I'll see if I can identify the case screws on my 200. Also, make sure you check the memory power supply voltage (pin 28 on the RAM chips, I think) - it should be a solid 5v. If your memory battery is still installed and is discharged it can drag this rail down.
-Josh On Tue, Nov 13, 2018 at 4:14 PM Britt Dodd <[email protected]> wrote: > > Thanks Kurt --- the machine is absolutely non-responsive > (basic,enter,beep,enter does nothing), so I suspect removing the battery > might be a better first step, rather than immediately breaking the probe > out.... > > Does anybody have measurements on what the case screws dimensions are > (length, thread size, pitch)? All 3 of the 200s were missing case screws, > which I'd eventually like to remediate.
