HP M22f User Manual

22
Function test
After repair, be sure to confirm that all functions are working.
Support and troubleshooting
The following table lists possible problems, the possible cause or each problem, and the recommended
solutions.
Table
4-1: Function test
Te Operating description Tool used Test item Operating description Tool used
HDMI test
Confirm wheth
er image displays correctly on the
monitor.
Computer or
DVD player
VGA test
Confirm whether image displays correctly on the
monitor.
Computer or
DVD player
Table
4-2: Solving common problems
Problem Possible cause Solution
Screen is blank or
video is flashing.
Power cord is disconnected. Connect the power cord.
Monitor is off. Power the 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.
System is in Sleep mode. Press any key on the
keyboard or move the
mouse to exit Sleep mode.
Video card is incompatible. Open the OSD menu and
select the Input Control
menu. Set Auto-
Switch Input
to Off and manually select
the input

HP M22f Specifications

General

Color	silver & black, silver
Screen Type	led
Tiltable	yes
Touch Screen	no
Webcam	no
OS Compatibility	windows, chrome, mac
Screen Size	21.5 inches
Panel Type	ips
Aspect Ratio	16:9
Resolution	1920 x 1080
Native Resolution	1920 x 1080
Refresh Rate	75hz
Horizontal Viewing Angle	178 degrees
Vertical Viewing Angle	178 degrees
Response Time	5 milliseconds
Brightness	300 candela per square meter
Contrast Ratio	10, 000, 000:1
Synchronization	freesync (amd adaptive sync)
Horizontal Scan Rate	86 kilohertz
HDR	no
Built-In Speakers	no
Interface Connectors	1 x hdmi, 1 x vga
HDMI Ports	1
USB Type B Ports	0
Display Port Inputs	0
Mini Display Port	0
DVI	0
Thunderbolt Ports	0
Headphones Output	no
Voice Assistant	no
Depth with Stand	6.97 inches
Height with Stand	12.51 inches
Width with Stand	19.11 inches
Height without Stand	11.3 inches
Net Weight without Stand	4.85 pounds