Samsung SYNCMASTER 710NT - Manual (Page 25)

4) How to Configure Host PC
To connect to a host PC from a client monitor, you must first add a user as described below:
1. Add a user to the host PC. Right-click My Computer on the Desktop and select Manage
from the displayed menu.
The Computer Management window is displayed. Then select Local Users and Groups
> Users.
2. Right-click on the Users item and select New User from the displayed menu.