Atari 2600 Field Service Manual page 60

Colored
Screen
Troubleshooting Procedure,
Switchboard, (Continued)
m
I s
+9v present yes
)
Yes
Is
C l O 1 shorted?
L
Replace C10 1.
at JlOl
Pin 2?
v
t
b
Replace
voltage
I
I
regulator (A10 1).
I
shorted to ground.
I
-
Check that C10 1,
C103, or C106
are not shorted.
Replace if shorted
I
1
P
If +9v i s still
not present at
JlOl pin 2,
then r e p h c e
the regulator
(A101).
Pg. 4-20
2600/2600A Domestic VCS