Rainjet sprinklers controller help!!! pleaseee?

the controller for my sprinklers is not working. i moved into the house several months ago and i want to use sprinklers to water the grass. i pressed all the buttons on the controller but nothing is lighting up on the display. i dont know what is wrong with it. help pleasee, i need to water my grass. there is... show more the controller for my sprinklers is not working. i moved into the house several months ago and i want to use sprinklers to water the grass. i pressed all the buttons on the controller but nothing is lighting up on the display. i dont know what is wrong with it. help pleasee, i need to water my grass. there is a battery inside the control box and i connected it to the cords inside the box but its still not working. there are cords that are linked from the control box but they go inside the ground. i dont know where those cords go to. please helpppppp.!!!!!
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