Atari 400

400
COLOR
BAR
TROUBLESHOOTING
(cont)
Are the
following
present Refer
Figure
-•^v
on Modulator
Pin
5
Signal on Modulator
Pin 4
Signal
on Modulator
Pin
2
YES
Does
screen look
like Figure
3-6
NO
NO
Trace circuit
back
to
previous step
JSS.
Go
to TIA,
Page
5-
18
Call
ATARI
Tech
Une
Specialist
Inside
California
(800) 672-1466
Outside
California
(800) 538-1535
(800) 335-1536
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