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ISS I , SECTION 5 1 8-4 1 1 - 1 00

REPLACE

486A KTU

REPLACE

ASSOCIATED

484A KTU

Fig. 1 0-No Dial Tone (Sheet I of 2)

NO

BSP S18-411-100-i01 1978-08-3S.jpg Scanned by Frank Harrell, (Cowboy Frank) Castle Rock, Colorado Oct 15, 2012

21:07:57

REPLACE

485A KTU

PERFORM

DIAGNOSTICS

TEST NO . 1

YES

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Summary of Contents for 6B KTS

Page 1: ...P AND HOLD 15 1 01 This section provides description installation connection and maintenance information for SUPERVISORY FLASH FEAlURES 17 the 6B Key Telephone System KTS DIAL ACTIVATED FEATURES 18 1 02 Whenever this section is reissued the reason for reissue will be listed in this paragraph A Flexible Dial Conferencing 18 2 DESCRIPTION B Do Not Disturb 18 SYSTEM c Coli Forwarding 19 2 01 The 6B K...

Page 2: ...ations can be added to the 6B KTS but require a separately provided long line circuit 2 05 l he basic system provides the following features Intucom call progress tones such as dial tone ringback error tone etc Repeated ringing the intercom audible is blccked at busy stations 3 or 4 party conferencing Do not disturb DND Call transfer l age 2 Call add on Station and consultation HOLD Two link opera...

Page 3: ...rincomingpower connections 206A power supply Twelve microribbon plugs P1 through P12 on the rear of the KSU accept A25B connector cables which are routed to the 184C1 backboard or the yellow field of centralized key system installations P13 also accepts on A25B connector cable but is routed to pick up the incoming CO PBX lines The fuse board on the KSU protects the 10 volt ac and 24 volt de circui...

Page 4: ...ntinuous 128 Hz CFWD ACBK or DND as a reminder that feature is in effect 128 Hz for 500 ms Tone heard by both parties Override of a conversation when a Tone OT station exercising OV ERRIDE is bridged on line Four bursts of 128 Hz Tone heard when switchhook Hold Tone tone HT A 484A KTU Station Interface Circuit 2 14 The 484A KTUs are installed in jacks 6 through 18 depending on the station codes be...

Page 5: ...651 L4 8 10Vac Station 38 41 Fuse Board 9 10Vac Station 42 45 10 10Vac Station 46 49 11 10Vac Station 50 53 12 10Vac Station 54 57 13 10Vac Station 58 61 14 1 2 24Vde 572A1 KSU r 70G 15 Ampere Spare 1 24F 5 5V ac Logic Ampere 2 5V de Logic 206A 3 2 10Vde Power 24C Unit 4 Ampere 10V de 5 24E 1 2 Ampere RAM ground MDL 2 2 BUSS nov ac input MAN Ampere Page 5 BSP 518 411 100 i01_1978 08 0S jpg Scanned...

Page 6: ...EW 20SA POWER UNIT 488A KTU LINE INTERFACE CIRCUIT 489A KTU TOUCH TONE OECOOER CIRCUIT KS 21651 l4 FUSE BOARO J27 i O CD c I TERI IINAL I PAGING OVERRIOE BLOC ACCESS STATIONS SWITCH SWITCH 1 c 206A _J I POWER UNIT POWER I CONNECTOR B 572A1 KSU REAR VIEW Fig Layout of 572AI KSU restored will be out of service until they go on hook momentarily B 485A KTU Controller Circuit 2 15 The controller circui...

Page 7: ...ption A other stations will have it 2 If any station has HFAI system must have option C 3 The Paging Access and Override Option switches are located on the rear of the 572A1 KSU Generates required system tones and lamp wink and also sets other system timing standards Switches the tones to the talking links Interfaces the control signals from the line and station circuits to the controller Switches...

Page 8: ...installation can be utilized 2 21 The 14A2 125 terminal blocks used with the 184Cl backboard consist of a 66 type connecting block wired to five microribbon plugs Page 8 The plugs accept A25B connector cables to provide connections between the backboard and the 572Al KSU Fig 2 shows the layout of the 184Cl backboard and the plugs to be used in connecting to the 572Al KSU All station connections an...

Page 9: ...852 kit of parts order one for each telephone set used with 6B KTS Kit contains a 533F diode a 150A designation strip feature cue card for rotary dial a 74A faceplate feature cue card for TOUCH TONE dial and a station user card Note The 150A designation strip and 74A faceplate can be ordered separately for maintenance purposes Optional Features Unit Key Telephone 487A order one to increase to 3 an...

