Sony CX-VX55 Service Manual

SERVICE MANUAL

Ver. 1.3 2005. 10
• CX-VX55/VX77 are DVD receiver
in AVJ-X55/X77.
Manufactured under license from Dolby Laboratories. "Dolby", "Pro Logic",
and the double-D symbol are trademarks of Dolby Laboratories.
Confidential Unpublished works. Copyright 1992–1997 Dolby
Laboratories. All rights reserved.
Manufactured under license from Digital Theater Systems, Inc. US Pat. No.
5,451,942 5,956,674, 5,974,380, 5,978,762 and other worldwide patents
issued and pending. "dts" and "DTS Digital Surround" are registered
trademarks of Digital Theatre Systems, Inc. Copyright 1996, 2000 Digital
Theater Systems, Inc. All rights reserved.
General
Power supply 220 – 240 V AC, 50/60 Hz
Power consumption 100 W, No more than 1 W
(220 – 240 V AC)
(at the power saving mode)
Mass 4.9 kg
External dimensions 430 × 70 × 370.5 mm
(W × H × D)
Operating conditions
Temperature: 5 – 35°C
Operation status: Horizontal
Operating humidity 5 – 85%
CD/DVD
Laser Semiconductor laser,
wavelength 650 nm
for VCD and DVD,
wavelength 780 nm for CD
Emission duration Continuous
Signal system CX-VX55:
PAL 625/50, NTSC 525/60
(AEP, UK, CET, E3)
NTSC 525/60 (E41)
PAL, NTSC (AUS, SP, RU)
CX-VX77: PAL, NTSC
Frequency response 2 Hz – 20 kHz (±1.0 dB)
(audio)
Signal-to-noise ratio More than 75 dB
(audio) (1 kHz, NOP,
20 kHz LPF/A-Filter)
Dynamic range (audio) More than 70 dB
Harmonic distortion 0.5% (1 kHz, at 12 W position)
(audio) (20 kHz LPF/A-Filter)
Sony Corporation
9-879-239-04
2005J04-1 Personal Audio Division
© 2005. 10 Published by Sony Engineering Corporation
CX-VX55/VX77
Photo: CX-VX55
SPECIFICATIONS
Video
Inputs
VIDEO (AUDIO IN):
MIC (phone jacks):
SCART (AUDIO IN):
Video output
S VIDEO OUT
COMPONENT VIDEO OUT
AEP Model
UK Model
Australian Model
Model Name Using Similar Mechanism
Sensitivity: 800 mV
Impedance: 50 kilohms
Sensitivity: 4 mV
Impedance: 10 kilohms
AEP, UK, CET, RU model:
Sensitivity: 800 mV
Impedance: 50 kilohms
1.0 V (p-p), 75 Ω,
negative sync., RCA jack
AEP, UK, CET, RU model:
EURO AV (TO TV)
E3, E41, AUS, SP model:
(Y) 1.0 V (p-p), 75 ohms,
negative sync.,
Mini DIN 4-pin × 1
(C) 0.286 V (p-p), 75 ohms
E3, E41, AUS, SP model:
(Y) 1.0 V (p-p), 75 ohms,
negative sync., RCA jack × 1
(P /C )/(P /C ) 0.7 V (p-p),
B B R R
75 ohms, RCA jack × 2
– Continued on next page –
DVD RECEIVER
E Model
CX-VX33
1