Sony HCD-GTX777, Service Manual

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HCD-GTX777/GTX787/GTX888
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK
0
OR DOTTED LINE
WITH MARK
0
ON THE SCHEMATIC DIAGRAMS AND IN THE
PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE
THESE COMPONENTS WITH SONY PARTS WHOSE PART
NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN
SUPPLEMENTS PUBLISHED BY SONY.
Other models
The following are measured at
AC 120, 220, 230 – 240 V, 50/60 Hz
Front/Surround speaker
Power Output (rated):
235 W + 235 W (at 8
:
and 8
:
, 1 kHz,
1% THD, at LINK MODE)
RMS output power (reference):
380 W + 380 W (per channel at 8
:
and
8
:
, 1 kHz, 10% THD, at LINK MODE)
Inputs
VIDEO (AUDIO IN) L/R:
Voltage 250 mV, impedance 47 kilohms
AUDIO INPUT L/R: Voltage 450 mV, impedance 47 kilohms
MIC: Sensitivity 1 mV, impedance 10 kilohms
(USB) port: Type A
Outputs
PHONES:
accepts headphones of 8
:
or more
Disc player section
System Compact disc and digital audio system
Laser Semiconductor laser
(
O
= 770 – 810 nm)
Emission duration: continuous
Laser Output Max. 44.6 µW*
* 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 20 Hz – 20 kHz
Wave length 770 – 810 nm
Signal-to-noise ratio More than 90 dB
Dynamic range More than 88 dB
Tape deck section
Recording system 4-track 2-channel stereo
Frequency response 50 – 13,000 Hz (±3 dB),
using Sony TYPE I tape
Wow and fl utter ±0.35% W.Peak (IEC)
0.3% W.RMS (NAB)
±0.4% W.Peak (DIN)
Tuner section
FM stereo, FM/AM superheterodyne tuner
FM tuner section
Tuning range
Brazil model:
87.5 – 108.0 MHz (100 kHz step)
Other models: 87.5 – 108.0 MHz (50 kHz step)
Antenna FM lead antenna
Antenna terminals 75 ohms unbalanced
Intermediate frequency 10.7 MHz
AM tuner section
Tuning range Pan-American and Oceanian models:
530 – 1,710 kHz (with the interval set at 10 kHz)
531 – 1,710 kHz (with the interval set at 9 kHz)
European model: 531 – 1,602 kHz (with the interval set at 9 kHz)
Other models: 531 – 1,602 kHz (with the interval set at 9 kHz)
530 – 1,610 kHz (with the interval set at 10 kHz)
Antenna AM loop antenna
Antenna terminals External antenna terminal
Intermediate frequency 450 kHz
USB section
Supported bit rate MP3 (MPEG 1 Audio Layer 3): 32 – 320 kbps, VBR
WMA: 32 – 192 kbps, VBR AAC: 48 – 320 kbps
Sampling frequencies MP3 (MPEG 1 Audio Layer 3): 32/44.1/48 kHz
WMA: 44.1 kHz, AAC: 44.1 kHz
Transfer speed Full-Speed
Supported USB device Mass Storage Class
Maximum current
500 mA
General
Power requirements
European model:
230 V AC, 50/60 Hz
Mexican model: 127 V AC, 60 Hz
Oceanian model: 230 – 240 V AC, 50/60 Hz
Argentina models: 220 V AC, 50/60 Hz
Other models: 120 V, 220 V or 230 – 240 V AC, 50/60 Hz,
adjustable with voltage selector
Power consumption MHC-GTX888: 430 W
MHC-GTX787/MHC-GTX777: 300 W
Dimensions (w/h/d) (Approx.)
HCD-GTX888/HCD-GTX787/
HCD-GTX777: 281 × 365 × 454 mm
(11 1/8 × 14 3/8 × 17 7/8 inches)
Mass (Approx.) HCD-GTX888: 14.0 kg (30 lb 14 oz)
HCD-GTX787/HCD-GTX777:
12.0 kg (26 lb 8 oz)
Supplied accessories Remote Commander (1)
R6 (size AA) batteries (2)
AM loop antenna (1)
FM lead antenna (1)
Front speaker pads (8)
Surround speaker pads
(MHC-GTX888/MHC-GTX777 only) (8)
Subwoofer pads (MHC-GTX888 only) (Black) (8)
Speaker cords (MHC-GTX787 only) (2)
Spacer A (MHC-GTX888 only) (2)
Spacer B (MHC-GTX888 only) (2)
Spacer C (MHC-GTX777 only) (2)
Audio cable (1) (Mexico only)
Design and specifi cations are subject to change without notice.