Sony ta s 7 service manual

Page 1

SERVICE MANUAL

Til-87

AEP Model
UK Model

SPECIFICATIONS

POWER OUTPUT AND TOTAL HARMONIC DlSTOFlTION: 0U1P|Ji
with 4 ohm loads, both channels driven, from 20 - 20,900 Output jack Voltage /impedance
Hz; rate 60 watts per channel minimum RMS power. wrth no G O T V I 150 v
more than 0.008 % total harmonic distortion from 250 RE U Ir: Since $0th
milliwatts to rated ouput. p
Q SPEAKERS Model for Scandinavian
Ampllller countries, Spain and Pongual
Continuous RMS power output (both channels driven Accepts speakers 0'
simultaneously) 3- gslogms- th
0 e s oro er count 'es
Models lor European countries Accepts speakers of n
thms eow+eow 4-160hms
DIN 1 kHz 8 ohms 60 w + 60 w HEADPHONES Accepts low and high
60 W + 60 W impedance headphones,
20 Hz - 20kHz 4 ohms THD 002 %
Intermodulelion (IM) distortion (60 Hz:7 kHz = 4:1)
50 W + 0 W
20 Hz - 20 kHz 8 ohms 5 Less than 0008 %_ at rated output

THD 0.008 %

Frequency response PHONO: RIAA equalization curve :05 dB

Models for Scandinavian countries, Spain and Portugal

TUNER, co. AUX, TAPE1. TAPEZ:
5 Hz-100kHz :gda

6 ohms 70 W + 70 W
DIN 1 kHz Tone controls
8 ohms 60 W + 60 W
20 H 20 kH a h 50 w + 50 W Response Turnover frequency
2 2 ° "5 mg was % BASS 1 6 dB (100 Hz) 500 Hz
TREBLE i 6 dB (10 kHz) 3 kHz
Input
. . Residual noise Less than 170 14V (network A)
S/N (weighting .
Input jack Sensitivity Impedance network, input Damping factor 70 (8 ohms. 1 kHz)
level)
MM 2.5 mV so kilohms 92 dB - 0°"tlnued 0" "9) page -
(A, 5 mV)
PHONO 75 dB
MC 170 MV 100 ohms (A. 05 mV)
TUNER, CD, . 100 dB
Aux. TAPE1/2 15° "W 3° mm (150 mV)

INTEGRATED 31mm AMPLIFIER
* S ONY;

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TA-S7

General

System Preampliiier: Low-noise, high»gain equalizer
amplifier
Power amplifier: Pure-complementary SEPP
OCL power amplifier with all stages directly
coupled
Power requirements Continental European models:
220 - 230 V AC. 50/60 Hz
UTK. models: 240 V AC, 50/60 Hz

Power consumption
Models for Power consumption
UK _
Other European countries 170 W
Scandinavian countries 185 W
AC outlet 2 switched, total 300 W max.
Dimensions Approx. 430 X 95 X 365 mm (w/h/d)
(17 X 33h X 143/. Inches)
Weight Approx. 7.2 kg (15 lb 14 oz)
Remote commander (RM-S7GX)
Remote control infrared control
system

Power requirements 3 V DC with two R6 (size AA) batteries

" For all the countries except U.l<.. the above
values are measured at 230 V AC.

Design and specifications subject to change without notice.

Note
This appliance conforms with EEC directive B7/308/EEC regarding
interference suppression.

MODEL IDENTICATION
- Specification Label -

TABLE OF CONTENTS
Section _ m Page
1. GENERAL
Location of Controls
Connections ~~~~~~~~~~
2. ELECTRICAL ADJUSTMENTSL.....A....................
3. DIAGRAMS
3-1. IC Pin Functions

3~2. Block Diagram ~
3-3, Circuit Boards Location ~
34, Printed Wiring Boards~~~

3.5. Schematic Diagram ...................... ......................
4. EXPLODED VIEWS
44 Front Panel Section~

4-2. Chassis Section ~~

SONY; MODEL NOI TA-S7

INTEGRATED STEREO AMPLIFIER

/////////////////////////o

SERIAL NO
MADE IN JAPAN

AEl, AE2,
Germany Model : AC 220 - 230V 50/60 Hz
UK Model : AC 240V 50/60 HZ

ELECTRICAL PARTS LIST ........ ................

SAFETY-RELATED COMPONENT WARNING! !

COMPONENTS IDENTIFIED BV MARK A 0R DOTTED
LINE WITH MARK A ON THE SCHEMATIC DIAGRAMS
AND N THE PARTS LIST ARE CRITICAL T0 SAFE
OPERATION. REPLACE THESE COMPONENTS WITH
SONY PARTS WHOSE PART NUMBERS APPEAR AS
SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB~
LISHED BY SONY.