Technics SU-A900DM2 - Main Component Replacement Procedures

SE-A900SM2 |
Mi
Operation
Check
and
Main
Component
Replacement
Procedures
1.
This
section
describes
procedures
for
checking
the
operation
of
the
major
printed
circuit
boards
and
replacing
the
main
components.
2.
For
reassembly
after
operation
checks
or
replacement,
reverse
the
respective
procedures.
Special
reassembly
procedures
are
described
only
when
required.
3.
Select
items
from
the
following
index
when
checks
or
replacement
are
required.
4.
Refer
the
parts
No.
on
the
page
of
“Main
Component
Replacement
Procedures”,
if
necessary.
e Contents
*Checking
Procedure
for
each
P.C.B.
Page.
1.Checking
for
the
main
P.C.B..
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«Main Component Replacement Procedures
1.Replacement
for
the
meter
assy.
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10.
2.Replacement
for
the
power
IC
and
regulator
transistor.
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10,11.
3.Replacement
for
the
fan
motor.
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Mi
Checking
Procedure
for
each
P.C.B.
1. Checking for the main P.C.B.
Pull out the
front panel ass’'y.