About replace the microprocessor
with a new one.
[A]: Mask ROM (With
software). No need to write in of
software to the microprocessor.
[B]: Flash ROM (With
software). Usually no need write in
software. But when the software was
updated, you should write in of the new software to the microprocessor or flash
ROM. Please check the software version.
[C]: empty Flash ROM (Without
software). You should write in the
software to the microprocessor or flash ROM.
Update procedure [Writing main
microprocessor procedure.]
IC300 [MB90F352PFM-G ST-15S1 FOR N]
Necessary equipment
Windows PC [O/S: windows 2000 or
Windows XP with serial port.
RS-232C cable straight type [9
pin male – 9 pin female]
Connection JIG: ST-7001 DAB/MICOM
UPGRADE BOARD [90M-ST7001JIG]
Writing software [flashprog 1
6lx-v01/11.exe]
Writng data
[Marantz_DABxxxx.mhx]. Note: xx is
version number
Install procedure.
Double click
flashprog16lx-v01/11.exe
* Click "Yes"
* Click Next
* Check complete, and click next
* Click install
* The status bar appears; click Next
Writing Procedure
* Disconnect the mains cord from
the unit.
* Connect RS 232C on the connection
JIG and Serial Port of windows PC with RS-232C cable.
* Turn the Mode Selector switch
[SW401] of connection JIG to the MICOM UPGRADE side.
* Connect the connection JIG to
SERVICE PORT in the rear panel of the unit.
* Connect the mains cord to the
unit.
* Press the Power On/Off button, on
the unit. Launch up the FUJITSU Flash
MCU programmer (FMC16LX)
* Click Start > Programs > FUJITSU FLASH MCU programmer & FMC16lx.
* Click 'Set Environment"
* Choose the using serial port and click OK.
* Choose MB90F352C/S/CS in Target Micro-controller.
* Select writing data and click Open.
* Click 'Full operation [D+E+B+P]
* Click OK.
* Close the FUJITSU MCU Programmer.
* Disconnect mains cord from the
unit.
* Disconnect JIG from the unit.
* Check version [Refer to Service
mode BY Previous Post Here]
