JUNE 2002 © TOSHIBA TEC
5 - 53
e-STUDIO550/650/810 TROUBLE SHOOTING
5. 1. 7. Paper feeding system related service call
[C04] Abnormal feed motor
Is the PFP motor working? (Perform the output check in the test mode: 03-125/175)
NO
1.
Check if the signal line connector of the feed motor is disconnected.
2.
Check if the connector J327 on the LGC board is disconnected.
3.
Check if the connector pins are disconnected and the harnesses are open-circuited.
4.
Check if the conductor patterns on the feed motor board and LGC board are
short- or open circuited.
5.
Replace the feed motor.
6.
Replace the LGC board.
YES
Is the LED on the feed motor board lit without flashing?
NO
1. Check if the connector pins are disconnected and the harnesses are open-circuited.
2. Check if the conductor patterns on the feed motor board and LGC board are
short- or open-circuited.
3. Replace the feed motor.
4. Replace the LGC board.
YES
Replace the LGC board.