Sony HCD-VX777 Service Manual

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SERVICE MANUAL
Ver 1.0 2001.04
HCD-VX777 is the tuner, deck, CD and amplifier
section in MHC-VX777.
TE
L 13942296513
VIDEO CD/CD player section
System
Laser
Laser Output
Frequency response
Wave length
Signal-to-noise ratio
Dynamic range
Video color system format
CD OPTICAL DIGITAL OUT
(Square optical connector jack, rear panel)
Wave length
Output level
Tape player section
Recording system
Frequency response
(DOLBY NR OFF*)
Wow and flutter
* HCD-VX777 only
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.
Sony Corporation
9-873-850-11
2001D0900-1 Home Audio Company
© 2001.4 Shinagawa Tec Service Manual Production Group
http://www.xiaoyu163.com
TAPE DECK
Compact disc and digital audio system
Semiconductor laser (λ=780nm)
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.
2 Hz — 20 kHz (–0.5 dB)
780 — 790 nm
More than 90 dB
More than 90 dB
660 nm
—18 dBm
4-track 2-channel stereo
40 — 13,000 Hz (–3 dB), using
Sony TYPE I cassette
40 — 14,000 Hz (–3 dB), using
Sony TYPE II cassette*
–0.15% W.Peak (IEC)
0.1% W.RMS (NAB)
–0.2% W.Peak (DIN)
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http://www.xiaoyu163.com
HCD-VX777
2 9
8
Model Name Using Similar Mechanism
CD Mechanism Type
CD
SECTION Base Unit Type
Optical Pick-up Type
Model Name Using Similar Mechanism
Q Q
SECTION
Tape Transport Mechanism Type
3 6 7 1 3
SPECIFICATIONS
Tuner section
FM stereo, FM/AM superheterodyne tuner
FM tuner section
Tuning range
Antenna
Antenna terminals
Intermediate frequency
AM tuner section
Tuning range
Latin American models:
PAL
Middle Eastern models:
Other models:
Antenna
Antenna terminals
Intermediate frequency
COMPACT DISC DECK RECEIVER
.
9 4 2 8
HCD-DX70
CDM58E-30BD61A
BU-30BD61A
A-MAX.3
NEW
TCM-230AWR41/MWR41
1 5 0 5 8 2 9 9 4
87.5 — 108.0 MHz
FM lead antenna
75 ohm unbalanced
10.7 MHz
530 — 1,710 kHz
(with the interval set at 10 kHz)
531 — 1,710 kHz
(with the interval set at 9 kHz)
531 — 1,602 kHz
(with the interval set at 9 kHz)
531 — 1,602 kHz
(with the interval set at 9 kHz)
530 — 1,710 kHz
(with the interval set at 10 kHz)
AM loop antenna
External antenna terminal
450 kHz
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E Model
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