HP ZR22W User Manual

A Troubleshooting
Solving Common Problems
The following table lists possible problems, the possible cause of each problem, and the recommended
solutions.
Problem Possible Cause Solution
Screen is blank. Power cord is disconnected. Connect the power cord.
Master power switch on the
monitor's rear panel is turned
off.
Set the master power switch to the on position (I) and
press the front panel power button.
Power button on front panel of
the monitor is turned off.
Check that the master power switch on the rear of
the monitor is set to the on (I) position. 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 improperly
connected.
Connect the video cable properly. Refer to Chapter
3,
Setting Up the Monitor on page 5 for more
information.
Screen blanking is active. Press any key on the keyboard or move the mouse
to inactivate the screen blanking utility.
Screen image appears distorted; text is
fuzzy or blurred; image quality is
degraded.
The computer’s graphics card
resolution is set lower or higher
than the monitor’s native
resolution.
Set the computer’s display resolution to the same
mode as the monitor’s recommended native screen
resolution to provide the best picture quality.
Image appears blurred, indistinct, or
too dark.
Brightness and contrast are
too low.
Press the OK/auto button on the front panel. If this
does not correct the image, press the Menu button
to open the OSD Menu, and adjust the brightness
and contrast scales as needed.
Image is not centered Position may need adjustment. Press the Menu button to access the OSD menu.
Select Image Control/Horizontal Position or Vertical
Position to adjust the horizontal or vertical position
of the image.
Check Video Cable is displayed on
screen.
Monitor video cable is
disconnected.
Connect the appropriate video cable (DisplayPort,
DVI, or VGA) between the computer and monitor. Be
sure that the computer power is off while connecting
the video cable.
ENWW Solving Common Problems 31

HP ZR22W Specifications

General

3D	No
Pixel pitch	0.248 x 0.248 mm
Aspect ratio	16:9
Response time	8 ms
Display diagonal	21.5 \
Separate H/V sync	Yes
Contrast ratio (dynamic)	3000:1
Contrast ratio (typical)	1000:1
Display number of colors	16.78 million colors
Digital vertical frequency	50 - 76 Hz
Digital horizontal frequency	24 - 94 kHz
Display brightness (typical)	210 cd/m²
Supported graphics resolutions	1280 x 960, 1024 x 768 (XGA), 1280 x 1024 (SXGA), 1280 x 720 (HD 720), 1440 x 900 (WXGA+), 1600 x 1200 (UXGA), 1680 x 1050 (WSXGA+), 640 x 480 (VGA), 800 x 600 (SVGA)
USB hub version	2.0
DVI-I ports quantity	0
USB Type-A downstream ports quantity	4
Certification	EPEAT Gold, RoHS
Product color	Black
Country of origin	China
Market positioning	Business
LED indicators	Power
Tilt angle range	-5 - 30 °
Panel mounting interface	100 x 100 mm
On Screen Display (OSD) languages	CHI (SIMPL), CHI (TR), DEU, DUT, ENG, ESP, FRE, ITA, JPN, POR
AC input voltage	100 - 240 V
Power consumption (standby)	1 W
Power consumption (typical)	44 W
Power requirements	100 - 240V, 50/60Hz
Sync input impedance	75 Ω
Dimensions (W x D x H) (imperial)	20 x 2.5 x 11.9 \
Product dimensions (with stand, imperial)	20 x 9.1 x 14.4 \
Operating altitude	0 - 5000 m
Storage temperature (T-T)	-20 - 60 °C
Operating temperature (T-T)	5 - 35 °C
Storage relative humidity (H-H)	5 - 95 %
Operating relative humidity (H-H)	20 - 80 %
Package depth	394 mm
Package width	571 mm
Package height	316 mm
Sustainability certificates	ENERGY STAR

Weight and Dimensions

Depth (with stand)	230 mm
Height (with stand)	367 mm
Depth (without stand)	64 mm
Width (without stand)	507 mm
Height (without stand)	303 mm
Weight (without stand)	9660 g