Re: [M100] Repair dilemma

2020-08-05 Thread Matthew Stock
ed in plastic.. >> should be replaced asap in all model 100/102/200's >> https://www.arcadeshopper.com/wp/store/#!/NI-CD-3-6v-60Mah-replacement-battery/p/109811150/category=32594049 >> >> On Tue, Aug 4, 2020 at 2:15 PM Peter Vollan wrote: >>> >&g

Re: [M100] Repair dilemma

2020-08-04 Thread Matthew Stock
likely go bad soon > and can rot your computer. While you have the case open, it is a good idea to > replace the capacitors. Again, if they are not bad now they soon will be. > Congratulations on your find. > > On Tue, Aug 4, 2020 at 10:53 AM Matthew Stock wrote: >> >> H

[M100] Repair dilemma

2020-08-04 Thread Matthew Stock
Hi all, I recently picked up a "for parts, not working" M100 on Ebay. After a quick inspection where I didn't see any obvious damage, I tried powering it up with a wall wart. Much to my surprise, it came up immediately and seems to work just fine (keyboard, display, etc). My guess is that the

Re: [M100] Troubleshooting M102 (Was: M102, Black Screen, Help!)

2020-07-17 Thread Matthew Stock
Hi Alan, I was working through a similar issue recently. Fortunately, I had access to a logic analyzer and was able to confirm that the CPU was operating properly, and even where in the ROM it was looping. Once I was able to determine it was waiting for the LCD status to change, I rechecked the