Serounder Laptop External Independent Video Card Dock for Mini PCI-E Without Power Supply
- ...np450r5j-x05cn,Not fit for Dell 5437/N55SL.
- Instructions: Disable the built-in independent graphic card in the BIOS and turn off the network. Update BIOS of the notebook to the latest version. (You can see the update method in the official website of your laptop.) Enter in Computer-Device Management-System. Disable PCI related port until the built-in independent graphics card is gone..
- Instructions 2: Restart the notebook after the hardware installation is complete. The external graphics card power supply is controlled by the laptop, the external graphics card start when the laptop is activated, the external graphics card can close when the laptop is closed. The 6Pin interface of the graphics card must be connected correctly, otherwise the power supply is insufficient..