telephone is COwiring procedure from wired correctly Step 6 Page 2 17 Replace one at a time RTchannel unit and COT channel unit for channel being tested Repeat this procedure from Step 6 Page 2 after each replacement PERFORM TERMINAL TO TERMINA...

Page 223: ...and tested No 23 Repeat this procedure from Step 2 Page 1 for next channel being equipped Yes 24 At RT removetest telephone connection ____ __ 25 At COT remove test line connection _______ __ PERFORM TERMINAL TO TERMINAL SINGLE PARTY CHANNEL TESTS Issue 1 I MAR 1981 363 201 400 DLP PAGE4 of 4 567 ...

Page 224: ...corresponding to channel selected in Step 2 _____ __ 5 At cross connecting terminal adjacent to RT temporarily connect a test telephone set to terminals associated with selected channel See NOTE l _______________ __ grounded to measure talk battery voltage on ring conductor VOM should indicate 30 to 60 Vdc if RTis cabinet mounted or 45 to 53 Vdc if frame mounted Perform negative ringing and positi...

Page 225: ... VOM DLP 573 and set selector switch to DCVOLTS 300 position 13 Condition VOM DLP 573 and set selector switch to DCVOLTS 60 position near test telephone ___ 1 VOM connected to measure talk battery voltage on ring conductor 16 Temporarily connect VOM negative lead to ring conductor at test telephone cord connecting block ______ 10 Use SD 97735 01 COT and SD 97733 04 RTcabinet or SD 7C021 01 RTframe...

Page 226: ...transmission quality normal in both directions test position When connection is completed makenormal talk tests 20 Use SD 97733 04 to check RT cabinet wiring No No 24 Use SD 97735 01 COT and SD 97733 04 RT to check wiring Check COwiring 23 Replace one at a time RTchannel unit and COTchannel unit for channel being tested Repeat this procedure from Step 6 Page 2 after each replacement PERFORM TERMIN...

Page 227: ... COTchannel unit for channel being tested Repeat this procedure from Step 6 Page 2 after each replacement 29 At RT connect VOM negative lead to tip conductor at test telephone cord connecting block ____ _ 30 Request test position to apply negative ringing to tip party ___ _ 31 Place test telephone on hook and observe VOM indication ________ __ VOM connected to tip conductor and negative tip party ...

Page 228: ...nel unit for channel being tested Repeat this procedure from Step 6 Page 2 after each replacement near test telephone 37 Connect positive lead to ring conductor at test telephone No Page 13 connecting block _________ VOM connected to ring conductor and positive ring party ringing requested Page 6 38 Request test position to apply positive ringing to ring party _______ __ 39 Place test telephone on...

Page 229: ...ted Repeat this procedure from Step 6 Page 2 after each replacement At RT 43 Connect VOM positive lead to tip conductor at test telephone cord connector block _______ _ 44 Request test position to apply positive ringing to tip party 45 Place test telephone on hook and observe VOM indication __________ ___ VOM connected to tip conductor and positive tip party ringing requested PERFORM TERMINAL TO T...

Page 230: ...Use SD 97735 01 COT and SD 97733 04 RT to check wiring Check COwiring 47 Replace one at a time RTchannel unit and COT channel unit for channel being tested Repeat this procedure from Step 6 Page 2 after each replacement Page 13 PERFORM TERMINAL TO TERMINAL PARTY LINE ONI CHANNEL TESTS Issue 1 I MAR 1981 363 201 400 OLP PAGE7 of 13 568 ...

Page 231: ...th transmission quality normal in both directions test position When connection is completed makenormal talk tests 51 Use SD 7C021 0l to check RT frame wiring No No 55 Use SD 97735 01 COT and SD 7C021 0l RT to check wiring Check COwiring 54 Replace one at a time RTchannel unit and COTchannel unit for channel being tested Repeat this procedure from Step 6 Page 2 after each replacement PERFORM TERMI...

