Toshiba e-STUDIO556 Service Manual page 953

11.8 When Firmware Updating Fails
When the equipment was shut down during firmware updating or it could not be started after updating
for some reason, perform firmware updating again following the procedure below.
11.8.1 Procedure
(1) Update "System ROM" of the system control PC board (SYS board) using the download jig
(PWA-DWNLD-JIG1).
Updating with the USB media becomes possible only after the "System ROM" (OS data) has
been updated.
See the updating procedure below for details.
 P.11-32 "11.4 Firmware Updating with PWA-DWNLD-JIG1"
(2) Update "Master Data", "Laser ROM", "PFC ROM", "Engine ROM", "Scanner ROM" and "RADF
ROM" using the USB media.
See the updating procedure below for details.
 P.11-9 "11.2 Firmware Updating with USB Media"
(3) When the update with the USB media for "Laser ROM", "Engine ROM", "PFC ROM", "Scanner
ROM" and "RADF ROM" failed, update these ROMs using the respective download jigs in the
table below.
e-STUDIO556/656/756/856
Firmware
Laser ROM
Engine ROM
PFC ROM
Scanner ROM
RADF ROM
e-STUDIO557/657/757/857
Firmware
Laser ROM
Engine ROM
PFC ROM
Important:
If the equipment cannot be started even when the above update has been performed, check that
there is no damage to the "SYS board", "PLG board", "LGC board" or "SLG board". Replace them
if necessary.
© 2011 - 2014 TOSHIBA TEC CORPORATION All rights reserved
Storage location
Laser control PC board K-PWA-DLM-320
 P.11-43 "11.5.1 Laser ROM"
(PLG board)
Logic PC board K-PWA-DLM-320
 P.11-45 "11.5.2 Engine ROM / PFC
(LGC board)
ROM"
Logic PC board K-PWA-DLM-320
 P.11-45 "11.5.2 Engine ROM / PFC
(LGC board)
ROM"
Scanning section control K-PWA-DLM-320
 P.11-47 "11.5.3 Scanner ROM (e-
PC board
(SLG board) STUDIO556/656/756/856)"
DLG board K-PWA-DLM-320
 P.11-50 "11.5.4 RADF firmware (e-
STUDIO556/656/756/856)"
Storage location
Laser control PC board K-PWA-DLM-320
 P.11-43 "11.5.1 Laser ROM"
(PLG board)
Logic PC board K-PWA-DLM-320
 P.11-45 "11.5.2 Engine ROM / PFC
(LGC board)
ROM"
Logic PC board K-PWA-DLM-320
 P.11-45 "11.5.2 Engine ROM / PFC
(LGC board)
ROM"
11 - 63
Download jig
Download jig
e-STUDIO556/656/756/856/557/657/757/857
FIRMWARE UPDATING
11