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Sony HCD-GRX7 Service Manual

Sony HCD-GRX7
86 pages
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MICROFILM
SERVICE MANUAL
MINI Hi-Fi COMPONENT SYSTEM
Canadian Model
HCD-RX77
AEP Model
HCD-R700/RX77/RX77S
UK Model
HCD-R700/RX77S
E Model
HCD-GRX7/GRX7J
Australian Model
HCD-GRX7
Tourist Model
HCD-GRX7J
Model Name Using Similar Mechanism HCD-H991AV
CD Mechanism Type
CDM38L-5BD29AL/
CDM38LH-5BD29AL
Base Unit Type BU-5BD29AL
Optical Pick-up Type KSS-213D/Q-NP
Model Name Using Similar Mechanism NEW
Tape Transport Mechanism Type
TCM-230AWR1/
230PWR1
HCD-GRX7/GRX7J/R700/
RX77/RX77S
HCD-GRX7/GRX7J/R700/RX77/RX77S
are the Amplifier, CD player, Tape Deck
and Tuner section in MHC-GRX7/
GRX7J/R700/RX77/RX77S.
Photo: HCD-RX77
Dolby noise reduction manufactured under license
from Dolby Laboratories Licensing Corporation.
“DOLBY” and the double-D symbol a are trade-
marks of Dolby Laboratories Licensing Corporation.
CD
Section
TAPE
DECK
Section
SPECIFICATIONS
Amplifier section
Canadian model:
Continuous RMS power output (reference)
100 + 100 watts
(8 ohms at 1 kHz, 10% THD)
Total harmonic distortion less than 0.07%
(8 ohms at 1 kHz, 55 W)
European and Russian models:
DIN power output (rated) 60 + 60 watts
(6 ohms at 1 kHz, DIN)
Continuous RMS power output (reference)
80 + 80 watts
(6 ohms at 1 kHz, 10% THD)
Music power output (reference)
135 + 135 watts
(6 ohms at 1 kHz, 10% THD)
Other models:
The following measured at AC 110, 220 V 50/60 Hz
DIN power output (rated) 85 + 85watts
(8 ohms at 1 kHz, DIN)
Continuous RMS power output (reference)
110 + 110 watts
(8 ohms at 1 kHz, 10% THD)
The following measured at AC 120, 240 V 50/60 Hz
DIN power output (rated) 105 + 105 watts
(8 ohms at 1 kHz, DIN)
Continuous RMS power output (reference)
130 + 130 watts
(8 ohms at 1 kHz, 10% THD)
Peak music power output (reference)
1500 watts
– Continued on next page –

Table of Contents

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Sony HCD-GRX7 Specifications

General IconGeneral
BrandSony
ModelHCD-GRX7
CategoryStereo System
LanguageEnglish

Summary

SPECIFICATIONS

Amplifier and Model Specifications

Details on continuous RMS power, distortion, and other model variations.

GENERAL UNIT INFORMATION

Unit Specifications and Accessories

Covers Power, Dimensions, Mass, Accessories, CD, Tape, and Tuner specs.

SECTION 1 SERVICING NOTES

Service Precautions

Covers handling, laser checks, component replacement, and board repair.

SECTION 3 DISASSEMBLY

SECTION 4 TEST MODE

SECTION 7 DIAGRAMS

Block and Schematic Diagrams

Diagrams for Tuner, CD, Tape, Main, Display, and Power Supply sections.

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