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Panasonic KX-TG7100HGS Service Manual
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Panasonic KX-TG7100HGS Service Manual

Panasonic KX-TG7100HGS Service Manual

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Telephone Equipment
KX-TG7100HGS
KX-TG7102HGS
KX-TGA711FXS
Digital Cordless Phone
Silver Version
(for Hungary)
© 2006 Panasonic Communications Co., Ltd. All
rights reserved. Unauthorized copying and distribu-
tion is a violation of law.
ORDER NO. KM40606107CE

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Summary of Contents for Panasonic KX-TG7100HGS

  • Page 1 ORDER NO. KM40606107CE Telephone Equipment KX-TG7100HGS KX-TG7102HGS KX-TGA711FXS Digital Cordless Phone Silver Version (for Hungary) © 2006 Panasonic Communications Co., Ltd. All rights reserved. Unauthorized copying and distribu- tion is a violation of law.
  • Page 2 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS...

  • Page 3: Table Of Contents

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS TABLE OF CONTENTS PAGE PAGE 1 Safety Precaution ------------------------------------------------ 4 14.3. Terminal Guide of the ICs, Transistors and 1.1. For Service Technicians --------------------------------- 4 Diodes ------------------------------------------------------ 70 2 Warning -------------------------------------------------------------- 4 15 Exploded View and Replacement Parts List ----------- 71 2.1.

  • Page 4: Safety Precaution

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 1 Safety Precaution 1.1. For Service Technicians ICs and LSIs are vulnerable to static electricity. When repairing, the following precautions will help prevent recurring malfunctions. 1. Cover the plastic parts boxes with aluminum foil and ground them. 2. Ground the soldering irons.
  • Page 5 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 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-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 3 Specifications Note: • Specifications are subject to change. Connections: • The unit will not work during a power failure. We recommend you connect a standard telephone on the same line for power pro- tection. Note for Service: • Operation range: Up to 300 m outdoors, Up to 50 m indoors...

  • Page 7: Technical Descriptions

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 4 Technical Descriptions 4.1. Block Diagram (Base Unit)

  • Page 8: Circuit Operation (Base Unit)

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 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): IC7 - Handling all the audio, signal and data processing needed in a DECT base unit...
  • Page 9 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 4.2.2. Power Supply Circuit The power is supplied to the DECT BBIC, RF Module, EEPROM and Charge Contact from AC Adaptor (+6.5 V) as shown in Fig.101. The power supply is as follows; • DECT BBIC (IC7): CN2 (+6.5 V) → IC1 → Q9 → IC7 CN2 (+6.5 V) →...
  • Page 10 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 4.2.4. Transmitter/Receiver • Audio Circuits and DTMF tone signal circuits. Base Unit and Handset mainly consist of RF Module and DECT BBIC. Base Unit and Handset transmit/receive voice signal and data signal through the antenna on carrier frequency. Signal Path: *Refer to Signal Route (P.13).

  • Page 11: Block Diagram (Handset)

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 4.3. Block Diagram (Handset) SPEAKER RXDA Speech Burst Decoding Decoding TXDA RECEIVER Speech Burst Module Encoding Encoding RSSI ADPCM SYDA Codec SYEN Analog Interface Filter SYCL Front CHARGE(+) CHARGE XTAL CHARGE CHARGE CIRCUIT CONTACTS CHARGE DETECT Q4,Q5,Q9 10.368 CHARGE(-)

  • Page 12: Circuit Operation (Handset)

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 4.4. Circuit Operation (Handset) 4.4.1. Outline Handset consists of the following ICs as shown in Block Diagram (Handset) (P.11). • DECT BBIC (Base Band IC): IC1 - All data signals (forming/analyzing ACK or CMD signal) - All interfaces (ex: Key, Detector Circuit, Charge, DC/DC Converter, EEPROM, LCD) •...

  • Page 13: Signal Route

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 4.6. Signal Route...

  • Page 14: Location Of Controls And Components

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 5 Location of Controls and 6 Installation Instructions Components 6.1. Connections Base Unit 5.1. Controls When connecting the AC adaptor to the base unit, a short beep will be heard. If it is not heard, check the connections. 5.1.1.

  • Page 15: Battery

    HHR-4EPT. not charge properly. Clean if the unit is exposed to grease, • When replacing batteries, we recommend using the dust or high humidity. Panasonic rechargeable batteries P03P. 6.2.3. Battery Strength 6.2.4. Panasonic Ni-MH Battery...

