Sansui B-3000 - Power Amplifier

SERVICE MANUAL
SUPPLEMENT EDITION
SANSUI
NOTE
.
aa
This
edition
is
supplement
for
B-3000/1000
Service
Manual
previously
issed,
and
applies
to
all
B-3000
;
and
B-1000
with
NEW
SANSUI
MARK
on
the
front
panel
For servicing, please refer to this edition together
R 3 O O QO with original B-3000/1000 Service Manual.
=
STEREO POWER AMPLIFIER
NOTICE:
Since the circuits of motor drive contrrol and protector section employed
in B-1000 (CSA*EU and SEV) are similar to those of B-3000,the schematic
diagram of those circuits are omitted from this manual,therefore please
refer to the schematic diagram of B-3000,
CAUTION
1.Parts identified by the AA symbol on the schematic diagram and the parts list are
critical for safety. Use only replacement parts that have critical characteristics
recommended by the manufacturer,
2.Make leakage-current or resistance measurements to determine that exposed parts
are acceptably insulated from the supply circuit before returning the appliance to
the customer.
NOTICE:
1 The symblos, UL,CSA,SS,EU,SEV and XX ¢EXPORT> on the parts List mean followings respectively,
UL -+eee Manufactured for U.S.A market .(Underwriters Laboratories approved model)
CSAs +++ Manufactured for Canadian market, SS cereres Manufactured for Saudi Arabia market,
EU sseee Manufactured for European market. SEVe-:+++++: Manufactured for Swiss market.
XX (EXPORT) «+--+: Standard Version. NON MARK:-++----+ Common Parts.
2 0n the parts list, the changed parts are specified by “#” mark on top of the Parts No.
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