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Philco STC-9630 - User Manual

Philco STC-9630
78 pages
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SERVICE MANUAL
STC-9630
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Summary

Control Button Locations and Explanations

Front Panel Illustration

Identifies and explains front panel buttons and indicators.

Electrostatic Discharge Prevention and Handling Precautions

Grounding Procedures

Procedures for grounding worktable and human body to prevent static damage.

Optical Pickup Handling

Guidelines for handling and replacing the optical pickup unit.

Optical Pickup Unit Explosed View and Part List

Bracket Explosed View and Part List

Miscellaneous Component Handling Cautions

Video Output Signal Confirmation

Luminance Signal Confirmation

Procedure to confirm the luminance video signal output.

Chrominance Signal Confirmation

Procedure to confirm the chrominance video signal output.

Cautions and Features

STC-9630 Features

Lists key features of the STC-9630, including ICs and construction.

Circuit Diagrams and Block Diagram

Circuit Connection Diagram

Illustrates wiring connections between main boards and external components.

Block Diagram

Overview of the STC-9630 system architecture and signal flow.

Detailed Circuit Explanations

Power Amplifying Board

Covers the main power amplifying board, parts list, and schematics.

Auxiliary Power Amplifying Board

Details the auxiliary power amplifying board, parts list, and schematic.

Input Board Details

Main Parts List

Lists components for the input board.

Schematic Diagram

Schematic of the input board.

Front Panel Control Board Details

Main Parts List

Lists components for the front panel control board.

Schematic Diagram

Schematic of the front panel control board.

Power Switchboard Details

Main Parts List

Lists components for the power switch and power IC.

Schematic Diagram

Schematic of the power switch board.

Explanation of Key Components

Volume Control IC PT2258

Details the PT2258 IC for 6-channel volume control.

CPU IC AT89 C2051

Explains the AT89C2051 8-bit microprocessor.

Power IC TDA7377

Details the TDA7377 4-channel audio amplifier IC.

Power IC TDA2003

Explains the TDA2003 mono audio power amplifier IC.

Power IC LM1875

Details the LM1875 mono power amplifier IC.

Philco STC-9630 Specifications

General IconGeneral
BrandPhilco
ModelSTC-9630
CategoryDVD Player
LanguageEnglish

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