gamemaker v7000 board keno plus dvb 200 lights red wont cycle,

[don275]

have a dvb 200 sh 044/045 chip in it, never worked from the day i bought ,have to load nickels for credits,not sure why it wont work,does not cycle on start up ,comes on screen no errors for bill acceptor, then when i play a few nickel spins ,comes up error bill acceptor, the light is red on bill acceptor, plugs seem good,no pins out of place,not sure if chip is good in bill acceptor, no communication on set up does not show it being recognized,any help greatly appreciated,thx