Sony HCD-GTX888 Service Manual

1
HCD-GTX777/GTX787/GTX888
Ver. 1.1 2008. 05
SERVICE MANUAL
AEP Model
HCD-GTX777
E Model
HCD-GTX777/GTX787/GTX888
Australian Model
HCD-GTX888
HCD-GTX777/GTX787/GTX888
AUDIO POWER SPECIFICATION
Amplifi er section
MHC-GTX888 (HCD-GTX888)
The following are measured at
Mexican model: AC 127 V, 60 Hz
Other models: AC 120, 220, 230 – 240 V, 50/60 Hz
Front/Surround speaker
Power Output (rated): 190 W + 190 W (at 8 : and 24 :,
1 kHz, 1% THD, at LINK MODE)
RMS output power (reference):
295 W + 295 W (per channel at 8 : and
24 :, 1 kHz, 10% THD, at LINK MODE)
Subwoofer
RMS output power (reference):
160 W + 160 W (per channel at 6 :,
100 Hz, 10% THD)
SPECIFICATIONS
MHC-GTX787 (HCD-GTX787)
The following are measured at
Mexican model: AC 127 V, 60 Hz
Other models: AC 120, 220, 230 – 240 V, 50/60 Hz
Front speaker
Power Output (rated): 230 W + 230 W (at 4 :, 1 kHz, 1% THD)
RMS output power (reference):
380 W + 380 W (per channel at 4 :, 1 kHz, 10% THD)
MHC-GTX777 (HCD-GTX777)
European model only
The following are measured at
AC 230 V, 50/60 Hz
Front/Surround speaker
Power Output (rated): 235 W + 235 W (at 8 : and 8 :, 1 kHz,
1% THD, at LINK MODE)
RMS output power (reference):
380 W + 380 W (per channel at 8 : and
8 :, 1 kHz, 10% THD, at LINK MODE)
Sony Corporation
Audio Business Group
Published by Sony EMCS (Malaysia) PG Tec
9-890-504-02
2008E08-1
© 2008. 05
– Continued on next page –
CD DECK RECEIVER
• HCD-GTX777/GTX787/GTX888
are the tuner, deck, CD and
amplifi er section in
MHC-GTX777/GTX787/GTX888.
Model Name Using Similar Mechanism HCD-GTX66/GTX77/GTX88
CD
CD Mechanism Type CDM74KF-K6BD93-WOD//M
Section
Optical Pick-up Name KSM-213DCP/C2NP
Tape Deck Model Name Using Similar Mechanism NEW
Section Tape Mechanism Type CFP42608
Photo : HCD-GTX888 (E Model)

Sony HCD-GTX888 Specifications

General

Brand	Sony
Model	HCD-GTX888
Category	Car Receiver
Language	English

Summary

General Information and Specifications

Product Specifications

Lists technical specifications for audio output, CD, tape, tuner, USB, and general unit parameters.

Guide to Parts and Controls

Explains unit and remote control buttons, indicators, and display functions.

Disassembly Procedures

Disassembly Steps

Step-by-step instructions for disassembling various sections of the unit.

Circuit Board Locations

Diagrams showing the physical placement of internal circuit boards within the unit.

Service Modes

Diagnostic Test Modes

Procedures for entering and using diagnostic test modes like GC, MC, CD Service, and Aging.

Adjustments

Mechanical Adjustments

Details torque specifications and procedures for mechanical adjustments.

Electrical Adjustments

Outlines procedures for FM tune level and head azimuth adjustments.

Circuit Diagrams

Block Diagrams

Illustrates signal paths and functional blocks for major sections of the unit.

Printed Wiring Boards and Schematics

Shows component layout and detailed electrical schematics for circuit boards.

Exploded Views

Main Section Exploded View

Exploded view of the main unit chassis and front panel assembly.

CD Mechanism Exploded Views

Exploded views of the CD mechanism sections and parts.

Electrical Parts List

Component List for BD93 Board

Lists electronic components for the BD93 circuit board.

Component List for Main Board

Lists electronic components for the main circuit board.