Communication Related Service Call - Toshiba e-Studio3511 Service Handbook

5.1.12 Communication related service call

[C550 (C780)] RADF I/F error
(1) Check if the harness connecting the RADF board and SLG board is disconnected or open
circuited.
(2) Check if the conductor pattern on the RADF board is short circuited or open circuited.
(3) Check if the conductor pattern on the SLG board is short circuited or open circuited.
(4) Replace the RADF board.
(5) Replace the SLG board.
[C570] Communication error between Engine-CPU and IPC board
(1) Check if the LGC board and IPC board are connected properly.
(2) Check if the conductor pattern on the IPC board is short circuited or open circuited.
(3) Check if the conductor pattern on the LGC board is short circuited or open circuited.
(4) Replace the IPC board.
(5) Replace the LGC board.
[C580] Communication error between IPC board and finisher
(1) Check if the specified finisher is attached.
(2) Check if the harness connecting the IPC board and the finisher controller PC board is
disconnected or open circuited.
(3) Check if the conductor pattern on the IPC board is short circuited or open circuited.
(4) Check if the conductor pattern on the finisher controller PC board is short circuited or open
circuited.
(5) Replace the IPC board.
(6) Replace the finisher controller PC board.
[F070] Communication error between System-CPU and Engine-CPU
(1) Check if the harness connecting the SYS board and LGC board is disconnected or open circuited.
(2) Check the version of the system ROM on the SYS board.
(3) Check the version of the engine ROM version on the LGC board.
(4) Replace the SYS board.
(5) Replace the LGC board.
[F110] Communication error between System-CPU and Scanner-CPU
[F111] Scanner response abnormality
(1) Check if the harness connecting the SYS board and SLG board is disconnected or open circuited.
(2) Check the version of the system ROM on the SYS board.
(3) Check the version of the scanner ROM version on the SLG board.
(4) Replace the SYS board.
(5) Replace the SLG board.
e-STUDIO3511/4511 TROUBLESHOOTING 5 - 50 November 2003 © TOSHIBA TEC
05/05