Page 10: ...s required will depend on the number and codes of the stations to be installed Fig 31 32 33 and 34 show the wiring between the jacks on the front of the KSU and the plugs on the rear The plugs are marked PO to P13 PO is dedicated to future expansion and is not used in this application 3 03 The distant end of the connector cables from P1 through P12 can be terminated on the yellow field of a centra...

Page 11: ...cial purpose CALL DIRECTORS sets can be used with the 6B KTS Only one button appearance is required on the telephone set even though a maximum of four links may be available Ten leads are required between each telephone set and the KSU The A1 lead is not required if it already appears in the set Five of these leads T R A LG and L are associated with the button assigned to the 6B KTS Two spare lead...

Page 12: ...ed to access point for incoming CO PBX lines not to 184C1 backboard 3 14 TOUCH TONE telephone sets can be equipped with a 74A faceplate and rotary sets with a 150A designation strip The 74A faceplate is a clear plastic overlay that fits over the buttons of a TOUCH TONE dial Fig 5 The 150A designation strip is a stick on label to be located on a rotary set housing between the switchhook plungers Fi...

Page 13: ...100 T 8 2565HK TELEPHONE SET PU G Y 8R L2 8R NOTE 1 L 1 C r S i LS A1 0 W 8Z G Y Y 18 630DA 631DAM 2630DA 2631DA TELEPHONE SET 12 0 x L L2 0 G LS W C 0 j 13 8R V H 8R Y 18 G 8 v _ _ __ _J A1 0 W Fig 3 Modification of Telephone Sets for Use With 68 Key Telephone System Sheet 1 of 2 Page 1 3 BSP 518 411 100 i01 1978 08 B jpg Scanned by Frank Harrell Cowboy Frank Castle Rock Colorado Oct 15 2012 20 5...

Page 14: ...E USED DISCONNECT AND STORE BR V AND V BR LEADS FROM PLUG CONNECTED TO TERMINALS 1 AND 4 3 ON SETS USED FOR MULTILINE CONFERENCING DO NOT USE SPARE INTERCOM BUTTONS FOR CO PBX LINES 4 IF SPEAKERPHONE POWER 4A IS SUPPLIED FROM ASSOCIATED KEY SYSTEM USE SPARE PAIR OTHER THAN Y 0 0 Y AND CONNECT THEM TO THE R G G R INTHE M16C CORD USING SPARE TERMINALS OR 0 161488 CONNECTORS Fig 3 Modification of Tel...

Page 15: ...U long line circuit The maximum station conductor loop is 500 ohms A separate mounting must be provided for the 420A KTU s For one or two circuits use a llOA apparatus mounting for a larger number of circuits use a 642A panel The necessary voltages can be obtained from the associated key system if sufficient capacity is available Connections for an off premises station are shown in Fig 36 4 OPERAT...

Page 16: ...0 150A DESIGNATION STRIP 74A FACEPLATE Fig 5 Application of 1 50 Designation Strip and 74A Faceplate Page 16 BSP 518 411 100 i01 1978 08 16 jpg Scanned b y Frank Harrell Cowboy Frank Castle Rock Colorado Oct 15 2012 20 59 59 ...

Page 17: ...ack and the called station will have a flashing intercom lamp The intercom audible signal at the called station will be blocked 4 When called station answers the flashing lamp goes steady and the audible signal is silenced Two way private conversation is now possible 5 When both stations restore their handsets the link returns to normal and both lamps go dark 4 03 With a talking circuit establishe...

Page 18: ...ate at 30 and 40 6 When conference stations answer talk path is established to all parties Note If either of the conference stations do not answer the ring will time out after approximately 12 seconds However the lamp will continue to flash at the unanswered station for the duration of the conference call The unanswered station may enter the call at any time while the lamp is flashing If a busy st...

Page 19: ...dled by the 6B KTS Additional attempts will result in error tone More than one connection can go to the same alternate station The system will not forward to more than one alternate that ISS 1 SECTION 5 1 8 41 1 100 is station 20 cannot have calls forwarded to both stations 30 and 40 at the same time Also calls for station 20 can be forwarded to 30 station 30 can forward to 40 but station 20 will ...

Page 20: ... the call Station 20 will be rung first and when it answers station 30 will be rung Station 20 will hear ringback as an indication that the ACBK call is being attempted 4 If during callback station 30 becomes busy again before station 20 answers cal lback Page 20 will be suspended and the system will attempt completion again when both stations are idle 5 If it is desired to cancel ACBK before the ...

Page 21: ...all in progress ISS 1 SECTION 5 1 8 41 1 100 will be intercepted therefore the feature does not have to be canceled 5 OPERATION OPTIONAL FEATURES FOUR LINKS 5 01 The basic 6B KTS is furnished as a two link system To add the third and fourth link a second 487A KTU must be separately ordered and installed in J5 TOUCH TONE SETS 5 02 TOUCH TONE sets require the addition of a 489A KTU to the system ins...

