Switch to full style
Data recovery and disk repair questions and discussions related to old-fashioned SATA, SAS, SCSI, IDE, MFM hard drives - any type of storage device that has moving parts
Post a reply

nv-ram chip

January 5th, 2012, 9:34

hi, somebody can recognize nv-ram chip here 100% sure?
SATA 1 TB 3,5 HDT721010SLA360 (HDx7210SL family)
Attachments
DSC_0212.JPG

Re: nv-ram chip

January 5th, 2012, 9:43

The one on the left written 93c86

Re: nv-ram chip

January 5th, 2012, 9:45

I hardly ever work with Hitachi 3.5" but I would imagine it to be this one.
Attachments
DSC_0212.JPG

Re: nv-ram chip

January 5th, 2012, 9:59

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

Re: nv-ram chip

January 5th, 2012, 10:53

looks like a 1MB flash memory.

http://www.alldatasheet.com/view.jsp?Searchword=25P10VP

Re: nv-ram chip

January 5th, 2012, 12:28

HI

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

Rgds

Re: nv-ram chip

January 5th, 2012, 16:07

http://www.users.on.net/~fzabkar/HDD/HD ... Flash.html

Re: nv-ram chip

January 6th, 2012, 3:09

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..
Post a reply