Lexmark X746de Service Manual page 208

7526
Motor diagnostics
Motor
Tray 1
Align
Duplex
Belt stepper
Cartridge K – 3 Forward only
Cart MCY – 2
PCU CY – 1
Fuser
Cam
COD
Service Manual
3-10
Direction Action
Forward Pick from Main Tray
Reverse N/A
Forward Push media toward belt
Reverse Align leading edge
Forward Push media down toward
input
Reverse Pick from MPF (MPF test)
Forward only Gear turns counter clockwise View with front cover open (No forward
Reverse N/A
Gear turns counter clockwise View with front cover open (runs PCU KM
Reverse N/A
Forward only Gear turns counter clockwise View with front cover open
Reverse N/A
Forward only Gear turns counter clockwise View with front cover open
Reverse N/A
Forward Push media toward output
bin
Reverse Push media toward output
bin
Forward Engage motor couplings
Reverse NOP Disengage motor couplings
Forward Engage color cartridges
Reverse NOP Disengage color cartridges
Notes
• Will pick continuously
• View with tray removed or empty
Function not supported
• Nip is closed
• Fails with waste box missing
Function not supported
• Will run continuously
• View with front cover split
• Will pick continuously
• View empty or pull tray
menu)
Only used to clear cleaner nip
also)
Only used to clear blade nip
Not used
Only used to clear blade nip
Backup roll turns
Top cover should be closed
Backup roll is disengaged
• Runs to stall position
• Locks door
• Enables print operations
• Runs to stall position
• Unlocks door
• Disables printing
• Runs to stall position
• Disables color print operations
• Runs to stall position
• Enables color printing
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