Methods of Self-program
(1) Press the setting button for 3 seconds, until the indicator light light up.
(2) Drop in 30 different 1st  coins to program 1st coin value. Drop 2nd  10+10 pcs Coins to program 2nd coin value until light off.

3.Wiring diagram
106K Connection
Gray Line
Red Line       DC+12V
White Line     COIN Signal   
Black Line     GND(Ground)
Gray Line-Control Line（5V~12V）

106M Connection
Gray Line
Red Line       DC+12V
White Line     COIN Signal          Counter
Black Line     GND(Ground)
Gray Line

4.Coin Signal Output

      a     b    c        （1st coin）            a            （2nd  coin）
The diagram shows output signal wave on the condition of  NC (Normal Close).
NO(Normal Open) is on the contrary.
On the condition that b=100ms , if switch dips to 20ms,then a=c=20ms;
if dips to 40ms,then a=c=40ms;
if 60ms,then a=c=60ms.
5. skype: coindoors