Page 22: ...hich operates separately from the system DND Station DND is operated by depressing the DND button which locks down To allow incoming calls the DND button must be depressed again releasing it If the station DND and system DND are activated at the same time or if just the system DND is activated the calling station will hear t he system tone busy signal If only the station DND is activated both stat...

Page 23: ... as follows 1 Paging station goes off hook and dials 71 72 73 for desired paging zone or code 70 if all zones are to be paged 2 The 278A adapter associated with the zone s will disconnect the background music if provided and connect the paging station to the amplifier No alerting tone will be sent through the speakers but the paging station will hear acknowledgment tone 3 Paging station can now ma...

Page 24: ...X attendant Page 24 6 MAINTENANCE 6 01 Maintenance information pertaining specifically to the 6B KTS is provided in three forms Feature sequence charts Tables F through 0 Trouble analysis charts Fig 9 through 18 Diagnostic Test Sequences Fig 19 through 30 Feature Sequence Charts 6 02 These charts provide a method of testing for the proper sequence of each feature No equipment failure indications a...

Page 25: ...next test of each link in sequence The test being made is displayed visually Fig 8 If it is desired to make a particular test the circuit pack must be stepped until the proper digit or letter is displayed Refer to Table P and Fig 19 through 30 for the circuit pack preparation sequence and the individual test sequences 6 07 The voltages used in thesystemare monitored continuously as soon as the cir...

Page 26: ...be overridden O K F A ILURE I Override tone heard by conversing parties then override station enters call or Override station hears audible ringback and called station in DND or idle mode is rung Page 26 Error ton 9 L Paging code dialed or called station paging 2 Called station not a working station 3 Called station on hold 4 Called station link at maximum capacity BSP 518 411 100 i01 1978 08 26 j...

Page 27: ... any station depress IC button go off hook Dial 06 Calling stations receive busy tone Lamp will flash at DND station but audible signal is silenced Call can be answered or ignored SSP 518 411 100 i01 1978 08 27 p Scanned by Frank Harrell Cowboy Frank Castle Rock Colorado Oct 15 2012 21 03 39 Page 27 ...

Page 28: ...and 3rd station to be conferenced Dial tone returned after each code dialed Busy tone 1 Busy station dialed Procedure terminated O K L F A ILURE Audible ringback heard at calling station audible signals heard at called station Called stations go off hook Error tone 1 Invalid code other than 10 through 69 in conference call O K F _ A I LURE Conference established Page 28 If HFAI station answers fro...

Page 29: ...I SECTION 5 1 8 4 1 1 100 FAI LURE Error tone invalid procedure1 station must reattempt feature activation Error tone 1 Non station code dialed 2 Call already answered by remote station 3 Attempt is to station which has activated CFWD and alternate station has answered Page 29 BSP S18 411 100 i01_1978 08 29 jpg Scanned by Frank Harrell Cowboy Frank Castle Rock Colorado Oct 15 2012 21 04 52 ...

Page 30: ...n calls to originat ing station Calls can be answered at either station Signals time out at originating station after twelve seconds FAI LURE Error tone Automatic Callback in effect Busy tone no memory available FAILURE Error tone I 1 Alternate station not a working station 2 Nonstation code Busy tone 1 Alternate station off hook m in DND BSP 518 411 100 i01_1978 08 30 jpg Scanned by Frank Harrell...

Page 31: ...RY FLAS H FEATUR ES C HOLD CADD XFER Connection established to another 6B station or CO PBX line I Station flashes switchhook Third station dialed answers v Originating station flashes I I h Ongma connection re establis ed third station added CADD ISS I SECTION S 1 8 41 1 100 FAI L U R E Error tone no CO PBX l i n k available Originating station goes on hook I Third station connected to held stati...

Page 32: ... busy station I When called station becomes idle system will ring originating station then called station Error tone 1 ACBK already originated by station 2 Invalid procedure station must reattempt feature activation Busy tone 1 Memory unavailable FAILURE Error tone 1 Code of nonworking station dialed 2 Busy station is in DND 3 Nonstation code dialed Audible ringback 1 Busy station became idle duri...

Page 33: ... I At any 6B station depress IC button go off hook Dial code 80 8 7 assigned to CO PBX line I r O K L F A I LURE Connection eltablished to CO PBX line not ringi g CO PBX line 6B station can handle call then go on hook or Transfer call by flashing call goes on hold calling another station and going on hook when answered or Add station by flashing calling another station and flashing a second time w...

