RAMCheck2 0020 RFI Causing Ambient Fail, Unstable Reference, Ambient Fail, 000,000,010 to 065, 075, Air Blank Won't Clear

Intoxilyzer 5000 64 series upgraded to 66 MA

Intoxilyzer 5000 in need of maintenance. Instrument in ACACACACACA mode. Print inhibit on. No simulator, no source of ethanol or interferent. RFI from two Cobra walkie-talkies Channel 3 00 used, one transmitting, another receiving, so you can hear when "T