Page 232: ...nit for channel being tested Repeat this procedure from Step 6 Page 2 after each replacement 60 At RT connect VOM negative lead to tip conductor at test telephone cord connecting block _____ _ 61 Request test position to apply negative ringing to tip party ___ _ 62 Place test telephone on hook and observe VOM indication ________ __ VOM connected to tip conductor and negative tip party ringing requ...

Page 233: ...nit for channel being tested Repeat this procedure from Step 6 Page 2 after each replacement near test telephone _______ _ 68 Connect positive lead to ring conductor at test telephone No Page 13 connecting block _________ 9 VOM connected to ring conductor and positive ring party ringing requested Page 11 69 Request test position to apply positive ringing to ring party _______ __ 70 Place test tele...

Page 234: ...peat this procedure from Step 6 Page 2 after each replacement At RT 74 Connect VOM positive lead to tip conductor at test telephone cord connector block_______ __ 75 Request test position to apply positive ringing to tip party J 76 Place test telephone on hook and observe VOM indication __________ __ VOM connected to tip conductor and positive tip party ringing requested PERFORM TERMINAL TO TERMIN...

Page 235: ...Use SD 97735 01 COT and SD 7C021 01 RT to check wiring Check COwiring 78 Replace one at a time RTchannel unit and COTchannel unit for channel being tested Repeat this procedure from Step 6 Page 2 after each replacement Page 13 PERFORM TERMINAL TO TERMINAL PARTY LINE ONI CHANNEL TESTS Issue 1 I MAR 1981 363 201 400 OLP PAGE12 of 13 568 ...

Page 236: ...telephone ____ 86 At COT remove test line connections _______ _ No 84 See NOTES 4 and 5 Have COcheck revertive call wiring options PERFORM TERMINAL TO TERMINAL PARTY LINE ONI CHANNEL TESTS NOTES 4 For step by step offices it maybe necessary to modify revertive call selectors such as SD 31762 01and SD 31831 01 to eliminate a simultaneous ringing condition on both tip and ring whenused with KE47B ch...

Page 237: ...temporary call numbersand subscriber line circuit test line NOTE 1 e i At RT 4 Plug a KE28Bor KE29CIROJIT PACK TABLE A into slot corresponding to channel selected in Step 2 5 At cross connecting terminal adjacent to RT temporarily connect jumpers from terminals associated with channel under test to connecting blocks of tip and ring test telephones NOTE 2 Channel units installed CO test lines and t...

Page 238: ...COT and SD 97733 04 RTcabinet or SD 7C021 0l RTframe to check wiring CheckCOwiring 11 At RT using ring test telephone dial a test call to test desk or COnumber3 test cabinet test position Whenconnection is complete makenormal talk tests 12 Could call be completed with transmission quality normal in both directions No No 13 Use SD 97735 01 COT and Yes SD 97733 04 RT cabinet or SD 7C021 01 RTframe t...

Page 239: ...then COTchannel unit for channel being tested Repeat this procedure from Step 6 Page 2 after each replacement between COTchannel appearance and office equipment also between RT and cross connecting terminal PERFORM TERMINAL TO TERMINAL TWO PARTY ANI CHANNEL TESTS 20 Does ringing trip normally No Yes Page 4 21 Replace RT channel unit Then repeat this procedure from Step 6 Page 2 NOTE 3 One test tel...

Page 240: ... a time RTchannel unit first and then COTchannel unit for channel being tested Repeat this procedure from Step 6 Page 2 after each replacement 30 Use SD 97735 01 COT and SD 97733 04 RTcabinet or SD 7C021 01 RTframe to check wiring Check for ____ Tip and Ring reversal and or grounding between COTchannel appearance and office equipment also between RT and cross connecting terminal 27 Did tip test te...

Page 241: ...talled Yes Page 6 38 Use SD 97735 01 COT and SD 97733 04 RTcabinet or SD 7C021 0l RT frame _ to check wiring Check for Tip and Ring reversal and or grounding between COTchannel 37 Replace one at a time RTchannel unit and COTchannel unit for channel being tested Repeat this procedure from Step 6 Page 2 after each replacement appearance and office equipment also between RT and cross connecting termi...

