Panasonic KX-TGA680S Manuals

Manuals and User Guides for Panasonic KX-TGA680S. We have 2 Panasonic KX-TGA680S manuals available for free PDF download: Service Manual, Manual

Panasonic KX-TGA680S Service Manual (114 pages)

Handset/Base Unit

Brand: Panasonic | Category: Cordless Telephone | Size: 5.12 MB

Table of Contents
3
Safety Precautions

5
- For Service Technicians
  5
Warning

5
- Battery Caution
  5
- About Lead Free Solder (Pbf: Pb Free)
  5
  - Suggested Pbf Solder
    6
  - Discarding of P. C. Board
    6
Specifications

7
Technical Descriptions

8
- Circuit Configuration of Tg78Xx Series Phones
  8
- US-DECT Description
  9
  - TDD Frame Format
    9
  - TDMA System
    9
  - Signal Flowchart in the Radio Parts
    10
  - Block Diagram (Base Unit_Main)
    11
  - Tel Interface Circuit
    12
  - Block Diagram (Base Unit_Rf Part)
    13
  - Circuit Operation (Base Unit)
    14
    
    BBIC (Base Band IC: IC501)
    14
    
    Flash Memory (IC502)
    14
    
    Flash Memory (IC601)
    14
    
    Eeprom (Ic611)
    14
    
    Bluetooth Unit (IC721)
    14
    
    Power Supply Circuit/Reset Circuit
    15
    
    Telephone Line Interface
    17
    
    Parallel Connection Detect Circuit/Auto Disconnect Circuit
    18
    
    Calling Line Identification (Caller ID)/Call Waiting Caller
    19
  - Block Diagram (Handset)
    21
  - Block Diagram (Handset_Rf Part)
    22
  - Circuit Operation (Handset)
    23
    
    Outline
    23
    
    Power Supply Circuit/Reset Circuit
    23
    
    Charge Circuit
    24
    
    Battery Low/Power down Detector
    24
    
    Speakerphone
    24
- Behavior of Electric Power Failure
  25
- Circuit Operation (Charger Unit)
  25
- Signal Route
  26
Location of Controls and Components

28
Installation Instructions

28
Operating Instructions

28
Test Mode

29
- Engineering Mode
  29
  - Base Unit
    29
  - Handset
    31
Service Mode

33
- How to Clear User Setting (Handset Only)
  33
Troubleshooting Guide

34
- Troubleshooting Flowchart
  34
  - Check Power
    35
  - Check Record
    36
  - Check Playback
    39
  - Check Battery Charge
    39
  - Check Link
    40
  - Check the RF Part
    42
  - Registering a Handset to the Base Unit
    46
  - Deregistering a Handset
    46
  - Check Handset Transmission
    47
- Check Handset Reception
  47
- Check Caller ID
  47
- Check BT Communication
  48
Disassembly and Assembly Instructions

50
- Disassembly Instructions
  50
  - Base Unit
    50
  - Handset
    52
  - Charger Unit
    53
- How to Replace the Base Unit LCD
  54
- How to Replace the Handset LCD
  56
Measurements and Adjustments

57
- Equipment Required
  57
- The Setting Method of JIG
  57
  - Connections (Base Unit)
    57
  - Connections (Handset)
    58
  - How to Install Batch File into P.C
    59
  - Commands
    60
- Adjustment Standard (Base Unit)
  61
  - Bottom View
    61
- Adjustment Standard (Handset)
  62
  - Component View
    62
- Things to Do after Replacing IC or X'tal
  63
  - How to Download the Data
    63
- Frequency Table
  66
- Bluetooth Frequency Table
  67
Miscellaneous

68
- How to Replace the LLP (Leadless Leadframe Package) IC
  68
  - Preparation
    68
  - Caution
    68
  - How to Remove the IC
    68
  - How to Install the IC
    69
- How to Replace the Flat Package IC
  70
  - Preparation
    70
  - How to Remove the IC
    70
  - How to Install the IC
    71
  - How to Remove a Solder Bridge
    71
- Terminal Guide of the Ics, Transistors and Diodes
  72
  - Base Unit
    72
  - Handset
    72
Schematic Diagram

73
Printed Circuit Board

83
- Circuit Board (Base Unit_Main)
  83
- Component View
  83
- Bottom View
  84
- Circuit Board (Base Unit_Operation)
  85
- Circuit Board (Base Unit_Usb Charge)
  86
- Circuit Board (Base Unit_Led)
  86
- Circuit Board (Handset_Main)
  87
  - Component View
    87
  - Bottom View
    88
Exploded View and Replacement Parts List

89
- Cabinet and Electrical Parts (Base Unit)
  89
- Cabinet and Electrical Parts (Handset)
  90
- Cabinet and Electrical Parts (Charger Unit)
  91
- Accessories and Packing Materials
  92
  - Kx-Tg7841S
    92
  - Kx-Tg7842S
    93
  - Kx-Tg7843S
    94
  - Kx-Tg7844S
    95
  - Kx-Tg7845S
    96
  - Kx-Tg365Sk
    97
  - Kx-Tg7871S
    98
  - Kx-Tg7872S
    99
  - Kx-Tg7873S
    100
- Kx-Tg7874S
  101
- Kx-Tg7875S
  102
- Kx-Tg385Sk
  103
- Kx-Tga680S
  104
- Replacement Parts List
  105
  - Base Unit
    105
  - Handset
    107
  - Charger Unit
    109
  - Accessories and Packing Materials
    109
  - Screws
    110
  - Fixtures and Tools
    110

Panasonic KX-TGA680S Manual (40 pages)

4000 SERIES; 6500 SERIES; 4700 SERIES; 4200 SERIES;

Brand: Panasonic | Category: Cordless Telephone | Size: 4.01 MB

Panasonic Categories

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Cordless Telephone

More Panasonic Manuals

Panasonic KX-TGA680S Manuals

Panasonic KX-TGA680S Service Manual (114 pages)

Table of Contents

Safety Precautions

Warning

Specifications

Technical Descriptions

Location of Controls and Components

Installation Instructions

Operating Instructions

Test Mode

Service Mode

Troubleshooting Guide

Disassembly and Assembly Instructions

Measurements and Adjustments

Miscellaneous

Schematic Diagram

Printed Circuit Board

Exploded View and Replacement Parts List

Panasonic KX-TGA680S Manual (40 pages)

Table of Contents

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Panasonic Categories