[amsat-bb] Re: an issue with LVBTracker

Gould Smith gouldsmi at bellsouth.net
Tue Jul 13 22:44:50 PDT 2010

Hi Shamai,

1) Do the front buttons on the LVB Tracker control the rotor?
2) Check the wiring to the LCD display (one bad connection can easily cause 
3) If it is not an LCD wiring problem, I would suggest programming another 
PIC chip.

Gould, WA4SXM
----- Original Message ----- 
From: "Shamai Opfer" <shamai.opfer at gmail.com>
To: <AMSAT-BB at amsat.org>
Sent: Tuesday, July 13, 2010 4:58 PM
Subject: [amsat-bb] an issue with LVBTracker

> Hi all,
> After many months (Actually years) of good and flawless service, My LVB
> Tracker woke up one day with the display showing Z|||Z|||Z||| or
> sometime >|||>|||>|||>|||...
> I tried several things: reset, checking the internal 5V supply voltage,
> etc..
> I tried to reprogram the PIC using the PicProg program, but got only
> this reponse: "chip not recognized".
> I followed the instructions in the document BuildingtheLVBTrackerv2.pdf
> (dated Dec 29, 2007) but no success
> Any idea? anyone?
> Pictures enclosed
> 73 & thanks,
> Shamai 4Z1WS


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