M126/M127/M128 6-92 SM
6.5.24 ADF COVER OPEN SERVICE CHECK
Step Questions / actions Yes No
1 Is the ADF cover properly closed? Go to step 3. Go to step 2.
2
Close the ADF cover.
Does the problem go away?
Issue resolved Go to step 3.
3
Perform the ADF cover open sensor
test. See “Scanner Tests” in “System
Maintenance”. Does the sensor work
properly?
Go to step 4 Go to step 8.
4
On the bottom of the ADF cover,
inspect the ADF cover closed sensor
actuator. Does it move freely?
Go to step 6. Go to step 5.
5
Fix the actuator so it moves freely.
Does this fix the problem?
Issue resolved. Go to step 6.
6
Remove the ADF rear cover and
inspect the ADF cover closed sensor
for dirt and debris.
Is there dirt and debris present?
Go to step 7. Go to step 8.
7
Remove the ADF rear cover, and
clean the dirt and debris from the
sensor.
Does this fix the issue?
Issue resolved. Go to step 8.
8
Inspect the connections on the ADF
relay card in the ADF. Are all the
connections properly connected?
Go to step 9.
Secure all the
connections.
9
Check the ADF cable for continuity.
Is there continuity?
Go to step 10.
Replace the ADF
cable (
p.4-84
"ADF Cable
Removal").
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