Canon iR8500 Service Manual page 701

SERVICE MODE
COPIER>ADJUST
<CCD> (iR8500)
Use it to make/shading-related adjustments.
If a faulty image is generated after execution of COPIER>FUNCTION>CCD>CCD-ADJ/
LUT-ADJ (LUT-ADJ2), enter the setting indicated on the service label.
SH-TRGT
Use it to enter the white level for shading correction. 1 to 2043
GAIN-E-R
Use it to enter the gain for the last half even-numbered pixels of the CCD. 0
to 1023
GAIN-O-R
Use it to enter the gain for the last half odd-numbered pixels of the CCD. 0
to 1023
GAIN-E-F
Use it to enter the gain for the first half even-numbered pixels of the CCD.
0 to 1023
GAIN-O-F
Use it to enter the gain for the first half odd-numbered pixels of the CCD. 0
to 1023
OFST-E-R
Use it to enter the offset level for the last half even-numbered pixels of the
CCD. 0 to 1023
OFST-O-R
Use it to enter the offset level for the last half odd-numbered pixels of the
CCD. 0 to 1023
OFST-E-F
Use it to enter the offset level for the first half even-numbered pixels of the
CCD. 0 to 1023
OFST-O-F
Use it to enter the offset level for the first half odd-numbered pixels of the
CCD. 0 to 1023
LUT-O-R1
Use it to enter the data for link correction of the last half odd-numbered
pixels of the CCD. 0 to 1023
LUT-O-R2
Use it to enter the data for link correction of the last half odd-numbered
pixels of the CCD. 0 to 1023
S-58
COPYRIGHT© 2001 CANON INC. 2000 2000 2000 2000 CANON iR8500/7200 REV.1 AUG. 2001