ACM service check
Action Yes No
Step 1
Check the pick/lift motor gearbox for proper operation.
a POR into the Diagnostics menu and perform a feed test:
Diagnostics Menu > Input Tray Tests > Feed Test > Tray 1
b Check if the pick/lift motor gearbox rotates on each pick.
Does it rotate during the feed test?
Go to step 2. Replace the pick/lift
motor gearbox. See
“Pick/Lift motor
gearbox removal” on
page 239.
Step 2
Lower the ACM assembly, and rotate the pick roller toward the front
without touching the pick tire.
Does it rotate properly?
Replace the controller
board. See “Controller
board removals” on
page 184.
Replace the ACM
assembly. See “ACM
assembly removal” on
page 233.
Cartridge gearbox service check
Action Yes No
Step 1
Check the gear on the toner cartridge for wear or damage.
Is it free of wear or damage?
Go to step 2. Replace the toner
cartridge.
Step 2
Check the gears on the cartridge gearbox for proper rotation and for wear
or damage.
Does it rotate properly and is it free of wear or damage?
Go to step 3. Replace the cartridge
gearbox. See
“Cartridge gearbox
removal” on page
175.
Step 3
Check the cartridge gearbox cable for proper connection to the controller
board.
Is it properly connected?
Go to step 4. Reseat the cable.
Step 4
Check the cartridge gearbox cable for damage.
Is it free of damage?
Replace the controller
board. See “Controller
board removals” on
page 184.
Replace the cartridge
gearbox. See
“Cartridge gearbox
removal” on page
175.
4514-630, -635, -636
Diagnostic information
94