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