Page 242: ...ovetest telephones ______ 45 At COT removetest line connections PERFORM TERMINAL TO TERMINAL TWO PARTY ANI CHANNEL TESTS NOTES 6 For step by step offices it maybe necessary to modify revertive call selectors such as SD 31762 01and SD 31831 01 to eliminate a simultaneous ringing condition on both tip and ring whenused with KE278 channel unit 7 No 5 crossbar reverting call trunk circuits SD 26068 01...

Page 243: ...__ verify that KE37 channel pack option plugs indicate correct type of service required FIG 1 2 Establish communicationbetween RemoteTerminal RT and Central Office Terminal COT via order wire ____ SLC40 WESTERN ELECTRIC KE37 CIRCUIT PACK COCHANNEL COIN CF DTF CF DTF CF OTF S4a C84W DTF PIODE Trademar of WesternElectric OPTION PLUGS FIG 1 SLC40 WESTERN ELECTRIC KE37 CIRCUIT PACK CO CHANNEL COIN CF ...

Page 244: ...y call numberand coin COT channel unit installed and CO test line connected use KS 21838extractor tool FIG 2 or equivalent to place option plugs FIG 3 in correct position line circuit test in _ ____ _ KS 21838 EXTRACTOR TOOL FIG 2 FIG 3 PERFORM TERMINAL TO TERMINAL COINCHANNEL TESTS OPTION PLUGS 3 SHOWN ON KE37 4 ONKE38 39 Page 3 Ji ARNING 1 Jibite plugs must be inserted or removed carefully in a ...

Page 245: ... RTchannel unit installed and RT test line connected Page 4 12 At cross connecting terminal adjacent to RT temporarily connect jumpers from terminals associated with selected channel to coin phone set _____ _ SLC40 WESTERN ELECTRIC KE38 CIRCUIT PACK RTCHANNEL COIN CF DTF SLC40 WESTERN ELECTRIC KE38 CIRCUIT PACK RTCHANNEL COIN CF DTF CF CF DTF DTF T l t opTION OPTION CF CF DTF PLUGS DTF PLUGS CF CF...

Page 246: ...COT channel unit first and then RTchannel unit being tested Repeat this procedure from Step 4 Page 2 COTchannel unit or Step 8 Page 3 RTchannel unit after each replacement 17 Deposit additional coins to initial rate and check for dial tone 18 Is dial tone present No No PERFORM TERMINAL TO TERMINAL COINCHANNEL TESTS I Yes 21 Dial any digit but O or l 20 Use SD 97735 01 COT and SD 97733 04 RT cabine...

Page 247: ... 24 Go on hook PERFORM TERMINAL TO TERMINAL COINCHANNEL TESTS 25 Do Yes coins return No No 26 Lift handset deposit initial rate call operator and make normal talk tests NOTE 2 27 Could call be completed with transmission quality normal in both directions Yes 29 Deposit nickel dime and quarter in this sequence and request operator to identify coins Page 8 NOTE 2 If deposit is not automatically refu...

Page 248: ...insufficient deposit recorded announcementheard No 36 Replace one at a time COTchannel unit first and then RTchannel unit being tested Repeat this procedure from Step 4 Page 2 COTchannel unit or Step 8 Page 3 RTchannel unit after each replacement PERFORM TERMINAL TO TERMINAL COINCHANNEL TESTS Yes No 34 Go on hook 0 35 Does nickel return Yes 38 Go off hook deposit initial rate and dial a numberthat...

Page 249: ...his procedure from Step 4 Page 2 COT channel unit or Step 8 Page 3 RTchannel unit after each replacement 42 Lift handset call operator and makenormal talk test 43 Could call be completed with transmission quality normal in both directions No PERFORM TERMINAL TO TERMINAL COINCHANNEL TESTS Yes 45 Deposit nickel dime and quarter in this sequence and request operator to identify coins Page 8 Issue 1 M...

