Atari 2600

2600A Trigger Line Troubleshooting Procedure
1 Yes
I
I Swapout
I
No
Cantinuity good? - Repair Trace
P
I A
1
I
-
Yes
Is there +5v at pin 6 of
-
1202 (Left Trigger) or
J203 (Right Trigger)?
I -
Open R224, R225 or
shorted (2216, C217.
h
Does trigger line work No R223 or R226 is shorted
properly
now?
i
1) A201
2) A200
3) A202
No
Are 2226 (Left Trigger) -
R223 (Right Trigger)
Pg. 6-2
Replace
defective resistor.
2600/2600A Domestic VC
goacl and connece to 2 b
C~V?
Chetk continuity
benvetn %Pins (3202 &
5203) and resistors
(R225 and R224).
A
I I