On 8 Dec 2003, at 5:59 pm, Ron Michael wrote: > My G4 1.25 mirrored-door won't power up. Is there an internal reset of > some > sort? Here's the awful details. Tonight my daughter was helping me > plug in a > power supply for a new DSL router. The computer was on. I didn't really > realize what she was doing but she unplugged the G4 without me > powering down > or shutting down. I know that's a no-no but she didn't. Now everything > else > in the TrippLite power strip works including monitors, speakers, etc. > except > the G4. The "start/poweron" light will come alive while you hold it, > but > goes off when you release it, so the computer won't boot. I'm afraid > there's power supply damage, etc. What do you all think? Thanks for any > advice you can give. > Ron/Memphis > Ron, There's a switch inside on the main board marked (PMU), I think. Depress and hold it for a few seconds then close up and restart. It happened to me a few times. Alan