Page 250: ...his procedure from Step 4 Page 2 COT channel unit or Step 8 Page 3 RTchannel unit after each replacement PERFORM TERMINAL TO TERMINAL COINCHANNEL TESTS 49 Request operator to call back and then go on hook 50 Does coin phone ring normally Yes 51 Lift handset and perform normal No talk tests 52 Could call be completed with transmission quality normal in both directions Yes 54 go on hook Page 9 Issue...

Page 251: ...installed and tested No 56 Repeat this procedure from Step 1 Page 1 for next channel being equipped Yes 57 At RT removecoin phone test connection ___ 58 At COT removetest line connection ______ __ PERFORM TERMINAL TO TERMINAL COINCHANNEL TESTS Issue 1 I MAR 363 201 400 PAGE9 of 9 1981 DLP 570 ...

Page 252: ...ged to specified SLC 40 channels ____________ J 4 In cross connect terminal adjacent to RT locate terminals associated with distribution side FROM count Channels ready to be cutover of pair to be transferred to SLC 40 _______ _ 5 Locate terminal associated with feeder side TO count This is the pair from associated SLC 40channel_______ __ 6 Connect one lead of 1013B handset to a convenient ground__...

Page 253: ...n 1013B confirming that ring side has been identified Yes 12 If FROM count pair appears idle when monitored connect looping cord between tip side and ring side of TO countpair No No PERFORM SERVICE CUTOVER PROCEDURES 11 If cable pair is not reversed it is probably open Refer to test desk personnel 13 With 1013B monitor FROM count 1 11M pair 14 Is dial tone heard Yes No 15 Check tip side of TO coun...

Page 254: ...to ring and tip to tip while removingold cross connections No PERFORM SERVICECUTOVER PROCEDURES 18 TO count pair maybe crossed with FROM count pair Repair per local procedures 21 Are more pairs to be transferred to SLC 40at this time Yes 22 Return to Step 4 for each pair to be transferred No 23 Request CO personnel to removeheat coils from old pairs after transfer Issue 1 l MAR1981 363 201 400 OLP...

Page 255: ...olyte ____ _ Bad cell pair removed 5 Get new cell pair __________ __ 6 Install newcell pair observing correct polarity _______ 1111 7 Replace front tie bars washers and nuts hand tighten Using 9 16 inch taped wrench further tighten terminal nuts until firm Check rear terminal nuts for tightness _____________ J 8 Put new cable tie on rear tie bar_____ __ REPLACE BADBATTERY CELLPAIR REAR BATTERY TER...

Page 256: ...nd scale having a value higher than value to be measured EXAMPLE 1 7 Is resistance to be measured Yes Page 3 CONDITION KS 14510 METER VOM FORMEASUREMENT I No NOTE 1 Meter should not be placed on or near a magnetic surface or location where magnetic field will influence meter movement EXAMPLE 1 If 48 volts de is to be measured function switch is set to 60 range of the DCVOLTS parameter JIARNING 1 I...

Page 257: ...TCI Library http www telephonecollectors info IFF FIG 1 CONDITION KS 14510 METER V0M FORMEASUREMENT A C V 0 l T s 0 s PIETER ZERO SCREW Issue 1 I MAR 1981 363 201 400 DLP PAGE 2 of 3 573 ...

Page 258: ...ust OHMS ADJcontrol on VOM until 0 ohmsis reached 9 Does meter indicate o on OHMS top scale of VOM No No No Yes 12 Obtain another VOM __ ____ and repeater 11 Replace batteries per VOM instruction manual procedure starting with Step 1 CONDITION KS 14510 METER V0M FORMEASUREMENT Issue 1 I MAR 1981 363 201 400 DLP PAGE3 of 3 573 ...

