Toshiba E-STUDIO3508A - Page 610

e-STUDIO2008A/2508A/3008A/3508A/4508A/5008A © 2015 TOSHIBA TEC CORPORATION All rights reserved
ERROR CODE AND TROUBLESHOOTING
8 - 72
[E270] Bypass transport jam (Paper not reaching the registration sensor)
[E280] ADU transport jam (Paper not reaching the registration sensor)
Separation roller
Pickup roller
Transfer roller
Classification Error content
Paper transport jam Jam not reaching the registration sensor
Proce
dure
Check item Result Measure
Next
Step
1
Open the Automatic
duplexing unit. Is there
paper in front of the
registration sensor?
Yes Remove the paper.
No
2
2
Is the registration sensor
working?
(Perform the input check
in the test mode: 03-
[FAX]ON/[9]/[A]
Yes
3
No • Check if the connector of the registration
sensor is disconnected.
• Check if the connector CN316 on the LGC
board is disconnected.
• Check if the connector pins are
disconnected and the harnesses are open
circuited.
• Check if the conductor pattern on the LGC
board is short circuited or open circuited.
• Replace the registration sensor.
• Replace the LGC board.
3
Is the bypass feed clutch/
ADU clutch working?
(Perform the output check
in the test mode: 03-204/
222)
Yes
4
No • Check if the connector of the bypass feed
clutch/ADU clutch is disconnected.
• Check if the connector CN311 on the LGC
board is disconnected.
• Check if the connector pins are
disconnected and the harnesses are open
circuited.
• Check if the conductor pattern on the LGC
board is short circuited or open circuited.
• Replace the bypass feed clutch/ADU clutch.
• Replace the LGC board.
4
Registration roller • Check the registration roller. Replace it if it
is worn out.
Parts to be replaced Remark
Registration sensor.
LGC board
Bypass feed clutch
ADU clutch
Registration roller
Parts to be replaced Remark