Sharp FDD-412A - Page 67

FDD412A/B
Clean paper
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ci i | | is
Portion A ou
¥ Swing arm
Portion B
Bail assembly
Head load
solenoid
Bail set screw
Fig. 4.9 Head Load Bail Assembly
4.2.8 0 Sensor Assembly
(1)
(2)
(3)
(4)
Tools and measuring instruments to be used:
#2 Phillips screwdriver
Small flat screwdriver (for wire removal)
Disassembling
(a) Remove the PWB according to 4.2.4.
(b)
Remove
the
O
sensor
wiring
off
the
J3
connector
according
to
Gx
2eds
(c) Detach a 0 sensor assembly set screw (M4 x1).
Assembling
(a) Attach the O sensor assembly. Press the plate in the arrowed
direction (Fig. 4.10) and secure it temporarily.
(b)
Install
wiring
according
to
4.2.3
(wire
routing
shown
in
Fig.
4.5).
(ce) Install the PWB according to 4.2.4.
Adjustment
(a) After replacement, perform adjustment according to 4.3.2,
"OQ Sensor Position Adjustment".
QO sensor assembly
Set screw
Base
Fig. 4.10 0 Sensor Assembly
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