Canon imageRUNNER ADVANCE C5051 Series Service Manual page 465

5)■Hold■the■folded■portion■and■pull■this■paper■out■to■the■direction■of■upper.
6
Troubleshooting■>■Troubleshooting■items■>■Image■Faults■>■Blank■area■cased■by■poor■secondary■transfer■
Paper
F-6-14
6 Troubleshooting■>■Troubleshooting■items■>■Image■Faults■>■Blank■area■cased■by■poor■secondary■transfer■
■ Blank■area■cased■by■poor■secondary■transfer■ ■
[Occurrence■area]■
Secondary■Transfer■Outer■Roller■
[Cause]■
Since■the■resistance■of■a■paper■changes■when■the■recycled■paper■having■bad■surface■nature■
is■used■under■the■high■temperature■and■high■humidity■environment,■the■current■value■of■the■
Secondary■Transfer■may■be■insufficient.■As■a■result,■the■blank■area■caused■by■Secondary■
Transfer■failure■may■occur.■
[Occurrence■condition]■
In■case■that■the■recycled■paper■having■bad■surface■nature■is■used■under■the■high■temperature■
and■high■humidity■environment.■
This■phenomenon■will■be■more■obvious■when■a■blue■solid■image■is■copied.■
[Remedy]■
Please■perform■the■following■steps.■
1)■Check■environmental■classification■inside■the■machine.■
Indication■of■inside■environmental■classification■(COPIER>DISPLAY>MISC>ENV-TR)■
<Level1>■
2)■Check■the■"paper■type"■when■the■poor■image■occurred.■(Example:■Plain■paper■1)■
3)■Check■the■"printing■surface"■which■the■poor■image■occurred.■(Example:■In■the■case■of■a■first■
side)■
4)■Perform■adjustment■of■secondary■transcription■ATVC■target■current■
(COPIER>ADJUST>HVTR>XXXX).■
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F-6-15
6-11