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positivebit
 Post subject: nv-ram chip
PostPosted: January 5th, 2012, 9:34 
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Joined: March 28th, 2011, 17:45
Posts: 441
Location: italy
hi, somebody can recognize nv-ram chip here 100% sure?
SATA 1 TB 3,5 HDT721010SLA360 (HDx7210SL family)


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Vorian
 Post subject: Re: nv-ram chip
PostPosted: January 5th, 2012, 9:43 
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Joined: December 2nd, 2010, 6:07
Posts: 35
Location: Belgium
The one on the left written 93c86
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Nick_CT
 Post subject: Re: nv-ram chip
PostPosted: January 5th, 2012, 9:45 
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Joined: September 5th, 2010, 12:29
Posts: 1038
Location: South Africa
I hardly ever work with Hitachi 3.5" but I would imagine it to be this one.


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loki
 Post subject: Re: nv-ram chip
PostPosted: January 5th, 2012, 9:59 
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Joined: July 7th, 2010, 4:45
Posts: 924
Location: UK
A quick search on google shows the U5 chip 93c86wP as an EEPROM but not much info on U7 chip in english.
If your not sure why not swap them both?

Loki
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pad15
 Post subject: Re: nv-ram chip
PostPosted: January 5th, 2012, 10:53 
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Joined: December 20th, 2011, 22:13
Posts: 13
Location: Italy
looks like a 1MB flash memory.

http://www.alldatasheet.com/view.jsp?Searchword=25P10VP
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ccc
 Post subject: Re: nv-ram chip
PostPosted: January 5th, 2012, 12:28 
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Joined: January 9th, 2007, 11:12
Posts: 410
Location: Romania
HI

U5=93C86WP is NV-RAM and U7=25P10VP is the ROM

Rgds

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fzabkar
 Post subject: Re: nv-ram chip
PostPosted: January 5th, 2012, 16:07 
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Joined: September 8th, 2009, 18:21
Posts: 16960
Location: Australia
http://www.users.on.net/~fzabkar/HDD/HD ... Flash.html

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positivebit
 Post subject: Re: nv-ram chip
PostPosted: January 6th, 2012, 3:09 
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Joined: March 28th, 2011, 17:45
Posts: 441
Location: italy
loki wrote:
A quick search on google shows the U5 chip 93c86wP as an EEPROM but not much info on U7 chip in english.
If your not sure why not swap them both?

Loki


Hi, i do not need swap them , i need short circuit nv-ram to remove hdd lock..
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