Panasonic KX-TG1381 Service Manual
  1. Manuals
  2. Brands
  3. Panasonic Manuals
  4. Cordless Telephone
  5. KX-TG1381
  6. Service manual

Panasonic KX-TG1381 Service Manual

Hide thumbs
Table of Contents

Advertisement

Quick Links

Download this manual
Telephone Equipment
KX-TG1381HKH
Model No.
KX-TG1381HKV
KX-TG1381HKW
KX-TG1382HKH
KX-TGA131HMH
KX-TGA131HMV
KX-TGA131HMW
Digital Cordless Phone
H: Grey Version
V: Violet Version
W: White Version
(for Hong Kong)
© Panasonic Communications Co., Ltd. 2009. Unau-
thorized copying and distribution is a violation of law.
ORDER NO. KM40901788CE

Advertisement

Table of Contents
loading

Related Manuals for Panasonic KX-TG1381

Summary of Contents for Panasonic KX-TG1381

  • Page 1 KX-TG1381HKH Model No. KX-TG1381HKV KX-TG1381HKW KX-TG1382HKH KX-TGA131HMH KX-TGA131HMV KX-TGA131HMW Digital Cordless Phone H: Grey Version V: Violet Version W: White Version (for Hong Kong) © Panasonic Communications Co., Ltd. 2009. Unau- thorized copying and distribution is a violation of law.
  • Page 2 KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW...

  • Page 3: Table Of Contents

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW TABLE OF CONTENTS PAGE PAGE 1 Safety Precautions----------------------------------------------- 4 14.3. Circuit Board (Handset) -------------------------------- 61 1.1. For Service Technicians --------------------------------- 4 14.4. Circuit Board (Handset_Career)---------------------- 63 2 Warning -------------------------------------------------------------- 4 14.5. Circuit Board (Charger Unit)--------------------------- 64 2.1. Battery Caution--------------------------------------------- 4 15 Exploded View and Replacement Parts List ----------- 65 15.1.

  • Page 4: Safety Precautions

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 1 Safety Precautions 1.1. For Service Technicians • Repair service shall be provided in accordance with repair technology information such as service manual so as to pre- vent fires, injury or electric shock, which can be caused by improper repair work. 1.

  • Page 5: Discarding Of P.c. Board

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 2.2.1. Suggested PbF Solder There are several types of PbF solder available commercially. While this product is manufactured using Tin, Silver, and Copper (Sn+Ag+Cu), you can also use Tin and Copper (Sn+Cu) or Tin, Zinc, and Bismuth (Sn+Zn+Bi). Please check the manufacturer’s specific instructions for the melting points of their products and any precautions for using their product with other materials.

  • Page 6: Specifications

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 3 Specifications Note: • Design and specifications are subject to change without notice. Note for Service: • Operation range: Up to 300 m outdoors, Up to 50 m indoors, depending on condition • Analog telephone connection: Telephone Line...

  • Page 7: Technical Descriptions

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 4 Technical Descriptions 4.1. Block Diagram (Base Unit)

  • Page 8: Circuit Operation (Base Unit)

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 4.2. Circuit Operation (Base Unit) 4.2.1. Outline Base Unit consists of the following ICs as shown in Block Diagram (Base Unit) (P.7). • DECT BBIC (Base Band IC): IC3 (career module) - Handling all the audio, signal and data processing needed in a DECT base unit - Controlling the DECT specific physical layer and radio section (Burst Module Controller section) - ADPCM codec filter for speech encoding and speech decoding (DSP section) - Echo-cancellation and Echo-suppression (DSP section)
  • Page 9 KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 4.2.3. Telephone Line Interface <Function> • Bell signal detection • Clip signal detection • ON/OFF hook circuit • Audio circuits Bell & Clip (: Calling Line Identification Presentation: Caller ID) signal detection: In the standby mode, Q3 is open to cut the DC loop current and decrease the ring load. When ring voltage appears at the BATTERY (+) and BATTERY (-) leads (when the telephone rings), the signal is transferred as fol- lows;...

  • Page 10: Block Diagram (Handset)

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 4.3. Block Diagram (Handset)

  • Page 11: Circuit Operation (Handset)

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 4.4. Circuit Operation (Handset) 4.4.1. Outline Handset consists of the following ICs as shown in Block Diagram (Handset) (P.10). • DECT BBIC (Base Band IC): IC103 - All data signals (forming/analyzing ACK or CMD signal) - All interfaces (ex: Key, Detector Circuit, Charge, DC/DC Converter, EEPROM, LCD) - PLL Oscillator - Detector - Compress/Expander...

