Hi,
OPs pics.
I hope you are not expecting to get much life out of that 9V battery?
When you opened the monitor did you have it set at the same serial speed as in the arduino card?
Tom.. 
Hi,
OPs pics.
I hope you are not expecting to get much life out of that 9V battery?
When you opened the monitor did you have it set at the same serial speed as in the arduino card?
Tom..