I recommend the "num" key, the numeric keypad is worthless.
On 24 January 2018 at 18:58, David Boyd <[email protected]> wrote: > Yes, I took the keyswitch apart. M102 keyswitches, at least mine, are rubber > domes internally. I removed the dome and cleaned the contacts as well as I > could — no luck. The key will record presses if I press down very hard and > then rock the key forward and back, which is why I re-flowed the solder, > without success. Possibly I will swap it for the “code” key, since I rarely > use that, but I’d prefer a replacement key. If I find a good modern > replacement, I might do all of them. > On Wed, Jan 24, 2018 at 16:01 Fugu ME100 <[email protected]> wrote: >> >> Have you tried removing the key cap and cleaning it internally? >> >> >> The key caps can be removed very, very carefully. I had a bad M100 key >> that would not work even after externally using cleaner, took it apart to >> find a dead spider blocking the contacts. The key caps are locked to the >> main PCB part by two plastic tabs they need to be eased open very gently, I >> used a dental tooth pick. You can see how the plastic key cap is locked to >> the base by examining the keys near the edge of the keyboard. Once the key >> cap is removed you should be able to take out the spring and metal disc, >> just remember how it all goes back together :) Then clean the inside with >> a cotton bud soaked in contact cleaner. Hopefully there is some debris >> internally blocking the contact. >> >> >> If the plastic locks are correctly open it should take no force to remove >> the key cap. If it is still refusing to move then it has not been unlocked >> do not use any strong force the plastic will break. >> >> >> Oh make sure the key cap is the right way round before reassembling >> otherwise you get to practice the skill again :) >> >> >> The keys are really simple on the M100 and I assume the T102 are similar. >> >> >> ________________________________ >> From: M100 <[email protected]> on behalf of David Boyd >> <[email protected]> >> Sent: Wednesday, January 24, 2018 02:13 >> To: [email protected] >> Subject: [M100] Need a M102 keyswitch >> >> Hello everyone, >> >> Has anyone got a parts 102 and would be willing to part with a keyswitch? >> My ‘B’ key has failed, and I’ve tried switch cleaner and reflowing the >> solder joints including the diodes with no luck. Failing that, is there a >> compatible keyswitch available commercially? >> >> — >> Dave Boyd >> -- >> -- >> Dave Boyd >> >> Hey! Just for fun, copy this line to your sig file! > > -- > -- > Dave Boyd > > Hey! Just for fun, copy this line to your sig file!