  • Page 12: Signal Route

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 4.6. Signal Route...

  • Page 13: Location Of Controls And Components

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 5 Location of Controls and 6 Installation Instructions Components 6.1. Connections 5.1. Location of Controls 5.1.1. Base Unit 5.1.2. Handset...

  • Page 14: Battery

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 6.2.3. Battery Level 6.2.4. Panasonic Ni-MH Battery Perfor- mance (supplied batteries) 6.2. Battery 6.2.1. Battery Installation See For Service Hint (P.17) Note for service: The battery strength may not be indicated correctly if the battery is disconnected and connected again, even after it is fully charged.

  • Page 15: Operating Instructions

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 7 Operating Instructions 7.1. Guide to Base Unit Settings Cross Reference: For Service Hint (P.17)

  • Page 16: Guide To Handset Settings

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 7.2. Guide to Handset Settings 7.3. Dialling mode Cross Reference: For Service Hint (P.17)

  • Page 17: For Service Hint

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 7.4. For Service Hint Cross Reference: Battery Charge (P.14)

  • Page 18: Service Mode

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 8 Service Mode 8.1. Engineering Mode 8.1.1. Base Unit Note: (*1) Refer to For Service Hint (P.17).
  • Page 19 KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW Frequency Used Items (Base Unit) ex.) Items (*2) Address Default Data New Data Remarks C-ID (FSK) sensi- 0A1D~0A1E 00 28 (3dB up) (6dB up) When hex changes from “006D” to “00A4” or “00E7”, tivity 00 A4 00 E7 gain increases by 3dB or 6dB. C-ID (DTMF) sen- 0A 2D (3dB up)
  • Page 20 KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 8.1.2. Handset Note: (*1) Refer to For Service Hint (P.17).
  • Page 21 KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW Frequency Used Items (Handset) ex.) Items (*4) Address Default Data New Data Possible Adjusted Possible Adjusted Remarks Value MAX (hex) Value MIN (hex) Sending level 0F 35 Adjusted value Given value (*1) Receiving level 0F 37 Adjusted value Given value (*2) Battery Low 0F 04...

  • Page 22: Troubleshooting Guide

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 9 Troubleshooting Guide 9.1. Troubleshooting Flowchart Flow Chart Cross Reference: Check Power (P.23) Bell Reception (P.27) Check Battery Charge (P.24) Check Link (P.25) Check Handset Transmission (P.27) Check Handset Reception (P.27) Signal Route (P.12) Check Caller ID (P.27)
  • Page 23 KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 9.1.1. Check Power 9.1.1.1. Base Unit Is the AC Adaptor inserted into AC outlet? (Check AC Adaptor’s specification.) Cross Reference Power Supply Circuit (P.8) 9.1.1.2. Handset Cross Reference Power Supply Circuit/Reset Circuit (P.11)
  • Page 24 KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 9.1.2. Check Battery Charge 9.1.2.1. Base Unit Cross Reference: Power Supply Circuit (P.8) 9.1.2.2. Handset Cross Reference: Check Power (P.23) Charge Circuit (P.11) 9.1.2.3. Charger Unit Cross Reference: Power Supply Circuit (P.11)
  • Page 25 KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 9.1.3. Check Link 9.1.3.1. Base Unit Cross Reference: Power Supply Circuit (P.8) Check Point (Base Unit) (P.28) Note: (*1) Refer to Troubleshooting by Symptom (Base Unit and Charger Unit) (P.28).
  • Page 26 KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 9.1.3.2. Handset Cross Reference Power Supply Circuit/Reset Circuit (P.11) Check Point (Handset) (P.31) Note: (*1) Refer to Troubleshooting by Symptom (Handset) (P.31).
  • Page 27 KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 9.1.4. Check Handset Transmission Cross Reference: Signal Route (P.12) 9.1.5. Check Handset Reception Cross Reference: How to Check the Handset Speaker or Receiver (P.46). Signal Route (P.12) 9.1.6. Check Caller ID Cross Reference: Signal Route (P.12) 9.1.7. Bell Reception 9.1.7.1.

