HP IPS LED Backlit Monitor 21,5 Inch User Guide

Dot Pitch0.311 (H) x 0.311 (V) mmPixels Per in82 PPI Horizontal Frequency30 to 80 kHzVertical Refresh Rate50 to 60 HzEnvironmental Requirements Temperature
Operating Temperature
Storage Temperature
5° to 35° C
-20° to 60° C
41° to 95° F
-4° to 140° F
Relative Humidity20 to 70% Power Source100–240 VAC 50/60 Hz Altitude:
Operating
Storage
0 to 5000 m
0 to 12192 m
0 to 16,400 ft
0 to 40,000 ft
Measured Power Consumption:
Full Power
Typical Settings
Sleep
Power Off
32 W
31 W

Recognizing Preset Display Resolutions
The display resolutions listed below are the most commonly used modes and are set as factory defaults. This monitor automatically recognizes these preset modes and they will appear properly 
sized and centered on the screen.
NOTE:Some models described in this guide may not be available in your country or region.
Factory Preset Modes
PresetPixel FormatHorz Freq (kHz)Vert Freq (Hz)1640 x 48031.46959.942720 x 40031.46970.0873800 × 60037.87960.31741024 ×...

Entering User Modes
The video controller signal may occasionally call for a mode that is not preset if:
●You are not using a standard graphics adapter.
●You are not using a preset mode.
It this occurs, you may need to readjust the parameters of the monitor screen by using the on-screen 
display. Your changes can be made to any or all of these modes and saved in memory. The monitor 
automatically stores the new setting, then recognizes the new mode just as it does a preset mode. In 
addition to the...

BSupport and troubleshooting
Solving common problems
The following table lists possible problems, the possible cause of each problem, and the 
recommended solutions.
ProblemPossible CauseSolutionScreen is blank or video is 
flashing.Power cord is disconnected.Connect the power cord.Power button is turned off.Press the front panel power button.NOTE:If pressing the power button has no effect, press 
and hold the power button for 10 seconds to disable the 
power button lockout feature.Video cable is...

Using the Auto-Adjustment Function (Analog Input)
When first setting up the monitor, when conducting a Factory Reset of the computer, or whenever you 
change the resolution of the monitor, the Auto-Adjustment feature will automatically engage, and 
attempt to optimize your screen for you.
You may also optimize the screen performance for the VGA (analog) input at any time by using the 
Auto button on the monitor (see your model's user guide for the specific button name) and the auto-
adjustment...

Optimizing Image Performance (Analog Input)
Two controls in the on-screen display can be adjusted to improve image performance: Clock and 
Phase (available in the main menu).
NOTE:The Clock and Phase controls are adjustable only when using an analog (VGA) input. These 
controls are not adjustable for digital inputs.
The Clock must first be set correctly since the Phase settings are dependent on the main Clock 
setting. Use these controls only when the auto-adjustment function does not provide a...

1.Press the Menu button on the monitor's front panel to open the OSD Menu, and then select 
Image Control > Horizontal Position and/or Vertical Position.
2.Press the + (Plus) or – (Minus) buttons on the monitor's front panel to properly adjust the 
position of the image in the display area of the monitor. The Horizontal Position shifts the image  left or right; the Vertical Position shifts the image up and down.
Button lockouts
Holding down the power button or Menu button for ten seconds will...

●Error messages received
●Hardware configuration
●Name and version of the hardware and software you are using
32Appendix B   Support and troubleshooting