Become a MacRumors Supporter for $50/year with no ads, ability to filter front page stories, and private forums.

13" macbook

  1. M

    MB 1,1-7,1 A1181 Battery Problem

    The LID Switch FET functions OK, and the laptop DOES WORK with the external power, though Extremely Slow. At MagSafe, "Adapter Sense" line pulses when NO battery in place, the 16.5v line also pulses a few nanoseconds later (on 2 channel o-scope). Pulse width about 5ms every 1/2 second. Stays...