Checking The Position Of The Image - Canon C2050 Service Handbook

CHAPTER 2 STANDARDS AND ADJUSTMENTS

1.2 Checking the Position of the Image

Make 10 prints each from the following sources of paper, and check the output to see if
the image margin and the non-image width are as specified:
[1] Cassettes
[2] Manual feed tray
[3] Side paper deck
[4] Duplex unit
If they are not as specified, adjust the image position by performing the following in se-
quence:
1. Left/right image margin adjustment (adjusting the horizontal registration)
2. Leading edge image margin adjustment (adjusting the image write start position to the
LED exposure unit in sub scanning direction)
3. Left/right non-image width (adjusting the image mask area to the LED exposure unit
in main scanning direction)
4. Leading edge non-image width (adjusting the image mask area to the LED exposure
unit in sub scanning direction)
2-2P