Envelope Feeder Error Code Service Checks - Lexmark W820 Service Manual

Envelope Feeder Error Code Service Checks

Error Code 271
There is a paper jam between the Envelope Tray and the Envelope
Feed Sensor.
Logic Control on the MCU PWB sensed that the Envelope Feed Sensor did not actuate
within the specified time after the Envelope Feed Clutch was actuated.
Step Actions and Questions
1 PAPER PATH INSPECTION
Inspect the paper path for paper scraps that may cause a
paper jam.
Is the paper path free of paper scraps?
2 PAPER INSPECTION
Inspect the envelopes that are loaded in the Envelope Tray.
Are the envelopes that are loaded in the Envelope Tray
wrinkled or damaged?
3 ENVELOPE FEED TEST
Enter Diagnostic Mode, Input Tray Test, Envelope.
Load envelopes and select "Single."
A single envelope should feed and exit into the standard bin.
Did a single envelope feed?
4 +24VDC CHECK
Measure the voltage between P/J700-7 and P/J700-12 on the
Envelope PWB.
Is there +24VDC between P/J700-7 and P/J700-12?
5 The following printer FRUs and areas are associated with this
specific problem. One or more of these FRUs or areas may
have failed partially or completely. Replace each FRU or
troubleshoot each area, one at a time, until you isolate and
solve the problem.
•
Envelope Feeder Option - Go to
page 2-2.
•
Printer MCU PWB - Go to the Printer Service Manual for the
Removal and Replacement Procedure.
•
Wiring and connectors linking the FRUs
4025 Options
"Envelope Feeder" on
Yes No
Go to step 2 Clean the
paper path
Replace the Go to step 3
envelopes
with new
envelopes
Problem Go to step 4
solved
Replace the Use the Block
Envelope Diagrams in
Feeder Option the printer
service
manual to
troubleshoot a
loss of
+24VDC from
the MCU
PWB
Diagnostic Information
2-3