Sony HCD-GNX60 Service Manual

SERVICE MANUAL
Ver.1.0 2005. 03
• HCD-GNX60/GNX70/GX9900 are the Amplifier,
CD player, tape deck and tuner
section in MHC-GNX60/GNX70/GX9900.
AUDIO POWER SPECIFICATION (MHC-GX9900 USA model only)
POWER OUTPUT AND TOTAL HARMONIC DISTORTION:
With 6-ohm loads, both channels driven, from 120 Hz – 10 kHz; rates 230
watts per channel minimum RMS power, with no more than 10% total
harmonic distortion from 250 miliwatts to rated output.
Amplifier section MHC-GX9900
Total harmonic distortion
MHC-GNX70
The following are measured at
Mexican model:
Other models:
DIN power output (rated)
Continuous RMS power output (reference)
MHC-GNX60
The following are measured at
Mexican model:
Brazil model:
Other models:
DIN power output (rated)
Continuous RMS power output (reference)
Inputs
VIDEO/MD (AUDIO) IN (phono jacks):
TV (AUDIO) IN (phono jack):
MIC (phone jack):
Sony Corporation
9-879-532-01
Audio Group
2005C0279-1
Published by Sony Engineering Corporation
© 2005.03
Photo : HCD-GNX70
CD
Section
TAPE
Section
SPECIFICATIONS
Less than 0.1%
(6 ohms at 1 kHz, 100 W)
AC 127 V, 60 Hz
AC 120, 220, 240 V, 60 Hz
170 + 170 watts (6 ohms at 1 kHz, DIN)
220 + 220 watts (6 ohms at 1 kHz, 10% THD)
AC 127 V, 60 Hz
AC 127 V or 220 V, 60 Hz
AC 120, 220, 240 V, 50/60 Hz
150 + 150 watts (6 ohms at 1 kHz, DIN)
200 + 200 watts (6 ohms at 1 kHz,10% THD)
voltage 250/450 mV,
impedance 47 kiloohms
voltage 250 mV,
impedance 47 kiloohms
sensitivity 1 mV,
impedance 10 kiloohms
HCD-GNX60/GNX70/
Model Name Using Similar Mechanism
CD Mechanism Type
Base Unit Name
Optical Pick-up Name
Model Name Using Similar Mechanism
Tape Transport Mechanism Type
Outputs
PHONES (stereo mini jack):
FRONT SPEAKER:
SURROUND SPEAKER: Use only the supplied speaker
Disc player section
System Compact disc and digital audio system
Laser Semiconductor laser (l=780 nm)
Emission duration: continuous
Laser Output Max. 44.6 mW*
*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 (±0.5 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)
(For MHC-GNX60/GNX70)
Wave length 660 nm
Output Level –18 dBm
MiNi Hi-Fi COMPONENT SYSTEM
GX9900
US Model
HCD-GX9900
E Model
Australian Model
HCD-GNX60/GNX70
HCD-GN880
CDM74-F1BD81
BU-F1BD81A
KSM-215DCP/C2NP
NEW
CMAT5Z2
accepts headphones of
8 ohms or more
Use only the supplied speaker
• SS-GNX100 (MHC-GNX70/GX9900)
• SS-GNX60 (MHC-GNX60)
• SS-RSX80 (MHC-GNX70/GX9900)
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