Sony xr c 113 service manual

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XR-C113

SERVICE MANUAL

East European Model

Model Name Using Similar Mechanism XR-3503MK2

Tape Transport Mechanism Type MG-SGSZ7-32
SPECIFICATIONS

Cassette player section Power amplifier section
Tape track 4-track Z-channel stereo Outputs Speaker outputs
Wow and flutter 0.13 % (WRMS) (sure seal connectors)
Frequency response 30 - 15,000 Hz Speaker impedance 4 - 8 ohms
Signal-to noise ratio 55 dB Maximum power output 25 W x 4 (at 4 ohms)
Tuner section General
FM Output lead Power antenna relay
Tuning range 6510 - 74.0 MHz control lend/Power

87.5 ~108,0 MHz amplifier control lend
Antenna terminal External antenna connector Tone controls Bass 28 dB at 100 Hz
Intermediate frequency 10.7 MHz Treble :8 dB at 10 kHz
Usable sensitivity 15 dBf Power requirements 12 V DC car battery

(75 ohms 87.5 - 108.0 MHz) (negative ground)

12 dBf Dimensions Approx. 188 x 58 x 170 mm

(75 ohms 65.0 - 74.0 MHZ) (w/h/d) not incl.
Selectivity 70 dB at 400 kHz projecting pa rts and
Signal-tomoise ratio 63 dB (stereo), controls

68 dB (mono) Mounting dimension Approx. 182 x 53 x 153 mm
Harmonic distortion at 1 kHz (w/ h/ d) not incl.

05% (stereo), projecting parts and

04% (mono) controls
Separation 28 dB at 1 kHz Mass Approx. 1.3 kg
Frequency response 30 - 15,000 Hz Supplied accessories Parts for installation and
Capture ratio 5 dB connections (1 set)

Front panel case (1)

MW/LW
Tuning range MW: 531 -1,602 kHz

LW3 153 281 kHz Design and specifications are subject to change without
Antenna terminal External antenna connector notice.
Intermediate frequency 450 kHz
Sensitivity MW: 35 uv

LW: 70 V

FM/MW/LW CASSETTE CAR STEREO
S 0 NY;

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TABLE OF CONTENTS

GENERAL
Button Locations.
Setting the Clock .
Cassette Player Opera ion ..
Radio Reception ..
Other Functions
CD Changer Operation i.
Maintenance .
Connections"

DISASSEMBLY
Cover
Lock Assy .
MD Block.
Heat Sink i.
Main Board

MECHANICAL ADJUSTMENTS .............................. I]

ELECTRICAL ADJUSTMENTS
Deck Section
Tuner Section ..

DIAGRAMS
IC Pin Description
Printed Wiring Boards
Schematic Diagram

EXPLODED VIEWS
Chassis Section
Front Panel Section .
Mechanism Section (I) ..
Mechanism Section (2) i.

ELECTRICAL PARTS LIST ...................................... 31

Notes on Chlp Component Replacement
0 Never reuse a disconnected chip component.
0 Notice that the minus side of a tantalum capacitor may he dam-

aged by heat.