Precision 5470 External Display Connection Guide

Question

When I connect an 8K display using the USB Type-C to DisplayPort adapter, the monitor resolution is 4k.

Cause

This may be because of incorrect settings in the BIOS.

Workaround

Ensure BIOS setting is special graphics mode.

For more information about accessing and configuring the BIOS, see the computer's Service Manual at www.dell.com/support.

Question

When I connect an 8K display using the USB Type-C to DisplayPort adapter, the display resolution can reach to 8K, but refresh rate cannot reach to 60Hz.

Workaround

Connect the 8K display with the dual USB Type-C to DisplayPort adapter or one USB Type-C to DisplayPort adapter + one Mini DisplayPort.

Connect the 8K display with dual cable WD19DCs dock dual DisplayPort or Host dual USB Type-C to DisplayPort adapter or Host DisplayPort adapter + one Mini DisplayPort.