  • Page 28: Troubleshooting By Symptom (Base Unit And Charger Unit)

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 9.2. Troubleshooting by Symptom (Base Unit and Charger Unit) If your unit has below symptoms, follow the instructions in remedy column. Remedies depend on whether you have DECT tester (*1) or not. Note: (*1) A general repair is possible even if you don’t have the DECT tester because it is for confirming the levels, such as Acoustic level in detail.
  • Page 29 KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW Items Adjustment Procedure Check or Point Replace Parts (F)* Hookswitch Check with 1. Connect J1 (Telephone Socket) to Tel-simulator which is connected with 600 Career mod- Ω. DC Characteristics ule. C30, C31, 2. Set line voltage to 48V at on-hook condition and line current to 40mA at off- D2, Q3, Q2, hook condition of normal telephone.
  • Page 30 KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW Items Adjustment Procedure Check or Point Replace Parts (L)* Timing Confirmation Follow steps 1 to 3 of (H). Career mod- 4. Confirm that the Timing accuracy is < ± 2.0ppm. ule, C4, C6, C2, C3, C25, C8, C1, C12, C13, C7, L1, L2, C18, C19, D1, C17, R2,...

  • Page 31: Troubleshooting By Symptom (Handset)

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 9.3. Troubleshooting by Symptom (Handset) If your unit has below symptoms, follow the instructions in remedy column. Remedies depend on whether you have DECT tester (*1) or not. Note: (*1) A general repair is possible even if you don’t have the DECT tester because it is for confirming the levels, such as Acoustic level in detail.
  • Page 32 KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW Items Adjustment Procedure Check or Point Replace Parts (G) Battery Low Confirma- 1. Apply 2.40V between BATTERY (+) and BATTERY (-). Career mod- tion (Important) 2. Confirm that there is no Speaker sound (Battery low alarm). ule,D107, 3. Apply 2.1V between BATTERY(+) and BATTERY(-). C109, C125, 4.

  • Page 33: Disassembly And Assembly Instructions

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 10 Disassembly and Assembly Instructions 10.1. Disassembly Instructions 10.1.1. Base Unit...
  • Page 34 KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 10.1.2. Handset...
  • Page 35 KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 10.1.3. Charger Unit...

  • Page 36: How To Replace The Handset Lcd

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 10.2. How to Replace the Handset LCD...

  • Page 37: Measurements And Adjustments

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 11 Measurements and Adjustments 11.1. The Setting Method of JIG (Base Unit) 11.1.1. Preparation 11.1.1.1. Equipment Required • DECT tester: Rohde & Schwarz, CMD 60 is recommended. • Frequency counter: it must be precise to be able to measure 1Hz (precision; ±4ppm). Hewlett Packard, 53131A is recommended.
  • Page 38 KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 11.1.2.2. Batch file Setting Note: • “*****” varies depending on the country. 11.1.2.3. Commands See the table below for frequently used commands. Command name Function Example rdeeprom Read the data of EEPROM Type “rdeeprom 00 00 FF”, and the data from address “00 00” to “FF” is read out.

  • Page 39: Adjustment Standard (Base Unit)

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 11.2. Adjustment Standard (Base Unit) When connecting the simulator equipments for checking, please refer to below. 11.2.1. Bottom View (F), (G), (O) AF VOLT LOOP AF VOLT METER Simulator METER BELL Simulator Call - ID Dummy Handset Simulator DTMF Tester DC POWER DC_IN...

  • Page 40: Adjustment Standard (Charger Unit)

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 11.3. Adjustment Standard (Charger Unit) When connecting the Simulator Equipments for checking, please refer to below. 11.3.1. Bottom View Digital Volt Meter /2 W DC POWER DC 6.5 V Note: (A) is referred to Check Point (Charger Unit) (P.30)

  • Page 41: The Setting Method Of Jig (Handset)

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 11.4. The Setting Method of JIG (Handset) 11.4.1. Preparation 11.4.1.1. Equipment Required • DECT tester: Rohde & Schwarz, CMD 60 is recommended. • Frequency counter: it must be precise to be able to measure 1Hz (precision; ± 4ppm). Hewlett Packard, 53131A is recommended. •...
  • Page 42 KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 11.4.2.2. Batch file Setting Note: • “*****” varies depending on the country. 11.4.2.3. Commands See the table below for frequently used commands. Command name Function Example rdeeprom Read the data of EEPROM Type “rdeeprom 00 00 FF”, and the data from address “00 00” to “FF” is read out.

