Canon imageRUNNER ADVANCE C2020, Service Handbook

Page: 213 / 292

SERVICE MODE
S-71
COPIER>ADJUST
<FEED-ADJ>
Use it to make feeder system-related adjustments.
LOOP-CST
Use it to adjust the level of arching when the cassette is used as the source
of paper.
If jams occur often over the pre-registration sensor, try increasing the set-
ting.
If paper tends to move askew, try increasing the setting.
Settings 0 to 360
A higher setting increases the arching.
Default Factory setting
ADJ-C1
Use it to adjust the image write position (in relation to the LED exposure
unit) in main scanning direction.
Settings -48 to 48
An increase by ‘1’ shifts the image toward the rear by a single pixel.
Default Factory setting
ADJ-REFF
Use it to adjust the image write start position (in relation to the LED expo-
sure unit) in main scanning direction for re-pickup.
Settings -48 to 48
An increase by ‘1’ shifts the image toward the rear by a single pixel.
Default Factory setting
ADJ-VSYC
Use it to adjust the image write start position (in relation to the LED expo-
sure unit) in sub scanning direction for plain paper.
Settings -48 to 48
An increase by ‘1’ shifts the image toward the trailing edge by a single
pixel.
Default Factory setting
ADJ-V-OHP
Use it to adjust the image write position (in relation to the LED exposure
unit) in sub scanning direction for transparencies.
Settings -48 to 48
An increase by ‘1’ shifts the image toward the rear by a single pixel.
Default Factory setting