  • Page 16: Operation Instructions

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 7 Operation Instructions 7.1. Base Unit Settings *1 Change the recall time, if necessary, depending on the requirements of your service provider/telephone company or PBX. *2 If you forget your PIN, see For Service Hint (P.19). *3 If you change the PIN, please make note of your new PIN. The unit will not reveal the PIN to you.

  • Page 17: Handset Settings

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 7.2. Handset Settings Cross Reference: Registering a Handset to the Base Unit (P.18)

  • Page 18: Registering A Handset To The Base Unit

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 7.3. Registering a Handset to the Base Unit Cross Reference: For Service Hint (P.19) 7.3.1. Cancelling a Handset...

  • Page 19: For Service Hint

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 7.4. For Service Hint...

  • Page 20: Service Mode

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 8 Service Mode 8.1. Engineering Mode 8.1.1. Base Unit...
  • Page 21 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS Frequently Used Items (Base Unit) ex.) Items (*3) Address Default Data New Data Remarks C-ID (FSK) sensitivity 04 6F 01 (6dB up) 02 (12dB up) When hex changes from “00” to “01” or “02”, gain increases by 6dB or 12dB.
  • Page 22 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 8.1.2. Handset...
  • Page 23 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS Frequently Used Items (Handset) ex.) Items (*2) Address Default Data New Data Possible Adjusted Possible Adjusted Remarks Value MAX (hex) Value MIN (hex) Sending level 00 06 Adjusted value Given value (*3) Receiving level 00 07 Adjusted value Given value...

  • Page 24: Troubleshooting Guide

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 9 Troubleshooting Guide 9.1. Troubleshooting Flowchart Flow Chart Cross Reference: Check Power (P.25) Bell Reception (P.31) Check Battery Charge (P.26) Check Link (P.27) Check Handset Transmission (P.30) Check Handset Reception (P.30) Signal Route (P.13) Check Caller ID (P.30)
  • Page 25 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 9.1.1. Check Power 9.1.1.1. Base Unit Is the AC Adaptor inserted into AC outlet? (*1) Cross Reference: Note: Power Supply Circuit (P.9) (*1) Refer to Specifications (P.6) for part number and supply voltage of AC Adaptor. 9.1.1.2. Handset Cross Reference:...
  • Page 26 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 9.1.2. Check Battery Charge 9.1.2.1. Base Unit Cross Reference: Charge Circuit (P.12) 9.1.2.2. Handset Cross Reference: Check Power (P.25) Charge Circuit (P.12) 9.1.2.3. Charger Unit Cross Reference: Charge Circuit (P.12)
  • Page 27 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 9.1.3. Check Link 9.1.3.1. Base Unit Note: (*1) Refer to Troubleshooting by Symptom (Base Unit and Charger Unit) (P.32) Cross Reference: Check Point (Base Unit) (P.32) Power Supply Circuit (P.9)
  • Page 28 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS Cross Reference: Check Point (Base Unit) (P.32)
  • Page 29 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 9.1.3.2. Handset Note: (*1) Refer to Troubleshooting by Symptom (Handset) (P.36) Cross Reference: Check Point (Handset) (P.36) Power Supply Circuit/Reset Circuit (P.12)
  • Page 30 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS Cross Reference: Check Point (Handset) (P.36) 9.1.4. Check Handset Transmission Cross Reference: Signal Route (P.13) 9.1.5. Check Handset Reception Cross Reference: How to Check the Handset Speaker of Receiver (P.54). Signal Route (P.13) 9.1.6. Check Caller ID Cross Reference:...
  • Page 31 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 9.1.7. Bell Reception 9.1.7.1. Base Unit 9.1.7.2. Handset Cross Reference: Telephone Line Interface (P.9) Check Link (P.27) How to Check the Handset Speaker of Receiver (P.54)

  • Page 32: Troubleshooting By Symptom (Base Unit And Charger Unit)

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 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 33 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS Items Check Procedure Check or Point Replace Parts (G)* Hookswitch Check with 1. Connect CN1 (Telephone Socket) to Tel-simulator which is connected with L1, L2, Q3, R14, 600 Ω. DC Characteristics R15, Q4, R16, 2. Set line voltage to 48 V and line current to 40mA at off-hook condition of nor- R17, IC7, D3 mal telephone.
  • Page 34 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS Items Check Procedure Check or Point Replace Parts Sensitivity Receiver Follow steps 1 to 6 of (I). IC7, IC10, L7, Confirmation 7.Set DECT tester power to -90 dBm. L3, L4, L6, 8.Confirm that the BER is < 1000 ppm.
  • Page 35 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 9.2.2. Check Point (Charger Unit) Items Check Procedure Check or Point Replace Parts 1. Connect Charge Contact 12 Ω/2 W resistor between charge+ and charge-. Charging Check R2, R1 2. Measure and confirm voltage across the resistor is 3.3 V ± 0.2 V.

