ERE0 POWER AMPLIFIER
CONTENTS
f
IMPORTANT
NOTICE
This manual has been provided for the use of authorized Yamaha Retailers and their service personnel.
It has been
assumed that basic service procedures inhennt to the industry, and more specifically Yamaha
Products, are already known and understcad by
the
users,
and
have therefore not been restated.
WARNING:
Failure to follow appropriate service and safety procedures when servicing this product
may result in
personal injury, destruction of expensive Eamponentr
and
failure of the
product
to
perform as specified. For these reasons,
we
advise all Yamaha product ownel
rhat all sewib~ required should
be
performed by an authorized Yamaha Retailer or
th
appointed service representative.
IMPORTANT:
The presentation or sale of this manual
to
any individual or firm does not ~onstitute
authorization, certification
or
remgnitidn of any appllcaMe technical aapabillties,
or
establish a principle-agent relationship of any form.
The
data provided is believed
to
be accurate and applicable to the unit(s) iddftxtted
an
the
wver.
The
research, engineering, and service departments of
Yamaha are continually striving
to
imptwe Yamaha
products. Modifications
are,
therefore, inevitable and specifications are subjectt~
chaage
wi&out notice or
obligation to retrofit. Should any discrepancy appear
to
exist, please contact the distributor's Servim
Division.
WARNING:
Static discharges can destroy expensive components. Discharge any staticelectricity your
body may have accumulated by grounding yourself to the ground buss in
the
unit (heavy
gauge black wires
c~lncct
to
this buss).
IMPORTANT:
Turn the unit OFF during d~sassembly and parts replacement. Recheck all work before
you apply
power
to
the unit.
L
-
-
- -
TO SERVICE PERSONNEL
.................
1 ADJUSTMENTS
........................
4
FRONTIREAR PANELS
...................
1 PRINTED CIRCUIT BOARD
.............
5
-
9
SPECIFICATIONS
.......................
2
SCHEMATIC DIAGRAM
..................
10
BLOCK DIAGRAM
......................
2 WIRING..
...........................
11
INTERNAL
VIEW..
.....................
3
PARTSLIST..
....................
12-20
DISASSEMBLY PROCEDURES
..............
4
YAMAHA
CORPORATION
PO.Box
1.
Harnarnatsu.
Japan
1.35K-604
liq@
Printed
in
Japan
'88.8
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