Page 34: ...FFECTED STATION CHECK FUSE IN FUSE BOARD NO REPLACE ASSOCIATED 484A KTU CHECK FOR 10 VAC ON LG LEAD IS 10 VAC ON LAMP LEAD YES CHECK L LEAD YES NO CHECK LG LEAD IF FUSE IS OPERATED BOTH LAMPS AND BUZZER WILL BE AFFECTED Fig 9 lntercom Lamp Does Not Light BSP S18 411 100 i01_1978 08 34 jpg Scanned by Frank Harrell Cowboy Frank Castle Rock Colorado Oct 15 2012 21 07 38 ...

Page 35: ... KTU REPLACE ASSOCIATED 484A KTU Fig 10 No Dial Tone Sheet I of 2 NO BSP S18 411 100 i01 1978 08 3S jpg Scanned by Frank Harrell Cowboy Frank Castle Rock Colorado Oct 15 2012 21 07 57 REPLACE 485A KTU PERFORM DIAGNOSTICS TEST NO 1 YES Page 35 ...

Page 36: ...OUBLE YES CHECK FOR 486A KTU CLEARED FAULTY T AND R CONNECTIONS NO PERFORI1 CHECK FOR DIAGNOSTICS FAULTY A LEAD TEST NO 1 CONNECTIONS Fig 1 0 No Dial Tone Sheet 2 of 2 Page 36 BSP 518 411 100 i01_1978 08 36 jpg Scanned by Frank Harrell Cowboy Frank Castle Rock Colorado Oct 15 2012 21 08 16 ...

Page 37: ...K CROSSTALK YES ISS 1 SECTION 5 1 8 41 1 100 TROUBLE CLEARED CHECK FOR FAULTY T ANO R WIRING PERFORM DIAGNOSTICS TEST NO 1 YES Fig 1 1 Cannot Dial From TOUCH TONE Telephone Set Page 37 BSP 518 411 100 i01_1978 08 37 jpg Scanned by Frank Harrell Cowboy Frank Castle Rock C o lo ra d o O c t l S 2 01 2 21 0 8 4 1 ...

Page 38: ...BLE CLEARED NO REPLACE TELEPHONE SET TROUBLE CLEARED NO REPLACE 485A KTU Fig 1 2 Cannot Dial From Rotary Dial Telephone Set CHECK FOR FAULTY T AND R WIRING PERFORI I DIAGNOSTICS TEST NO 1 YES BSP 518 411 100 i01 1978 08 38 jpg Scanned by Frank Harrell Cowboy Frank Castle Rock Colorado Oct 15 2012 21 09 01 ...

Page 39: ... ISS 1 SECTION 5 1 8 41 1 100 TROUBLE Y Ec S_ 4 CLEARED NO REPLACE ASSOCIATED 4B4A KTU TROUBLE Y E S CLEARED NO CHECK FOR FAULTY BZ BZ1 OR B LEAD WIRING Fig 13 lntercom Buzzer Does Not Operate BSP 518 411 100 i01 1978 08 39 jpg Scanned by Frank Harrell Cowboy Frank Castle Rock Colorado Oct 15 2012 21 09 32 Page 39 ...

Page 40: ...ROCEDURE FOR NO DIAL TONE Page 40 BSP 518 411 100 i01 1978 08 40 jp CHECK OPTION PLUGS ON 486A KTU TROUBLE CLEARED REPLACE 486A KTU YES TROUBLE Y E S 1 CLEARED NO REPLACE 485A KTU Fig 14 No Audible Ringback TROUBLE CLEARED PERFORf l DIAGNOSTICS TEST NO 2 YES ...

Page 41: ...UDIBLE RINGBACK DOES P AFTER CALLED PARTY REFER TO PROCEDURE DIAL TONE TROUBLE YES CLEARED NO REPLACE 484A KTU ASSOCIATED WITH CALLED STATION Fig 15 Cannot Call Specific Station Audible Ringback Heard BSP S18 411 100 i01_1978 08 4l jpg Scanned by Frank Harrell Cowboy Frank Castle Rock Colorado Oct 15 2012 21 10 14 Page 4 1 ...

Page 42: ...HECK WIRING OF HOLD KEY TROUBLE CLEARED NO REPLACE ASSOCIATED 484A KTU TROUBLE YES CLEARED PERFORI I DIAGNOSTICS TEST NO 8 CALLS I IAY BE GOING ON HOLO BUT LAI IP WINK FUNCTION IS NOT OPERATING REPLACE 486A KTU Fig 1 6 Connot Place Intercom Call On Hold BSP S18 411 100 i01 1978 08 42 jpg Scanned by Frank Harrell Cowboy Frank Castle Rock Colorado Oct 15 2012 21 10 32 ...