Page 259: ..._________ _ ARTCA 1 OUT 2 OUT S1 OUT S2 OUT FL O 0 ANY ONE OFFOUR SYSTEfllS CAN BEUSED WITH ANY ART CA ARTIFICIAL CABLE PAIR PUTUP COTMAINLINE LOOPBACK PATCH COTJACK PANEL SYSTEfllS 2 AND 3 FIG 1 l I 1 OUT 2 OUT S1 OUT S2 OUT FL ARTCA Q Q Q Q Q 0 Q Q Q Q Q Q Q Q 1 IN 1 112 IN S1 IN S2 IN SHREL LP REL ARTCA SYSTEfll 4 CAUTION 1 System involved must not be in service on main line or service will be ...

Page 260: ...CK 4 Insert VOM negative lead into I TEST jack 5 See NOTE 2 Press I TEST button and note reading _________ __ MEASURE I TESTVOLTAGE ONKE21 CIRCUITPACK AT COT NOTES 1 Systemmust be on main line SPL lamp extinguished before I TEST current can be measured A 10 minute settling time maybe required to ensure that both COTand RTare on the main line 2 I TESTbutton should not be held more than I minute or ...

Page 261: ...__ __ 4 Insert VOM negative lead into I TEST jack ___________ _ 5 See NOTE 2 Press I TEST button and note reading _________ ___ MEASURE I TEST VOLTAGE ONKE24 CIRCUITPACKAT RT 1 2 NOTES Systemmust be on main line SPL lamp extinguished before I TEST current can be measured A 10 minute settling time maybe required to ensure that both COT and RTare on the main line I TESTbutton should not be held more...

Page 262: ... ignore TERM NORMAL switch 8 Operate PULSES switch and note whether or not a P appears on Pulses Errors indicator window NOTE 1 9 Operate ERRORS switch and note whether or not an E appears on Pulses Errors indicator window NOTE 2 Red 4 Replace batteries per 7005 instruction manual Repeat procedures from Step 2 NOTES 1 If P appears on display window pulses are present on line 2 An E flashes on disp...

Page 263: ...TER NORftAL LINE OUT 0 310 T1 BRIDGING ERROR DETECTOR PULSES ERRORS BATT CK NORTHEAST ELECTRONICS CORP CONCORD N H U S A FIG 1 PERFORM BRIDGED PULSE ERROR TEST USING 7005 Tl BRIDGING ERROR DETECTOR PULSES ERRORS INDICATOR WINDOW BATTERY METER Issue 1 I MAR1981 363 201 400 DLP PAGE2 of 2 577 ...

Page 264: ...atch cords into appropriate test jacks on 239A ADAPTER 7 Set LINEIN BRDG switch to LINEIN position 0 9 LlE IN LINEOJT 9 0 TEAl I PULSES ERRORS IOIIAL INDICATOR WINDOW 7006 Lui_ IN BATTERY ETER ml t PULSES ERRORS BATTCK 0 0 IIIITIEAST ELECTIKIIICS CIR CIJICIIIO N H U S A FIG 1 Red Page 2 PERFORM PULSE ERROR TESTUSING7005 Tl BRIDGING ERROR DETECTOR 4 Replace batteries per 7005 instruction manual Rep...

Page 265: ...es Errors 10 Set TERM NORMAL switch to NORMAL position indicator window NOTE 1 12 Operate ERRORS switch and note whether or not an E appears on Pulses Errors indicator window NOTE 2 _______ _ PERFORM PULSE ERROR TESTUSING7005 Tl BRIDGINGERROR DETECTOR NOTES 1 If P appears on display window pulses are present on line 2 An E flashes on display window for each bipolar violation Issue 1 I MAR 1981 363...

Page 266: ...or samesystem from except M2IN to associated ARTCA___ ____ SPLTlamp 6 Remove both patch cords at the same time from Ml IN and M2INjacks ll COT jack panel NOTE ______________ _ Page 2 SPLLOCK No KEY SHOWN IN NORM POSITION PERFORM MANUAL RESTORATION TOTHESPARELINE Page 3 SLC4O WESTERN ELECTRIC KE15 CIRCUIT PACK RTfl IAINT SYS our CLK ERR FR MPX RNG SPL BAT AC TEMP SPLLOCK FIG 1 NOTE 1 The two cords ...

