[Elecraft] K2 Keypad

[W3FPR]

Bill,

Not a menu problem.  Check the soldering at FP U3 pin 16 as well as all 
of U2 and RP1.
What does work?  That info will assist in properly diagnosing the problem.

73,
Don W3FPR

On 8/7/2024 2:23 AM, William Santos via Elecraft wrote:
> My K2 (SN 04507) with K100, SSB module, etc. seems to have a problem with the keypad.
>
> I cannot activate the filters (XFIL), switch from A to B, or get out of PRE (PRE/ATT). The MODE(1) key works, but the other 8 keys (2-9) don't seem to have any effect when pressed.
>
> Does this sound like a hardware problem, or am I in some strange menu setting that is disabling the keys? (I apologize in advance, as this is a new radio to me, and this could easily be user error.)
>
> Thanks and 73,
> Bill
> KN6UDK
>