8825/8830 DDS User Guide/119
Problem Solving
(continued)
The scanner does not position the document correctly at the starting
position before scanning.
1. Ensure that you are inserting the document correctly. Refer to
Locator
feature
and
Manual document loading
for more information.
• Center the document between the marks on the feed tray.
• Smoothly insert the document into the feed mechanism so that the entire
lead edge of the document is against the rollers before the Scanner
begins to stage the document.
2. Check the operation of the two document sensor switches.
a. Press the Menu key.
b. Navigate to the CONFIGURATION/ SCANNER CONTROL menu.
c. Ensure that AUTO SCAN is set to DISABLED.
d. Open the top cover.
e. Remove the plastic Document Hold Down Guide.
f. Ensure that the Scanner is switched on.
g. Manually actuate the front sensor.
−
The sensor should actuate easily, with no sticking.
−
The drive rollers should rotate while the sensor is actuated and stop
after 3 seconds.
−
If these actions are not obtained, call for service.
h. Hold down the front sensor, and then actuate the rear sensor within
1 second.
−
The sensor should actuate easily, with no sticking.
−
The drive rollers should operate in the reverse direction as long as
the rear sensor is actuated. After releasing the sensor, the rolls stop
within 1 second.
− If these actions are not obtained, call for service.
a. Install the Document Hold Down Guide. Ensure that the actuator
arm for the front sensor protrudes through the slot in guide.
b. Close the top cover.
If the problem still occurs...
Call for service.
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