Panasonic KX-TCD400RUB Service Manual
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Service Manual
Telephone Equipment
KX-TCD400RUB
KX-TCD400RUC
KX-TCD400RUF
KX-A140RUB
KX-A140RUC
KX-A140RUF
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lHlAFTi
S P E C IFIC A TIO N
Panasonic

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Summary of Contents for Panasonic KX-TCD400RUB

  • Page 1 All manuals and user guides at all-guides.com Service Manual Telephone Equipment KX-TCD400RUB KX-TCD400RUC KX-TCD400RUF KX-A140RUB KX-A140RUC KX-A140RUF lHlAFTi S P E C IFIC A TIO N Panasonic...
  • Page 2 KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF All manuals and user guides at all-guides.com WARNING CONTENTS...
  • Page 3 All manuals and user guides at all-guides.com KX-TCD400RUВ / KX-TCD400RUC / KX-TCD400RUF / KX-A140RUB / KX-A140RUC / KX-A140RUF...
  • Page 4: About Lead Free Solder (Pbf: Pb Free)

    KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUВ I KX-A140RUC I KX-A140RUF All manuals and user guides at all-guides.com 1 ABOUT LEAD FREE SOLDER (PbF: Pb free) 1.1. Suggested PbF Solder...
  • Page 5: How To Recognize That Pb Free Solder Is Used

    All manuals and user guides at all-guides.com 1.2. How to recognize that Pb Free solder is used Base Unit PCB 1.2.1. ____ П...
  • Page 6 All manuals and user guides at all-guides.com 1.2.2. Handset PCB...
  • Page 7: For Service Technicians

    All manuals and user guides at all-guides.com KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF 2 FOR SERVICE TECHNICIANS 3 CAUTION...
  • Page 8: Battery Installation

    KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF All manuals and user guides at all-guides.com 4 BATTERY 4.1. Battery Installation 4.2. Battery Charge...
  • Page 9: Battery Life

    All manuals and user guides at all-guides.com KX-TCD400RUB / KX-TCD400RUC / KX-TCD400RUF / KX-A140RUB / KX-A140RUC / KX-A140RUF 4.3. Battery Life 4.4. Replacing the Batteries "battery type" "ni-mh",...
  • Page 10: Location Of Controls

    KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUВ I KX-A140RUC I KX-A140RUF All manuals and user guides at all-guides.com LOCATION OF CONTROLS 5.1. Base Unit 5.2. Handset...
  • Page 11 All manuals and user guides at all-guides.com KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF 6 SETTINGS 6.1. Connection 6.2. Symbols Used in This Service Manual © © ♦...
  • Page 12 ф "INPUT CODE" MENU. "SETTING BS". Once you have programmed the base unit PIN, you cannot confirm it. We recommend you write down the base unit PIN. If you forget it, please consult your nearest Panasonic Service Centre. <§ 6.3.2. Handset з...
  • Page 13 All manuals and user guides at all-guides.com 6.3.3. Reset Base Unit PIN to Default (0000) -When There is NO Handset Registered- 6.3.3.1. Symptom 6.3.3.2. Thinkable Situation 6.3.3.3. Remedy Clip ¥ ¥ ¥...
  • Page 14 X-TCD400RUB / KX-TCD400RUC / KX-TGD400RUF / KX-A140RUB / KX-A140RUC / KX-A140RUF| All manuals and user guides at all-guides.com 6.4. Reset 6.4.1. Base Unit <§ 6.4.2. Handset ^ 3 ^ 3 ( 1 ) © G "SETTING HS" . "RESET HS". ©...
  • Page 15: Recall Feature

    All manuals and user guides at all-guides.com KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF 6.5. Key Lock K ey Lock O n K ey Lock O ff 6.6. Recall Feature 6.7. Dialling Pause for PBX line/long distance service users...
  • Page 16: Selecting The Display Language

    KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF All manuals and user guides at all-guides.com 6.8. Call BAR On/Off (Call Prohibition On/Off) Handset Display 6.9. Selecting the Display Language <§ 6.10. Select Dialling Mode (Tone/Pulse) "INPUT CODE"...
  • Page 17: Automatic Route Selection

    All manuals and user guides at all-guides.com KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF 6.11. Select Flash Timing "INPUT CODE" "SETTING BS". 4'digit 5 CD CD 7 6.12. Automatic Route Selection 6.12.1. Storing the Carrier Code(s) <§...
  • Page 18 KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF All manuals and user guides at all-guides.com 6.12.3. Relate the Area Code(s) to the Carrier Code(s) 6.12.4. Automatic Route Selection On/Off "INPUT CODE" О "SETTING BS" (Щ )
  • Page 19: Summary Of Programmable Functions

