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COPYRIGHT © CANON ELECTRONICS INC. 2008 CANON DR-X10C FIRST EDITION
5-11
CHAPTER 5 TROUBLESHOOTING
a. LED
Adjustment
In this mode, 3-color LED intensity ad-
justment and 3-line sensor data output
correction of the CIS unit are performed.
Execute this mode when the quality of
the read image is faulty.
Operation Procedure
1) Clean the feed path, rollers, and reading
glasses.
2) Select [LED Adjustment] on the service
screen.
3) The adjustment starts automatically. The
progress screen appears on the display.
4) When the adjustment is finished, the
progress screen disappears and the ser-
vice screen appears.
b. Regist
Adjustment
The reading position is adjusted in this
mode. Execute this mode if the leading
edge of a read image is faulty. Or exe-
cute it after the replacement of the
document frame detection unit.
Operation Procedure
1) Set the document guide at the central
position.
2) Set a piece of regular white copy paper
(A4 or LTR) in portrait mode. Set the
document guide position to the paper.
3) Select [Regist Adjustment] on the service
screen.
4) The adjustment starts automatically. The
progress screen appears on the display.
5) When the adjustment is finished, the
progress screen disappears and the ser-
vice screen appears.
6. Analog
This mode is used to check analog data
for sensors. However, the operation check of
normal sensors is performed in the [Dcon
Check].
Selection of sensors is performed from the
pull-down box. When a sensor enters detec-
tion state, a “red circle” on the left side lights.
Figure 5-308