Not the first voucher. Have been using this CIU for a few months. When they installed it, it was loaded with 5 Units, and it ran out quickly the first day. Struggled to get it connected again. But what worked was to plug it into the wall socked nearest to the DB. Believe that would then be...
@Modus, you are quite knowledgeable around the subject. Appreciate all your input. I have similar issue.
currently my CiU is connected to wall socket. However as soon as I start to type on the keypad the lcd screen flashes PLc for 2-3 seconds then i am able to continue to type codes/voucher...