Sansui CA 303 Service Manual

Page 2

HOW TO USE THIS SERVICE MANUAL

14 Look up the type of trouble you are Confronted with in either
the General or Troubleshooting charts provided in this manual
from pp 2710.

Z. By referring to the charts, isolate the trouble to a particular
unit or part. (See the column titled What to Do in the General
Chart and Check Point in the Troubleshooting Chart.)

3. Locate the section of the chassis (Parts Layout pp 11,12) in
which the parts is located by using the co-ordinates (Column D)
in the Parts List pp 23-26.

4. Using the co-ordinates given in the Parts List (Column C),
pinpoint the position of the parts in the Schematic Diagram of
Circuits, pp 13, 14.

NOTE: Much of the information contained in this manual has
been prepared for use by qualified service repairman. Please read
your Warranty thoroughly before attempting any internal adjust~
ments on your own.

CONTENTS

GENERAL CHART .............................................. 2, 3
TROUBLESHOOTING CHART
Common to All Program Sources .............................. 4, 5
Program Source: Record Player Using Magnetic Cartridge,
Tape Deck or Microphone ...................................... 6, 7
Channel Divider Troubleshooting Chart ................ 8, 9, 10
PARTS LAYOUT .............................................. 11, 12
CIRCUIT DIAGRAM .......................................... 13, 14
BLOCK DIAGRAM ................................................ 15
EXPLODED VIEW OF CA-303 .................................. 16
SELECTOR CHART ...................................... 17, 18, 19
PARTS LAYOUT IN PRINTED CIRCUITS .......... 20, 21, 22

PARTS LIST .......................................... 23, 24, 25, 26