A SERVICE OF

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Diagnostic information 2-45
5021-0XX
910Developer motor service check
Step Questions / actions Yes No
1 Are there any unusual
noises heard around
developer motor or
developer drive assembly
before error posts?
Replace toner
cartridge
(customer
ordered supply).
Go to step 2.
Go to step 4.
2 Does noise go away? Problem solved. Replace
developer motor
and developer
drive assembly.
See Developer
motor removal
on page 4-31
and Developer
drive assembly
removal on
page 4-32. Go
to step 3.
3 Does noise go away? Problem solved. Go to step 4.
4 Turn printer off and remove
right cover. See Right
cover removal on
page 4-22. Is cable
properly connected to
developer motor?
Go to step 5. Properly connect
cable. Retest
printer. If error
clears, problem
solved,
otherwise go to
step 5.