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June 2005 © TOSHIBA TEC e-STUDIO281c/351c/451c TROUBLESHOOTING
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[CEE0] Transfer belt position detection abnormality (Normal speed)
[CEE1] Transfer belt position detection abnormality (When decelerating)
If the error [CEE0] has occurred, check the transfer belt home position sensor-1. If the error [CEE1] has
occurred, check the transfer belt home position sensor-2.
[CEF0] Revolver motor abnormality
Is there any stain or scratch on the reflection tape inside the transfer belt?
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YES Æ Clean the transfer belt or replace it.
Replace the cleaning pad if it is excessively stained.
NO
Are the transfer belt home position sensors-1 and -2 stained?
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YES Æ Clean them.
NO
Are the transfer belt home position sensors-1 and -2 working properly?
(Perform the input check:03-[FAX]ON/[9]/[H])
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NO Æ 1) Check if the connectors or joint connectors of the transfer belt home posi-
tion sensors-1 and -2 are disconnected.
2) Check if the connector CN361 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 transfer belt home position sensor-1 and -2.
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.
Is the revolver motor working? (Perform the output check: 03-450)
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NO Æ 1) Check if the connector of the revolver motor is disconnected.
2) Check if the connectors CN435 and CN434 on the DRV board are discon-
nected.
3) Check if the connector CN331 on the LGC board is disconnected.
4) Check if the connector pins are disconnected or the harnesses are open cir-
cuited.
5) Check if the conductor patterns on the DRV board and LGC board are short
circuited or open circuited.
6) Replace the revolver motor.
7) Replace the DRV board and LGC board.
YES
1) Check if the teeth of the revolver motor gear or the revolver unit gear do not get chipped or
cracked.
2) Check if the conductor patterns on the DRV board and LGC board are short circuited or
open circuited.
3) Replace the DRV board and LGC board.