Steel Soldiers now has a few new forums, read more about it at: New Munitions Forums!
Microsoft MSN, Live, Hotmail, Outlook email users may not be receiving emails. We are working to resolve this issue. Please add support@steelsoldiers.com to your trusted contacts.
I have an MEP-803B with the same problem. They keypad had been working fine at its previous location, then a few months ago I drove the thing 150 miles, and the keypad hasn't worked since.
For what it's worth folks, you can read the army document about the defective keypad here...