Atari CX 5200 Field Service Manual page 58

4-PORT 5200 DIAGNOSTIC FLOWCHART
The Diagnostic Flowchart is intended to
troubleshooting the 4-Port 5200. Follow the prompts in the order presented. When
a question is asked, follow the lin e from the box that best applies to your unit's
condition. When that line terminates with a letter inside a circle, locate the lett er
on a different page and continue the diagnosis.
chance; it tells you when to perfor m a specific test and when to replac e
co mponents.
S WAPOUT PROCEDURE
A t many plac es in the diagnostic flowchart, a box tells you to "swapout" a
co mponent, a chip, or a number of chips in a particular order.
instr uction means that you should replac e the indicated co mponents (one at a time)
with known-good components of the same type. The unit should then
with the new, known-good component(s} in plac e to see whether the swapout solved
the problem being checked. If the swapout did not fix the problem , leave the new
chip in and swapout the next.
co mponents. Once the unit functions properly, reinstall the original Ie's one by one
to determine which are actually def ective.
REP L ACE IN OR DER
The "r eplac e in order" instruction means that you should replace the components
indicated in the order listed until the r esult called out in th e previous block is
obtained.
F - Some lines terminate with an
beginning of the test sequence on page 3 - 1.
N - Some lines terminate with an N inside a circle. When this occurs, call your
Atar i Repair Hotline.
CX520 0 Field Service Manual
SECTION 4
be easy to use and the primary aid when
The f lowchart leav es nothing to
Repeat this procedure for the rest of the
inside a circle. When this occurs, return to the
F
I nside California
(800) 672-1 4 66
Outside California
(800) 5 3 8-1 5 3 5
( 800) 5 3 8-1 5 3 6
4 - 1
The "swapout"
be tested
Changed by
ECN 1/0036
6 /2 1 /83
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