  • Page 36: Troubleshooting By Symptom (Handset)

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 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 37 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS Items Check Procedure Check or Point Replace Parts (G)* Charge Detection (OFF) 1. Stop supplying 3.5 V to J3 CHARGE(+) and J4 CHARGE(-). IC1, Q4, Q5, Check 2. Execute the command “Backloff” then “charge”. Q9, D6, D7, 3. Confirm that the returned value is 00 (hex).
  • Page 38 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS Items Check Procedure Check or Point Replace Parts Sensitivity Receiver Follow steps 1 to 3 of (K). IC1, IC4, C66, Confirmation 4.Set DECT tester power to -88 dBm. C58, C57, 5.Confirm that the BER is < 1000 ppm. C50, C52,...

  • Page 39: How To Replace The Flat Package

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 9.4. How to Replace the Flat Package IC Even if you do not have the special tools (for example, a spot heater) to remove the Flat IC, with some solder (large amount), a soldering iron and a cutter knife, you can easily remove the ICs that have more than 100 pins.
  • Page 40 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 9.4.3. How to Install the IC 1. Temporarily fix the FLAT PACKAGE IC, soldering the two marked pins. *Check the accuracy of the IC setting with the corresponding soldering foil. 2. Apply flux to all pins of the FLAT PACKAGE IC.

  • Page 41: Disassembly And Assembly Instructions

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 10 Disassembly and Assembly Instructions 10.1. Disassembly Instructions 10.1.1. Base Unit...
  • Page 42 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 10.1.2. Handset...
  • Page 43 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 10.1.3. Charger Unit...

  • Page 44: How To Replace The Handset Lcd

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 10.2. How to Replace the Handset LCD...

  • Page 45: Measurements And Adjustments

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 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 enough to measure intervals of 1 Hz (precision; ±4 ppm).
  • Page 46 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 11.1.2.2. Batch file Settings Note: • “****” varies depending on the country. • 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”...

  • Page 47: Adjustment Standard (Base Unit)

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 11.2. Adjustment Standard (Base Unit) When connecting the simulator equipments for checking, please refer to below. 11.2.1. Flow Solder Side View BLACK VDD4 VDD3 Note: (A) - (R) is referred to Check Point (Base Unit) (P.32)

  • Page 48: Adjustment Standard (Charger Unit)

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 11.3. Adjustment Standard (Charger Unit) When connecting the simulator equipments for checking, please refer to below. 11.3.1. Flow Solder Side View Digital DC POWER Volt 6.5V Meter 12Ω/2W BLACK for_ PQLV30045ZA PQUP11413Z Note: (A) is referred to Check Point (Charger Unit) (P.35)

  • Page 49: The Setting Method Of Jig (Handset)

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 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 enough to measure intervals of 1 Hz (precision; ±4 ppm).
  • Page 50 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 11.4.2.2. Batch file Settings Note: • “*****” varies depending on the country. • 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”...

  • Page 51: Adjustment Standard (Handset)

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 11.5. Adjustment Standard (Handset) When connecting the simulator equipments for checking, please refer to below. 11.5.1. Component View CLK_G REV+ REV- C101 POWER VDD3 VDD1 VDD2 JTAG C23 R16 TP22 TP23 TP20 TP21 CHARGE+ CHARGE- Note: (A) - (T) is referred to Check Point (Handset) (P.36)

  • Page 52: Things To Do After Replacing

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 11.6. Things to Do after Replacing IC Cautions: Some of the content on this page may not apply to models from some countries. 11.6.1. Base Unit Before making the following adjustment, ensure you have carried out PC Setting (P.45) in The Setting Method of JIG (Base Unit).

  • Page 53: Rf Specification

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 11.7. RF Specification 11.7.1. Base Unit Item Value Refer to -. * TX Power 20 dBm ~ 25 dBm Check Point (Base Unit) (I) Modulation -350 ~ -400/+320 ~ +370 kHz/div Check Point (Base Unit) (J) Frequency Offset -45 kHz ~ +45 kHz...

