How to DELL Disassembly OptiPlex 7470 7780 AIO Series RAM SSD Hard Drive Upgrade Repair Replacement (video below)
- To remove the stand with the system lying on it’s screen. Press down and slide forward the release tab on the cover .
- Keep the release tab in the forward postition while lifting the stand upewards .
- Press and hold down the release tab, to release it from the latch on the system board shield and push the cover towards the top of the system .
- Lift the back cover up and away from the system .