Toshiba e-STUDIO556 - Page 572

e-STUDIO556/656/756/856(Ver03) © 2012 TOSHIBA TEC CORPORATION All rights reserved
ERROR CODE AND TROUBLESHOOTING
8 - 64
[E450] Option LCF side cover opened jam
[E460] Right center cover (bypass feed unit cover) open jam
Is the LCF front cover open?

YES  Remove the paper if there is any, then close the cover.
NO
Is the LCF side cover opening/closing switch working?
(Perform the input check in the test mode: 03-[FAX]OFF/[5]/[B])
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
NO  1. Check if the connector of the LCF side cover opening/closing switch
is disconnected.
2. Check if either of the connectors CN100 or CN106 on the LCF board
is disconnected.
3. Check if the connector CN338 on the LGC board is disconnected.
4. Check if the connector pins are disconnected and the harnesses are
open circuited.
5. Check if the conductor patterns on the LCF board and LGC board are
short circuited or open circuited.
6. Replace the LCF side cover opening/closing switch.
7. Replace the LCF board.
8. Replace the LGC board.
YES
1. Replace the LCF board.
2. Replace the LGC board.
Is the bypass feed unit cover open?

YES  Remove the paper if there is any, then close the bypass feed unit cover.
NO
Is the bypass feed unit cover sensor working?
(Perform the input check in the test mode: 03-[ENERGY SAVER]OFF/[6]/[H])
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
NO  1. Check if the connector of the bypass feed unit cover sensor is
disconnected.
2. Check if the connector CN338 on the LGC board is disconnected.
3. Check if the connector pins are disconnected and the harnesses are
open-circuited.
4. Check if the conductor patterns on the LGC board are short- or open-
circuited.
5. Replace the bypass feed unit cover sensor.
6. Replace the LGC board.
YES
Replace the LGC board.