Printer Service Checks; Main Motor Service Check - Lexmark X500n Service Manual
Service manual
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Also See for X500n:
- User manual (150 pages) ,
- Setup manual (18 pages) ,
- Setup sheet (2 pages)
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7100-XXX
Printer service checks
Main motor service check
Step
Questions / actions
1
Turn printer off and remove right cover. See
"Right cover removal" on page
Open top cover and override top cover
interlock switch. Restart printer, and
observe main motor and photodeveloper
cartridge OPC belt. Does main motor
attempt to turn but OPC belt will not rotate?
2
Observe main motor and fuser. Does main
motor attempt to turn but fuser will not?
3
Are there any unusual noises around main
motor before error posts?
4
Does noise go away?
5
Is cable properly connected to main motor?
6
If waste toner bottle is removed, reinsert it.
Ensure rear cover assembly cover is shut.
Override top and front cover interlock
switches. For location, see
interlock switch locations" on page
Reconnect operator panel. Turn printer on.
Allow printer to run until error posts.
Disconnect connector from main motor, and
check the following on disconnected cable
connector:
Pin 4 to pin 5—24VDC
Pin 6 to pin 5—24VDC
Pin 10 to pin 5—5VDC
Are voltages present?
7
Remove engine controller board shield. See
"Engine controller board removal" on
page 4-34
for steps to remove engine
controller board shield. Disconnect MCN5
from engine controller board. Check for
continuity and shorted pins on cable that
connects MCN5 to main motor. Is cable
okay?
2-14
Service Manual
Replace photodeveloper
4-13.
cartridge.
Note: photodeveloper
cartridge is a customer-
ordered supply.
Replace fuser assembly.
See
"Fuser assembly
removal" on page
Note: Fuser is a customer-
ordered supply.
Replace main motor. See
"Main motor assembly
removal" on page
Go to step 4.
Problem solved.
Go to step 6.
Replace main motor. See
"Main motor assembly
removal" on page
"Fan/motor and
Go to step 9.
5-6.
Go to step 8.
Yes
Go to step 2.
Go to step 3.
4-6.
Go to step 5.
4-26.
Go to step 5.
Properly connect cable.
Retest printer. If error
clears, problem solved,
otherwise go to step 6.
Go to step 7.
4-26.
Replace cable. Retest
printer. If error clears,
problem solved, otherwise
go to step 8.
No
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