Page 43: ...HECK FOR PROPER LINE ACCESS CODE ASSIGNMENT TROUBLE CLEARED CHECK FOR OPEN T AND R CONNECTIONS Fig 17 Cannot Access a CO PBX Line in Ringing State or On Hold REPLACE ASSOCIATED 4BBA KTU TROUBLE CLEARED CHECK FOR FAULTY A LEAD Fig 1 8 Cannot Release From Answered CO PBX Line BSP 518 411 100 i01 1978 08 43 jpg Scanned by Frank Harrell Cowboy Frank Castle Rock Colorado Oct 15 2012 21 10 54 Page 43 ...

Page 44: ...of proper lOY voltage in system 24Y 5Y 1 Link operation and dial tone 2 Audible ringback 3 Busy tone Display 4 Error tone lamp 5 Automatic transfer function 6 Flash rate 7 Ring rate 8 Wink rate 9 Slow CO disconnect A Fast CO disconnect B Check for Alert Time Out ON In the ON position provides off hook indication to the system Switch STEP Steps the Diagnostic Test program through the steps ATX FR U...

Page 45: ... IP NO REPLACE 4BSA KTU ON 4B5A KTU OR POWER SUPPLY DIAL 05 1YES 1 SCN LAI IP NO REPLACE FLASHING 4B5A KTU DIGIT 1 SHOWS NO TURN BOARD OFF RECHECK STATUS ON VISUAL LAI IPS RESTART rES DISPLAY PROCEDURE lYES REI IOVE 4B4A AND A LAI IP NO 4BBA KTUs ONE AT ON A TII IE UNTIL LAMP LIGHTS REPLACE DEFECTIVE KTU READY FOR I YES TESTS Fig 19 HK 14 Diagnostic Circuit Pack Preparation Page 45 BSP S18 411 100...

Page 46: ...TUs ONE AT LINK 4 NO KTU OR SECOND TII IE UNTIL DIAL LAMP ON 487A KTU YES TONE IS HEARD YES NO REPLACE 486A PASS NO REPLACE LINK 2 KTU OR FIRST LAI IP ON SECOND LAI IP ON 487A KTU 487A KTU YES YES REPLACE 486A KTU OR SECOND 487A KTU PASS NO REPLACE DIAL TONE NO REI IOVE 484A AND LAI IP ON FIRST HEARD 488A KTUs ONE AT 487A KTU TIME UNTIL DIAL YES YES TONE IS HEARD REPLACE 486A KTU DIAL TONE NO OR F...

Page 47: ...LACE AUDIBLE RING NO REPLACE RINGBACK 485A OR BACK HEARD 485A OR HEARD 4BSA KTU NOTE 48SA KTU lYES YES t LINK 2 NO SEE LAMP ON TEST 1 r NOTE IF SYSTEM IS EQUIPPED r ES WITH SINGLE SPURT AUDIBLE RINGBACK OPTION THE AUDIBLE RINGBACK TONE WILL BE AUDIBLE NO REPLACE CONTINUOUS FOR THE TEST RINGBACK 4B5A OR HEARD 4BSA KTU lYES t IS SYSTEM YES EQUIPPED WITH TWO 4B7A KTUs l NO END OF TEST 2 Fig 2 1 Test ...

Page 48: ...LINK 4 NO SEE SEE 1 LAMP ON TEST 1 1 LAMP ON TEST 1 lYES YES NO REPLACE BUSY TONE NO REPLACE BUSY TONE 485A OR 485A OR HEARD HEARD 486A KTU 486A KTU I YES YES t LINK 2 NO SEE LAMP ON TEST 1 1 r ES BUSY TONE NO REPLACE HEARD 485A OR 486A KTU I YES J IS SYSTEM YES EQUIPPED WITH TWO 487A KTUs I NO END OF TEST 3 Fig 22 Test 3 Sequence Busy Tone Page 48 BSP 518 411 100 i01 1978 08 48 jpg Scanned by Fra...

Page 49: ...NK 1 NO SEE LAI IP ON TEST 1 LAMP ON TEST 1 YES r ES REPLACE ERROR TONE NO ERROR TONE NO REPLACE HEARD 485A DR HEARD 485A OR 486A KTU 486A KTU lYES YES LINK 2 NO SEE LAMP ON TEST 1 r ES ERROR TONE NO REPLACE HEARD 485A OR 486A KTU lYES r IS SYSTEM YES EQUIPPED WITH TWO 487A KTUs I NO END OF TEST 4 Fig 23 Test 4 Sequence Error Tone Page 49 BSP 518 411 100 i01_1978 08 49 jpg Scanned by Frank Harrell...

