Toshiba 4511 Marine Radio User Manual


 
e-STUDIO3511/4511 TROUBLESHOOTING 5 - 10 November 2003 © TOSHIBA TEC
[E320] PFP upper drawer transport jam (not reaching the lower drawer feed sensor)
[E350] PFP lower drawer transport jam (not reaching the lower drawer feed sensor)
[E3E0] LCF transport jam (not reaching the lower drawer feed sensor)
Open the side cover. Is there paper in front of the lower drawer feed sensor?
YES Remove the paper.
NO
Is the lower drawer feed sensor working? (Perform the input check: 03-[FAX]ON/[3]/[G])
NO 1. Check if the connector of the lower drawer feed 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 lower drawer feed sensor.
6. Replace the LGC board.
YES
Are the lower transport clutches working? (Perform the output check: 03-203, 205)
NO 1. Check if the connectors of the lower transport clutches (high/low speed) are
disconnected.
2. Check if the connector CN337 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 lower transport clutches (high/low speed).
6. Replace the LGC board.
YES
When the paper fed from the PFP:
Is the PFP transport clutch working? (Perform the output check: 03-225)
NO 1. Check if the connector of the PFP transport clutch is disconnected.
2. Check if any of the connectors CN241, CN242 and CN244 on the PFP board is
disconnected.
3. Check if the connector CN332 on the LGC board is disconnected.
4. Check if the connector pins are disconnected or the harnesses are open circuited.
5. Check if the conductor patterns on the PFP board and LGC board are short
circuited or open circuited.
6. Replace the PFP transport clutch.
7. Replace the PFP board.
8. 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.