Paper Wrinkle - Toshiba e-STUDIO2330C Service Manual

26.5.28 Paper wrinkle

There are 2 locations where the paper wrinkle occurs: before the fusing stage and in the fuser unit
See below to determine the case.
Smooth out the wrinkled paper. When there is no image in the wrinkled area
See (1) "Paper wrinkle before fusing".
Smooth out the wrinkled paper. When there is a copied image in the wrinkled area
See (2) "Paper wrinkle in the fuser unit".
(1) Paper wrinkle before fusing
Is paper properly set?
NO 
| Set paper properly.

YES
Is there any abnormality such as scratch or wear on the transport roller?
YES  Replace the transport roller.
|

NO
Is flexible paper such as recycled paper used?
YES  Switch to the recycled paper mode.
|
| (Select "RECYCLED PAPER" in MEDIA TYPE.)

If the paper wrinkle still appears, proceed to NO.
NO
1. Increase the adjustment value for the paper alignment.
( P.8-18 "8.5.7 Paper alignment at the registration roller")
2. Increase the transport motor speed. (Adjust it at the code 05-489.)
(2) Paper wrinkle in the fuser unit
Is the paper properly set?
NO 
| Set the paper properly.

YES
Has the paper absorbed moisture?
YES  Use paper that has not absorbed moisture.
|

NO
Is flexible paper such as recycled paper used?
YES  Switch to the recycled paper mode.
|
| (Select "RECYCLED PAPER" in MEDIA TYPE.)

If the paper wrinkle still appears, proceed to NO.
NO
1. Adjust the installed position of the fuser unit up or down
and check if the paper wrinkle disappears. (See (26) "White void in the halftone".)
2. Adjust the inlet guide of the fuser unit and check if the paper wrinkle disappears. (Fig. 5-28)
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