Page 50: ...OT PRESENTLY USED PROCEED TO NEXT TEST IF 4 IS DISPLAYED NO DEPRESS SWITCH AGAIN IF 4 STILL DISPLAYED START FROM PREPARATION Fig 24 Test S Sequence Fig 25 Test 6 Sequence Flash Rate BSP 518 411 100 i01 1978 08 50 jpg Scanned by Frank Harrell Cowboy Frank Castle Rock Colorado Oct 15 2012 21 13 13 ...

Page 51: ...IL DISPLAY SHOWS RING RATE REPLACE DEFECTIVE KTU NO Fig 26 Test 7 Sequence Ring Rate ISS 1 SECTION 5 1 8 41 1 100 IF 6 IS DISPLAYED DEPRESS SWITCH AGAIN IF 6 STILL DISPLAYED START FROM PREPARATION Page 51 BSP 518 411 100 i01_1978 08 5l jpg Scanned by Frank Harrell Cowboy Frank Castle Rock Colorado Oct 15 2012 21 13 33 ...

Page 52: ...E 484A KTUs ONE AT A TII IE UNTIL DISPLAY WINKS REPLACE DEFECTIVE KTU IF 7 IS DISPLAYED NO DEPRESS SWITCH AGAIN IF 7 STILL DISPLAYED START FROI I PREPARATION Fig 27 Test 8 Sequence Wink Rate BSP 518 411 100 i01_1978 08 52 jpg Scanned by Frank Harrell Cowboy Frank Castle Rock Colorado Oct 15 2012 21 13 52 ...

Page 53: ...N IF 8 STILL DISPLAYED START FROM PREPARATION Fig 28 Test 9 Sequence Slow CO Disconnect DISPLAY BLANK YES REPLACE 486A KTU DR REMOVE 488A KTUs ONE AT A TIME UNTIL DISPLAY SHOWS A REPLACE DEFECTIVE KTU NO IF 9 IS DISPLAYED DEPRESS SWITCH AGAIN IF 9 STILL DISPLAYED START FROM PREPARATION Fig 29 Test A Sequence Fast CO Disconnect Page 53 BSP 518 411 100 i01 1978 08 53 jpg Scanned by Frank Harrell Cow...

Page 54: ... REMOVE 4B4A KTUs ONE AT l A TIME UNTIL DISPLAY SHOWS b REPLACE DEFECTIVE KTU NO Fig 30 Test B Sequence Alert Time out IF A IS DISPLAYED DEPRESS SWITCH AGAIN IF A STILL DISPLAYED START FROM PREPARATION BSP S18 411 100 i01 1978 08 54 jpg Scanned by Frank Harrell Cowboy Frank Castle Rock Colorado Oct 15 2012 21 14 31 ...

Page 55: ...1 100 A25B CONNECTOR CABLE Fig 3 1 Terminations of Incoming CO PBX lines in 572A1 KSU Page 55 BSP 518 411 100 i01_1978 08 SS jpg Scanned by Frank Harrell Cowboy Frank Castle Rock C o lo ra do O ct l S 2 01 2 2 1 14 5 3 _ _ _ _ _ _ _ _ _ _ _ _ ...

Page 56: ...8 34 9 35 G R 8 0 0 0 20 10 0 B L B K 7 38 B K 0 1 1 0 B K 4 37 B K G 4 12 G B K 4 3B B K B R 7 13 BR BK 4 39 B K S 14 S B K 4 40 Y B L 15 B L Y 41 Y 0 4 18 0 Y 42 Y G 17 G Y 43 rn v s R 18 B R Y 44 7 Y_ S 7 19 S Y 4 45 V B L 20 B L V 48 1 v_ 0 l 4 21 0 V 7 47 4 V G 4 22 G V 4 48 V B R 23 e R V 4 49 V S 7 24 38 1 1 37 12 38 13 39 14 40 15 41 18 42 17 43 18 44 19 45 20 48 21 47 0 0 0 5 0 0 30 0 0 0...

Page 57: ...W 30 o10 8Z1 R BL 5 o T BL R 31 o R R 0 6 A O R 32 o R G 7 o15 L TO G R 33 D LG STATION 1 1 R BR 8 H BR R 34 B R sj 9 o BZ S RI 35 o20 BZ1 BK BL 10 D T BL BK 36 o R BK 0 1 1 A 37 0 BK 12 o25 BK G L TO G BK 38 o i l STATION 12 BK BR 13 o R OR 62 BR BK 39 o 8 BK S 14 a BZ S BK 4C o30 8Z1 Y B j 15 o T BL Y 41 o R Y O 16 o A 0 Y 42 Y G 17 o35 L TO G Y 43 D LG STATION 13 Y BRj 18 o H OR 63 44 o BR Y 19...

