Opc Belt (Photo Developer) Cartridge Drive Service Check; Operator Panel Service Check - Lexmark C720 Service Manual

5024-001
OPC Belt (Photo Developer) Cartridge Drive Service
Check
FRU
1 OPC Belt Cartridge
2 Belt Cartridge (BC)
Lock Levers
3 Main Motor Board Gear
Assembly

Operator Panel Service Check

If the printer detects a problem with the operator panel assembly,
operator panel cable, the controller RIP board or when a POR does
not complete, the printer emits 5 beeps.
If the operator panel operates properly, except for a PEL or a few
PEL's missing or broken, run the "LCD test" in the diagnostic mode.
See "Diagnostic Mode" on page 3-5
FRU
1 Operator Panel Cable
2-70
Service Manual
Action
Check the OPC belt cartridge for damage
and proper installation and replace, if
necessary.
Ensure cartridge installation guides and
latches are not damaged and replace, if
necessary.
Ensure the main motor board gear
assembly is not damaged and replace, if
necessary.
Ensure the main gear unit is not damaged
and replace, if necessary.
for details.
Action
Ensure the operator panel cable is
plugged into the operator panel.
Ensure the operator panel cable is
plugged into P2CN on the main engine
(MCTL P.W.B.) board.
Ensure the control RIP board is correctly
plugged in.
Check the operator panel cable for
continuity. Replace if necessary.