Toshiba e-STUDIO3511 - Page 390

e-STUDIO3511/4511 TROUBLESHOOTING 5 - 76 November 2003 © TOSHIBA TEC
[CEC0] 2nd transfer roller position detection abnormality
Is the 2nd transfer roller contact clutch working properly? (Perform the output check: 03-435)
NO 1. Check if the connector or joint connectors of the 2nd transfer contact clutch are
disconnected.
2. Check if the connector CN345 on the LGC board is disconnected.
3. Check if the connector pins are disconnected or the wires of harnesses are open
circuited.
4. Check if the conductor pattern on the LGC board is short circuited or open
circuited.
5. Replace the 2nd transfer roller contact clutch.
6. Replace the LGC board.
YES
Is the 2nd transfer roller position detection sensor working properly? (Perform the input check:
03-[FAX]ON/[1]/[A])
NO 1. Check if the connector or joint connectors of the 2nd transfer roller position detec-
tion sensor are disconnected.
2. Check if the connector CN345 on the LGC board is disconnected.
3. Check if the connector pins are disconnected or the wires of harnesses are open
circuited.
4. Check if the conductor pattern on the LGC board is short circuited or open
circuited.
5. Replace the 2nd transfer roller position detection sensor.
6. Replace the LGC board.
YES
1. Check if the conductor pattern on the LGC board is short circuited or open circuited.
2. Replace the LGC board.