![]() ![]() Once you have reached the end move the first meter lead from pin 1 to pin 2 and repeat steps 2 and 3 while connecting the second meter lead to pins 3 through the highest pin.Now, keep moving the lead to the next pin and repeat steps 2 and 3 for each pin.If the meter didn’t react then move the meter lead from pin 2 to pin 3 and repeat steps 2 and 3 above.When you pressed the number 7 your meter reacted. Example: Your meter is connected to pins 1 and 5. Write down the pin numbers next to the column and row for the key you just found.Press all the buttons until the meter indicates a closure.Connect your Ohm meter leads to pins 1 and 2.Note: If you bought an original keypad used for this purpose then you don’t need to figure out pins but if you got it from some other electronic device then you need to identify pins which will be used for this purpose.
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