But, I believe the dc/dc board also handles the switching between the battery anbd AC current. So, if it fails, your laptop cannot switch between the two.
If the battery(ies) are in, the laptop works because the charger is charging...
I've seen them at laptopking.com and excelcomputerinc.com, but they do not have any at the moment
Try the buy sell trade forum here and on other forums
Check ebay, though most will be selling broken laptops with everything BUT the...
No. the 9750 did not use the mxm style card so it cannot be upgraded.
Even if it could be upgraded, laptops need to be designed to accomodate the cooling of the videocards, so even some mxm-compatible laptops may not work with the 8800