Sony HCD-GN88D Service Manual

LekSound.net
SERVICE MANUAL
Ver 1.3 2004.06
HCD-GN88D is the amplifier, DVD
player, tape deck and tuner section in
MHC-GN88D.
LekSound.net
Amplifier section
The following are measured at AC 120, 127, 220, 240V 50/60 Hz
DIN power output (rated)
Front speaker:
Center speaker:
Surround speaker:
Continuous RMS power output (reference)
Front speaker:
Center speaker:
Surround speaker:
Inputs
GAME (VIDEO):
(phono jack)
GAME (AUDIO):
(phono jacks)
MD/VIDEO (AUDIO) IN:
(phono jacks)
MIC:
(phone jack)
Sony Corporation
9-877-457-04
Home Audio Company
2004F02-1
Published by Sony Engineering Corporation
C 2004.06
Model Name Using Similar Mechanism
DVD Mechanism Type
DVD
Section
Base Unit Name
Optical Pick-up Name
Model Name Using Similar Mechanism
TAPE
Section Tape Transport Mechanism Type
SPECIFICATIONS
185 + 185 watts
(6 ohms at 1 kHz, DIN)
50 watts
(8 ohms at 1 kHz, DIN)
50 + 50 watts
(8 ohms at 1 kHz, DIN)
235 + 235 watts
(6 ohms at 1 kHz, 10% THD)
70 watts
(8 ohms at 1 kHz, 10% THD)
70 + 70 watts
(8 ohms at 1 kHz, 10% THD)
1 Vp-p, 75 ohms
Voltage 250 mV,
impedance 47 kilohms
voltage 450 mV/250 mV,
impedance 47 kilohms
sensitivity 1 mV,
impedance 10 kilohms
ptn
HCD-GN88D
NEW
CDM74D-DVBU23
DVBU23
TDP022W
HCD-GN800
CWM43RR23
Outputs
AUDIO OUT:
(phono jacks)
VIDEO OUT:
(phono jack)
COMPONENT VIDEO
OUT:
S VIDEO OUT
(4-pin/mini-DIN jack):
PHONES:
(stereo mini jack)
FRONT SPEAKER:
SUBWOOFER OUT:
(phono jack)
SURROUND SPEAKER:
CENTER SPEAKER:
MiNi Hi-Fi COMPONENT SYSTEM
E Model
Australian Model
Voltage 250 mV
impedance 1 kilohms
max. output level 1 Vp-p,
unbalanced, Sync.
negative load impedance
75 ohms
Y: 1 Vp-p, 75 ohms
P /C : 0.7 Vp-p, 75 ohms
B B
P /C : 0.7 Vp-p, 75 ohms
B R
Y: 1 Vp-p, unbalanced,
Sync negative
C: 0.286 Vp-p load
impedance 75 ohms
accepts headphones of
8 ohms or more
accepts impedance of 6 to 16 ohms
Voltage 250 mV
impedance 1 kilohms
accepts impedance of
8 ohms to 16 ohms
accept impedance of
8 ohms to 16 ohms
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