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MHZ2250BH Kernel mode?

Posted: February 7th, 2010, 17:32
by DataWreck
Hi Folks

Is there any support for the MHZ2250BH or any way to force the PCB into Kernel mode for ROM reading?

No external ROM on these boards :(

*Sorry I did post on the Ace forums but this board has a lot more traffic*

Thanks

Leigh

Re: MHZ2250BH Kernel mode?

Posted: February 9th, 2010, 15:25
by pcimage
I presume you have a duff PCB?

I have had a few like this and had to search high & low for a compatible PCB and in most cases found one.

Post the pic of the drive label and I'll see if I have one. :-)

Re: MHZ2250BH Kernel mode?

Posted: February 10th, 2010, 7:56
by DataWreck
Yep your correct the PCB is not playing ball.

Label below

Cheers mate

Leigh

Re: MHZ2250BH Kernel mode?

Posted: February 11th, 2010, 21:09
by TerraNova
Hint: Short circut and you will get kernel

Re: MHZ2250BH Kernel mode?

Posted: February 21st, 2010, 12:33
by book14
have you replaced the fuse? to test the item with the symbol "N" :lol:

Re: MHZ2250BH Kernel mode?

Posted: January 28th, 2011, 15:45
by tecol
Any success? Have an identical disc, same rev.nr. It spins and i can hear the head moving. Need another pcb or any other ideas?

Re: MHZ2250BH Kernel mode?

Posted: January 31st, 2011, 17:20
by DataWreck
While I remember that job being sorted we'll have to dig through the case notes.

Will PM if found