181.771-Motor Watchdog Failure To Reset Service Check; 181.1025-1030- Printhead Temperature Errors Service Check - Lexmark Pro5500t Service Manual

4447-20x
181.771—Motor watchdog failure to reset service check
Step
1 Turn off the printer by unplugging the power cord. Wait for
10 seconds, and turn on the printer. Run a test print. From
the home screen, touch
Reports > Demonstration Page.
Does the problem remain?
Check all the cable connections on the system card.
2
Reseat all the cables.
Are the cables properly connected and free from any
damage?
3 Check all the motors and their corresponding cables for
any damage.
Are the motor cables free from any damage?
4 Replace the ADF/scanner assembly. See
assembly removal" on page
Does the problem remain?
5 Replace the system board. See
removal" on page
Does the problem remain?
Replace the print engine assembly. See
6
assembly removal" on page
Does the problem remain?
181.1025—1030— Printhead temperature errors service check
Step
1 Turn off the printer by unplugging the power cord.
Wait for 10 seconds, and turn on the printer. Run a
test print. From the home screen,
touch
Page.
Does the problem remain?
2 Check the J20, J19, and J18 connectors on the
system board for proper connection to the carrier
card. Reseat the J20, J19, and J20 cables; and
check for any damage.
Are the cables properly connected and free
from any damage?
2-61
Service Manual
Check
> Print
4-42.
"System board
4-32.
4-84.
Check
> Print Reports > Demonstration
Yes
Go to step 2.
Go to step 3.
Go to step 4.
"ADF/Scanner Go to step 5.
Go to step 6.
"Print engine Replace the
printer.
Yes
Go to step 2.
Go to step 3.
No
Problem
resolved
Go to step 6.
Go to step 6.
Problem
resolved
Problem
resolved
Problem
resolved
No
Problem resolved
Do any of the
following:
• If the cables are
damaged, then go
to step 7.
• If the connectors
are damaged, then
go to step 8.
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