|You're gonna have to take that thing apart. What is the "Type Number" of your laptop? We'll see if we can find a service manual. You should find the type number on a label on the bottom of the laptop.|
A T42 power jack appears to plug in instead of being soldered to the motherboard. If that's true, you'll need to buy a new one; it's usually better to replace a power jack than resolder it anyway.