My Lenovo T520 (WIn 7) has been misbehaving for some time, showing two separate problems:
- It couldn't be powered down: after shut down it always restarted by itself and the only way to power it off was to press the power switch once more during POST. Disabling "auto start at AC power on" in BIOS didn't change that quirk.
- At power up, error message 1802 was displayed ("Unauthorized network card is plugged in - Power off and remove the mini PCI network card (05C6/9205). System is halted."). Pressing the power switch once more would allow a normal boot up, though....

Re: New Members - please post your introductions here

Hello Badcaps users,
I'm a senior professional electronics engineer and a newbie to this forum. I've been working in R&D and D&D in more than 10 electronic application fields in 4 countries on 2 continents. Enough of that background though as this brief message is not intended as a CV.
I've always built/assembled my computers (not laptops) from OTS parts.
In one of my previous lives (HW R&D in computer systems) I used to design computer cards for the ancient PC-EISA/ISA bus. I've always...