Brother ADS-2000e, Service Manual

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2-22
Confidential
4.3.4 Document is not picked up and fed
<User Check>
- Check that paper used for the document is not thinner than the standard. If it is too thin,
use a carrier sheet.
- Check that the front cover is closed correctly.
- Check that the separation pad cover is closed correctly.
Step Cause Remedy
1
Document detection actuator
coming off Reattach the document detection actuator.
2
Connection failure of the document
detection sensor harness Reconnect the document detection sensor
harness.
3
Connection failure of the top cover
sensor harness Reconnect the top cover sensor harness.
4
Connection failure of the front cover
sensor harness Reconnect the front cover sensor harness.
5
Connection failure of the main
motor harness Reconnect the main motor harness.
6
Attachment failure of the gears in
the feeding system Reattach the gears in the feeding system.
7 Top cover sensor failure Replace the top cover sensor.
8 Front cover sensor failure Replace the front cover sensor.
9
Document detection sensor failure Replace the document detection sensor
PCB.
10 One way clutch failure Replace the one way clutch.
11
Deformation of the front plate
spring Replace the separation pad cover.
12 Main motor failure Replace the main motor.
13 Main PCB failure Replace the main PCB ASSY.