2-22
Confidential
7.12 Laser unit
(1) Release the laser unit flat cable from the securing fixtures, and disconnect it from the
laser unit.
(2) Release the polygon motor harness from the securing fixtures, and disconnect it from
the laser unit.
(3) Release the motor encoder PCB flat cable from the securing fixtures.
(4) Remove the three taptite cup S M3x8 SR screws to remove the laser unit from the
machine.
Fig. 2-20
Harness routing: Refer to “1. Main PCB ASSY / low voltage power supply PCB unit / fuser
unit” and “2. Laser unit / motor encoder PCB ASSY”.
Note:
• After disconnecting the flat cable, check that the cable is not damaged at the end
or short-circuited. When connecting the flat cable, do not insert it at an angle. After
insertion, check that the cable is not at an angle.
Laser unit flat cable
Taptite cup S M3x8 SR
Polygon motor harness
Motor encoder PCB flat cable
Laser unit
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