When I've had them in the past, when you change the battery or run it 
completely dead for that matter, often you have to do a hard reset when you 
power it up for the first time, or initialize it, how ever they word it. If 
you do that and put the settings back in it, it should work fine.
----- Original Message ----- 
From: "Lou Kolb" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Thursday, July 18, 2013 2:14 PM
Subject: OT: Braille lite 40 question


>I know this is off-topic, but at least it shouldn't generate flames and =
> swearing, and I do use these units in the shack.
>
> Anyone on list familiar with the circuitry of the Braille Lite 40?  I =
> have a friend who is offering to try to replace the battery packs in =
> several units for me.  I sent him my oldest unit first to experiment =
> with since I didn't really care what happened to that one.  He got the =
> batteries in but now when he turns it on, it just beeps and no Braille =
> comes up.  Has it lost the firmware?  He did find a lithium battery for =
> the memorie which seems to be good.  It measures 3 volts.  I've now sent =
> him another unit along with a charger so he can keep it powered while he =
> changes the cells.  Any observations apreciated.  73,  Lou