Page 267: ... equipment connected No __ to the main line at COTjack panel Yes After settling all lamps extinguish except SPLand RTMN 11 Insert dummy plug into Ml OUT jack for system involved PERFORM MANUAL RESTORATION TOTHESPARELINE NOTES 2 This step prevents an automatic retry of the main line at a later time 3 Whenthe main line has been repaired all test equipment or dummy plugs should be removed from the CO...

Page 268: ...on donar system_ _ ________ __ Havepersonnel at RT 17 Locate jacks for spare line of donar system and jacks for main line of system to be restored COTpatch connections established on RTFF J PANEL 18 See NOTE 4 Using P3 type patch cord place patch from MS1IN of system being restored to SPARE SIDE 1 of donar system 19 Place second patch from MS2 IN of system being restored to SPARE SIDE2 of donar sy...

Page 269: ...ee NOTES 5 and 6 No 23 Check patch cord connections Repeat procedure from Step 13 Page 3 if necessary PERFORM MANUAL RESTORATION TO THE SPARELINE Yes NOTES 5 The restored system mayrequire a IO minute settling period to ensure that both COTand RTare on the spare line 6 After trouble has been cleared patch cord connections and dummy plugs should be removedin reverse order of their coii iiectioii CA...

Page 270: ...08 209 217 Type 114Aor 209 PowerUnit in COT LowPower 238 239 251 Type 250 or 238 PowerUnit in COT 107B 6 Set 1078 Connected ON OFFswitch to ON position 7 Is OUTPUT ON lamp lighted and does meter indicate between 20 and 270 volts No 8 Verify proper operation of 107B per 107B manual and recheck test connections Yes CONNECT POWER ANDSIGNAL TODIGITALLINEAT COT LINE OJRRENT SWITOt SETTING 140 mA 60 mA ...

Page 271: ...3 Is meter indication within 5 mAof reading in Step 10 Yes 15 See Notes 1 and 2 then return to the procedures of TAP 107 CONNECT POWER ANDSIGNALTODIGITALLINE AT COT No 14 Cable pair has leakage to ground Repair per local procedures NOTES 1 The 107B contains a quasi random signal source which is now connected to transmit out on the line and a pulse error detector which monitors the incoming signal ...

Page 272: ...N SIDE2 SPARE SIDE1 SPARE SIDE2 SPLlamp on KE15must be OFF If spare line sharing is used the spare line for systems 1 and 2 appears at system 2 etc 107B Connected 7 Set 1078 ACON OFF switch to ON position LINEOIRRENT SWITOI SETTING 140mA 60 mA 8 Is OUTPUT ON lamp lighted and does meter indicate between 20 and 270 volts No 9 Verify proper operation of 107B per 1078 manual and recheck test connectio...

Page 273: ...Yes 16 Is signal No source required 11 at RT Yes 17 Remove patch cord on 1078 from RECEIVE DSI to FL SIG jack NOTES 1 and 2 CONNECT POWER ANDSIGNALTODIGITALLINE AT RT 15 Cable pair has leakage to ground Repair per local procedures NOTES 1 The 1078 contains a quasi random signal source which is now connected to transmit out on the line and a pulse error detector which monitors the incoming signal 2...

Page 274: ...e line sharing is used the spare line for systems 1 and 2 appears at test jacks of system 2 etc PERFORM RT LOOPBACK PROCEDURES 4 Insert a dWIIDy plug into 602B FL SJG jack 5 Using P3 type patch cord connect 7005 BROG jack to 602B MON jack FIG 1 1 6 Set 7005 LJNEIN BROG switch to BROG position Ignore TERM NORMAL switch Page 2 602B BROG 310 FIG NOTE 1 This procedure loops power and signal to allow t...

