search for: qm77

...ors and chipsets. The x can be 4 (14") or 5 (15"). so a E6520 and E6420 are nearly identical. the -00 were Core 2 Duo processors, with GM45 chipset. -10 were i5/i7 1st gen (3 digit) with QM57 chipset -20 were i3/i5/i7 2nd gen 2xxx with QM67 chipset -30 were i3/i5/i7 3rd gen 3xxx with QM77 chipset -40 are i3/i5/i7 4th gen 4xxx with QM87 chipset (these are current generation) each of these has a different set of choices for graphics, wifi, bluetooth, etc. so, no, what does or doesn't work on a E6500 has little to do with what will or won't work on a E6420. that said, the...

...ors and chipsets. The x can be 4 (14") or 5 (15"). so a E6520 and E6420 are nearly identical. the -00 were Core 2 Duo processors, with GM45 chipset. -10 were i5/i7 1st gen (3 digit) with QM57 chipset -20 were i3/i5/i7 2nd gen 2xxx with QM67 chipset -30 were i3/i5/i7 3rd gen 3xxx with QM77 chipset -40 are i3/i5/i7 4th gen 4xxx with QM87 chipset (these are current generation) each of these has a different set of choices for graphics, wifi, bluetooth, etc. so, no, what does or doesn't work on a E6500 has little to do with what will or won't work on a E6420. that said, the...

Hi, Thanks for reading this. I installed CentOS 7 (tried the latest ISO image and the previous build) on the laptop and got to the point where I am logging into the desktop environment and the laptop just shuts down. I check the event log in BIOS and find that a thermal event has occurred and the system powered off to prevent damage. I can take the same laptop with Windows 7 installed and run