In this guide, I’ll disassemble Dell Precision M2800, refer to this guide, you can upgrade SSD, HDD, WWAN, RAM for your Precision M2800.
Unlock and remove the battery
Remove four screws securing the service cover.
Dell Precision M2800 comes with an 11.1v, 97wh Li-ion battery.
Under the cover, you can get access to the RAM, wireless, SSD, CMOS battery, speaker, heat sink and cooling fan.
Dell Precision M2800’s optical drive and WWAN slot.
Dell Precision M2800’s RAM and SSD