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Author Topic: problem with gtb biatch of a thing  (Read 338 times)

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Offline Steevsee

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Re: problem with gtb biatch of a thing
« on: May 19, 2012, 11:39:35 AM »
Quote from: Retropin on May 19, 2012, 10:30:21 AM
What system is the machine??

Think it's an 80b.

Quote from: Olivia_jason on May 19, 2012, 10:22:19 AM
any ideas as to why??

Sounds like column 7 is faulty on the switch matrix

Some repair info here.

http://web.archive.org/web/20081010012214/http://www.geocities.com/kirbseepe/repairswitches.html
« Last Edit: May 19, 2012, 12:13:17 PM by Steevsee »
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