Connect the touchscreen cable to an available serial communication (COM) port on the back of your computer.
Connect the DVI Cable to the DVI Port on the back of your Monitor.
Connect the power cord for your monitor to the power port on the back of the monitor.

User’s Manual

Introduction(SyncMaster 172T)

Rear

(The configuration at the back of the monitor may vary from product to product.) 1. Power port

2. Signal port

3. DVI port

Note: See Connecting Your Monitor for further information regarding cable connections.