Panasonic KX-TGE270S Cordless Phone Manuals

Manuals and User Guides for Panasonic KX-TGE270S Cordless Phone. We have 1 Panasonic KX-TGE270S Cordless Phone manual available for free PDF download: Service Manual

Panasonic KX-TGE270S Service Manual

Panasonic KX-TGE270S Service Manual (126 pages)

Digital Cordless Answering System

Brand: Panasonic | Category: Answering Machine | Size: 10.01 MB

Table of Contents

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
  8
  - 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) (for KX-Tge26X/27X Only)
    14
    
    Power Supply Circuit/Reset Circuit
    15
    
    Charge Circuit
    16
    
    Telephone Line Interface
    17
    
    Parallel Connection Detect Circuit/Auto Disconnect Circuit
    18
    
    Calling Line Identification (Caller ID)/Call Waiting Caller ID
    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
Location of Controls and Components

26
Installation Instructions

26
Operating Instructions

26
Test Mode

27
- Engineering Mode
  27
  - Base Unit
    27
  - Handset
    29
Service Mode

31
- How to Clear User Setting (Handset Only)
  31
Troubleshooting Guide

32
- Troubleshooting Flowchart
  32
  - Check Power
    33
  - Check Record
    34
  - Check Playback
    37
  - Check Battery Charge
    37
  - Check Link
    38
  - Check the RF Part
    40
  - Registering a Handset to the Base Unit
    44
  - Deregistering a Handset
    44
  - Check Handset Transmission
    45
- Check Handset Reception
  45
- Check Caller ID
  45
- Check BT Communication
  46
Disassembly and Assembly Instructions

48
- Disassembly Instructions
  48
  - Base Unit
    48
  - Handset
    52
  - Charger Unit
    53
- How to Replace the Handset LCD
  54
Measurements and Adjustments

55
- Equipment Required
  55
- The Setting Method of JIG
  55
  - Connections (Base Unit)
    55
  - Connections (Handset)
    56
  - How to Install Batch File into P.C
    57
  - Commands
    58
- Adjustment Standard (Base Unit)
  59
  - Bottom View
    59
- Adjustment Standard (Handset)
  60
  - Component View
    60
- Things to Do after Replacing X'tal
  61
  - How to Download the Data
    61
- Frequency Table
  63
- Bluetooth Frequency Table
  64
Miscellaneous

65
- How to Replace the LLP (Leadless Leadframe Package) IC
  65
  - Preparation
    65
  - Caution
    65
  - How to Remove the IC
    65
  - How to Install the IC
    66
- How to Replace the Flat Package IC
  67
  - Preparation
    67
  - How to Remove the IC
    67
  - How to Install the IC
    68
  - How to Remove a Solder Bridge
    68
- Terminal Guide of the Ics, Transistors and Diodes
  69
  - Base Unit
    69
  - Handset
    69
Schematic Diagram

71
- For Schematic Diagram
  71
  - Base Unit (Schematic Diagram (Base Unit_Main))
    71
  - Handset
    71
  - (Handset_Main))
    71
- Schematic Diagram (Base Unit_Main)
  72
  - Kx-Tge240
    72
  - Kx-Tge260
    74
  - Kx-Tge270
    76
- Schematic Diagram (BT Module) (for KX-TGE260/270 Only)
  78
- Schematic Diagram (Base Unit_Operation)
  80
  - Kx-Tge240/270
    80
  - Kx-Tge260
    81
- Schematic Diagram (Handset_Main)
  82
Printed Circuit Board

85
- Circuit Board (Base Unit_Main)
  85
  - Component View
    85
  - Bottom View
    86
- Circuit Board (Base Unit_Operation)
  87
  - Kx-Tge240/270
    87
  - Kx-Tge260
    89
- Circuit Board (Handset_Main)
  91
  - Component View
    91
  - Bottom View
    92
Exploded View and Replacement Parts List

93
- Cabinet and Electrical Parts (Base Unit)
  93
  - Kx-Tge240/270
    93
  - Kx-Tge260
    94
- Cabinet and Electrical Parts (Handset)
  95
- Cabinet and Electrical Parts (Charger Unit)
  96
- Accessories and Packing Materials
  97
  - Kx-Tge240B
    97
  - Kx-Tge242B
    98
  - Kx-Tge243B
    99
  - Kx-Tge244B
    100
  - Kx-Tge245B
    101
  - Kx-Tge260S
    102
  - Kx-Tge262S
    103
  - Kx-Tge263S
    104
  - Kx-Tge264S
    105
- Kx-Tg454Sk
  106
- Kx-Tge270S
  107
- Kx-Tge272S
  108
- Kx-Tge273S
  109
- Kx-Tge274S
  110
- Kx-Tge275S
  111
- Kx-Tgea20B
  112
- Kx-Tgea20S
  113
- Kx-Tg465Skt
  114
- Replacement Parts List
  115
  - Base Unit
    115
  - Handset
    120
  - Charger Unit
    121
  - Accessories and Packing Materials
    122
  - Screws
    124
  - Fixtures and Tools
    124

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