pram

  1. wottle

    PRAM battery voltage ranges

    I purchased some 3x AAA battery holders to use as a replacement for the 4.5V. I also bought some Lithium batteries to use because I heard they do not leak corrosive material when at the end of their life. When I threw 3 1.5v AAA batteries in the holder, the voltage is 5.3v. I expected the...
  2. retr01

    PRAM Capacitor to PRAM Battery in the iBook and 12" PowerBook G4 models

    I noticed something with my 12" iBook G4 that I recently picked up. It would keep forgetting the time and date every time I remove the battery. PRAM reset didn't resolve the issue. I discovered that none of the iBooks and the 12" PowerBooks have PRAM batteries. Those have PRAM capacitors...