4. Troubleshooting
► Error Code
A1-5110
► Error message
Motor Failure: #A1-5110. Turn off then on. Call for service if the problem persists
► Symptom
Supply motor operation is abnormal.
► Troubleshooting method
1) Turn the machine off.
2) Remove the right cover.
3) Check if the DC motor (toner supply motor) connector in the main drive unit is connected correctly.
4) If the connection is OK, turn the machine on. Enter SVC mode. Select the DC motor test.
(
Diagnostics > Engine Diagnostics > Engine Test Routines
)
Check the motor operation.
a) If the DC motor is not operational,
•
Check the signal and power with the DVM.
•
If the checked result is normal, replace the DC motor(
JC31-00078A
) or the main drive unit(
JC93–00923A
).
•
If the checked result is abnormal, check the following.
-
If 24V power is not generated, replace the SMPS board(
JC44-00092C (220V) / JC44-00091C (110V)
).
-
If the control signal is abnormal, replace the main board(
JC92–02722A
).
b) If the DC motor is operational,
•
If the value on the main board is abnormal, replace the main board. If the value is normal, replace
the harness.
Copyright© 1995-2013 SAMSUNG. All rights reserved.
4-60