Samsung MultiXpress M537x series Service Manual page 217

► Error Code
A1–1111
A1–1112
A1–1113
► Error message
Motor Failure: #A1-1111. Turn off then on. Call for service if the problem persists
Motor Failure: #A1-1112. Turn off then on. Call for service if the problem persists
Motor Failure: #A1-1113. Turn off then on. Call for service if the problem persists
► Symptom
Main motor operation is abnormal.
► Troubleshooting method
• A1–1111 : Main motor is stopped but machine recognizes it as operational.
• A1–1112 : Main motor is not operated for print-job.
• A1–1113 : Main motor is operating but machine recognizes status as "Stopped".
1) Turn the machine off. Check if there are any foreign substances or paper around the paper path.
2) Remove the rear cover after removing 6 screws.
3) Check if the main motor connector is connected correctly.
4) If the connection is OK, turn the machine on. Enter SVC mode. Select the main motor test.
(Diagnostics > Engine Diagnostics > Engine Test Routines)
Check the motor operation.
a) If the motor is not operational,
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4. Troubleshooting
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