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Fujitsu M255XK Customer Engineering Manual page 67

5 1/4" mini-flexible disk drive
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4.5.7 Write Protect Sensor Replacement
Tools Required:
Phillips Screwdriver, M3
Screw Lock Liquid
Refer to Figure 5.5.
1.
Remove the shield cover assembly (item 44).
2.
Disconnect the sensor block connector (J7).
3.
Remove the three mounting screws and the sensor block assembly (item 24).
4.
Install the new sensor block assembly by reversing the procedures described in
steps 1 through 3.
5.
Adjust the new Write Protect sensor (paragraph 4.4.4).
6.
Adjust Index burst timing (paragraph 4.4.12).
7.
Install the shield cover assembly.
4.5.8 Bezel Replacement
Tools Required:
Phillips Screwdriver, M3
Refer to Figure 5-5.
1.
Turn the front lever (item 42) to the open position and remove the front lever
assembly (paragraph 4.5.9).
2.
Remove the Bezel's mounting screws (item S13) and the Bezel (item 41) by
pulling it forward.
3.
Install the new Bezel by reversing the procedures given in steps 1 and 2.
Note:
When installing the new Bezel, press both sides of the Bezel against the
chassis and tighten the mounting screws to the specified torque.
4.5.9 Front Lever Assembly
Tools Required:
Tweezers
Refer to Figure 5-5.
1.
Turn the front lever to its open position, remove the E-ring (item S17) and
remove the front lever from the disk drive.
2.
Install the new front lever assembly by reversing the removal procedure.
Note:
When installing the front lever assembly, be sure to align the front lever's
D hole wi th the clamp shaft.
TS-021-013087 ••• 01
4-35

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