Oce cm4521 User Manual page 718

Utility mode
– If the folding position is too far on the left side of the paper, touch
[-] under "Adjust Value" to increase the adjustment (between -0.1
mm and -12.7 mm).
8
Touch [OK].
– To cancel the setting and select the default, press the [Reset] key.
The folding positions are adjusted.
If no adjustment of the folding positions were necessary in step 7, this
completes the procedure.
9
Use the "Tri-Fold" setting to print another sample copy.
cm4521
11
11-75