Sony HCD-BX7 User Manual

1
HCD-BX7/DX7/DX7J
SERVICE MANUAL
HCD-BX7/DX7/DX7J is the tuner, deck, CD and
amplifier section in MHC-BX7/DX7/DX7J.
SPECIFICATIONS
COMPACT DISC DECK RECEIVER
— Continued on next page —
Model Name Using Similar Mechanism NEW
CD Mechanism Type CDM58-K2BD38
Base Unit Type BU-K2BD38
Optical Pick-up Type KSS-213DP
Model Name Using Similar Mechanism NEW
Tape Transport Mechanism Type TCM-230MWR11
CD
SECTION
TAPE DECK
SECTION
Photo: HCD-DX7
US Model
Canadian Model
AEP Model
UK Model
HCD-BX7
E Model
HCD-DX7/DX7J
Australian Model
HCD-DX7

Sony HCD-BX7 Specifications

General

Brand	Sony
Model	HCD-BX7
Category	Stereo System
Language	English

Summary

Product Specifications

Audio Power Specifications

General Information and Safety

Safety Check-out (US Model)

Procedure for AC leakage testing before customer release.

Leakage Measurement Guidelines

Disassembly Procedures

Section 3 Disassembly Overview

Introduces the step-by-step disassembly process.

Test Modes

System Test Modes

Details various test modes like MC Cold Reset, CD Ship Mode, and GC Test.

MC Test Mode and Aging Mode

Adjustments

Section 5 Mechanical Adjustments

Precautions and torque measurements for mechanical parts.

Section 6 Electrical Adjustments

Procedures for demagnetizing heads and adjusting electrical components.

Tape Deck Adjustments

FM Tuner and CD Section Adjustments

Diagrams and Views

Section 7 Diagrams Overview

Introduces circuit diagrams, block diagrams, and board layouts.

Circuit Board Locations and Waveforms

Block Diagrams

Functional block diagrams for tuner, CD, and main sections.

Printed Wiring Boards and Schematics

Layouts and detailed schematics for system boards.

IC Pin Functions and Block Diagrams

Section 8 Exploded Views

Exploded Views by Section