Post (Power-On Self Test)-Cartridge Motor 2 Not Connected Error Service Check - Lexmark C746n Service Manual

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5026
920.14—POST (power-on self test)—Cartridge motor 2 not connected error service
check
Step
Questions / actions
1. Turn the printer off.
1
2. Remove the rear frame cover. See
frame cover removal" on page
3. Reseat the cables in connector JCARTP2
and JCARTS2.
Does the error clear?
Check the cable in connector JCARTP2 and
2
JCARTS2 for pinch points and any other
damage to the cable or connector.
Are the cables damaged?
Remove the right cover. See
3
removal" on page
motor 2/3 cable for the proper connection to
the EP drive assembly, pinch point for the
cable, or damage to the cable or connectors.
Is either cable damaged?
Measure the continuity across all of the fuses
4
on the system board.
Are any of the fuses blown?
Connect a new cartridge motor 1/fuser cable
5
from the outside of the machine.
Did the error clear?
Connect the old cartridge motor 1/fuser motor
6
cable to a new EP drive assembly outside of
the machine.
Did the error clear?
Service Manual
2-110
"Rear
4-47.
"Right cover
4-51. Check the cartridge
Yes
Problem resolved.
Replace the cartridge
motor 2/3 cable. See
"Cartridge motor 2/3
cable removal" on
page
4-77.
Replace the cartridge
motor 2/3 cable. See
"Cartridge motor 2/3
cable removal" on
page
4-77.
Replace the system board.
See
"System board
removal" on page
4-165.
Replace the cartridge
motor 1/fuser cable. See
"Cartridge motor 1/fuser
cable removal" on
page
4-74.
Replace the EP drive
assembly. See
"Electrophotographic
(EP) drive assembly
removal" on page 4-98
No
Go to step 2.
Go to step 3.
Go to step 4.
Go to step 5.
Go to step 6.
Replace system board.
See
"System board
removal" on page
4-163.
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