Toshiba E-STUDIO850 - 6 Firmware Updating

March 2005 © TOSHIBA TEC e-STUDIO520/600/720/850 FIRMWARE UPDATING
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6. FIRMWARE UPDATING
In this equipment, following firmware is written on the ROM on each board.
When you want to update the firmware above or the equipment becomes inoperative status due to
some defectives of the firmware, updating the firmware is available by the following actions.
• Updating with the download jig
P.6-2 "6.1 Firmware Updating with Download Jig"
• Updating with the USB Storage Device
P.6-33 "6.2 Firmware Updating with USB Storage Device"
Notes:
• Written firmware varies depending on the kinds of the boards provided as service parts. For
updating, only the minimum firmware is installed on the system control PC board, logic PC
board, and scanning section control PC board. No firmware is installed on the FAX board. The
latest version of the firmware at the delivery is written on the RADF control PC board, finisher
control PC board and saddle stitcher control PC board.
When any of above boards is replaced with a new one in the field, confirm the other firmware
version used with and then write the suitable version of the firmware.
• The firmware (master data) is not installed on the hard disk provided as a service part. When
the hard disk is replaced with a new one, confirm the other firmware version used with and
then write the suitable version of the firmware.
Firmware Stored
Master data
(HDD program data, UI data)
Hard disk
System ROM
(System firmware, OS data, UI data)
System control PC board
(SYS board)
Engine ROM
(Machine firmware)
Logic PC board
(LGC board)
Scanner ROM
(Scanner firmware)
Scanning section control PC board
(SLG board)
Laser ROM
(Printer firmware)
Laser control PC board
(PLG board)
PFC ROM Logic PC board
(LGC board)
RADF ROM
(RADF firmware)
RADF control PC board
(ADF board)
Finisher ROM
(Finisher firmware)
Finisher control PC board
(MJ-1027/1028)
Finisher ROM
(Saddle stitcher firmware)
Saddle stitcher control PC board
(MJ-1028)
FAX ROM
(FAX firmware)
FAX board
(GD-1170)
Inserter ROM Inserter main board
(MJ-7001)
05/05