Toshiba 4511 User Manual

Page of 552
e-STUDIO3511/4511 TROUBLESHOOTING
5 - 8
November 2003 © TOSHIBA TEC
5.1.3  Paper transport jam
[E200]
Upper drawer transport jam (not reaching the registration sensor)
[E210]
Lower drawer transport jam (not reaching the registration sensor)
[E300]
PFP upper drawer transport jam (not reaching the registration sensor)
[E330]
PFP lower drawer transport jam (not reaching the registration sensor)
[E3C0] LCF transport jam (not reaching the registration sensor)
Open the jam access cover. Is there paper in front of the registration sensor?
YES
Remove the paper.
NO
Is the registration sensor working? (Perform the input check: 03-[FAX]ON/[9]/[E])
NO
1. Check if the connector of the registration sensor is disconnected.
2. Check if the connector CN345 on the LGC board is disconnected.
3. Check if the connector pins are disconnected or the harnesses are open circuited.
4. Check if the conductor pattern on the LGC board is short circuited or open
circuited.
5. Replace the registration sensor.
6. Replace the LGC board.
YES
Are the upper transport clutches (high/low speed) working? (Perform the output check: 03-439, 440)
NO
1. Check if the connectors of the upper transport clutches (high/low speed) are
disconnected.
2. Check if the connector CN362 on the LGC board is disconnected.
3. Check if the connector pins are disconnected or the harnesses are open circuited.
4. Check if the conductor pattern on the LGC board is short circuited or open
circuited.
5. Replace the upper transport clutches (high/low speed).
6. Replace the LGC board.
YES
1. Check the condition of the feed roller, separation roller and pickup roller of each paper source, and
replace them if they are worn out.
2. Check the transport roller. Replace it if it is worn out.