Canon imageRUNNER ADVANCE C5045 Series Service Manual page 280

4

Caution:
IfswitchingtheLaserScannerUnit1and2,imagedisplacementoccurs.Thus,notethe
serial number affixed on the respective unit before removing it, and match the number
whenreinstallingit
Memo:
ThisproceduredescribestheremovalofBk,CLaserScannerUnit.Gothroughthe
sameprocedureforremovingtheM,YLaserScannerUnit.
1)RemovetheDrumHeater.
•
1screw
4 
Drum heater
Screw
F-4-93
2)RemovetheImageFormationSuctionDuct.
•
1screw
•
1claw
Claw
WhenremovingtheLaserScannerUnit1(Y/Mlaser),
3)RemovetheLeftUpperCover.
•
5rubbercaps
•
5screws
•
3hooks
•
5claws
Left upper cover
x5
x3
Claws
Rubber caps
4-83
Image formation suction duct
Screw
F-4-94
T-4-30
x5
Claws
4-83
F-4-95