CHAPTER 5 TROUBLESHOOTING
VI. AFTER REPLACING PARTS
Some of the parts used in this machine
require adjustments and settings after being
replaced or disassembled and reassembled.
You should check the feed and images
after replacing parts or reassembling and
reassembling the machine.
Control PCB
1) Execute [Regist Adjustment] and [Light
Adjustment] in service mode.
2) Change the value in the [Counter] in
service mode.
3) Execute the scale parameter adjustment
in [Extended Setting] screen in service
mode.
Reading Unit
Execute [Regist Adjustment] and [Light
Adjustment] in service mode.
Registration Related Parts
If problems occur in the leading edge or
trailing edge positions of images scanned
after replacing or reassembling
registration related parts, execute [Regist
Adjustment] in service mode.
Furthermore, execute the regist manual
adjustment in [Extended Setting] screen
if necessary.
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CANON ELECTRONICS INC. 2011 CANON DR-M140 FIRST EDITION
5-47
