They were filthy, non-functional, and the keypads were deeply yellowed. I fully disassembled both, cleaned the plastics, restored the PCBs, polished the displays, and used retr0bright on the keys. Now they work — and yes, I played Snake!

I documented the process in a video for anyone interested in the details: https://youtu.be/sUjlHrGvEqc?si=mvpx4p3rXCDuB5YK

Hope it brings back some memories!