5. Scanning Speed is Slow
The speed is further reduced if high resolution, color settings, or special functions are selected.
If the scanning speed is slow after taking these considerations, the cause may be as follows.
Cause/Faulty
Locations
Insufficient
com-
puter memory
USB3.1 Gen1 and
USB 2.0 not sup-
ported
The log file setting
is [Full]
COPYRIGHT © CANON ELECTRONICS INC. 2018
Step
Check Item
1
Is the memory sufficient?
2
Are
other
running?
3
Are resident applications
such as a virus protection
program running?
4
Is there insufficient hard
disc space?
5
Is the USB port of com-
puter supported?
6
Is the USB cable sup-
ported?
7
Is the USB HUB sup-
ported?
8
Is the log file setting set to
[Full]?
Table 5-406
CANON DR-G2140/G2110/G2090 FIRST EDITION
Result
NO
applications
YES
YES
YES
NO
NO
NO
YES
CHAPTER 5 TROUBLESHOOTING
Action
Increase the memory.
Close the other applica-
tions.
Close the service-type ap-
plications.
Increase the hard disc
space.
Use a computer that sup-
ports it.
Use the supplied USB ca-
ble.
Use a USB HUB that sup-
ports it.
Set to [Standard].
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