Lexmark Optra E Service Manual - Page 63

Diagnostic Information 2-41, Offset Print, Transfer Assembly Service Check on,

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4026-0XX FRU Action 3 Transfer Corona Cleaning Clean the corona wire to remove any toner that has accumulated. Open the top cover and locate the cleaning tool. Unsnap the cleaning tool from its holder. The corona wire is located directly in front of the transfer unit. Hook the cleaning tool under the transfer unit with the clear "needle' facing you. As you slide the cleaning tool back and forth a few times to remove any toner buildup, you hear a clicking sound. If you do not hear this sound, the tool is not seated correctly. Return the cleaning tool to its mounting in the top cover and close the cover. 4 Fuser Assem- Check the fuser for toner buildup. Be sure the bly hot roll, backup roll, and thermistor are not dam- aged. Repair as necessary. 5 Transfer Go to the "Transfer Assembly Service Check" on Assembly page 2-44. 6 Printhead If all the previous checks are correct, replace the printhead assembly. Offset Print FRU 1 Fuser Action Replace the lower fuser assembly. Diagnostic Information 2-41

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4026-0XX
Diagnostic Information 2-41
Offset Print
3
Transfer
Corona
Cleaning
Clean the corona wire to remove any toner that
has accumulated. Open the top cover and locate
the cleaning tool. Unsnap the cleaning tool from
its holder. The corona wire is located directly in
front of the transfer unit. Hook the cleaning tool
under the transfer unit with the clear “needle’
facing you. As you slide the cleaning tool back
and forth a few times to remove any toner
buildup, you hear a clicking sound. If you do not
hear this sound, the tool is not seated correctly.
Return the cleaning tool to its mounting in the
top cover and close the cover.
4
Fuser Assem-
bly
Check the fuser for toner buildup. Be sure the
hot roll, backup roll, and thermistor are not dam-
aged. Repair as necessary.
5
Transfer
Assembly
Go to the
“Transfer Assembly Service Check” on
page 2-44
.
6
Printhead
If all the previous checks are correct, replace the
printhead assembly.
FRU
Action
1
Fuser
Replace the lower fuser assembly.
FRU
Action