Canon IMAGERUNNER ADVANCE C5030, Руководство по обслуживанию, Страница: 349 / 1455

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Parts Replacement and Cleaning > Laser Exposure System > Removing the Laser Scanner Unit > Procedure
Parts Replacement and Cleaning > Laser Exposure System > Removing the Laser Scanner Unit > Procedure
9) Remove the 4 stepped screws fixed on the right and left rails.
x4
10) Hold the front and rear of Process Unit and remove it flatly.
11) Place the paper onto the Process Unit to protect the Drum Unit from the light.
Paper
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12) Take the 2 rails of Process Unit back to the host machine.
■ Procedure
CAUTION:
When Replacing the Laser Scanner Unit
When removing the Laser Scanner Unit, be sure to check the serial numbers affixed on
both units and installation position of the units before operation.
Before installing the units, be sure to see the foregoing serial numbers and install each
unit to the original position.
If the unit is installed reversely, the image displacement might occur.
NOTE:
This procedure describes the removal of Bk,C Laser Scanner Unit. Go through the
same procedure for removing the M,Y Laser Scanner Unit.
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