Samsung MultiXpress M537x series Service Manual page 219

► Error Code
A1–3111
A1–3112
A1–3113
► Error message
Motor Failure: #A1-3111. Turn off then on. Call for service if the problem persists
Motor Failure: #A1-3112. Turn off then on. Call for service if the problem persists
Motor Failure: #A1-3113. Turn off then on. Call for service if the problem persists
► Symptom
Dev motor operation is abnormal.
► Troubleshooting method
• A1–3111 : Dev motor is stopped but machine recognizes it as operational.
• A1–3112 : Dev motor is not operated for print-job.
• A1–3113 : Dev 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 imaging unit.
2) Remove the rear cover after removing 6 screws.
3) Check if the Dev motor connector is connected correctly.
4) If the connection is OK, turn the machine on. Enter SVC mode. Select the Dev 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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