Sony HCD-GB3 Service Manual

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SERVICE MANUAL
Ver. 1.0 2006.05
HCD-GB3 is the Amplifier, CD player, Tape
Deck and Tuner section in CMT-GB3.
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L 13942296513
Amplifier section
The following measured at AC 127 V, 60 Hz (Mexican model), AC 220 V,
60 Hz (Argentine model), AC 120, 220 or 240 V, 60 Hz (Other models)
DIN power output (rated): 40 + 40 W (6 ohms at 1 kHz, DIN)
Continuous RMS power output (reference): 50 + 50 W (6 ohms at 1 kHz,
10% THD)
Inputs
AUDIO IN (stereo mini jack): Sensitivity 700 mV, impedance 47 kilohms
Outputs
PHONES (stereo mini jack): Accepts headphones with an impedance of 8
ohms or more
SPEAKER: Accepts impedance of 6 ohms
CD player section
System: Compact disc and digital audio system
Laser Diode Properties
Emission duration: continuous
Laser Output*: Less than 44.6µW
* This output is the value measurement at a distance of 200mm from the
objective lens surface on the Optical Pick-up Block with 7mm aperture.
Frequency response: 20 Hz – 20 kHz
Signal-to-noise ratio: More than 90 dB
Dynamic range: More than 90 dB
Tape deck section
Recording system: 4-track 2-channel, stereo
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.
Sony Corporation
9-887-236-01
Home Audio Division
2006E1678-1
Published by Sony Techno Create Corporation
© 2006.05
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HCD-GB3
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8
Model Name Using Similar Mechanism
CD
Base Unit Name
Section
Optical Pick-up Name
TAPE Model Name Using Similar Mechanism
Section Tape Transport Mechanism Type
Q Q
3 6 7 1 3 1 5
SPECIFICATIONS
Tuner section
FM stereo, FM/AM superheterodyne tuner
Antenna:
FM lead antenna
AM loop antenna
FM tuner section:
Tuning range: 87.5 – 108.0 MHz (50 kHz step)
Intermediate frequency: 10.7 MHz
AM tuner section:
Tuning range: 530 – 1,710 kHz (with 10 kHz tuning interval)
Intermediate frequency: 450 kHz
General
Power requirements
Mexican model: AC 127 V, 60 Hz
Argentine model: AC 220 V, 50/60 Hz
Other models: AC 120, 220 or 230 – 240 V, 50/60 Hz
Adjustable with voltage selector
Power consumption: 80 W
Dimensions (w/h/d) (excl. speakers): Approx. 200 × 281.5 × 390.5 mm
Mass (excl. speakers): Approx. 5.1 kg
Design and specifications are subject to change without notice.
COMPACT DISC DECK RECEIVER
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9 4 2 8
E Model
HCD-EC50
BU-K6BD83S2-WOD
KSM-213DCP
HCD-EC50
0 5 8 2 9 9 4 2 8
531 – 1,710 kHz (with 9 kHz tuning interval)
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