The wiki you are following is for the SD printrboard REV E I am guessing. I believe you are using the new board REV CA from what I see of your board they are not the same The jumpers pins are in the right lower corner of main chip and reset button is in the lower left corner of the board below SD card slot on my board. A picture of your whole board might help
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SD3, RAMPS 1.4, Lawsy's carriages modified by me, 2 SSRs, E3D V6, 2 Power supplies, Independent monitoring of both power supplies (amps and volts) also extruder and bed temps, Blue Tooth connectivity, bearings in all axis & rotational points, Y axis direct drive. Remotely controlled power box on / off . Gecko Tec build plate . Renamed FrankenDoodle