SC No. Level Error Name/Error Condition/Major Cause/Solution
SC120-00 D Scanner Home Position Error 1
The scanner home position sensor does not go OFF.
Details:
Error detection timing
• During homing (when the machine is turned ON or when it returns
from energy save mode)
• During an automatic adjustment (when the machine is turned ON or
when it returns from energy save mode)
• During a scan from the ADF or exposure glass.
• Scanner motor driver defective
• Scanner motor defective
• Scanner HP sensor defective
• Harness defective
• Timing belt, pulley, wire, or carriage not installed correctly
Replace the following parts:
• Replace the HP sensor
• Replace the scanner motor
• Replace the harness.
5. Troubleshooting
452
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