Toshiba B-SV4T SERIES - Replacing the Black Mark Sensor Assy

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3.8 Replacing the Black Mark Sensor Ass’y
1. Please refer to 3.1 for disassembling the lower cover ass’y and lower inner
cover.
2. Disconnect all harnesses from the main PCB ass’y .
3. Turn the lower inner cover upside down. Remove 4 screws and remove the
plastic laminate.
4. Remove 1 screw from the black mark sensor ass’y.
5. Turn over the lower inner cover.
6. Replace the black mark sensor ass’y
.
7. Reassemble parts in reverse procedures.
8. After exchanging the black mark sensor ass’y, do the calibration based on
Section 2.9.1Media sensor in the Owner’s Manual as a reference
Screw
Black Mark Senso
r
Ass’
y
Lower Inner
Cover
Black Mark Senso
r
Ass’y
Lower Inner
Cover
Fixing Plate