e-STUDIO163/203 TROUBLESHOOTING December 2005 © TOSHIBA TEC
5 - 4
5.1.2 Paper misfeeding
[E12] Bypass misfeeding
Open the transfer cover. Is there any paper in front of the registration sensor?
%
YES # Remove the paper.
NO
Is the registration sensor working?
(Perform the input check in the test mode: 03-[INTERRUPT]OFF/[9]/[6])
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NO # 1) Check if the connector of the registration sensor is disconnected.
2) Check if the connector CN26 on the MAIN board is disconnected.
3) Check if the connector pins are disconnected and the harnesses are
open circuited.
4) Check if the conductor pattern on the MAIN board is short circuited or
open circuited.
5) Replace the registration sensor.
6) Replace the MAIN board.
YES
Is the bypass pickup solenoid working? (Perform the output check in the test mode: 04-204)
Is the bypass paper sensor working?
(Perform the input check in the test mode: 03-[INTERRUPT]OFF/[1]/[4])
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NO # 1) Check if the connector of the bypass pickup solenoid and bypass
paper sensor are disconnected.
2) Check if the connector CN26 on the MAIN board is disconnected.
3) Check if the connector pins are disconnected and the harnesses are
open circuited.
4) Check if the conductor pattern on the MAIN board is short circuited or
open circuited.
5) Replace the bypass pickup solenoid and bypass paper sensor.
6) Replace the MAIN board.
YES
Check the bypass pickup roller. Replace it if it is worn out.
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