Atari 2600

Defective Switch Troubleshooting Procedure
With inqxrative
switcb ,in position
(open). u +Y: prnmt
at 3201 pin for that
switch?(See Chart)
bdvnotwpresent
at
the RAM pin
for that switch?
(see chart)
Yes
h there an open - Repair open trace. - Does switch
Yes
No
ktareen 1201 and Yes now chnge
RAM pin? ~rm
on screen?
b
No I
b
Yes
fhes ~witCfi now work? I
i
Pg. 4-7
and White
Lait Difficulty
Right Difficulty
kkt
Rest t
CONNECflON CHART
2600/2600A Domestic VC