  • Page 54: How To Check The Handset Speaker Of Receiver

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 11.8. How to Check the Handset Speaker of 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...

  • Page 55: Schematic Diagram

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 12 Schematic Diagram 12.1. For Schematic Diagram 12.1.1. Base Unit (Schematic Diagram (Base Unit)) Notes: 1. DC voltage measurements are taken with voltmeter from the negative voltage line. 2. The schematic diagram may be modified at any time with the development of new technology.

  • Page 56: Schematic Diagram (Base Unit)

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 12.2. Schematic Diagram (Base Unit) L2T L1T L1R LINE_DC Loop Current 100k 2.2k 100k 2.7k 180k K1000p TP_RLY1 L1T/TP_RLY2 1500p L2T/TP_RLY3 For JT L1R/TP_RLY4 100k 180k K1000p TP_RLY5 1500p Caller ID, Bell Signal +2.5V For NL +2.5V TX_AF R116...
  • Page 57 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS ANT_2 ANT_1 RF Module 2.2n 2.2n R107 R108 C122 3.3V +3.3V GND1 GND14 ANT2 GND13 VCCPA GND12 +2.5V GND2 GND11 GND3 IC10 GND10 TX DATA 10.368MHz VCC_OC ANT1 R112 RF Module RESET GND4 *RESET 2.5V RSSI RSSI GND9 SYRI...

  • Page 58: Schematic Diagram (Handset)

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 12.3. Schematic Diagram (Handset) 3.3V Charge Current BATTERY +3.3V VDD3 5.6n 2.5V 1.8V VDD1 +2.5V VDD2 +1.8V 5.6k 115kHz (Talk Mode) 5.6k TP20 (When on charge) TP21 100n +2.5V POWER C31 NC 3.3k 100n +2.5V +1.8V ROW1 LDO2_CTRL *INT1/P11...
  • Page 59 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS ANT1 BATTERY GND1 GND14 10.368MHz +2.5V ANT2 GND13 2.5V VCCPA GND12 RESET GND2 GND11 GND3 GND10 VCC_OC ANT1 RF Module TX DATA GND4 *RESET RSSI RSSI GND9 SYRI TXDA GND5 GND8 R51 NC RFCLK RX DATA +5V DC supply to Mic 2.2k...

  • Page 60: Schematic Diagram (Charger Unit)

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 12.4. Schematic Diagram (Charger Unit) NC: No Components SCHEMATIC DIAGRAM (Charger Unit)

  • Page 61: Printed Circuit Board

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 13 Printed Circuit Board 13.1. Circuit Board (Base Unit) 13.1.1. Component View...
  • Page 62 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 13.1.2. Flow Solder Side View...

  • Page 63: Circuit Board (Handset)

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 13.2. Circuit Board (Handset) 13.2.1. Component View CLK CLK_G C101 POWER VDD3 VDD1 VDD2 JTAG C23 R16 BATT+ BATT- TP22 TP23 TP20 TP21 CHARGE+ CHARGE-...
  • Page 64 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 13.2.2. Flow Solder Side View LED10 LED3 LED2 LED1...

  • Page 65: Circuit Board (Charger Unit)

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 13.3. Circuit Board (Charger Unit) 13.3.1. Component View PQUP11413Z for_ PQLV30045ZA BLACK CIRCUIT BOARD (Charger Unit (Component View)) 13.3.2. Flow Solder Side View BLACK for_ PQLV30045ZA PQUP11413Z CIRCUIT BOARD (Charger Unit (Flow Solder Side View))

  • Page 66: Appendix Information Of Schematic Diagram

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 14 Appendix Information of Schematic Diagram 14.1. CPU Data (Base Unit) 14.1.1. IC7 (BBIC) Pin No. Description Connection at Normal mode at Reset mode INT1n / P1[1] I-PU VDDIO VDD3 VSS4 SDA1/P2[5] D,I/O SCL1/P2[4] INT5n/VDDE/P1[5] P1[5] I-PU INT2n/P1[2] P1[2]...
  • Page 67 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS Pin No. Description Connection at Normal mode at Reset mode CIDINp CIDINp P1[4] / INT4n P1[4] PULSE_CTRL Q2_ON Q2_OFF ADC2 ADC2 ADC0 ADC0...

