Dell E1916HV 19" 16:9 LCD Monitor - Manual (Page 28)

28 Operating the Monitor
The following dialog appears on a black screen as the monitor
self-adjusts to the current input:
Auto Adjustment allows the monitor to self-adjust to the
incoming video signal. After using Auto Adjustment, you can
further tune your monitor by using the Pixel Clock (Coarse) and
Phase (Fine) controls under
Display .
NOTE : Auto Adjust does not occur if you press the button while
there are no active video input signals or attached cables.
Color Use the Color menu to adjust the monitor's color settings.