│ 5
Operating the monitor ...................... 69
Power on the monitor . . . . . . . . . . . . . . . . . . . 69
Using the joystick control . . . . . . . . . . . . . . . . . 70
Using the On-Screen Display (OSD) menu . . . . . . . . 71
Accessing the Menu Launcher . . . . . . . . . . . . . . . . . . . 71
Using the navigation keys. . . . . . . . . . . . . . . . . . . . . . 72
Accessing the menu system . . . . . . . . . . . . . . . . . . . . 73
Menu and Power button lock . . . . . . . . . . . . . . . . . . . . 85
OSD warning messages . . . . . . . . . . . . . . . . . . . . . . . 87
Setting the maximum resolution . . . . . . . . . . . . . 93
Troubleshooting ........................... 94
Self-Test . . . . . . . . . . . . . . . . . . . . . . . . . . 94
Built-in diagnostics . . . . . . . . . . . . . . . . . . . . 95
Common problems . . . . . . . . . . . . . . . . . . . . . 97
Touchscreen Problems . . . . . . . . . . . . . . . . . . .102
Universal Serial Bus (USB) specific problems . . . . . .103
Regulatory information .....................105
FCC notices (U.S. Only) and other regulatory information .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 105
EU product database for energy label and product
information sheet . . . . . . . . . . . . . . . . . . . . 105
Contacting Dell............................105