Re: [Elecraft] Strange results at first test.

2004-12-27 Thread W3FPR - Don Wilhelm

Pete,

When you power on, the firmware level is being displayed.
That does not normally occur, but it does display like you indicate IF you 
hold one or more buttons down while powering on.


Based on that info, do check to see that all buttons move freely in the 
front panel button holes.  If you can't locate one or more tight buttons, 
remove the front panel from the board, take off the keycaps and put it 
together without the keycaps - just to see if everything then works.  If it 
does, then you just have to find out why the keycaps bind on the cutouts - 
it is difficult to position the switches wrong, so you could have a bad 
front panel.  I had a bad one once, it was punched just a wee bit crooked 
(only about 2 mm off from a corner to corner measurement), and it was very 
difficult to see visually - and I even had a good one to compare with.


73,
Don W3FPR

- Original Message - 


I am also getting some wierd results on first test. Don recommended a
solder check and I have done this. I have rewetted all the joints on the
control board and display to no avail. I get no info messages and
things seem to come up as they should. On switch on I get: Elecraft
followed by 2.04P 1.09 then a frequency display. At this point tapping
display does nothing. Tapping menu a few times brings up the menu.
Now display works and brings up 13volts/0.008amps. Tapping display
several times again sometimes brings back the frequency display and
sometimes the menu. It always seems to want to go back to the menu by
itself after a few seconds and a lot of flicking backwards and forwards.
rate seems to work on frequency and the optical decoder seems to work.
Seems to be a wierd intermittant problem.




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Re: [Elecraft] Strange results at first test.

2004-12-27 Thread Jack Brindle
As usual, Don's advice is excellent. I would add that you should check  
to see if there might be a short between pins on one (or more) of the  
switches or traces connecting to them. It is EASY to accidentally  
splash some solder across solder traces either at the switches, the  
microcontroller or connectors. Depending on your eyesight, a magnifying  
glass may be required for checking this.



On Dec 27, 2004, at 4:31 PM, W3FPR - Don Wilhelm wrote:


When you power on, the firmware level is being displayed.
That does not normally occur, but it does display like you indicate IF  
you hold one or more buttons down while powering on.


Based on that info, do check to see that all buttons move freely in  
the front panel button holes.  If you can't locate one or more tight  
buttons, remove the front panel from the board, take off the keycaps  
and put it together without the keycaps - just to see if everything  
then works.  If it does, then you just have to find out why the  
keycaps bind on the cutouts - it is difficult to position the switches  
wrong, so you could have a bad front panel.  I had a bad one once, it  
was punched just a wee bit crooked (only about 2 mm off from a corner  
to corner measurement), and it was very difficult to see visually -  
and I even had a good one to compare with.



- Jack Brindle, W6FB
 
-


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