Disassemble the keyboard if possible without damage. Separate the rubber membrane from the back PCB. Use cotton swabs & Isopropyl alcohol to clean the conductive traces and membrane.
I don't think there is any room left for a ten cell AA holder. If you manage to stuff one inside, you hands down win my "Swole Brain of the Year" award.
Ni-Cd and Ni-Mh are interchangable; charging circuits designed for Ni-Cd should handle Ni-Mh perfectly fine. Although, my pack seems to get a...
I posted my build on the main battery replacement thread → https://68kmla.org/bb/index.php?threads/macintosh-powerbook-145-160-170-battery-replacement.1417/post-529595
Finished testing my PowerBook 1xx battery build today. Capacity is around 5000mAh with ten AA Ni-Mh cells, a full discharge takes approximately 2 hours and 15 minutes.
The aftermarket battery I'd gotten was too dangerous to open. So instead I got a new shell 3D printed.
I started with an...
From the PowerBook 160/180 developer note. It looks like you can send and receive analog audio on the line if you have an SPI modem. So you can probably use it as a phone
I noticed the Macintosh seems to have provisions for NTSC/PAL composite output, according to the monitor sense codes documentation.
Has anyone successfully coaxed a composite signal out of the Mac video port?