
COPYRIGHT © CANON ELECTRONICS INC. 2018 CANON DR-G2140/G2110/G2090 FIRST EDITION
5-45
CHAPTER 5 TROUBLESHOOTING
3. Scanning Does Not Start
Note:
While error messages is displayed, scanning may not start. Clear the error.
Cause/Faulty
Locations
Step
Check Item
Result
Action
System
1
Does a resetting this
machine and computer
fix the problem?
YES
End.
Software
2
Does a reinstalling the
scanner driver and ap-
plication fix the prob-
lem?
YES
End.
Connection of the
connector
3
Are the motor and sen-
sor connectors con-
nected correctly?
NO
Connect the connectors
correctly.
Drive
transmission
system
4
Is the transmission sys-
tem of the motors nor-
mal?
Are parts such as gears
and belts normal?
NO
Attach the parts correctly.
Replace the parts.
Motors
5
Is the operation normal
when you perform an
operation check with the
service mode?
NO
Check the cable connec-
tions. Replace the parts.
Sensors
6
Is the operation normal
when you perform an
operation check with the
service mode?
NO
Check the cable connec-
tion, and the attachment of
sensors, sensor levers and
light guide. Replace the
parts.
Control PCB
Main drive PCB
Sub-drive PCB
7
Was the problem solved
by replacing each PCB?
YES
End.
Table 5-404