Diagnostic information 2-77
7541-03x
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” on page 3-28.
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.See
“ADF cable” on
page 4-128.
10 Check for signals or voltages from J17 on
the ICC card. Pin 11 and 12 should measure
+24VDC. Pin 14 should measure +5VDC.
Are there signals or voltages present?
Replace the ADF. Replace the ICC card.
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