Page 58: ... 40 S BK 15 Y BL 15 41 BL Y 41 16 Y O 16 42 0 Y 42 17 Y G 17 43 G y 43 18 Y BR 18 44 BR Y 44 19 Y S 19 45 S Y 45 20 V BL 20 46 BL V 46 21 V O 21 47 O V 47 22 V G 22 48 G V 48 23 V BR 23 49 BR V 49 24 V s 24 50 S V 50 25 25 184C1 BACKBOARD SEE TABLE E BLOCK A COLUMN F 1 T R A os L LG H B 0 BZ 0 10 BZ1 o T R A 15 L 0 LG 0 H B 0 BZ 0 20 BZ1 0 T R A 025 L 0 LG H I BZ 030 BZ1 T R A 35 L 0 LG H B o 40 B...

Page 59: ... 36 1 1 BK O 1 1 o 37 O BK 37 12 BK G 12 38 G BK 38 025 0 13 BK BR 1 3 o 39 BR BK 39 0 14 BK S 14 o 40 S BK 40 o 15 Y BL 15 o 41 BL Y 41 o 16 Y O 16 o 30 42 0 Y 42 17 Y G 17 43 G Y 43 o 0 35 0 18 Y BR 18 o 44 BR Y 44 o 19 Y S 19 45 S Y 45 20 V BL 20 46 BL V 46 o 0 40 0 o 21 21 47 V O 47 0 V o 22 V G 22 48 G V 48 23 V BR 23 49 BR V 49 24 V S 24 50 S V 50 25 25 0 4 5 o o o o so 0 A L LG H B BZ BZ1 T...

Page 60: ...3 BK BR 13 39 BR SK 39 14 BK S 14 40 S 8K 40 15 Y BL 15 41 Sl Y 41 25 30 1S 1S 42 Y O 42 17 Q Y 17 0 43 Y G 43 G Y 18 Y BR 18 44 BR Y 44 19 Y S 19 45 S Y 45 20 V BL 20 4S BL V 46 0 35 40 21 21 47 V O 47 22 O V 22 0 48 V G 48 G V 23 V BR 23 49 SR V 49 24 v s 24 50 S V 50 25 25 45 50 T R A L LG H B BZ BZ1 T R A L LG H B BZ BZ1 T R A L LG H a BZ BZ1 T R A L LG H B BZ BZ1 T R A L LG H 8 BZ BZ1 TO STAT...

Page 61: ...BK O 1 1 o 20 37 O BK 37 12 BK G 12 38 G BK 3B ol S 0 13 BK BR 13 o 39 BR BK 39 o 14 BK S 14 o 40 S BK 40 o 15 Y BL 15 0 0 0 41 BL Y 4 1 16 Y O 16 42 0 y 42 17 Y G 17 o 43 G Y 43 o 18 Y BR 18 o 44 BR Y 44 0 0 0 19 Y S 19 45 S Y 45 o 20 V BL 20 46 BL V 46 o 21 V O 21 47 O V 47 o 22 V G 22 o 0 48 G V 48 23 V BR 23 o 49 BR V 49 o 24 tV s 24 o 30 35 40 5 0 50 so 1 s v 1 so 25 25 o T R A L LG H B BZ BZ...

Page 62: ... 9K 36 1 1 8K O 1 1 37 0 9K 37 12 9K G 12 38 G 9K 38 13 9K 8R 13 39 9R 9K 39 14 8K S 14 40 S 9K 40 15 Y BL 15 4 1 9L Y 41 16 Y O 16 17 O Y 17 43 Y G 43 G Y 1B Y 9R 7 1B 44 8R Y 44 19 Y S 19 45 S Y 45 20 V BL 20 46 8L V 46 21 V O 21 47 O V 47 22 V G 22 48 G V 48 23 V 8R 23 49 9R V 49 24 V s 24 50 S V 50 25 25 1 5 a 10 a 15 a a a20 a 5 30 35 40 a a 45 a so o T R A L LG H 8 8Z 8Z1 T R A L LG H 8 9Z 9...

Page 63: ... 35 S R 35 o o 20 8 Z 1 10 BK BL 10 c o T 36 8L 8K 36 o R 1 1 8K O 1 1 o _ A i 37 0 8K 37 o 12 8K G 12 025 L 38 G 8K 38 o LG 13 13 o TI 39 8K 8R 39 8 H 8R 8K 14 BK S 14 o BZ 40 S 8K 40 0 30 BZ1 15 Y BL 15 o f 41 8L Y 41 16 Y O 16 o 42 O Y 42 o 17 Y G 17 35 43 G Y 43 o LG 18 y BR 18r o i H 7 44 44 19 8R Y 19 45 y SI 45 o 8Z 20 S Y I 20 040 8Z1 V 8L T 46 BL V 46 21 V O 21 47 10_v1 47r o 22 V G 22 48...