  • Page 68: Cpu Data (Handset)

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 14.2. CPU Data (Handset) 14.2.1. IC1 (BBIC) Pin No Description Connection at Normal at Reset mode INT1n/P1[1] ROW1 I-PU VDDIO VDDIO LED1/PWM0/P2[0] I-PU LED2/PWM1/P2[1] LCD_CSB I-PU LED3 LCD_BACKLIGHT LED_BIAS/P3[6]/PD6 LED_BIAS I-PD SDA1/P2[5] D,IO LCD_SI SCL1/P2[4] LCD_SCL INT5n/VDDE/P1[5] LCD_RS INT2n/P1[2]...
  • Page 69 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS Pin No Description Connection at Normal at Reset mode LDO1_Sence LDO1_Sence AVS2 AVS2 AVD2 AVD2 LSRn/REF LSRn LSRp/REF LSRp MICn VREFm VREFm VBUF VBUF AGND AGND MICp MICp VREFp VREFp P3[0] COL0 I-PD P1[4]/INT4n KEY_LED P1[3]/INT3n ROW3 P2[2]/CLK100 LCD_RESET...

  • Page 70: Diodes

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 14.3. Terminal Guide of the ICs, Transistors and Diodes 14.3.1. Base Unit 14.3.2. Handset...

  • Page 71: Exploded View And Replacement Parts List

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 15 Exploded View and Replacement Parts List 15.1. Cabinet and Electrical Parts (Base Unit)

  • Page 72: Cabinet And Electrical Parts (Handset)

    (*1) This cable is fixed by welding. Refer to How to Replace the Handset LCD (P.44). (*2) The rechargeable Ni-MH battery P03P (HHR-4EPT, Capacity: up to750 mAh) is available through sales route of Panasonic. (*3) Attach the spacer (No. 121) to the exact location described above.

  • Page 73: Cabinet And Electrical Parts (Charger Unit)

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 15.3. Cabinet and Electrical Parts (Charger Unit)

  • Page 74: Accessories And Packing Materials

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 15.4. Accessories and Packing Materials 15.4.1. KX-TG7100HGS...
  • Page 75 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 15.4.2. KX-TG7102HGS...

  • Page 76: Replacement Parts List

    KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 15.5. Replacement Parts List 15.5.1.2. Main P.C.Board Parts Note: 1. RTL (Retention Time Limited) (*1) When replacing IC5 and IC7, data needs to be written Note: to them with PQZZTG7100HG. Refer to Base Unit (P.52) of The marking (RTL) indicates that the Retention Time Things to Do after Replacing IC.
  • Page 77 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS Ref. Part No. Part Name & Description Remarks Ref. Part No. Part Name & Description Remarks ERJ3GEYJ821 ECEA0JSJ331 ERJ3GEYJ104 100K ECUV1H100DCV ERJ2GEJ102 ECUE1H101JCQ 100P ERJ3GEYJ104 100K ECUV1C104KBV ERJ3GEYJ102 ECUV1H100DCV ERJ2GEJ154 150K ECUV1H100DCV ERJ2RKF1200 ECJ0EB1C103K 0.01 ERJ2RKF2000 F1G1A1040003 ERJ8GEYJ270 ECUV1H221JCV...
  • Page 78 ERJ2GEJ102 ERJ3GEYJ103 ERJ2GEJ103 Ref. Part No. Part Name & Description Remarks ERJ3GEYJ102 ERJ3GEYJ100 PCB100 PQWPG7120HGR MAIN P.C.BOARD ASS'Y (RTL) ERJ2GEJ121 (for KX-TG7100HGS) (for KX- ERJ3GEYJ104 100K TG7102HGS) ERJ3EKF4303 430K PCB100 PQWPGA711FXR MAIN P.C.BOARD ASS'Y (RTL) ERJ3EKF8203 820K (for KX-TGA711FXS) ERJ2GE0R00...
  • Page 79 KX-TG7100HGS/KX-TG7102HGS/KX-TGA711FXS 15.5.4.1. KX-TG7100HGS Ref. Part No. Part Name & Description Remarks ECJ0EB1A104K ECJ0EB1H102K 0.001 Ref. Part No. Part Name & Description Remarks ECJ0EC1H100D ECJ0EB1H102K 0.001 PQLV207CEZ AC ADAPTOR ECJ0EC1H151J 150P PQJA10075Z CORD, TELEPHONE ECJ0EC1H390J PQQX15460Z INSTRUCTION BOOK (*1) ECJ0EB1H102K 0.001...

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