On 09/28/2017 11:28 PM, Ethan Dicks wrote: > On Thu, Sep 28, 2017 at 1:14 PM, Francesco Messineo > <email@example.com> wrote: >>> it's every 8 chars. Now I first have to replace the UD9 socket... > > Those sockets are not high quality, so that's also a good call. I > replaced all of them in the 3032 I got as a teenager. > >> turns out the "every 8 chars" flickering was a bad UF8 (MOS 2114 variant). >> UF7 (the twin MOS 2114) had also a few bad cells (3 that I could >> observe using pettester.bin image). > > Not surprising. Most vintage stuff with 2114s, that's the first thing > I look at when they fail oddly. If you can get them, LC3514 from SANYO are a dropin replacement for a 2114. They're CMOS too, so you save some power. Otherwise, you can hack in a 6116, but that's ugly. Gerrit Message was sent through the cbm-hackers mailing listReceived on 2017-09-29 07:00:02
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