User's Manual
Table of contents
1 Getting started .............................................................................................................................................  1
Important safety information ...............................................................................................................................  1
Product features and components ........................................................................................................................ 2
Features ............................................................................................................................................... 2
Rear components ................................................................................................................................  3
54.61 cm/21.5-inch model, 58.42 cm/23-inch model, and 60.47 cm/23.8-inch 
model ................................................................................................................................  3
63.33 cm/25-inch model and 68.6 cm/27-inch model .................................................... 4
Front components ...............................................................................................................................  5
Setting up the monitor ..........................................................................................................................................  6
Installing the monitor stand ................................................................................................................ 6
Connecting the cables .........................................................................................................................  7
Adjusting the monitor .........................................................................................................................  8
Turning on the monitor .......................................................................................................................  9
HP watermark and image retention policy .........................................................................................  9
Installing a security cable .................................................................................................................  10
2 Using the monitor ........................................................................................................................................ 11
Software and utilities ..........................................................................................................................................  11
The Information le ........................................................................................................................... 11
The Image Color Matching le ........................................................................................................... 11
Using the on-screen display (OSD) menu ............................................................................................................ 12
Using Auto-Sleep Mode .......................................................................................................................................  12
Selecting the Low Blue Light mode .....................................................................................................................  13
3 Support and troubleshooting ........................................................................................................................ 14
Solving common problems .................................................................................................................................. 14
Button lockouts ...................................................................................................................................................  14
Using the auto-adjustment function (analog input) ........................................................................................... 15
Optimizing image performance (analog input) ................................................................................................... 16
Contacting support .............................................................................................................................................. 17
Preparing to call technical support .....................................................................................................................  17
Locating the serial number and product number ...............................................................................................  17
4 Maintaining the monitor ..............................................................................................................................  18
Maintenance guidelines ....................................................................................................................................... 18
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