File name HCD-RG170.pdfHCD-GX255/RG170/RG470
SERVICE MANUAL
Ver. 1.1 2005.05
Canadian Model
HCD-GX255
AEP Model E Model
HCD-RG170/RG470
Australian Model
HCD-RG170
HCD-GX255 is the amplifier, CD player, tape deck and tuner section in MHC-GX255. HCD-RG170 is the amplifier, CD player, tape deck and tuner section in MHC-RG170. HCD-RG470 is the amplifier, CD player, tape deck and tuner section in MHC-RG470.
Photo: HCD-GX255
Model Name Using Similar Mechanism CD Section CD Mechanism Type Base Unit Name Optical Pick-up Block Name TAPE Section Model Name Using Similar Mechanism Tape Transport Mechanism Type
NEW CDM74KFS-F1BD81C (Except Mexican model)/CDM74KFS-F1BD84 (Mexican model) BU-F1BD81C (Except Mexican model)/BU-F1BD84 (Mexican model) KSM-215DCP HCD-GX355/RG270 CWM43FF13
SPECIFICATIONS
Amplifier section Canadian model: HCD-GX255
Continuous RMS power output (reference): 65 + 65 watts (6 ohms at 1 kHz, 10% THD) Total harmonic distortion less than 0.07% (6 ohms at 1 kHz, 40 W)
Other models: HCD-RG470
The following measured at AC 120, 127, 220, 240 V 50/60 Hz DIN power output (rated): 130 + 130 watts (6 ohms at 1 kHz, DIN) Continuous RMS power output (reference): 160 + 160 watts (6 ohms at 1 kHz, 10% THD)
European and Russian models: HCD-RG470
DIN power output (rated): 110 + 110 watts (6 ohms at 1 kHz, DIN) Continuous RMS power output (reference): 140 + 140 watts (6 ohms at 1 kHz, 10% THD) Music power output (reference): 280 + 280 watts (6 ohms at 1 kHz, 10% THD)
HCD-RG170
The following measured at AC 120, 127, 220, 240 V 50/60 Hz DIN power output (rated): 50 + 50 watts (6 ohms at 1 kHz, DIN) Continuous RMS power output (reference): 65 + 65 watts (6 ohms at 1 kHz, 10% THD) Inputs AUDIO IN (stereo mini jack): voltage 250 mV, impedance 47 kilohms MIC (phone jack) (Latin American model only): sensitivity 1 mV, impedance 10 kilohms
Outputs PHONES (stereo mini jack): accepts headphones of 8 ohms or more VIDEO OUT (phono jack) (Mexican model only): max. output level 1Vp-p, unbalanced, Sync negative, load impedance 75 ohms SPEAKER: accepts impedance of 6 to 16 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 2 Hz - 20 kHz (±0.5 dB) Signal-to-noise ratio More than 90 dB Dynamic range More than 90 dB
HCD-RG170
DIN power output (rated): 20 + 20 watts (6 ohms at 1 kHz, DIN) Continuous RMS power output (reference): 25 + 25 watts (6 ohms at 1 kHz, 10% THD) Music power output (reference): 50 + 50 watts (6 ohms at 1 kHz, 10% THD)
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COMPACT DISC DECK RECEIVER
9-879-612-02
2005E05-1 © 2005.05
Sony Corporation
Personal Audio Group Published by Sony Engineering Corporation
HCD-GX255/RG170/RG470
Tape deck section
Recording system Frequency response 4-track 2-channel, stereo 50 - 13,000 Hz (± |