181.768-Flag Detection Failure (Mpv Home Move) Service Check; 181.769-Prime Pump Dc Motor Stalled Service Check - Lexmark Pro5500t Service Manual

4447-20x
Step
9 Replace the print engine assembly. See
engine assembly removal" on page
Does the problem remain?
181.768—Flag detection failure (MPV home move) 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?
Check the J32 and J19 connectors on the system
2
board for proper connection. Reseat the J32 and
J19 cables; and check for any damage.
Are the cables properly connected and free
from any damage?
3 Check if the MPV initializes during POST.
Does the MPV initialize during POST?
4 Replace the system board. See
removal" on page
Does the problem remain?
5 Replace the print engine assembly. See
engine assembly removal" on page
Does the problem remain?
181.769—Prime pump DC motor stalled 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?
2-59
Service Manual
Check
4-84.
Check
> Print Reports > Demonstration
"System board
4-32.
4-84.
Check
> Print Reports > Demonstration
Yes
"Print Replace the
printer.
Yes
Go to step 2.
Go to step 3.
Go to step 4.
Go to step 5.
"Print Replace the
printer.
Yes
Go to step 2.
No
Problem resolved
No
Problem resolved
Go to step 5.
Go to step 5.
Problem resolved
Problem resolved
No
Problem resolved
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