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Panasonic SAHT730 - DVD THEATER RECEIVER User Manual

Panasonic SAHT730 - DVD THEATER RECEIVER
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Technical Guide
5-DVD Changer Home Theater System
SC-HT730, SC-HT930 Models
Practical Servicing of
Start Up, Shutdown, and Video Circuits
Panasonic Services Company
National Training
B02
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Panasonic SAHT730 - DVD THEATER RECEIVER Specifications

General IconGeneral
BrandPanasonic
ModelSAHT730 - DVD THEATER RECEIVER
CategoryHome Theater System
LanguageEnglish

Summary

Objective

No Start-Up and DVD Transport Problems

Power-On Start-Up Sequence Analysis

Details the step-by-step power-on sequence to identify startup failures.

Sensor, Belt, and Motor Identification

Locates key sensors, belts, and motors within the DVD transport mechanism.

Simulated Sensor Failure Symptoms

Explains symptoms caused by sensor failures and provides quick fixes.

DVD Tray Removal Procedure

Step-by-step guide for safely removing the DVD tray for access.

DVD Tray Installation Procedure

Instructions for correctly reinstalling the DVD tray after repairs.

Tray Loading Motor and Sensor Testing

Tests the tray loading motor and associated sensors for proper function.

Tray Rotation Motor and Sensor Testing

Tests the tray rotation motor and associated sensors for proper function.

Shutdown Problem

Protection Circuitry Overview

Explains the protection circuitry and potential shutdown causes.

Overall Repair Strategy for Shutdowns

Outlines the general approach to diagnosing shutdown issues in either unit.

Control Unit Shutdown Troubleshooting

Specific strategy for troubleshooting shutdown problems in the control unit.

Subwoofer Unit Shutdown Troubleshooting

Guidance for troubleshooting shutdown issues within the subwoofer unit.

No Audio Problems

Audio Signal Flow and Muting

Details the audio signal path and locations of mute controls.

Tracing Audio Issues

How to trace down no audio problems in one or more channels.

Generating Test Audio Signals

Procedure for generating internal test tones to check amplifier function.

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