Sony str av 1000 service manual

Page 1

U8 Model
Canadian Model

PHOTO: STR-AV1000

AUDIO POWER SPECIFICATIONS

POWER OUTPUT AND TOTAL HARMONIC
DISTORTION:

With 8-ohm load, both channels driven, from
20-20,000 Hz, rated 120 watts (STR-AV1000)
or 100 watts (STR-AV900) per channel
minimum RMS power, with no more than
0.008% (STR- AV1000) or 0.03% (STR-AV900)
total harmonic distortion from 250
milliwatts to rated output.

Other Spec ations

Amp I Ier section
Dynamic power output
STR-AV1000
195 watts + 195 watts (5 ohms, at 1 kHz IHF)
250 watts + 250 watts (4 ohms. at t kHz IHF)
STR-AVQOO
140 watts + 140 watts (3 ohms, at 1 kHz IHF)
190 watts + 190 watts (4 ohms, at 1 kHz IHF)
Harmonic distortion
ST R-Av1ooo: Less than 0008 % at rated output
ST R-AVSOO: Less than 0.03 % at rated output
Intermodulation (IM) distortion
STR-AV1000: Less than 0008% at rated output
ST R-AV900: Less than 0.03 % at rated output
Frequency response
PHONOIRIAA equalization curve $0.5 dB
CD, DAT, TAPE 1,2
VIDEO 1, zoom; 5 Z 3° '1 .5 9
Residual noise Less than 70W (8 ohms, network A)
Damping tactor 50 (8 ohms, 1 kHz)

Inputs

Sensitivity Impedance SIN

PHONO,MM 2.5 mV 50 kilohms 87 dB
, 7968 (A. 2.5mV)

. 1.2.3,; . 105GB
TAPELZ : 150 mV 50 kilohms as 68' (A,150m\/)
78 IHF
Outputs DAT OUT, REC OUT 1.2. VIDEO 1
Voltage 150 mV
Impedance 10 Kilohms
SPEAKER A, B
Accepts speakers at 8-16 ohms.
HEADPHONES
Accepts high and low immpedance
headphones
Subsonic tilter 6 dB/oct, attenuation below 15 Hz
Muting -20 dB

Graphic Equalizer
110 dB at 63 Hz, 150 Hz. 400 Hz, 1 kHz.
2.4 kHz, 6 kHz, and 14 kHz

Video sectlon

inputs VIDEO 1, 2, 3: Wop, 75 ohms

Outputs VIDEO 1, MONITOR: 1Vp-p. 75 ohms

-Continued on page 2-

FM STEREll/FM-AM RECEIVER
SONY;

Page 2

STR-AV900/AV1 000

FM tuner section
Frequency range 875 MHz - 107.9 MHz
Antenna terminals 75 ohms. coaxial
Sensitivity at 50 dB 183 URL 4.5 14V (mono)

38.8 (181, 45 V (stereo)
Usable sensitivity 11.2 dBt, 2 V (IHF)
Singieto-noise ratio 82 dB (mono), 76 dB (stereo)
Harmonic distortion 0.1% (mono), 0.2% (stereo) at 1 kHz
IM distortion 0.1% (mono), 0.2% (stereo)
Separation 45 dB at 1 kHz
Frequency response 30 Hz - 15 kHz 1?? dB
Selectivity 60 dB at 400 kHz
Capture ratio 1.2 dB
AM suppression ratio 54 dB
Image response ratio 80 dB
IF response ratio 90 dB
Spurious response ratio 100 dB
RF lntermodulation 65 dB (500 kHz)
Auto tuning threshold LOW 30 dBt, HIGH 50 (BI

AM tuning section

Frequency range 530 - 1.610 kHz (with 10 kHz interval)
531 - 1.602 kHz (with 9 kHz Interval)

Antenna Loop antenna

Usable sensitivity 500 W (at 1000 kHz or 999 kHz)

Signal-to-noise ratio 54 dB (at 50 mV/m)

Harmonic distortion 0.3% (50 mV/m, 400 Hz)

Selectivity 35 dB (9 kHz). 40 dB (10 kHz)

Auto tuning threshold 55 dB

General

System Tuner section: PLL quanz-Iocked digital
synthesizer system

Preamplifier section:low-noise NF type
equalizer

Power amplilier sectionzpure complementary
SEPP

Power requirements 120V AC, 60Hz

Power consumption STR-AVIOOO: 210 watts

ST R-AVSOO: 170 watts

AC outlets Two switched, total 100W
Dimensions Approx. 430x130x356mm (w/h/d)
(17x5laxl4la inches)
Including projecting parts and controls
Weight
STR-AV1000 Approx. 8.3 kg (18 lb 5 02) net
ST R-AV900 Approx. 7.3 kg (16 lb 2 oz) net

Accessories supplied

FM ribbon antenna (1)

AM loop antenna (1)

Remote Commander
(1. RM-P101 tor STR-AV1000.
RM-UBO for ST R-AV 900)

External antenna connector (1)

Sony Batteries SUM-3 (NS) (4 lor RM-P101
Remote Commander and 2 for RM-UBO
Remote Commander)

SAFETY-RELATED COMPONENT WARNING

COMPONENTS IDENTIFIED BY MARK A OR DOTTED
LINE WITH 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 PUE
LISHED BY SONY.

Section

TABLE OF CONTENTS

Title Page

Specifications ...................... 1 - 2
Safety Check-out . ,
Servicing Note .......

SECTION 1. GENERAL

SECTION 2. DIAGRAMS
2-1. Semiconductor Lead Layouts ......... 8
Circuit Boards Location ................ 8

2-2. Printed Wiring Boards
(Main Section) . .............. 9712
2-3. Schematic Diagram (Main Section) . 13- 15
2-4. Schematic Diagram
(Display Section) ............. 16 718
2-5, Printed Wiring Boards
(Display Section) ............. 19 - 21
FM Front End ................ . . , 22
Input & Output-Terminal Names . . . . . , 22
2-6. Voltages ................... 23A27
SECTION 3. EXPLODED VIEWS ....... 28-29
SECTION 4. ELECTRICAL PARTS LIST. . 30- 39

ATTENTION AUCOMPO'SANT AYANT RAPPORT
A LA SECURITE!

LES COMPOSANTS IDENTIFIES PAR UNE MAROUE A
sun LES DIAGRAMMES SCHEMATIOUES ET LA LISTE
DES PiEcEs SONT CRITIQUES POUR LA SECURITE
DE FONCTIONNEMENT. NE REMPLACER cEs cOM-
POSANTS OUE PAR DES PIECES SONY DONT LES
NUMéRos som- DONNEs DANS CE MANUEL ou
DANS LEs sUPPLEMENTs PUBLIEs PAR SONY.