    All manuals and user guides at all-guides.com KX-TCD400RUB / KX-TCD400RUC / KX-TCD400RUF / KX-A140RUB / KX-A140RUC / KX-A140RUF 6.13. Summary of Programmable Functions "Setting Base", "input Command" 7 DISPLAY 7.1. Handset Display Icon Displays Icon Displays 0 7 * ■ f...
  • Page 20 KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF All manuals and user guides at all-guides.com 7.2. Before Requesting Help (Troubleshooting) Problem Possible cause Solution Power On/Off.) Call On/Off.) Key Lock.)
  • Page 21 All manuals and user guides at all-guides.com KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF 8 OPERATIONS 8.1. Power On/Off (£) (£) 8.2. Making a Call & » 8.3. Answering a Call 8.4. Setting the Clock/Date <$...
  • Page 22 KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF All manuals and user guides at all-guides.com 8.5. Phonebook 8.5.1. Storing a Caller Information Phone N u m b er N am e в С К A В С D E F G H I J К L M N 0 p Q R S T и V w X Y г...
  • Page 23 All manuals and user guides at all-guides.com KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF Editing a C aller Inform ation ® PHONEBOOK. <Phone Number> © © 7 (1=Г) AND/ N um b er CLEAR. <Name> ©...
  • Page 24 KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF All manuals and user guides at all-guides.com 8.5.3. Storing the Number from the Redial List into the Phonebook з REDIAL. "SAVE TEL N O <§ "no item" . 8.5.4.
  • Page 25 All manuals and user guides at all-guides.com KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF 9 DISASSEMBLY INSTRUCTIONS 9.1. Base Unit...
  • Page 26 KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF All manuals and user guides at all-guides.com...
  • Page 27: Warning When Constructing The Base Unit

    All manuals and user guides at all-guides.com 10 ASSEMBLY INSTRUCTIONS 10.1. Warning When Constructing the Base Unit CHG term inal is properly fit in the cabinet. CHG term inal com es out of rib by pulling black lead w ire w hen opening the cabinet and turning the PCB over.
  • Page 28: Troubleshooting Guide

    KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF All manuals and user guides at all-guides.com 11 TROUBLESHOOTING GUIDE...
  • Page 29: Check Power

    All manuals and user guides at all-guides.com KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF 11.1. Check Power 11.1.1. Base Unit 11.1.2. Handset Power Supply Circuit. - ¥...
  • Page 30: Check Battery Charge

    KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF All manuals and user guides at all-guides.com 11.2. Check Battery Charge 11.2.1. Base Unit Charge Circuit 11.2.2. Handset...
  • Page 31: Check Link

    All manuals and user guides at all-guides.com KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF 11.3. Check Link 11.3.1. Base Unit...
  • Page 32 KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF All manuals and user guides at all-guides.com 11.3.2. Handset...
  • Page 33 All manuals and user guides at all-guides.com KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF 11.4. Check Handset Transmission 11.5. Check Handset Reception...
  • Page 34: Bell Reception

    KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF All manuals and user guides at all-guides.com 11.6. Bell Reception 11.6.1. Base Unit 11.6.2. Handset...
  • Page 35: Check Procedure (Base Unit)

    All manuals and user guides at all-guides.com KX-TCD400RUB / KX-TCD400RUC / KX-TCD400RUF / KX-A140RUB / KX-A140RUC / KX-A140RUF 12 CHECK PROCEDURE (BASE UNIT) 12.1. Preparation 12.1.1. Equipment Required 12.1.2. JIGs and PC 12.2. PC Setting 12.2.1. Connections 12.2.2. PC Setting...
  • Page 36: Check Procedure (Handset)

    KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF All manuals and user guides at all-guides.com 13 CHECK PROCEDURE (HANDSET) 13.1. Preparation 13.1.1. Equipment Required 13.1.2. JIGs and PC 13.2. PC Setting 13.2.1. Connections 13.2.2. PC Setting...
  • Page 37: Adjustments (Base Unit)

    All manuals and user guides at all-guides.com KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF 14 ADJUSTMENTS (BASE UNIT) 14.1. Adjustment...
  • Page 38 KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF All manuals and user guides at all-guides.com...
  • Page 39 All manuals and user guides at all-guides.com KX-TCD400RUВ / KX-TCD400RUC / KX-TCD400RUF / KX-A140RUB / KX-A140RUC / KX-A140RUF...
  • Page 40 All manuals and user guides at all-guides.com 14.2. Adjustment Standard (Base Unit) 14.2.1. Component View _____ П Note: ADJUSTMENTS (BASE UNIT)
  • Page 41 All manuals and user guides at all-guides.com 14.2.2. Flow Solder Side View Note: ADJUSTMENTS (BASE UNIT)
  • Page 42: Adjustments (Handset)

    KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF All manuals and user guides at all-guides.com 15 ADJUSTMENTS (HANDSET) Adjustment 15.1. Adjustment (E)* (F)*...
  • Page 43 All manuals and user guides at all-guides.com KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF...
  • Page 44 KX-TCD400RUВ / KX-TCD400RUC / KX-TCD400RUF / KX-A140RUB / KX-A140RUC / KX-A140RUF All manuals and user guides at all-guides.com Note: PC Setting Adjustment Standard (Handset)
  • Page 45 All manuals and user guides at all-guides.com 15.2. Adjustment Standard (Handset) (I) (J) (K) (L) (M) (N) (O) (P) (C) (E) (F) (H) (I) (O) (P) Note: ADJUSTMENTS (HANDSET)
  • Page 46: How To Check The Handset Speaker

    KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUВ I KX-A140RUC I KX-A140RUF All manuals and user guides at all-guides.com 16 RF SPECIFICATION 16.1. Base Unit Adjustment (H) Adjustment (I) Adjustment (J) Adjustment (K) Adjustment (L) Adjustment (M) Adjustment 16.2. Handset Adjustment (I)
  • Page 47: Frequency Table (Mhz)

    All manuals and user guides at all-guides.com KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF 18 FREQUENCY TABLE (MHz) BASE UNIT HANDSET Channel No Transmit Frequency Transmit Frequency Receive Frequency 1881.792 1881.792 1881.792 1881.792 Note: Channel No. 10...
  • Page 48: Block Diagram (Base Unit)

    All manuals and user guides at all-guides.com 19 BLOCK DIAGRAM (BASE UNIT)
  • Page 49: Circuit Operation (Base Unit)

    All manuals and user guides at all-guides.com KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF 20 CIRCUIT OPERATION (BASE UNIT) 20.1. Outline BLOCK DIAGRAM (BASE UNIT)
  • Page 50: Power Supply Circuit

    KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF All manuals and user guides at all-guides.com 20.2. Power Supply Circuit...
  • Page 51: Telephone Line Interface

    All manuals and user guides at all-guides.com KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF 20.3. Telephone Line Interface <Function> Bell signal detection: BELL BELL ON/OFF hook circuit: off-hook condition off-hook condition OFF HOOK 20.4. Transmitter/Receiver Signal Pass: SIGNAL ROUTE 20.4.1.
  • Page 52: Block Diagram (Handset)

    X-TCD400RUB / KX-TCD400RUC / KX-TGD400RUF / KX-A140RUB / KX-A140RUC / KX-A140RUF| All manuals and user guides at all-guides.com 21 BLOCK DIAGRAM (HANDSET)
  • Page 53: Circuit Operation (Handset)

    All manuals and user guides at all-guides.com KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF 22 CIRCUIT OPERATION (HANDSET) 22.1. Outline BLOCK DIAGRAM (HANDSET) 22.2. Power Supply Circuit/Reset Circuit Circuit Operation: 22.3. Charge Circuit Circuit Operation: Power Supply Circuit 22.4.
  • Page 54: Signal Route

    KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF All manuals and user guides at all-guides.com 23 SIGNAL ROUTE...
  • Page 55: Cpu Data (Base Unit)

    All manuals and user guides at all-guides.com KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF 24 CPU DATA (BASE UNIT) 24.1. IC2 (BBIC)
  • Page 56 KX-TCD400RUВ / KX-TCD400RUC / KX-TCD400RUF / KX-A140RUB / KX-A140RUC / KX-A140RUF All manuals and user guides at all-guides.com Note:...
  • Page 57: Cpu Data (Handset)

    All manuals and user guides at all-guides.com KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF 25 CPU DATA (HANDSET) 25.1. IC1 (BBIC)
  • Page 58 KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF All manuals and user guides at all-guides.com...
  • Page 59: Eeprom Layout (Base Unit)

    All manuals and user guides at all-guides.com KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF 26 EEPROM LAYOUT (BASE UNIT) 26.1. Scope 26.2. Introduction Name Description Type Country Setting 26.3. EEPROM Layout 26.3.1. General Setup Address Default...
  • Page 60: Switch Control

    X-TCD400RUB / KX-TCD400RUC / KX-TGD400RUF / KX-A140RUB / KX-A140RUC / KX-A140RUF All manuals and user guides at all-guides.com 26.3.2. Switch Control Address Default Name Country Type Description Setting 26.3.3. Flash Time setting Address Default Name Country Description Type Setting 26.3.4. BsUiTask settings Address Default Name...
  • Page 61: Eeprom Layout (Handset)

