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 Post subject: after head swap 500 Serial FLASH boot code checksum failure
PostPosted: March 13th, 2010, 16:40 
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Joined: January 23rd, 2009, 6:29
Posts: 110
hi to all

my hdd stm3500320as head failure then swap head with donor hdd

Now, hdd worked in DE and i seen data in explorer but very very slowly!?
in every second clik clik and continues
then i see in terminal

Serial FLASH boot code checksum failure!
BOOT CMD:
DS
AP <addr>
WT <data>
RD
GO
TE
BR <divisor>
?
RET

what's that problem?

and also
2>U
1>N1
then head clik and clik then upper message apear again

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 Post subject: Re: after head swap 500 Serial FLASH boot code checksum failure
PostPosted: March 13th, 2010, 19:45 
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Joined: December 24th, 2007, 16:08
Posts: 1421
Location: EUROPE
you should try to clone it very very slow.

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ZeBong
" что случилось в России - останется в России "
" Россия еще раз"


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 Post subject: Re: after head swap 500 Serial FLASH boot code checksum failure
PostPosted: March 14th, 2010, 0:58 
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Joined: January 23rd, 2009, 6:29
Posts: 110
thanks for your answere

do't chose from boot CMD?

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 Post subject: Re: after head swap 500 Serial FLASH boot code checksum failure
PostPosted: March 14th, 2010, 2:13 
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Joined: August 24th, 2009, 6:01
Posts: 95
Location: U.A.E Dubai
Agree with Zebong clone it or Make image .


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 Post subject: Re: after head swap 500 Serial FLASH boot code checksum failure
PostPosted: March 14th, 2010, 7:57 
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Joined: January 23rd, 2009, 6:29
Posts: 110
i do again
2>U
1>N1
then clik and clik then is done

but after power off/on hdd detect 0 byte
then i do bsy solution
now again hdd detect and see data in explorer DE

what that problem with this hdd?
8)

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www.nsrecovery.ir


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 Post subject: Re: after head swap 500 Serial FLASH boot code checksum failure
PostPosted: March 14th, 2010, 8:53 
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Joined: November 9th, 2006, 15:15
Posts: 2984
hamidbid wrote:

Serial FLASH boot code checksum failure!
BOOT CMD:
DS
AP <addr>
WT <data>
RD
GO
TE
BR <divisor>
?
RET




Looks like damaged ROM to me. Not good on this family.If you can get the data, albeit slowly, maybe persistence and patience is the answer.


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 Post subject: Re: after head swap 500 Serial FLASH boot code checksum failure
PostPosted: March 14th, 2010, 15:57 
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Joined: January 23rd, 2009, 6:29
Posts: 110
i started to image from drive
first 12 hour imaged only 30,000,000 sectors 8)

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www.nsrecovery.ir


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 Post subject: Re: after head swap 500 Serial FLASH boot code checksum fai
PostPosted: July 26th, 2013, 6:20 
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Joined: January 25th, 2008, 1:57
Posts: 48
a risistor along the rom chip is lost


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