Sansui Seven Service Manual

Page 2

Congratulations on joining the thousands of proud, satisfied owners
of quality stereo components from Sansui, Japan's foremost audio-
only specialist.

In many ways, the SEVEN is a culmination of our long experience
and arduous research in the design and manufacture of quality audio-
only equipment.

Its tuner section combines an FET~equipped super sensitive FM
frontend and an IC-equipped FM 1F amplifier which ensures outstand-
ing FM selectivity and superb tone quality.

Its amplifier section is a ISO-watt masterpiece designed, tested and
proven to bring out every subtle shade of the original sound, regard.
less of the program source, free from distortion.

Over-all, the receiver is equipped with practically all the switches,
controls, inputs and outputs that you would ever need to enjoy todays
most advanced hi-fi sound reproduction.

This manual has been prepared to guide you in operating and caring
for the receiver correctly, so that you will get the most out of its
built-in high performance and exceptional versatility. May we sug-
gest that you read it once carefully?

CONTENTS

SWITCHES AND CONTROLS ....................................... 3, 4, 5
CONNECTIONS ......................................................... 6, 7, 8
OPERATIONS .................................................................. 9
4-CHANNEL STEREO SYSTEM ....................................... 10
NOISE REDUCTION SYSTEM .......................................... 11
SIMPLE MAINTENANCE HINTS .................................... 12
SIMPLE MAINTENANCE HINTS/ACCESSORIES ............ 13, 14
GENERAL TROUBLESHOOTING CHART ..................... 15, 16
SPECIFICATIONS ......................................................... 17
DISASSEMBLY PROCEDURE .......................................... 18
TEST POINTS ............................................................... 19
SCHEMATIC DIAGRAM OF AMPLIFIER SECTION ...... 20, 21
SCHEMATIC DIAGRAM OF TUNER SECTION ............... 22, 23
ALIGNMENT ...................................................... 24, 25, 26
PRINTED CIRCUIT BOARDS AND PARTS LIST ............ 27~39

OTHER PARTS AND THEIR LOCATION ON CHASSIS... 40~42