Ricoh MP 7503SP Field Service Manual page 1282

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7. Troubleshooting
SC520-02
SC520-03
C
1280
An error was detected in the motor register (VODKA: Transport DCM) within
100 ms after the motor turned on, or the error was detected in the register 5
successive times, and the machine determined that the motor was not rotating
correctly.
Note: VODKA is a component of the IOB.
• Motor harness, connector loose, broken, defective
• Motor torque too high, due to blockage, obstacle
• Motor defective
• IOB defective
• Inspect motor harness, connector, and replace if damaged.
• Inspect motor and area around the motor for obstacles.
• Replace Tray 1 paper feed motor
• Replace IOB.
Tray2 paper feed motor error: Lock
An error was detected in the motor register (VODKA: Transport DCM) within
100 ms after the motor turned on, or the error was detected in the register 5
successive times, and the machine determined that the motor was not rotating
correctly.
Note: VODKA is a component of the IOB.
• Motor harness, connector loose, broken, defective
• Motor torque too high, due to blockage, obstacle
• Motor defective
• IOB defective
• Inspect motor harness, connector, and replace if damaged.
• Inspect motor and area around the motor for obstacles.
• Replace Tray 2 paper feed motor
• Replace IOB.
Tray 3 paper feed motor error: Lock

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