Action Yes No
Step 3
Enter diagnostics mode and navigate to:
SCANNER TESTS >Sensor Test
Perform the scanner sensor tests.
Navigate to:
SCANNER TESTS > Motor Tests
Perform the scanner motor tests.
Did any test fail?
Go to step 4. Go to step 8.
Step 4
Did the Flatbed Home Sensor test, or Flatbed motor test fail?
Go step 5. Go to step 6.
Step 5
Replace the flatbed. See “Flatbed assembly removal” on page 328.
Did this solve the problem?
The problem is solved. Go to step 6.
Step 6
Did the ADF pick motor, or feed motor tests fail?
Go to step 7. Go to step 8.
Step 7
Replace the ADF. See “ADF unit removal” on page 316.
Did this fix the problem?
The problem is solved. Go to step 8.
Step 8
Replace the controller board. See “Controller board removal” on
page 231.
Did this fix the problem?
The problem is solved. Contact the next level
of support.
Scan/fax/copy symptoms
Symptom Action
ADF won’t duplex (Duplex ADF only) See “ADF duplex service check” on page 137.
ADF skew See “ADF feed errors service check” on page 136.
Multiple pages feed into ADF
Documents wont feed into ADF
Scanner makes buzzing noise on startup or during a scan. See “Flatbed home position service check” on
page 132.
Document feeds, but jams in ADF. See “ADF paper jam service check” on page 134.
Black streaks on scans See “ADF streak service check” on page 134.
Blank page See “Black or blank page copy service check” on
page 130.
Black page
7015
Diagnostic information
129
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