Page 275: ... PROCEDURES 9 6028 maybe defective Verify procedures of TAP 107have been followed correctly 13 Operate first the PULSESswitch then the ERRORS switch I 15 The first section of cable from the RT side 2 maybe defective Repair as required per local procedures No 14 Does 7005 display lamp indicate pulses and no errors NOTE 2 I Yes NOTE 2 The 602Bmust be removedwhentrouble is cleared The 602B should be ...

Page 276: ...r spare line sharing when interfacing with two SLC 40 COTs Required whenonly system 1 uses dedicated spare line System 2 uses no spare line Required whenonly system 2 uses dedicated spare line System 1 uses no spare line Required whenboth systems 1 and 2 use dedicated spare lines No spare line for either system 1 or system 2 Also use for Digital Multiplex use For ACalarm For external alarm For ord...

Page 277: ...MS 1 2 5 ALARMS TB3 1A TB3 1B ON FFC A PANEL TABLE I TABLE C X OPTION SYSTEM 1 TB910 3A TB910 2B 4A 5B 9A 8B 5 OPTION FROM FFC A PANEL TO XCClt NECT ON FFC A PANEL lOA 11B TB900 11B T TB910 3A TB910 2B 4A 5B 9A 8B lOA 11B TB920 3A TB920 2B 4A 5B 9A 8B lOA 11B 12B R TABLE J R OPTION TB920 3A TB920 4A 4A 9A TABLE F FROM FFC A PANEL TO XCClt NECT TB900 11A T V OPTION SYSTEMS 1 2 12A R ON FFC A PANEL ...

Page 278: ...TCI Library http www telephonecollectors info ...

Page 279: ...L OFFICE AUTO ATIC RETRY OFSPARE LINE PERFOR INDEX 567 538 534 544 126 511 533 512 519 513 515 577 578 541 119 524 528 523 565 BATTERIES IN RTCABINET INSTALL AND CONNECT BATTERY CELL PAIR REPLACE BAD BATTERY CELL PAIRS EASURE VOLTAGE ACROSS BATTERY CELL TER INALS CLEAN RESIDUE ORCORROSION FRO BATTERY HEATER PANEL OPERATION VERIFY BATTERY STRING EASURE VOLTAGE ACROSS BATTERY VOLTAGE ATKE9CIRCUIT PA...

Page 280: ...IRCUIT PACK LOCATE INDEX 569 570 126 523 510 583 125 547 559 506 119 120 118 103 121 570 528 573 120 128 DIGITAL LINESWITCHING CHECK CENTRAL OFFICE ALAR S FOR EXCESS RESIDUE BUILDUP AND ELECTROLYTE LEVELS VISUALLY INSPECT EACH CELL FOR FAULTY MAIN LINE CHECK SPARE LINE SWITCHING FOR FINAL SYSOUT STATE PERFORM VERIFICATION OF FRA ING TESTS PERFORM SYSTEM FUNCTIONS TESTS CABINET RT PERFORM SYSTEM MI...

Page 281: ... 514 516 519 513 515 530 520 521 522 545 546 535 545 575 576 KE24 ORKE34A KE16 ORKE26 KF11 ORKF3AND KF2 ORKF4UNITS INSTALL KE9CIRCUIT PACK BCFUSE INSTALLED MEASURE BATTERY VOLTAGE AT KE9CIRCUIT PACK BCFUSE REMOVED MEASURE BATTERY VOLTAGE AT KE9CIRCUIT PACK MEASURE BATTERY VOLTAGE AT KS 14510 ETER VO FOR EASURE ENT CONDITION KW1B AND KE10 CIRCUIT PACKS INSTALL KW2 CIRCUIT PACK INTO SLOT 901OFRTFRAM...

Page 282: ... 575 576 552 555 507 508 EASURE VOLTAGE BETWEEN TEST JACKS 48RNG AND CGONKW2 CIRCUIT PACK MEASURE VOLTAGES ON113BPOWER UNIT MEASURE VOLTAGES ON113BPOWER UNIT ATRTCABINET EASURE VOLTAGES ON114A OR250 POWER UNIT ATCOT EASURE VOLTAGES ON114A OR250 POWER UNIT ATRT MEASURE VOLTAGES ON209 OR238 POWER UNIT MINOR FUNCTIONS TESTS CABINET RT PERFORM SYSTEM INOR FUNCTIONS TESTS FRA E RT PERFORM SYSTEM MULTIP...

