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Panasonic KX-T3081 0-1 Service Manual

Easa-phone electronic modular switching system
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EASA-PHONE
ELECTRONIC MODULAR SWITCHING SYSTEM
Panasonic
•
ICe
...._. ah lta s.mc. Compll n y
Sec:aucus .
07094
50 Meadowland Pa11<way ,
Naw Jersey
KX-T3081 0-1
"-IOIIIc Hawaii
ol
•
Panaeonlc Sales Compo�ny,
Inc
Ava. 65
Olvlalon ol Malauahlta Elaclrlc
99-8591waiwa Stree t
.... .. hila Electric
P.O.Box774
Honolulu, Hawaii 96808..0774
ol Canlldl l Limited
5770
Victoria Industrial Park
Carolina, Puerto Rioo 00630
Ontario,
Ambler Drive, Miasiuauga,
L4W 2T3
Puerto Rico, Inc.
De lnfanteria. KM 9.7

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Summary of Contents for Panasonic KX-T3081 0-1

  • Page 1 • EASA-PHONE KX-T3081 0-1 ELECTRONIC MODULAR SWITCHING SYSTEM .._. ah lta s.mc. Compll n y "-IOIIIc Hawaii Sec:aucus . 07094 • Panaeonlc Sales Compo�ny, Ava. 65 Olvlalon ol Malauahlta Elaclrlc 50 Meadowland Pa11<way , 99-8591waiwa Stree t Naw Jersey Puerto Rico, Inc.
  • Page 4 CONNECTION Cautions Do not H'ire the telephone cah/e in parallel with the AC power source, computer, telex. etc. /(the cable. \ run near those lt'ires. shield After all the connections are completed, turn the cable. \ with metal tuhc or usc shield the P01t-er Switch ON.
  • Page 5 Duration Time Count Start Mode tem clear, station program clear, toll restriction, Hookswitch Flash Timing hookswitch flash timing ... ) are done through •Extension 11 must always be a Panasonic Disconnect Time exTension 11. model, KX-T30830. Calling Party Control (CPC) Signal...
  • Page 6 When the System Program Switch on the KX- T30810 is set to the PROGRAM position, the operation of the KX- T30830 will change as follows. PAUSE button c::: :) FEA TURE button <:==J ( LC) Display T1 0 SELECTION (DSS) button AUTO/MEMORY button CENTRAL OFFICE (CO) LINE button...
  • Page 7 Example of Programming POWER Turn the Power Switch to ON � Set the System Program Switch to PROGRAM ... . SYSTEM Dill The LCD on the KX·T30830 shows "ENTER PRO· GRAM PGM CODE". • Be sure the handset of the extension 11 is in the cradle and the speakerphone button of the extension 11 is off.

  • Page 8: Programming Table

    • PROGRAMMING TABLE TO SET STEPS REQUIRED TO CHANGE PROGRAM PROGRAM ADDRESS Date and Time [00] [NEXT] [A] [ ¢ ] [SELECT] [ ¢ ] [B] [ ¢ ] [SELECT] [¢] [C] [ ¢ ] [D] [ ¢ ] [SELECT] [MEMORY] [END] ·...
  • Page 9 PROGR.4M TO SET STEPS REQUIRED TO CHANGE PROGRAM ADDRESS Flexible Day Ringing [08] (NEXT] [NEXT] [C ... E] [MEMORY] [END] Assignment CO number until the desired extension number appears Default To make p ro�ram change Ertensions co 1 Flexible Ni Ringing [09] [NEXT] [NEXT] [C ...
  • Page 10 TO SET STEPS REQUIRED TO CHANGE PROGRAM PROGRAM ADDRESS Preferred Line [1 5] [NEXT] [NEXT] [SELECT] [MEMORY] [END] • • • • �- ---- Assignment (non e )!CO JIC0 21C0 3 1--- until the desired extension number appears Default To make program change Extensions all extensions •...
  • Page 11 TO SET STEPS REQUIRED TO CHANGE PROGRAM PROGRAM ADDRESS � [23] Dial Call Pickup Group [NEXT] [SELECT] [MEMORY] [END] __ - Assignment ---- P/CKUP-G:/1211, 21• • • ( out of the group) �---until the desired extension number appears Default To make program change Extensions all extensions Pickup Group 1...
  • Page 12 IC 1/0 DATA IC100 RD 63 IC100 Port Pin No. Low Level Remarks - --- -- - N MI CPU Restart - - - CNC T1: Doorphone 1 Connect Detection Connect Non- Connect - .. - - - CNC T2: Doorphone 2 Connect Detection Connect Non- Connect On - Hook...
  • Page 13 IC136 P ort Pin No. 1/ 0 Low Level Remarks HK11: EXT Telephone Hook Detection ----- On-Hook Off-Hook HK12: EXT Telephone Hook Detection ----- On-Hook Off-Hook HK13: EXT Telephone Hook Detection ----- On-Hook Off -Hook HK14: EXT Telephone Hook Detection ----- On-Hook Off-Hook...
  • Page 14 I C 1 1 3...
  • Page 15 IC113 Remarks Port Pin No. 1/ 0 Low Level In - Active COL 1: HD Signal Generator Control 1 ----- Active ..COL2: HD Signal Generator Control Active In-Active COL3: HD Signal Generator Control Active In-Active ----- ..ROW1: H D Signal Generator Row 1 Active In-Active...
  • Page 16 ADJUSTMENTS • OSCILLATION PERIOD ADJUSTMENT Perform the· following adjustment after replacing IC1 Connect the AC cord to the AC power source. Set the power switch to ON. Connect the lead wire. (See Fig. (After adjustment, remove the lead wire.) Push the reset switch. Connect the frequency counter.

