Hantarex polo .
left pin is . live
right pin is . neutral
leave the center pin empty the center pin must not be used
atach the earth to one of the two screws nearby in the metal frame work (should be obvious where it goes) see pic.
are you sure the monitor is 110 volts?
it should say bellow where it says polo.
make sure it dosnt say 220-240
plug it in

wheres your monitor cable?
if you dont already know this is the signal input pinout
6 5 4 3 2 1
1=R
2=G
3=B
4=EARTH
5=VERT .SYNC
6=HORIZ.SYNC OR COMP SYNC