Page 283: ...50 INSTALL 209 OR238 584 509 557 558 571 556 560 561 562 563 570 568 567 569 500 566 539 542 123 514 516 POWER UNIT ATCOT EASURE LINEVOLTAGE ON POWER UNIT ATCOT EASURE VOLTAGES ON114A OR250 POWER UNIT ATRT EASURE VOLTAGES ON114A OR250 POWER UNIT ATRT EASURE LINEVOLTAGE ON POWER UNIT EASURE VOLTAGES ON209 OR238 PREPARE CENTRAL OFFICE TER INAL FOR LINEPOWERING PREPARE C ERCIAL ACPOWER FOR USE ATRT P...

Page 284: ... SYS OUT STATE TESTS FDR SYSTE S EQUIPPED WITH KE31A PERFOR CENTRAL OFFICE TER INAL FINAL TER INAL TO TER INAL COIN CHANNEL TESTS PERFOR TER INAL TO TER INAL PARTY LINE ONI CHANNEL TESTS PERFOR INDEX 565 564 559 500 547 501 566 525 526 570 568 TER INAL TO TER INAL SINGLE PARTY CHANNEL TESTS PERFOR TER INAL TO TEMINAL TWO PARTY ANI CHANNEL TESTS PERFOM TRANSFER TO SPARE LINE TESTS PERFOR TWO PARTY ...

Page 285: ...necollectors info TAP 4 Is there a WARNING Always be safety conscious on and off the job TASKORIENTED PRACTICE O Z TOP TIL ATP ATL 7he netXt fEm tJJiLlfR 1 ho w l iJ Ud e iliid do cum eni DLP 540 _ 6 Adjust Rl6 until meter Page 2 ...

Page 286: ...n you perform whenWestern Electric has completed a new installation or addition It could also be a test you perform whenanother group from your Company has completed ii an installation or addition of equipment Acceptance work however is always related to testing or checking newly installed equipment CompanyOrder that work you do in response to one of several different orders which maybe given to y...

Page 287: ... locate that procedure in the TOP Lookover this procedure and note that it gives all the items which must be done to complete the job iii The items are numberedand must be completed in that order however you maysee some lettered A B C items in the procedure These letters are assigned to options or other items which maybe done differently because of equip ment variations etc Lookover the following ...

Page 288: ...lt state ent 1 Notify system controller that standby powerunit is to be taken off line 2 At Control Panel rotate switch ACO to OFF NORM position c 3 Depress OFF LINE switch 1 Standby power system placed off line iv Whenusing a procedure read the result statement first If you knowhowto place standby power system in off line status it would be unnecessary to read steps 1 2 and 3 Support Procedures W...

Page 289: ...s Procedure TAP The TAP is an aid in analyzing and locating the cause of the trouble The TAPmayreference to other information such as a Trouble Analysis Data TAD or an Isolation Diagram ISD as an aid in the trouble clearing process Anyjob must always be done safely and it is no different with TOP Here are three items which you should look for in TOP DANGER CAUIION ft ARNING means tbere is a possib...

Page 290: ...E TASK LIST CCIIPANY ORDER LIST I I I I I I I I I I TROUBLE INDICATOR LIST t f rm 4Tllas to be done to co plete tbe job 1 I I I I I I I I I ROUTINE TASK PROCEDURE BOIi to co111plete tile job 1 I I I I I I I I 1 I I I I I I I I I ACCEPTANCE TASK PROCEDURE 1 I I I I I I I I I COflPANY ORDER PROCEDURE r OLP DETAILED LEVEL PROCEDURES vi 1 I I I I I I I I I 7 TROUBLE ANALYSIS PROCEDURE ISOLATION OIAGRA...

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