Canon iR8500 Service Manual page 724

<FIXING>
Use it to execute auto adjustment of fixing assembly-related items.
NIP-CHK
Use it to generate a print for measuring the fixing nip width.
<Using the Mode>
1) Make about 20 prints of A4 Test Sheet.
2) Place A4 paper in the manual sheet tray.
3) Select the item to highlight, and press the OK key.
•
4) Measure the width of the indicated area.
COPYRIGHT© 2001 CANON INC.
After pickup, the paper stops between the fixing rollers once, and will
then be delivered in about 20 sec.
Standard:
|a-c|=0.5mm or less
a and b are points 10 mm from both ends of the paper.
2000 2000 2000 2000
c
Feed
direction
a
F00-204-07
CANON iR8500/7200 REV.1 AUG. 2001
SERVICE MODE
COPIER>FUNCTION
Standard:
9.0mm±0.5mm
b
Middle of paper
S-81