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67 is flakey
10-15-2023, 12:07 AM
Post: #19
teenix Offline
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RE: 67 is flakey
(10-14-2023 08:31 PM)mbielman Wrote:  Mystery solved! ROM3 (1818-0231) bad. Interestingly, I powered up the unit w/o ROM3 installed and it behaved EXACTLY the same as before. (see previous post about failure mode and observations)

So I still have one "bad" logic board (needs ROM3) and one good one.

But now I can sleep.

Mark

The basic operation of the 67 doesn't execute code from 1818-023 that I can see, it appears to be generally for entering or running a program.

cheers

Tony
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Messages In This Thread
67 is flakey - mbielman - 10-09-2023, 04:26 PM
RE: 67 is flakey - mbielman - 10-11-2023, 01:48 AM
RE: 67 is flakey - teenix - 10-11-2023, 03:49 AM
RE: 67 is flakey - John Garza (3665) - 10-11-2023, 06:49 AM
RE: 67 is flakey - mbielman - 10-11-2023, 02:31 PM
RE: 67 is flakey - John Garza (3665) - 10-11-2023, 04:01 PM
RE: 67 is flakey - mbielman - 10-11-2023, 04:08 PM
RE: 67 is flakey - John Garza (3665) - 10-11-2023, 10:39 PM
RE: 67 is flakey - mbielman - 10-11-2023, 04:14 PM
RE: 67 is flakey - teenix - 10-11-2023, 07:40 PM
RE: 67 is flakey - mbielman - 10-11-2023, 08:04 PM
RE: 67 is flakey - teenix - 10-11-2023, 08:18 PM
RE: 67 is flakey - mbielman - 10-11-2023, 11:10 PM
RE: 67 is flakey - mbielman - 10-13-2023, 01:49 AM
RE: 67 is flakey - teenix - 10-13-2023, 02:22 AM
RE: 67 is flakey - mbielman - 10-13-2023, 03:21 AM
RE: 67 is flakey - mbielman - 10-14-2023, 08:31 PM
RE: 67 is flakey - teenix - 10-15-2023 12:07 AM
RE: 67 is flakey - mbielman - 10-14-2023, 10:13 PM
RE: 67 is flakey - mbielman - 10-15-2023, 12:17 AM



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