  • Page 17: Block Diagram

    BLOCK DIAGRAM - - - -- � - - - INTERCOM CIRCUIT SECTION COL INTERFACE CIRCUIT SECTION CROSS POINT SWITCH CIRCUIT SECTION 1 2 ' I ON AL A MP 1 t- - --' '-'+ - + - - -- - �5�...

  • Page 18: Schematic Diagram

    SCHEMATIC DIAGRAM <I � "' � � � '" '" "' � � �I i;; l "' � I DRIV.OR 26.5 REGULATOR PROTECTOR POWER SUPPLY BOARD...
  • Page 19 0203A � ! 1 8 0 L___ - - - - +" "' "' -> "' "' �-------- C02 ® I­ C03 (0 L------------ DRIVER 0 1 1 5...
  • Page 20 R23 SA GATE ARRAY ::J: P 60 3 1 O •SV I C 113 C!:> -"' . 201 Q 210 A � <C<C 1 3 0 0 IC201A �� JlJLJ1fL � n �0 �0 P I S P 1 3 �...
  • Page 21 55 85 2019 1 0 Cl 3 0 13 1 1 COLI 1 . 1 5K 1rr-:-:.:= 0.022 COL2 IC125 T .P C OL3 R502 Cl 30 Rl 5 1 R1 5 2 IC118 ln>< �- 9. 1 1/21 V R G V R G IN T.P "' C122 0.
  • Page 22 PAGING JACK 5 TIOI .MUSIC JACK l104 Ll02 Ll03 62 u lBV 1 0 ,DR2 Rl63 4.7K •SV Rl62 TONE2 C903 TONE! rcsio g v --- �] Notes: 1. SW1: Power switch. Important safety notice SW1 00: Reset switch. The shaded area on this schematic diagram incorporates SW101: System program switch in "PROGRAM"...
  • Page 23 1 0( I C 1 0 1 r- - C9 2 0 6 8 ! SOP • 1 8V 9 . 1 9. 1 1 8K 270K R l 2 � � 9 . 1 C 9 > 0 C9 » ROM _ I C 1 06 ' "...
  • Page 24 ' " " ._5_1 ". � , ST D 1 PS G 4-'1 1<. S T D 2 � � ,- - Z 1 00 � I C 104 � � DECODER "' I C ! O O ,..2Y l 2o p--- -- -- --, ! Y O...
  • Page 25 [)C O v s s Z l l v s s 2 .2K 29 30 31 32 3 3 34 35 36 37 38 39 ' 26 27 28 r- - - - - - - -; "' "' <D "' "' "'...
  • Page 26 68 67 66 6 S R)( O V S S 6 3 D I 7 6 2 D I 6 6 1 RX 2. D I S 60 E X T 1 5 0 1 4 5 9 0 1 3 5 8 Rx �...
  • Page 27 '--- - - - - - - - - - - - - - - - - - - - - - - 1 D300A . 3 0 1 A . 304A. 30 BELL C30 1 A 2 5 V 3 . 3 308A.
  • Page 28 :.:: ..,. "' <D :.:: :.:: :.:: • S V • 18V •18V • 5 V 0 GATE I C I O S I I /4 1 R R M B U P C N 1 1 C N 4 L _ !..a�...
  • Page 29 • S V E X T 17 •SV �:::;� �,' , � H E X T 1 8 � � � _ _ _ _ _ _ _ _ L 3 o 4- >-- >-- >< lJ.J -t ZbV C N 8...
  • Page 30 © l lo E X T 1 3 _ _ _ _ _ _ - - - - - - - - - - - - - - - - - ® E X T 1 4 _ _ _ _ _ _ 0 3 0 7 sw �...

