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Service Guide OJ2010
Chapter 4 Failure and Repair Analysis
4.9.02 Checkpoint Locations
Paper Feed Motor
1. Disconnect the paper feed motor cable (J5) from the system board.
2. Check the resistance between the motor pins listed below.
Pin 1 to Pin 4 100 ohms (+ / - 20 ohms)
Pin 2 to Pin 4 100 ohms (+ / - 20 ohms)
Pin 3 to Pin 5 100 ohms (+ / - 20 ohms)
Pin 3 to Pin 6 100 ohms (+ / - 20 ohms)
Transport Motor
1. Disconnect the transport motor cable (J6) from the system board.
2. Check the resistance between the motor cable pins listed below.
Pin 2 to Pin 3 8 to 18 ohms
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