Toshiba DP4500 Service Handbook page 148

[C1A] LCF end fense motor is abnormal (paper can be fed from the cassettes other than LCF cassette)
Is the LCF end fence motor working? (Perform the output check in the test mode: 03-207)
NO
1. Check if the connector of the LCF end fence motor is disconnected.
2. Check if any of the connectors CN100, CN101 and CN103 on the LCF board is
3. Check if the connector J312 on the LGC board is disconnected.
4. Check if the connector pins are disconnected and the harnesses are open-circuited.
5. Check if the conductor patterns on the LCF board and LGC board are short- or
6. Replace the LCF board.
7. Replace the LGC board.
YES
Are the LCF end fence home/stop position sensors working?
(Perform the input check in the test mode: 03-[FAX]OFF/[5]/[A], /[5]/[B])
NO
1. Check if the connectors of the sensors are disconnected.
2. Check if either of the connectors CN100 or CN107 on the LCF board is
3. Check if the connector J312 on the LGC board is disconnected.
4. Check if the slit reaches the sensors.
5. Check if the connector pins are disconnected and the harnesses are open-circuited.
6. Check if the conductor patterns on the LCF board and LGC board are short- or
7. Replace the LCF board.
8. Replace the LGC board.
YES
1. Check if the conductor pattern on the LGC board is short- or open-circuited.
2. Replace the LGC board.
December 2000 © TOSHIBA TEC
disconnected.
open-circuited.
disconnected.
open-circuited.
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