Frantiek Tma posted an answer for this Computers & Internet:
"I figured out, that the problem i caused by badly connected motherboard cable. I solved it..."
Frantiek Tma posted an answer for this Zebra Symbol Technologies MC909X-G Series Barcode Scanner:
"I figured out, that the problem i caused by badly connected motherboard cable. I solved it..."
Frantiek Tma posted an answer for this Symbol MC3090:
"I figured out, that the problem i caused by badly connected motherboard cable. I solved it..."