Toshiba 4511, 3511

e-STUDIO3511/4511 TROUBLESHOOTING 5 - 20 November 2003 © TOSHIBA TEC

[E420] PFP side cover open jam

Is the PFP side cover open?

YES Remove the paper if there is any, then shut the cover.

Is the PFP side cover opening/closing switch working? (Perform the input check: 03-[FAX]OFF/[2]/[F])

NO 1. Check if the connector of the PFP side cover opening/closing switch is

disconnected.

2. Check if either of the connectors CN241 or CN243 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 side cover opening/closing switch.

7. Replace the PFP board.

8. Replace the LGC board.

YES

1. Replace the PFP board.

2. Replace the LGC board.

[E430] ADU open jam

Is the ADU open?

YES Remove the paper if there is any, then shut the ADU.

Is the ADU opening/closing switch working? (Perform the input check: 03-[FAX]OFF/[8]/[F])

NO 1. Check if the connector of the ADU opening/closing switch is disconnected.

2. Check if either of the connectors CN211 or CN217 on the ADU board is

disconnected.

3. Check if the connector CN340 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 ADU board and LGC board are short

circuited or open circuited.

6. Replace the ADU opening/closing switch.

7. Replace the ADU board.

8. Replace the LGC board.

YES

1. Replace the ADU board.

2. Replace the LGC board.