Sony STR-V7700 Service Manual

SERVICE MANUAL

STR-V7700 is RECEIVER section in
MHC-V7700AV.
Manufactured under license from Dolby Laboratories
Licensing Corporation.
"DOLBY", "PRO LOGIC" and the double-D symbol a are
trademarks of Dolby Laboratories Licensing Corporation.
Amplifier section
Continuous RMS power output
FRONT SPEAKER:
China model 100+100 watts
6 ohms at 1 kHz, 10%
THD (240V AC supply)
85+85 watts
6 ohms at 1 kHz, 10%
THD (220V AC supply)
Other models 100+100 watts
(6 ohmsat 1 kHz,10%
THD)
CENTER SPEAKER:
45watts (reference)
(8 ohms at 1 kHz, 10%
THD)
REAR SPEAKER:
30+30 watts (reference)
(8 ohms at 1 kHz, 10%
THD)
Peak music power output:
1800 watts (reference)
Inputs MD/VIDEO 1 IN (phono
jacks): voltage 250 mV,
impedance 47 kilo ohms
AV INPUT AUDIO
(phono jacks): voltage 250
mV, impedance 47 kilo
ohms
MIX MIC 1/2 (phone
jack): sensitivity 1 mV,
impedance 10 kilo ohms
Outputs MD/VIDEO 1 OUT
(phono jacks): voltage 250
mV, impedance 1 kilo ohm
PHONES (stereo phone
jack): accepts headphones
of 8 ohms or more.
MICROFILM
STR-V7700

SPECIFICATIONS

FRONT SPEAKER:
accepts impedance of 6 to 16
ohms
CENTER SPEAKER:
accepts impedance of 8 to 16
ohms
REAR SPEAKER:
accepts impedance of 8 to 16
ohms
SUPER WOOFER:
Voltage 1 V, impedance 1
kilo ohm
Video section
Inputs AV INPUT VIDEO
(phono jack):
1 Vp-p, 75 ohms
VIDEO IN (phono jack):
1 Vp-p, 75 ohms
Outputs MONITOR OUT (phono
jack): 1 Vp-p, 75 ohms
VIDEO OUT (phono
jack): 1 Vp-p, 75 ohms
S-VIDEO (4-pin/mini-
DIN jack):
Y: 1 Vp-p, unbalanced,
sync negative
C: 0.286 Vp-p, load
impedance 75 ohms
Tuner section
FM stereo, FM/AM superheterodyne tuner
FM STEREO/FM-AM RECEIVER
E Model
Chinese Model
FM tuner section
Tuning range 87.5-108.0 MHz
Antenna terminals 75 ohm unbalanced
Intermediate frequency 10.7 MHz
AM tuner section
Tuning range
Thai models: 531-1,602 kHz
(with the AM tuning
interval set at 9 kHz)
530-1,710 kHz
(with the AM tuning
interval set at 10 kHz)
Other models: MW
531-1,602 kHz
(with the MW tuning
interval set at 9 kHz)
530-1,710 kHz
(with the MW tuning
interval set at 10 kHz)
SW
5.95-17.90 MHz
(with the SW tuning
interval set at 5 kHz)
Intermediate frequency450 kHz
Antenna AM loop antenna
External antenna terminal
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