Lexmark MS71x, Service Manual

Page: 142 / 659

Action Yes No
Step 3
Remove all output options and re-install only the expander. Enter
Diagnostics Menu and navigate to:
OUTPUT BIN TESTS > Feed Tests > Output Bin 1
Select Single .
Does the output option feed normally?
The problem may not
be on this option tray.
Re
‑
install the
remaining output
options one at a time
and test each option
for errors. Proceed
with the appropriate
service check based on
the error message and
the output option
being tested.
Go to step 4.
Step 4
Check the lower interface cable. If damaged, then replace the lower
interface cable. Go to
“Lower interface cable removal” on page 455 .
Reseat the cable (J1) on the controller PCBA, then POR the machine.
Does the error remain?
Go to step 5. The problem is solved.
Step 5
Open the left cover, then check the cables (J4, J6, and J14) on the controller
PCBA. If damaged, then replace the output expander assembly. Go to
“Output expander assembly removal” on page 446 .
Reseat the cables (J4, J6 and J14) on the controller PCBA.
Perform a feed test, navigate to: OUTPUT BIN TESTS > Feed Tests > Output
Bin 1
Does the output option feed normally?
Go to step 6. Replace the output
expander assembly. Go
to
“Output expander
assembly removal” on
page 446
.
Step 6
Open the left cover, reseat all connectors on the controller PCBA and then
POR the machine.
Does the error remain?
Replace the controller
PCBA. Go to
“Output
expander controller
PCBA removal” on
page 454
.
If the error persists,
then replace the
output expander
option. Go to
“Output
expander controller
PCBA removal” on
page 454
.
The problem is solved.
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Diagnostic information
142