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FDD412A/B
4.2.4
PWB
Assembly
(FCC14)
(1)
C2)
C3)
(4)
4.2.5
(1)
(2)
Tools
and
measuring
instruments
to be
used:
#2 Phillips
screwdriver
Disassembling
(a)
Detach
PWB
set
screws
(M4 x 2).
(b)
While
extracting
the PWB
from
the
DD motor
guide,
detach
connectors
A, B and
C.
(Keep
for
future
use
the
insulating
plate
inserted
between
PCB
and base.)
Assembling
(b)
Insert
the
PWB
into
the
DD motor
guide,
and
secure
it with
Adjustment
(a)
After
replacement,
set
the mode
according
to
3.2,
"Setting
of FDD
Operation
Mode".
Connector
A
Connector
B
(P3)
PCB
(FCC14)
PCB
set
screw
Connector
C
(P5)
Fig. 4.6
PCB (FCC14)
Motor
(DD
Spindle)
Tools
and
measuring
instrument
to be
used:
#2 Phillips
screwdriver
Disassembling
(a)
Remove
the
top
cover
as
per
the
procedure
in 4.2.1.
(b)
Open
the
plate
as
per
the
procedure
in
4.2.2.
(c)
Remove
the
PCB
as
per
the
procedure
in
4.2.4.
—58~—
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