    All manuals and user guides at all-guides.com KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF 27 EEPROM LAYOUT (HANDSET) 27.1. Scope 27.2. Introduction Name Description Type 27.3. EEPROM contents 27.3.1. General Setup Address Default Name Type Description 27.3.2.
  • Page 62: Battery Parameters

    KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF All manuals and user guides at all-guides.com Address Default Name Country Description Type Setting 27.3.3. Battery Parameters Address Default Name Type Description 27.3.4. Default Audio-Parameters Address Default Name Country...
  • Page 63 All manuals and user guides at all-guides.com KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF 27.3.5. VolumeSetting Second Block Address Default Name Country Description Type Setting...
  • Page 64: How To Replace Flat Package Ic

    KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUВ I KX-A140RUC I KX-A140RUF All manuals and user guides at all-guides.com 28 HOW TO REPLACE FLAT 28.3. Modification Procedure of Bridge PACKAGE IC 28.1. Preparation Note: Note: ABOUT LEAD FREE SOLDER (PbF: Pb free)
  • Page 65: Cabinet And Electrical Parts Location (Base Unit)

    All manuals and user guides at all-guides.com KX-TCD400RUВ / KX-TCD400RUC / KX-TCD400RUF / KX-A140RUB / KX-A140RUC / KX-A140RUF 29 CABINET AND ELECTRICAL PARTS LOCATION (BASE UNIT)
  • Page 66: Cabinet And Electrical Parts Location

    KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF All manuals and user guides at all-guides.com 30 CABINET AND ELECTRICAL PARTS LOCATION (HANDSET)
  • Page 67 All manuals and user guides at all-guides.com KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF...
  • Page 68: Terminal Guide Of The Ics, Transistors And Diodes

    KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF All manuals and user guides at all-guides.com 32 TERMINAL GUIDE OF THE ICs, TRANSISTORS AND DIODES 32.1. Base Unit 32.2. Handset...
  • Page 69: Replacement Parts List

    All manuals and user guides at all-guides.com KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF 33 REPLACEMENT PARTS LIST Ref. Part No. Part Name & Description Remarks PQSA10132Z ANTENNA, SUB PQYF10560Z2 CABINET COVER (for ABS-HB TCD400RUB)(for KX-TCD400RUC)
  • Page 70 KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF All manuals and user guides at all-guides.com Ref. Part N o . Part Name & Description Remarks 33.2. Handset ERJ3GEYJ103 33.2.1. Cabinet and Electrical Parts ERJ3GEYJ390 ERJ3GEYJ390 Ref, Part N o .
  • Page 71: Fixtures And Tools

    All manuals and user guides at all-guides.com KX-TCD400RUB I KX-TCD400RUC I KX-TCD400RUF I KX-A140RUB I KX-A140RUC I KX-A140RUF Part Name & Description Ref. Part No. Part Name & Description Remarks Ref. Part No. Remarks ERJ3GEYJ222 2.2K PQPP10084Z PROTECTION COVER (for...
  • Page 72 X-TCD400RUB / KX-TCD400RUC / KX-TGD400RUF / KX-A140RUB / KX-A140RUC / KX-A140RUF| All manuals and user guides at all-guides.com 33.5. Memo...
  • Page 73: Schematic Diagram (Base Unit)

    All manuals and user guides at all-guides.com 34 SCHEMATIC DIAGRAM (BASE UNIT) LINE VOL TAGE 60V DC...
  • Page 74 All manuals and user guides at all-guides.com OV ON-HOOK DC OFF-HOOK +9.8V OV ON-HOOK DC OFF-HOOK...
  • Page 75: Schematic Diagram (Handset)

    All manuals and user guides at all-guides.com 35 SCHEMATIC DIAGRAM (HANDSET) Frequency 324KHz 4 .3 V 4.1V DC sji S ' ( 25) ( 26) ( 37) ( 38)
  • Page 76 All manuals and user guides at all-guides.com...
  • Page 77: Circuit Board (Base Unit)

    All manuals and user guides at all-guides.com 36 CIRCUIT BOARD (BASE UNIT) 36.1. Component View...
  • Page 78 All manuals and user guides at all-guides.com 36.2. Flow Solder Side View...
  • Page 79: Circuit Board (Handset)

    All manuals and user guides at all-guides.com 37 CIRCUIT BOARD (HANDSET) 37.1. Component View 9 9 W...
  • Page 80 All manuals and user guides at all-guides.com 37.2. Flow Solder Side View...
  • Page 81 All manuals and user guides at all-guides.com KX-TCD400RUВ / KX-TCD400RUC / KX-TCD400RUF / KX-A140RUB / KX-A140RUC / KX-A140RUF...

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