Removing The Laser Unit; Removing The Left Cover - Canon iR4570 Series Service Manual

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2) While freeing the lock [1] toward the right, detach
the pre-exposure lamp [2].
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7.12.9.9 Removing the Left
Cover
iR2270 / iR2870 / iR3570 / iR4570
1) Remove the 4 screws [1], and detach the left cover
[2].
7.12.9.10 Removing the Laser
Unit
iR2270 / iR2870 / iR3570 / iR4570
1) Open the 2 wire saddles [1], and disconnect the 2
connectors [2].
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When you have disconnected the connector [1], be
sure to take care so that it will not come into contact
with the PCB that is mounted to the laser scanner unit.
(The PCB is equipped with a laser intensity
adjustment variable resistor. Contact with the PCB
can change the adjustment setting.)
2) Open the wire saddle [1], and disconnect the
[2]
[1]
[1]
[1]
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Chapter 7
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7-61