Panasonic KX-TA308 Service Manual

Atc panasonic kx-ta308 advanced hybrid system

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Installation manual (374 pages)

Manual de instalación (268 pages)

User manual (198 pages)

Table Of Contents

Table of Contents

Important Information about Lead Free, (Pbf), Soldering
Contents
About Lead Free Solder (Pbf: Pb Free)
Suggested Pbf Solder
How to Recognize that Pb Free Solder Is Used
For Service Technicians
Caller ID Card
Safety Precautions
Insulation Resistance Test
Batter Caution
Power Caution
Warning: Staric Sensitive Connectors
System Capacity and Specifications
System Configuration
Location of Controls
System Connection Diagram
Disassembly Instructions
How to Remove the Cover
How to Remove the Power Supply Board
How to Remove the Main Board
How to Remove the Doorphone/Door-Opener Card
How to Remove the Caller ID Card
Block Diagram - 3 CO/8 (Hybrid) Card
Doorphone/Door Opener Card
Caller ID/VMM Card
Power Unit Chart
Explanation of Block Diagram
Circuit Operations
Power Supply Circuit
The Function of the Power Unit
Control Section
CO Interface Circuit
Composition
DC Loop Formation Circuit
Pulse Dial Transmission Circuit
COL Bidirectional Amplifier Circuit
Cross Point Switch Circuit
Cross Point Switch IC Operation
Functional Block Diagram
Control Memory Timing Diagram
Address Decode Truth Table
Crosspoint Matrix
Intercom Circuit
Intercom Circuit Block Diagram
Power Failure through Call Switching Circuit
Circuit Operation
Data Communication Circuit
Data Communication of G/A and 4Bit CPU
Data Communication of 4Bit CPU and PITS
Timing Chart
Control Circuit
Tone Generator Circuit
DTMF Generator Circuit
TDMF Generator
DTMF Receiver Circuit
Doorphone Interface Circuit
Call ID Interface Circuit
Ringing Signal Generator Circuit
SMDR Interface Circuit
Explanation of Block Diagram/Circuit Operations (Doorphone Card)
Explanation of Block Diagram/Circuit Operations (Call ID Detect Card)
Call ID Detect Circuit
Circuit Description for VMM Circuit
Troubleshooting Guide (Main Unit)
No Operation (Check Power Supply Board, Main Board)
No Dial Tone (Check Main Board)
Can Not Dial (Check Main Board)
Can Not Call Extension (Check Main Board)
Can Not Use Proprietary Telephone (Check Main Board)
Can Not Receive Incoming Call (Check Main Board)
Can Not Send DTMF Dialing (Check Main Board)
Can Not Receive COL Dial Tone (Check Main Board)
Can Not Send a Hold on Music (Check Main Board)
Troubleshooting Guide (Doorphone Card)
Can Not Call from Doorphone
Can Not Talk
Can Not Use Dooropener
Troubleshooting Guide (Call ID Detect Card)
Can Not Receive Call ID Data (FSK)
Can Not Receive Call ID Data (DTMF)
Can Not Send DTMF
Can Not Detect VMM Signal
IC Data
CPU (IC100) Port Map
Bit CPU (IC304) I/O Port Map
CO G/A (IC205) Port Map
EXT G/A (IC305) Port Map
Terminal Guide of ICS, Transistors and Diodes
How to Replace a Flat Package IC
Removing Solder from between Pins
20 Fixtures and Tools
For Caller ID Card
21 Cabinet and Electrical Parts Location
Screws
22 Accessories and Packing Materials
23 Replacement Parts List
Cabinet and Electrical Parts Location
Accessories and Packing Materials
Main Board Parts
Doorphone/Door-Operator Card Parts
Caller ID Card Parts
Power Supply Board Parts
Fixtures and Tools List
For the Schematic Diagram
Shematic Diagram
Main Board No. 1 Diagram
Main Board No.2 Diagram
Main Board No.3 Diagram
Doorphone/Door-Opener Card Schematic Diagram
Caller ID Card Schematic Diagram
Power Supply Board Schematic Diagram
Printed Circuit Board
Main Board
Doorphone/Door-Opener Card Board
Caller ID Card Board
Power Supply Board

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1 Power Supply Circuit
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See also: User Manual , Installation Manual

Table of Contents

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Table of Contents