Sony str av 30r rec service manual

Page 1

STR-AVBU

SERVICE MANUAL

A EP Model

SPECIFICATIONS

Ampllller sectlon
Continuous RMS power output
According to DIN 45500
40 + AOwatts(8 ohms)
At 1 kHz
45 + 45 watts (1% THD, 8 ohms)
50 + 50 watts (1% THD, 4 ohms)
Harmonlc distortion
Less than 0.8% at rated output

Frequency response
PHONO: RIAA equalization curve 20.5 dB
CDIAUX l
VIDEO 10 Hz - 70 kHztidB
TAPE/DAT I
Inputs
Sensitivlty Impedance SIN (weighting
network, input level)
PHONO 2.5 "IV 50 kilohms 77 dB
75 dB (A, 2.5 mV)
CD/AUX
. 95 dB
VIDEO 150 NW 50 kllohms
TAPE/DAT BOdB (A, 150 rnV)
'18 IHF
Outputs VIDEO (AUDIO) OUT
REC OUT
Voltage 150 mV
Impedance 10 kilohms
SPEAKERS A, B
Accepts speakers 01 B - 16 ohms.
HEADPHONES
Accepts low and high impedance
headphones.

SAFETV-RELATED COMPONENT WARNINGI!

COMPONENTS IDENTIFIED BV SHADING AND MARK

A 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 8V SONV.

MICROFILM

Tone controls BASS
:8 dB at 100 Hz
TREBLE
:8 dB at 10 kHz
FM tuner sectlon All tuner section
Tuning range 87.5 - 108 MHz 531 ~ 1,602 kHz
Antenna 300 ohms, balanced External antenna
terminals 75 ohms, terminal
unbalanced
Intermediate
frequency 10.7 MHz 450 kHz
Sensitivity at 17.3 dBI. 4 W (mono)
50 dB quieting 33.3 1181,45 uV -
(stereo)
Usable 11.2 dBI, 2uV (IHF) Layout-tree antenna:
sensitivity 50 dBIm

(at 1,000 kHz)
External antenna:
100 uv (at 1,000 kHz)

Signal-tonoise 76 dB (mono) 54 dB (at 50 mV/m)
ratio 70 dB (stereo)
Harmonic o. 15% (mono) 0.3% (at 50 mV/rn.
distortion 0.3% (stereo) 400 Hz)

at 1 kHz
Selectivity 60 dB at 400 kHz 40 dB at 10 kHz
Separation 45 dB at 1 kHz
Frequency sort-1510113503
response

- Continued on page 2 v

FM STEREO/FM-AM RECEIVER
SONY®

Page 2

STR-AV3OR I

F EATU R ES
Remote command-r
Power consum tlon . . r .
p 3 v DC Wm. MO R6 (sue AA) batteries The STR-AvaoR is a combined receiver and audiol'video
Remote comm system control center. You can listen to various audloiwdeo
"my comm. program sources through the amplifier of the receiver and
the speakers connected to it.
General I Remote control operation is possible.
System Tuner section: PLL quartz-locked digital ' A1013 0f 10 FMAM stations can be DIESEL
synthesizer system - A quartz-locked digital synthesizer system allows precise
Preamplifier section: low-noise NF type tuning.
equalizer amp
Power ampiiiier section: quasloomplementary
SEPP
Power requirements
220 V AC, 50 Hz
Power consumption
100 watts w
in standby condition: 5 watts Title Page
AC outlets Two switched (total 100 watts)
Dimensions Approx. 430 x 105 x 285 mm (wlhld)
(17x4lhx 111/. inches) SPECIFICATIONS ................................... l
including projecting pans and controls SPECIFICATIONS/FEATURES/MODEL IDENTIFICATION, . 2
Weight Approx. 6.2 kg (13 lbs 11 oz) net SECTION 1 OUT LINE
PM 7 k9 5 "5 6 I i" Wm M" 1-1. LOCATION AND FUNCTION OF CONTRO LS ..... 3
1-2. DISPLAY WINDOW ........................... 4
1-3. DESCRIPTION OF HD6140425F96(IC301),
THE FLOURESCENT INDICATOR (FR301)
AND THE KEY BOARD ....................... 5
SECTION 2 ELECTRICAL ADJUSTMENTS
2-1t AM SECTION ............................... 7
2-2. FM SECTION .............................. 8
SECTION 3 DIAGRAMS
3-lt MOUNTING DIAGRAM ....................... 13
3.2 SCHEMATIC DIAGRAM ....................... 17
CIRCUIT BOARDS LOCATION .................... 22
IC BLOCK DIAGRAMS ......................... . 22
SECTION 4 EXPLODED VIEWS AND PARTS LIST . . . .24
SECTION 5 ELECTRICAL PARTS LIST ............ . .26
TROUBLESHOOTING .................... . .32

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MODEL IDENTIFICATION
- Specification Label -

SONYe MODEL no. W I--- STR-AvaoFt
FM STEREO/ FMAM RECEIVER

G-AEP MODEL
FREQUENCY RANGE: FM 875-103 MH
AM 531-1602ksz AEP MODEL
IF Fit/110.7 MHZ AM450kHZ
- AC: 220v ~ 50Hz100W
SERIAL N0.

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