Page 64: ...2 17 y G 17 43 G y 43 18 Y BR 18 44 BR Y 44 19 Y S 19 45 S Y 45 20 V BL 20 46 BL V 46 2 1 V O 21 47 O V 47 22 V G 22 48 G V 48 23 V BR 23 49 BR V 49 24 V sJ 24 50 S V 50 25 25 184C1 BACKBOARD SEE TABLE E BLOCK B COLUMN G f o 1 T R f o A f o f 5 L f o LG f o H f o B f o BZ f 10 BZ1 f o T f o R f o A f 15 L f o LG f o H f o B f o BZ f 20 BZ1 f o T f o R f o A f o f s f o L f o H f o B f o BZ f 30 BZ...

Page 65: ... 4 30 5 31 6 32 7 33 8 34 9 35 10 36 1 1 37 12 38 13 39 14 40 15 41 16 42 17 43 18 44 19 45 20 46 21 47 22 48 23 49 24 50 25 ISS 1 SECTION 5 1 8 41 1 100 184C1 BACKBOARD SEE TABLE E BLOCK B COLUMN H 1 T 0 R A o5 L o LG o H o B o BZ o10 BZ1 o T o R o A o o15 L o LG o H o B 0 BZ o20 BZ1 o T o R o A o o25 L o LG o o H B 0 BZ o30 BZ1 o T o R o A o35 L o LG o H o B o BZ o40 BZ1 0 T o R A o45 L o LG o H...

Page 66: ...j 44E BR Y 19E Y S 45E S Y 20E V BL 46 BL V 21 E V 0 47E 0 V 22 Q j 48E G V 23 V BR 49 BR V 24 Q Sj 50 S V 25 I 26 1 27 2 28 3 29 4 30 5 31 6 32 7 33 8 34 9 35 10 36 1 1 37 12 38 13 39 14 40 15 41 16 42 17 43 18 44 19 45 20 46 21 47 22 48 23 49 24 50 25 I 184C1 BACKBOARD SEE TABLE F BLOCK C COLUMN A 1 T R A 5 L a LG a H B a BZ 0 10 BZ1 0 T R A 15 L 0 LG o H B 0 BZ 0 20 BZ1 0 T o R A 025 L 0 LG H 0...

Page 67: ...0 BK BL 8L 8K 36 r 36 1 1 r 37 8K 0 1 1 37 0 BK 9 llj 12 G 8K 38 8K 8R 13 8R 8K 39 8K S 14 S 8K 40 Y 8L 15 BL Y 41 Y O 16 0 Y 42 12 tm r ii 1 38 13 39 14 40 r 15 TI ri 41 16 42 Y G 17 17 43 18 44 19 r 45 i 20 m 46 2 1 47 G Y 43 Y 91 18 8R Y 44 Y S 19 S Y 45 V 8L 20 8l V 46 V 0 21 47 0 V G 22 22 7 48 m 23 49 24 7 50 r 25 G V 48 V 8R 23 8R V 49 s 24 S V 50 25 I Dl 5 so 0 35 a 40 s so T R A L LG H 8 ...

Page 68: ...BLE SHOWN BY DASHED LINE TO ACCESS CODES 25 29 STATIONS 25 29 A SMALL SYSTEM USING ONE BLOCK INITIALLY ANO HAVING PAGING ACCESS 572A1 KSU P13 P9 BLOCK A STATIONS 25 29 P4 PO BLOCK B STATIONS 50 54 OR PAGING CODES 70 73 ANO STATION 54 B LARGER SYSTEM INITIALLY USING TWO BLOCKS WITH OR WITHOUT PAGING ACCESS Fig 35 Cabling Methods When Paging Access is Supplied ...

Page 69: ...PPED WIRE SET WITH BRIDGED RINGER 2 MAKE CONNECTIONS ON LEFT BLOCK IF 420A IS IN P1 OR ON RIGHT BLOCK IF IN P2 3 ANY DIGIT MAY BE ASSIGNED TO OFF PREMISES STATION TERMINATE LEADS ON 1B4C1 BACKBOARD DEPENDING ON CODE ASSIGNED 4 51BA DIODES MUST BE INSTALLED FROM TIP AND RING TO GROUND AS SHOWN USE CONNECTING BLOCK AS SHOWN AS TERMINATING POINT 5 IF MORE THAN TWO A2 A KTUS ARE REQUIRED A 642A PANEL ...

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