Samsung LS23MUQHB-ZA - Manual (Page 17)

Installing the Product 2-3
2. Using Multiple Screens
2-1. Option 1
1.Connect each monitor to the corresponding PC using the DVI or D-Sub cable.
2.Each PC screen can be viewed.
To use multiple screens, select each monitor using the control keypad and press [ SOURCE] to select an appropriate input
signal <Analog, Digital or DP> for each monitor.
2-2. Option 2
1.Connect the monitors numbered as 1 to a PC using DP cables.
Connect them to the same PC.
2.Connect the monitors numbered as 2 and 3 to the corresponding PC respectively using DVI or D-Sub cables.
To use multiple screens, select each monitor using the control keypad and press [ SOURCE] to select an appropriate
input signal <Analog, Digital or DP> for each monitor.