  • Page 31: Wiring Connection Diagram

    WIRING CONNECTION DIAGRAM M A I N BOARD L E D BOARD B A T T E R'f POWER REGULATOR BOARD C N 3 C N I BLUE ORANiE ORANGE POWER TRANS FORMER BELL TRANSFORM E R...

  • Page 32: Ic Block Diagram

    IC BLOCK DIAGRAM IC1 00 PQVI H63803XP IC1 04 PQVITC7H 1 39P 1 YO v .. XTAL EXTAL 1 Y 1 STBY 1 Y3 iR Ci1 1P50 IA021P51 IP52 HALT!P53 v .. A I O A l l v" A 1 2 A l 3 A l 4 A I S...
  • Page 33 ® IC1 1 4, 1 1 5 PQVI MT8870BC I N + I N - St!G T VREF (� OSC1 OSC2 - - �""''" ' v" IC903 PQVIBU31 40 -._. f l 3 ) IC 1 25- 1 30 PQVIM402 1 0 1 P �...

  • Page 34: Terminal Guide Of Ic' S. Transistors And Diodes

    TERMINAL GUIDE OF IC' S. TRANSISTORS AND DIODES � · PQVITC7H04P PQVINJM401 1 BC AN78L 1 8 AN78M1 2F PQVIP04066UC PQVIM4021 0 1 P PQVIH63803XP 41 40 ' � ·�, �, · PQVI671 1 52F PQVIHM6264LA PQVIM8624288 PQWIT3081 OM2 PQVITC7 H 1 39P PQVI6721 9 1 F PQVINJM45580 ' �...

  • Page 36: Accessories And Packing Materials

    ACCESSORIES & PACKING MATERIALS � BATIERY (P-01 H-F2G 1 ) PQHE1 0Z PQHE5008Z PQJP1 E 1 Z F i g. PQJP1 E2Z...
  • Page 37 REPLACEMENT PARTS LIST Notes: Part No. Part Name & Description Model KX-T308 1 0-1 1 . Printed circuit board assembly with mark (NLA) is no longer MAIN BOARD PARTS available after production discontinuation of the complete set. Main P.C. l:loard Ass'y (NLA) 2.
  • Page 38 Name & Description (DIODES) (COILS) D 1 01 MA4091 Diode (Si) L 1 00-1 03 ELEPK820KA Choke Coil D 1 02 - 1 05 Not Used l 1 04 PQLQZM2 R2M Choke Coil D 1 06-109 1 SS 1 3 1 Diode (Si) L 1 05-1 09 Not Used...
  • Page 39 C 1 24 ECKD1 H 1 03KB O.Q1 C306A-306H ECEA 1 HU0 1 0 C 1 25 , 1 26 ECQV 1 H 1 04JZ C390 ECEA 1 E U 1 01 1 00 ,127 CS00-504 ECKD1 H223MD 0.022 C 1 28-1 29 Not Used C51 1 ,5 1 2 ECQV1 H273JZ...
  • Page 40 R 1 73 E R D 1 6TJ1 51 1 50 R233A,233B ERD1 6TJ473 R 1 74 ERD1 6TJ225 2.2M ,233C, 234A R 1 75 E R D 1 6TJ1 54 1 50k ,234B,234C R 1 76 ERD1 6TJ223 R235A,235B ERD1 6TJ823 R 1 77-1 84 Not Used ,235C...
  • Page 41 & & POWE R REGULATOR BOARD PARTS (RES ISTORS) ERD1 6TJ332 3.3k ERD1 6TJ102 Ass'y (NLA) ER01 6TJ472 4.7k ERD1 6TJ332 3.3k ERD1 6TJ122 1 .2k (ICs) ERD1 6TJ102 AN78l1 8 ERD1 6TJ472 4.7k Not Used ERD1 6TJ223 22k. AN78M 1 2F R9, 1 0 ERD1 6TJ683 IC4,5...
  • Page 42 Part Name & Description POWER SUPPLY PARTS (with/ C601 ,C602,C604,C605, ZNR600, L600, E603, E604 and E606) (CAPACITORS) Lt s C601 ,602 ECKDKC222KB 0.0022 C604,605 ECQU1 A473MH 0.047 (VARISTOR) ZNR600 ERZC14DK431 U Varistor (SWITCH) &. EST1 5704V Switch , Power (TRANSFORMERS) &...