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Panasonic KX-TG4753B User Manual

Panasonic KX-TG4753B
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© Panasonic System Networks Co., Ltd. 2012
Unauthorized copying and distribution is a violation
of law.
ORDER NO. KM41201527CE
F13
Telephone Equipment
Model No. KX-TG4753B
KX-TGA470B
KX-TGA405B
Digital Cordless Answering System
B: Black Version
(for U.S.A.)
(Handset)
KX-TGA470B
(Charger Unit)
Model No
Base Unit Handset
Charger Unit Range Extender
Expandable
KX-TG4753
1 (TG4731) 3 (TGA470) 2
1 Up to 6
KX-TGA470*
1 (TGA470) 1
Configuration for each model
(Range Extender)
*KX-TGA470 is also an optional accessory, which contains a
handset and a charger.
KX-TG4731B
(Base Unit)

Table of Contents

Question and Answer IconNeed help?

Do you have a question about the Panasonic KX-TG4753B and is the answer not in the manual?

Panasonic KX-TG4753B Specifications

General IconGeneral
TypeDECT telephone
IntercomYes
Languages supportENG, ESP
DialingTone
Dialer locationBase & Handset
Phonebook capacity50 entries
Call list capacity phonebook5
Mounting typeDesk
Product colorBlack
Backlight colorWhite
Display diagonal1.8 \
Frequency band1.9 GHz
Channels quantity60 channels
Mac compatibility-
Ethernet LAN (RJ-45) ports0
Battery typeAAA
Standby time11 h
Battery recharge time7 h
Number of batteries supported2
Number of handsets included3
Weight and Dimensions IconWeight and Dimensions
Base weight210 g
Handset weight150 g
Base dimensions150 x 117 x 67 mm
Handset dimensions (WxDxH)54 x 34 x 174 mm

Summary

Safety Precautions

For Service Technicians

Guidelines for professional repair to prevent hazards.

Warning

Battery Caution

Risk of explosion if battery is replaced incorrectly.

Specifications

Technical Descriptions

Power Supply Circuit/Reset Circuit

Details the power supply conversion and reset signal generation for the base unit.

Test Mode

Service Mode

Troubleshooting Guide

Troubleshooting Flowchart

Flowchart to diagnose and resolve common issues with the telephone system.

Flow Chart (Range Extender)

Diagnostic flowchart specifically for issues related to the Range Extender.

Check Power

Steps to verify power supply issues in the base unit and range extender.

Check Record

Procedure to troubleshoot issues with recording incoming messages on the base unit.

Check Playback

Steps to diagnose problems with playing back recorded messages.

Check Battery Charge

Procedures to check battery charging status for base unit, handset, and charger.

Check Link

Steps to verify and troubleshoot the wireless link between units.

Check the RF part

Procedures for checking and identifying RF component issues.

Finding out the Defective part

Method to pinpoint defective RF components using known good units.

RF Check Flowchart

Flowchart for systematically checking RF performance and components.

TEST RANGE Check

Procedures for testing the operational range of the system.

TEST RANGE Check (Range Extender)

Range testing procedures specific to the Range Extender.

Check Caller ID

Procedure to troubleshoot issues with receiving Caller ID information.

Disassembly and Assembly Instructions

How to Replace the Base Unit LCD

Step-by-step guide for replacing the LCD screen on the base unit.

How to Replace the Handset LCD

Step-by-step guide for replacing the LCD screen on the handset.

Measurements and Adjustments

The Setting Method of JIG

Instructions for connecting and configuring the JIG for testing and adjustments.

Adjustment Standard (Base Unit)

Specifies adjustment standards and test points for the base unit.

Adjustment Standard (Charger Unit)

Specifies adjustment standards and test points for the charger unit.

Adjustment Standard (Range Extender)

Specifies adjustment standards and test points for the range extender.

Adjustment Standard (Handset)

Specifies adjustment standards and test points for the handset.

Things to Do after Replacing IC or X'tal

Procedures after replacing ICs or crystals, including data download.

Miscellaneous

How to Replace the LLP (Leadless Leadframe Package) IC

Instructions for replacing LLP package ICs, including preparation and removal.

How to Replace the Flat Package IC

Method for replacing flat package ICs using basic tools.

Schematic Diagram

Exploded View and Replacement Parts List

Replacement Parts List

Comprehensive list of replacement parts for all units, including Part No. and description.

Base Unit

Replacement parts specific to the base unit.

Handset

Replacement parts specific to the handset.

Charger Unit

Replacement parts specific to the charger unit.

Range Extender

Replacement parts specific to the range extender.

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