NIBBLER (ROCK-OLA)
1983
---------------------

PARTS SIDE             SOLDER SIDE
----------             -----------
(A)  1  GND                2   GND 
(B)  3  GND                4   GND
(C)  5  +5V                6   +5V
(D)  7  +5V                8   +5V
(E)  9  2 DOWN             10  2 UP
(F)  11 2 RIGHT            12  2 LEFT
(H)  13                    14  RESET
(J)  15                    16
(K)  17 1 DOWN             18  1 UP
(L)  19 1 RIGHT            20  1 LEFT
(M)  21                    22
(N)  23                    24
(P)  25  COIN 1            26  1 START
(R)  27                    28  COIN 2
(S)  29                    30  2 START
(T)  31  Green             32  Red    
(U)  33  SYNC              34  Blue  
(V)  35                    36  SP+
(W)  37  +12V              38  +12V
(X)  39  +12V              40  +12V
(Y)  41  GND               42  GND
(Z)  43  GND               44  GND