My old ThinkCenter M-8143 doesn't boot. When I press the power button nothing happens. It's a brand new power supply, so can't be an issue with the PSU. *If I remove the 4-pin CPU power connector ...
I have a IBM ThinkPad T42 that will not turn on. When I press the power button all the lights light up green. About a second latter all turn off except 2, one of which is the battery and the other is ...