Sony ST-V715L Service Manual

SERVICE MANUAL
West Germany Model
Italian Model
SPECIFICATIONS
Tuner
Circuit system FM stereo, FM/AM superheterodyne tuner
Quartz-locked PLL digital synthesizer system
FM tuner
Frequency range 87.5 — 108 MHz
Antenna terminals
75 ohms unbalanced
Intermediate frequency
10.7 MHz
Sensitivity at 46 dB quieting
19.5 dBf, 5 uV (mono)
39.5 dBf, 50 pV (stereo)
Signal-to-noise ratio 74 dB (mono)
69 dB (stereo)
Harmonic distortion 0.08% (mono)
at 1 kHz 0.15% (stereo)
Separation at 1 kHz 45 dB
Capture ratio 1.0dB
Automatic tuning
threshold ener
Frequency response | 40 Hz to 12.5 kHz
FO;5
Selectivity 55dB(300kHz)
Image response ratio 80dB
If response ratio 100dB
Output 410 mV, 3.3 kilohms (at 40 KHz deviation)
MW/LW tuner
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Tuning range 531 to 1,602kHz(WG)} 153 to 281kHz:(WG)
531 to 1,611kHz:(IT) 144 to 288kHz:(IT)
AM loop antenna, external antenna terminal
intermediate 450 kHz
frequency
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ia ae ee IT:Itarian model
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MICROFILM
When the supplied AM loop antenna is used.
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Usable sensitivity (999 kHz) | (230 kHz)
500 uV/m | 900 uV/m
Signal-to-noise ratio (999 kHz) | (230 kHz)
54 dB 50 dB
Harmonic distortion ' 3
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Selectivity
B
General
Power requirements
220V AC, 50/60Hz
Power consumption
15W
AC outlet 1 Unswitched, max. 100 W
Dimensions Approx. 355 x 80 x 315 mm (W/H/D)
(14 x 344 x 12/2 inches)
Weight Approx. 2.5 kg (5 Ib 9 oz)
Accessories supplied
Remote control cord (1)
Connecting cord (1)
AM loop antenna (1)
FM wire antenna
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK /\ OR DOTTED
LINE WITH MARK /\ 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 PUB-
LISHED BY SONY.
FM STEREO/FM-AM TUNER
SON
Y.