  • Page 43: Adjustment Standard (Handset)

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 11.5. Adjustment Standard (Handset) When connecting the Simulator Equipments for checking, please refer to below. 11.5.1. Component View AF VOLT Volt Meter METER REV+ REV- LOOP Simulator DECT Tester D103 C112 D102 CMD60 D105 D106 (I), (J), (K), (L), (M), (N) R112 C155 Dummy Base...

  • Page 44: Things To Do After Replacing

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 11.6. Things to Do after Replacing IC Cautions: Since this page is common to each country, it may not apply to some models in your country. The contents below are the mini- mum adjustments required for operation. 11.6.1. Base Unit Before doing the following adjustment, be sure to do PC Setting (P.37) in The Setting Method of JIG (Base Unit).

  • Page 45: Rf Specification

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 11.7. RF Specification 11.7.1. Base Unit Item Value Refer to -. * TX Power More than 14 dBm ~ 26 dBm Check Point (Base Unit) (H) Modulation 340 kHz/div ~ 402 kHz/div Check Point (Base Unit) (I) Frequency Offset -50 kHz ~ +50 kHz Check Point (Base Unit) (J) RX Sensitivity...

  • Page 46: How To Check The Handset Speaker Or Receiver

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 11.8. How to Check the Handset Speaker or Receiver 1. Prepare the digital voltmeter, and set the selector knob to ohm meter. 2. Put the probes at the speaker terminals as shown below. 11.9. Frequency Table (MHz) BASE UNIT HANDSET Channel No Transmit Frequency...

  • Page 47: Miscellaneous

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 12 Miscellaneous 12.1. CPU Data (Base Unit) 12.1.1. IC3 (COB) Description at Normal at Reset mode mode Description at Normal at Reset 55 VSSPA2 mode mode 56 VSSPA2 P1.0 57 A0 P1.1 58 A1 PullD 59 A2 60 A3 SUPPLY SUPPLY SUPPLY...
  • Page 48 KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW Description at Normal at Reset mode mode 92 NC 93 LINEP 94 LINEN 95 LINEA 96 MAD2P 97 MAD4P 98 MAD4N 99 VSSAS 100 VSSA 101 VANA SUPPLY SUPPLY SUPPLY 102 AOP 103 AOP 104 NC 105 NC 106 D0 107 D1 108 D2 109 D3...

  • Page 49: Cpu Data (Handset)

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 12.2. CPU Data (Handset) 12.2.1. IC103 (COB) Description at Normal at Reset mode mode Description at Normal at Reset mode mode 58 A1 P1.0 P1.1 59 A2 PullD 60 A3 VDDB SUPPLY SUPPLY SUPPLY 61 VDDE SUPPLY SUPPLY SUPPLY 62 VSS RESETQ 63 A4...
  • Page 50 KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW Description at Normal at Reset Description at Normal at Reset mode mode mode mode 81 VDDE SUPPLY SUPPLY SUPPLY PORT1_4 82 VSS 125 MTSR 83 A21 PORT1_5 PL21 126 SCLK PORT0_6 PORT1_6 127 PORT0_4 DRON PORT1_2 84 A22 PL22 128 PORT0_5 PORT0_7 PORT1_3...

  • Page 51: Terminal Guide Of The Ics, Transistors And Diodes

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 12.3. Terminal Guide of the ICs, Transistors and Diodes 12.3.1. Base Unit 12.3.2. Handset...
  • Page 52 KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW Memo...

  • Page 53: Schematic Diagram

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 13 Schematic Diagram 13.1. For Schematic Diagram 13.1.1. Base Unit (Schematic Diagram (Base Unit)) Notes: 1. DC voltage measurements are taken with voltmeter from the negative voltage line. 2. This schematic diagram may be modified at any time with the development of new technology. 13.1.2.

