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 Post subject: lg pvr rh1888h PVR Encrypted drive
PostPosted: November 10th, 2014, 17:06 
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Joined: March 24th, 2011, 0:18
Posts: 182
Location: Australia
Hi Guys,
I have got a 160GB HDD from a lg pvr rh1888h.
Data is encrypted on the fly, does anyone familiar with a way or tool to decrypt the drive?


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 Post subject: Re: lg pvr rh1888h PVR Encrypted drive
PostPosted: November 10th, 2014, 17:23 
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Joined: September 8th, 2009, 18:21
Posts: 16960
Location: Australia
It might be easier to repair the PVR.

Here is a service manual:
http://www.jordansmanuals.com/Default.a ... el=RH1888H

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 Post subject: lg rh1888h PVR recovery
PostPosted: November 10th, 2014, 17:39 
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Joined: February 8th, 2014, 8:08
Posts: 456
Location: Eastern Europe /recovering worldwide/
odedshankar wrote:
I have got a 160GB HDD from a lg pvr rh1888h.
Data is encrypted on the fly, does anyone familiar with a way or tool to decrypt the drive?

Did you somehow confirm it is indeed encryption and not some proprietary format PVR uses to store data?

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 Post subject: Re: lg pvr rh1888h PVR Encrypted drive
PostPosted: November 10th, 2014, 19:18 
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Joined: March 24th, 2011, 0:18
Posts: 182
Location: Australia
yes it is encrypted and not the special formats.
There is no need to repair it as it is working - for some reason i think the customer clicked something and it initialized the disk so it shows empty.


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 Post subject: Re: lg pvr rh1888h PVR Encrypted drive
PostPosted: November 10th, 2014, 21:40 
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Joined: December 5th, 2011, 5:38
Posts: 1740
Location: Verona, Italy
Download this:
from-hdd-lg-to-pc-1.12.rar

http://ifndef.altervista.org/MaterOnlin ... -to-pc.zip
or
http://from-hdd-lg-to-pc.narod.ru/

This program should emulate on your PC the encrypted partition of your LG, if works you should be able to recover data.

Last version is 2.06, but beta:
http://ifndef.altervista.org/MaterOnlin ... c_beta.zip

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https://mega.nz/folder/O01DkBRI


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 Post subject: Re: lg pvr rh1888h PVR Encrypted drive
PostPosted: November 10th, 2014, 22:04 
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Joined: March 24th, 2011, 0:18
Posts: 182
Location: Australia
Thanks mate, i''l give it a try.


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 Post subject: Re: lg pvr rh1888h PVR Encrypted drive
PostPosted: November 11th, 2014, 17:58 
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Joined: September 8th, 2009, 18:21
Posts: 16960
Location: Australia
I notice that the documentation for the "from-hdd-lg-to-pc" tool states that it applies to PVRs based around the LSI Logic / Magnum Domino DMN-8652 and DMN-8653 chips.

FWIW, I have a supermarket brand DVDR (TDR250HD) that uses the DMN-8652, whereas the RH1888H uses the DMN-8653. The TDR250HD's file system is "TFS2". Here is a partial analysis:

http://web.archive.org/web/201106070408 ... ora/?cat=4

It might be a complete red herring, but here is the initial structure:

Quote:
So, let’s have a look at the 2GB formatted disk.

00000000-10003FFF 256MB of zeroes
10004000-1000406F block with 'CRedundantABS Copyright LSI Logic, Inc. 2004'
10004200-1000449F block with 'CLsiPMABS Copyright LSI Logic, Inc. 2004'
10004A00-10004A6F block with 'CRedundantABS Copyright LSI Logic, Inc. 2004'
10004C00-10004CAF block with 'CLsiPMABS Copyright LSI Logic, Inc. 2004'
100051E0-100052A0 block with 'TFS2'

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