■Error code AD
Scan Unable AD
Remove the original document. Turn the power off, then on again.
DMA transfer error
Step | Cause | Remedy |
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1 | Main PCB failure | Replace the main PCB ASSY. |
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2 | CCD unit failure | Replace the CCD unit. |
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■Error code AE
Scan Unable AE
See Troubleshooting and routine maintenance chapter in User's Guide.
CCD unit home position sensor is not turned on.
User Check
• Check that the scanner lock lever is unlocked.
Step | Cause | Remedy |
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1 | Drive PCB failure | Replace the drive PCB. |
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2 | Belt broken | Replace the belt. |
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3 | Home position sensor failure | Replace the home position sensor. |
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4 | Tab of CCD unit broken | Replace the CCD unit. |
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5 | Scanner motor failure | Replace the scanner motor. |
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6 | Main PCB failure | Replace the main PCB ASSY. |
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■Error code AF
Scanner Locked
Open the Document Cover and release Scanner lock lever. Press Stop key.
CCD unit home position sensor is not turned off.
User Check
• Check that the scanner lock lever is unlocked.
Step | Cause | Remedy |
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1 | Drive PCB failure | Replace the drive PCB. |
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2 | Belt broken | Replace the belt. |
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3 | Home position sensor failure | Replace the home position sensor. |
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4 | Scanner motor failure | Replace the scanner motor. |
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5 | Main PCB failure | Replace the main PCB ASSY. |
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Confidential |