
Dell Pro Max 16 MC16255 External Display Connection Guide
Connecting external displays to Dell Pro Max 16 MC16255 (integrated graphics)
NOTE: When connecting a display
indirectly using an adapter or docking station, it is recommended that you connect
the display to the docking station first. Then, connect the docking station to the
Thunderbolt 4 (USB Type-C) port on your computer.
With the computer display turned on
You can connect external displays directly to Thunderbolt 4 (USB Type-C) ports and HDMI port, or up to two external displays using a docking station.
- Connect an external display using a direct USB
Type-C or Thunderbolt cable:
Figure 1. Connect an external display using a direct USB Type-C or Thunderbolt cable 
- Connect an external display using a direct HDMI
cable:
Figure 2. Connect an external display using a direct HDMI cable 
- Connect an external display using a USB Type-C to
Thunderbolt/HDMI/DisplayPort adapter:
Figure 3. Connect an external display using a USB Type-C to Thunderbolt/HDMI/DisplayPort adapter 
- Connect up to two external displays using a USB
Type-C docking station:
Figure 4. Connect up to two external displays using a USB Type-C docking station 
- Connect up to three external displays using direct
USB Type-C or Thunderbolt cables and a direct HDMI cable:
Figure 5. Connect up to three external displays using direct USB Type-C or Thunderbolt cables and a direct HDMI cable 
- Connect up to three external displays using a USB
Type-C docking station.
Figure 6. Connect up to three external displays using a USB Type-C docking station 
With the computer display turned off
NOTE: Ensure that the internal display of the
computer is turned off before connecting the external displays. For more
information, see Turning off the internal display.
NOTE:Connect and configure at least one
external display before disabling the internal display of the computer.
You can connect external displays using the Thunderbolt 4 (USB Type-C) ports and HDMI port.
- Connect up to four external displays using a USB
Type-C docking station and a direct HDMI cable:
Figure 7. Connect up to four external displays using a USB Type-C docking station and a direct HDMI cable 
- Connect two external displays using a docking
station and two more external displays using a USB Type-C to
HDMI/DisplayPort/Thunderbolt 4 adapter:
Figure 8. Connect two external displays using a docking station and two more external displays using a USB Type-C to HDMI/DisplayPort/Thunderbolt 4 adapter 
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