PC-3000 Forum

I have a backup.rom is external , we can not read rom on the boot rom .we wieving this message "check if com port selected correctly and port connections"
hdd is waiting a long time BSY.
we can not do anything on the kernel mode
hdd heads get a few voice
what is the problem this hdd?

This needs to be upgraded to the 6.5X version, read the ROM through the COM terminal,

or move the PCB board to another disk to read the ROM.