Sony exr 200 service manual

Page 1

EXR-ZIIII

SERVICE MANUAL

US Model
Canadian Model

SONY

mo «areas;
EKR-Zm)

l

'0" mm 4

Model Name Using Similar Mechanism

XR-239O

Tape Transport Mechanism Type

MG-3GSHJ-32

SPECIFICATIONS

AUDIO POWER SPECIFICATIONS

POWER OUTPUT AND TOTAL HARMONIC DISTORTION
10 watts per channel minimum continuous average power into
4 ohms, both channels driven from 30 Hz to 20 kHz with no more

than 1% total harmonic distortion.

Other Specifications

Cassette player section

Tape track «Hrack Z-channol stereo
Frequency response 40 ~ 15,000 Hz
Signal-tovnoise ratio 55 dB with TYPE I cassettes
Wow and flutter 0.13 "/u (WRMS)

Tuner section
FM

Tuning range
Antenna terminal

875 ~ 107.9 MHZ

External antenna connector/
Power antenna relay control lead
lnlermediate Irequency

Power amplifier section
Outputs Speaker outputs
(sure seal connectors)
Speaker impedance 3.2 - 8 ohms
Maximum power output
20 W x 2 (at 4 ohms)
6 W x4 (at thms)

General

Power requirements 12 V DC car battery
(negative ground)
Mounting dimensions Approx. 178 x 50 x135 mm

107MH2 (W/h/d)(7'/u><2><5/fii~)
Usable sensitivity 13 mil (75 ohms) Mass Approx 1-2 kg (2 lbt 10 02)
Selectivity 70 dB at 400 kHz Accessories supplied Mounting hardware (I set)
Signal>tcrnoise ratio 65 d8 (stereo), Power connecting cord (1)
68 dB (mono)
Harmonic distortion 3. 1 kHz Design and specifications subject to change without
09% (stereo), 055$
0.5% (mono)
Separation 33 dB at 1 kHz
Frequency response 30 - l5,000 Hz
Capture ratio 2 dB
AM FM/AM CASSETTE CAR STEREI]
Tuning range 530. 1,710 kHz

Antenna terminal External antenna connector/
Power antenna relay control lead
Intermediate frequency

450 kHz

Sensitivity 32 uV

SONY®

Page 2

2-1.
2-2.
2-3.
2-4.

5.

5-1.
5-2.

6-1.
6-2
6-3.

TABLE OF CONTENTS

GENERAL
Location and Function of Controls ............... 3
Setting the Clock .................
Listening to the Tape Playback
Automatic Tuning .................................. 5
Manual Tuning .................................... 5
Using the Memory Preset Tuning .................. 6
Connections ........................................ 7
DISASSEM BLY
Cover ............................................ 8
Front Panel Assy ................................ 8
MD Block ...................................... 9
Main Board ...................................... 9
MECHANICAL ADJUSTMENTS .................. 10

ELECTRICAL ADJUSTMENTS
Deck Section . .
Tuner Section

DIAGRAMS
Printed Wiring Boards . ,
Schematic Diagram ..............................

EXPLODED VIEWS

Chassis Section .............................. . .25
Mechanism Deck Section 1 .................. . .26
Mechanism Deck Section 2 ...................... 27
ELECTRICAL PARTS LIST ...................... 28

Notes on Chip Component Replacement

~ Never reuse a disconnected chip component.
- Notice that the minus side of a tantalum capacitor may
be damaged by heat.