Sony HCD-GRX70 Service Manual

HCD-GRX70/GRX70J/RXD80
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SERVICE MANUAL
HCD-GRX70/GRX70J/RXD80 are the Am-
plifier, CD player, Tape Deck and Tuner
section in HMC-GRX70/GRX70J/RXD80.
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.
TE
L 13942296513
Amplifier section
Canadian model:
Continuous RMS power output (reference)
Total harmonic distortion less than 0.07%
Other models:
The following measured at AC 120, 220, 240 V 50/60 Hz
DIN power output (rated)
Continuous RMS power output (reference)
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MICROFILM
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Photo: HCD-GRX70 (GRAY)
100 + 100 watts
(8 ohms at 1 kHz, 10% THD)
(8 ohms at 1 kHz, 55 W)
130 + 130 watts
(6 ohms at 1 kHz, DIN)
170 + 170 watts
(6 ohms at 1 kHz, 10% THD)
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Model Name Using Similar Mechanism
CD Mechanism Type
CD
Section Base Unit Name
Optical Pick-up Name
Model Name Using Similar Mechanism
Tape deck
Section
Q Q
Tape Transport Mechanism Type
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SPECIFICATIONS
Inputs
MD/VIDEO (AUDIO) IN:
(phono jacks)
MIX MIC: (phone jack)
Outputs
MD OUT:
(phono jacks)
PHONES:
(stereo mini jack)
SPEAKER:
Canadian model:
SURROUND SPEAKER (GRX70/GRX70J):
SUPER WOOFER:
MINI Hi-Fi COMPONENT SYSTEM
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Canadian Model
HCD-RXD80
E Model
HCD-GRX70/GRX70J
Australian Model
HCD-GRX70
HCD-GRX50/RXD7
CDM38LH-5BD32L
BU-5BD32L
KSS-213D/Q-NP
HCD-GRX50/RXD7
TCM-230AWR2
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voltage 450 mV/250 mV,
impedance 47 kilohms
sensitivity 1 mV, impedance 10
kilohms
voltage 250 mV,
impedance 1 kilohms
accepts headphones of 8 ohms
or more
accepts impedance of 8 to 16 ohms
accepts impedance of 16 ohms
Voltage 1 V, impedance 1 kilohm
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