  • Page 54: Schematic Diagram (Base Unit)

    I2DAT GND7 GND7 SUPEEP GND44 GND44 I2CLK GND4 GND4 SCLK GND42 GND42 VSS_1 GND2 GND2 VDDBAT GND40 GND40 +1.5V DC MTSR GND23 GND23 VDDIO 100k R17 GND1 P1.1 J102 J103 20.736MHz NC: No Components KX-TG1381/1382HK SCHEMATIC DIAGRAM (Base unit main)

  • Page 55: Schematic Diagram (Handset)

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 13.3. Schematic Diagram (Handset) L104 BATTERY+ 5.6n VDDDCDC 3.3V L103 VDDBAT Q101 VBAT CHARGE+ BATTERY- +3.3VDC Q102 CHARGE- MIC+ C105 100n R107 C106 100n R105 2.2k MIC- C132 C131 C120 C108 47pF TP2+ R104 Receiver MICN/LINEN TP1- MICS/LINEA R106 GND34 MAD2P GND34...

  • Page 56: Schematic Diagram (Charger Unit)

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 13.4. Schematic Diagram (Charger Unit) R1 10 SCHEMATIC DIAGRAM (Charger Unit)

  • Page 57: Printed Circuit Board

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 14 Printed Circuit Board 14.1. Circuit Board (Base Unit) 14.1.1. Component View ON-Hook: +600 DC +3.3V DC Off-Hook: 10V DC +2.6V DC C14 C6 C20 C42 C43 RESET PQUP11566Z KX-TG1381/1382 CIRCUIT BOARD (Base Unit_Main (Component View))
  • Page 58 KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 14.1.2. Bottom View for JIG Line DC 0V:ON-Hoo +9.8V:Off-H Charge - Charge + +3.3V DC P1.1 CLK 10.368MHz KX-TG1381/1382 CIRCUIT BOARD (Base Unit_Main (Bottom View))

  • Page 59: Circuit Board (Base Unit_Career)

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 14.2. Circuit Board (Base Unit_Career) PQUP11565Z C107 C101 C110 C108 C109 C104 TG1311 KX-TG1381/1382 CIRCUIT BOARD (Base Unit_Carrier (Component View))
  • Page 60 KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW Memo...

  • Page 61: Circuit Board (Handset)

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 14.3. Circuit Board (Handset) 14.3.1. Component View D103 C112 D102 D105 D106 R112 C155 ANT1 Q103 C153 C150 C152 C154 IC103 D104 R115 C114 R117 Q105 Q104 C123 C127 C122 C119 C128 C110 R121 RESET C129 C104 C108 C111 C186 C103 C130...
  • Page 62 KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 14.3.2. Bottom View BOOK PROG TALK LEFT RIGHT REDIAL CANCEL DOWN KX-TGA131 CIRCUIT BOARD (Handset_Main (Bottom View))

  • Page 63: Circuit Board (Handset_Career)

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 14.4. Circuit Board (Handset_Career) PQUP11579Z TGA131EXR KX-TGA131 CIRCUIT BOARD (Handset_Carrier (Component View))

  • Page 64: Circuit Board (Charger Unit)

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 14.5. Circuit Board (Charger Unit) 14.5.1. Component View CIRCUIT BOARD (Charger unit (Component View)) 14.5.2. Bottom View TP4 (GND) CIRCUIT BOARD (Charger unit (Bottom View))

  • Page 65: Exploded View And Replacement Parts List

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 15 Exploded View and Replacement Parts List 15.1. Cabinet, Electrical Parts and Accessories (Base Unit/Handset) Note: (*1) When replacing Antenna, refer to Handset (P.34) of Disassembly and Assembly Instructions.

  • Page 66: Replacement Part List

    KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW 15.2. Replacement Part List 15.2.2. Handset 1. RTL (Retention Time Limited) Note: 15.2.2.1. Cabinet and Electrical Parts The “RTL” marking indicates that its Retention Time is Limited. When production is discontinued, this item will con- Safety Ref. Part No. Part Name &...
  • Page 67 KX-TG1381HKH/KX-TG1381HKV/KX-TG1381HKW/KX-TG1382HKH/KX-TGA131HMH/KX-TGA131HMV/KX-TGA131HMW KXTG1381HKH KXTG1381HKV KXTG1381HKW KXTG1382HKH KXTGA131HMH KXTGA131HMV KXTGA131HMW...

This manual is also suitable for:

Kx-tg1382Kx-tg1381hkhKx-tg1381hkvKx-tg1381hkwKx-tg1382hkhKx-tga131hmh ... Show all

Table of Contents