Panasonic KX-TG4221N

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KX-TG4221N/KX-TG4222N/KX-TG4223N/KX-TG313SK/KX-TG4224N/KX-TG4225N/KX-TGA421N

16.4. Accessories and Packing Materials

16.4.1. KX-TG4221N

A3,A4

(*1)

Note:

(*1) This pad is piece of Ref No. P2 (PAD).

Main Page

Table of Contents3
Safety Precautions5
For Service Technicians5
Warning5
Battery Caution5
About Lead Free Solder (Pbf: Pb Free)5
Suggested Pbf Solder6
Discarding of P. C. Board6
Specifications7
Technical Descriptions8
DECT Description8
TDD Frame Format8
TDMA System8
Signal Flowchart in the Radio Parts9
Block Diagram (Base Unit_Main)10
Block Diagram (Base Unit_Rf Part)11
Circuit Operation (Base Unit)12
BBIC (Base Band IC: IC501)12
Flash Memory (IC601)12
Eeprom (Ic611)12
Power Supply Circuit/Reset Circuit13
Telephone Line Interface15
Parallel Connection Detect Circuit/Auto Disconnect Circuit16
Calling Line Identification (Caller ID)/Call Waiting Caller17
Block Diagram (Handset)19
Block Diagram (Handset_Rf Part)20
Circuit Operation (Handset)21
Outline21
Power Supply Circuit/Reset Circuit21
Charge Circuit22
Battery Low/Power down Detector22
Speakerphone22
Signal Route23
Location of Controls and Components25
Installation Instructions25
Operating Instructions25
Test Mode26
Engineering Mode26
Base Unit26
Handset28
Service Mode30
How to Clear User Setting (Handset Only)30
Troubleshooting Guide31
Troubleshooting Flowchart31
Check Power32
Check Record33
Check Playback34
Check Battery Charge34
Check Link35
Check the RF Part37
Registering a Handset to the Base Unit41
Deregistering a Handset41
Check Handset Transmission42
Check Handset Reception42
Check Caller42
Disassembly and Assembly Instructions43
Disassembly Instructions43
Base Unit43
Handset45
Charger Unit46
How to Replace the Handset LCD47
Measurements and Adjustments48
Equipment Required48
The Setting Method of JIG48
Connections (Base Unit)48
Connections (Handset)49
How to Install Batch File into P.C50
Commands50
Adjustment Standard (Base Unit)51
Bottom View51
Adjustment Standard (Handset)52
Component View52
Things to Do after Replacing IC or X'tal53
How to Download the Data53
Frequency Table55
Miscellaneous56
How to Replace the Shield Case56
Preparation56
Caution56
How to Remove the Shield Case56
How to Install the Shield Case57
How to Replace the LLP (Leadless Leadframe Package) IC58
Preparation58
Caution58
How to Remove the IC58
How to Install the IC59
How to Remove a Solder Bridge59
Terminal Guide of the Ics, Transistors and Diodes60
Base Unit60
Handset60
Schematic Diagram61
For Schematic Diagram61
Base Unit (Schematic Diagram (Base Unit_Main))61
Handset (Schematic Diagram (Handset_Main))61
Schematic Diagram (Base Unit_Main)62
Schematic Diagram (Base Unit_Operation)64
Schematic Diagram (Handset_Main)66
Printed Circuit Board69
Circuit Board (Base Unit_Main)69
Component View69
Bottom View70
Circuit Board (Base Unit_Operation)71
Circuit Board (Handset_Main)73
Component View73
Bottom View74
Exploded View and Replacement Parts List75
Cabinet and Electrical Parts (Base Unit)75
Cabinet and Electrical Parts (Handset)76
Cabinet and Electrical Parts (Charger Unit)77
Accessories and Packing Materials78
Kx-Tg4221N78
Kx-Tg4222N79
Kx-Tg4223N/ Kx-Tg313Sk80
Kx-Tg4224N81
Kx-Tg4225N82
Kx-Tga421N83
Replacement Parts List84
Base Unit84
Handset85
Charger Unit86
Accessories and Packing Materials86
Screws87
Fixtures and Tools87

Table of Contents

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