From mboxrd@z Thu Jan  1 00:00:00 1970
From: Rogan Dawes <rogan@dawes.za.net>
Date: Mon, 23 Aug 2010 09:42:55 +0200
Subject: [U-Boot] help with HP mv2120 debricking
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On 2010/08/23 9:19 AM, Miroslav Petricek wrote:
> Dear members,
> 
> I was playing with my MH mv2120 NAS device and it happened to me that I
> stored some u-boot values and the device now hangs on boot. I am stupid I
> know.
> 
> Last thing I did was that I've set:
> 
> setenv enaPost Yes
> 
> setenv enaCpuStream Yes
> 
> and saved them:
> 
> saveenv
> 

It sounds like you may have to investigate a JTAG cable. Try opening it
up, and seeing if you can find a 12 or 14 pin header. It *MAY* be a jtag
header.

Google for more information about JTAG and the Orion5x devices.

Rogan