Sony hcd gnx 88 service manual

Page 1

HCD-GNX88

SERVICE MANUAL

Ver.1.0 2005. 02

- HCD-GNXBB is the Amplifier,
CD player, tape deck and tuner
section in MHC-GNX88.

E Model

Model Name Using Similar Mechanism NEW
CD CD Mechanism Type CDM74-F1BD84
Section Base Unit Name BU-Ft B084
Optical Pick-up Name KSM-215DCP/02NP
TAPE Model Name Using Similar Mechanism NEW
Section Tape Transport Mechanism Type CMAT522

SPECIFICATIONS

AC 127 V, 60 Hz

180 + 180 watts

(6 ohms at 1 kHz, DIN)
Continuous RMS power output (reference)

225 + 225 watts

(6 ohms at 1 kHz, 10% THD)

The following are measured at
DIN power output (rated)

Inputs
VIDEO/MD (AUDIO) IN (phono jacks):
voltage 250/450 mV,
impedance 47 kiloohms
TV (AUDIO) IN (phono jack):
voltage 250 mV,
impedance 47 kiloohms
MIC (phone jack): sensitivity 1 mV,
impedance lO kiloohms
Outputs
VIDEO OUT (phone jack): max. output level 1 Vp-p,

unbalanced, Sync negative,
load impedance 75 ohms

PHONES (stereo mini jack): accepts headphones of 8 ohms or more

FRONT SPEAKER: Use only the supplied speaker
- SS-GNXSS

SURROUND SPEAKER: Use only the supplied speaker
- SS-RSXSO

SUBWOOFER OUT: Use only the supplied subwoofer
- SS-WGV88

Sony Corporation
Audio Group
Published by Sony Engineering Corporation

9-879-461-01
20053021
© 2005.02

Disc player section

System Compact disc and digital audio system
Laser Semiconductor laser

(1:780 nrn)

Emission duration: continuous
Laser Output Max. 44.6 uW*

*This output is the value measured at a
distance of 200 mm from the objective lens
surface on the Optical Pick-up Block with 7
mm aperture.

Frequency response 2 Hz - 20 kHz (:05 dB)

Wave length 780 - 790 nm
Signal-to-noise ratio More than 90 dB
Dynamic range More than 90 dB
OPTICAL CD DIGITAL OUT

(Square optical connector jack, rear panel)
Wave length 660 nm

Output Level -18 dBm

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MiNi Hi-Fi COMPONENT SYSTEM
S ONE;