Xx-Cod (Color On Demand) Motor Service Check; Xx, 161.Xx-Motor Error (Option Tray 2) Service Check - Lexmark C746n Service Manual

5026
156.xx—COD (Color On Demand) motor service check
Step Questions / actions
1. Turn the printer off.
1
2. Remove the rear frame cover. See
frame cover removal" on page
3. Check the cable in connector JBOR1 on
the system board for proper connection,
for cable pinch points, and for any other
damage to the cable or connector.
Is the cable damaged?
Measure the continuity across all of the fuses
2
on the system board.
Are any of the fuses blown?
1. Disconnect the cable in connector JBOR1
3
and then connect the cable from the new
COD group assembly.
2. Bring the printer up in Diagnostics Menu
(turn off the printer, press and hold
buttons 3 and 6, then turn on the printer).
3. Navigate to MOTOR TESTS > COD >
Forward. If nothing happens, select
Reverse.
Did the COD motor pass the test?
160.xx, 161.xx—Motor Error (option tray 2) service check
Step Questions / actions
1. Turn the printer off.
1
2. Reseat option tray 2.
3. Bring the printer up in Diagnostics Menu
(turn off the printer, press and hold
buttons 3 and 6, then turn on the printer).
4. Navigate to PRINT TESTS > Tray 2 >
Single.
Did the page print?
1. Turn the printer off.
2
2. Remove the rear frame cover. See
frame cover removal" on page
3. Check the option cable in connector
JOPT1 on the system board for proper
connection, for cable pinch points, and for
any other damage to the cable or
connector
Is the cable damaged?
Service Manual
2-60
Yes
Replace the COD
assembly. See
"Rear
demand assembly
4-47.
removal" on page
Replace the system board.
See
"System board
removal" on page
Replace the COD
assembly. See
demand assembly
removal" on page
Yes
Problem resolved.
Replace the option cable.
See
"Option cable
"Rear
removal" on page
4-47.
Go to step 2.
"Color on
4-70.
Go to step 3.
4-155.
Replace the system board.
See
"Color on "System board
removal" on page
4-70.
Go to step 2.
Go to step 3.
4-135.
Previous
No
Next
Go Back
4-155.
No