Sony HCD-RG88, Service Manual

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SERVICE MANUAL
COMPACT DISC DECK RECEIVER
E Model
HCD-RG88
Ver 1.0 2002.03
9-873-655-01
Sony Corporation
2002C0500-1 Home Audio Company
C
2002.03 Published by Sony Engineering Corporation
SPECIFICATIONS
HCD-RG88 is the amplifier, CD player,
tape deck and tuner section in MHC-
RG88.
– Continued on next page –
Model Name Using Similar Mechanism HCD-RG77
CD
CD Mechanism Type CDM58E-30BD60C
Section
Base Unit Name BU-30BD60C
Optical Pick-up Name A-MAX.3
TAPE
Model Name Using Similar Mechanism HCD-RG77
Section
Tape Transport Mechanism Type TCM-230AWR41CS
Amplifier section
The following are measured at AC 120, 220, 240V
50/60 Hz
DIN power output (rated) 160 + 160 watts
(6 ohms at 1 kHz, DIN)
Continuous RMS power output (reference)
210 + 210 watts
(6 ohms at 1 kHz,
10% THD)
Inputs
GAME (VIDEO):
1 Vp-p, 75 ohms
(phono jack)
GAME (AUDIO):
Voltage 250 mV,
(phono jacks) impedance 47 kilohms
MD/VIDEO (AUDIO) IN: voltage 450 mV/250 mV,
(phono jacks)
impedance 47 kilohms
MIC: sensitivity 1 mV,
(phone jack) impedance 10 kilohms
Outputs
VIDEO OUT:
max. output level 1 Vp-p,
(phono jacks) unbalanced, Sync.
negative load impedance
75 ohms
PHONES:
accepts headphones of
(stereo mini jack) 8 ohms or more
FRONT SPEAKER: accepts impedance of 6 to
16 ohms
SURROUND SPEAKER: accepts impedance of
24 ohms or more
SUBWOOFER accept impedance of
8 ohms or more
CD player section
System Compact disc and digital
audio system
Laser Semiconductor laser
( λ =795nm)
Laser Output Max. 44.6
µ
W*
*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 795 nm
CD OPTICAL DIGITAL OUT
(Square optical connector jack, rear panel)
Wave length
660 nm
Output Level –18 dBm
Tape player section
Recording system 4-track 2-channel stereo
Frequency response 50 – 13,000 Hz ( ± 3 dB),
using Sony TYPE I
cassette