Summary of the content on the page No. 1 
                    
                         
HP x20LED, x22LED, x22LEDc and x23LED Monitors 
User Guide                                                                                                                                                                                                                                                                                                                                                                                                                                                        
                    
                    Summary of the content on the page No. 2 
                    
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            
                    
                    Summary of the content on the page No. 3 
                    
                          © 2010 Hewlett-Packard Development Company, L.P. Microsoft, Windows, and Windows Vista are either  trademarks or registered trademarks of Microsoft  Corporation in the United States and/or other countries. The only warranties for HP products and services are set  forth in the express warranty statements accompanying  such products and services. Nothing herein should be  construed as constituting an additional warranty. HP shall  not be liable for technical or editorial errors or omissions  con
                    
                    Summary of the content on the page No. 4 
                    
                          About This Guide This guide provides information on setting up the monitor, installing drivers, using the  on-screen display menu, troubleshooting and technical specifications.   WARNING! Text set off in this manner indicates that failure to follow directions  could result in bodily harm or loss of life.   CAUTION: Text set off in this manner indicates that failure to follow directions  could result in damage to equipment or loss of information.   NOTE: Text set off in this manner provides imp
                    
                    Summary of the content on the page No. 5 
                    
                        Table of Contents About This Guide 1. Product Features HP LCD Monitors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 2. Safety and Maintenance Guidelines Important Safety Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 Safety Precautions . . . . . . . . . . . . . . . . . . . 
                    
                    Summary of the content on the page No. 6 
                    
                          A. Troubleshooting Solving Common Problems. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Getting Support from hp.com . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 Preparing to Call Technical Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 
                    
                    Summary of the content on the page No. 7 
                    
                        1. Product Features HP LCD Monitors The HP LCD (liquid crystal display) monitors have an active matrix, thin-film transistor  (TFT) screen with the following features: • Large diagonal display • Maximum graphics resolution:  x20LED: 1600 x 900 @ 60Hz x22LED/x22LEDc: 1920 x1080 @ 60Hz x23LED: 1920 x 1080 @ 60Hz       Plus full-screen support for lower resolutions • VGA analog signal • DVI digital signal  • Easy viewing from a sitting or standing position, or while moving from one side of  the mon
                    
                    Summary of the content on the page No. 8 
                    
                          2. Safety and Maintenance Guidelines Important Safety Information A power cord is included with the monitor. If another cord is used, use only a power  source and connection appropriate for this monitor. For information on the correct  power cord set to use with the monitor, refer to the "Connecting the Power Cable" section  on Chapter 3 .  WARNING! To reduce the risk of electric shock or damage to the equipment:  • Do not disable the power cord grounding feature. The grounding plug is an  imp
                    
                    Summary of the content on the page No. 9 
                    
                        • Install your monitor near a power outlet that you can easily reach. Disconnect the  monitor by grasping the plug firmly and pulling it from the outlet. Never disconnect  the monitor by pulling the cord. • Do not allow anything to rest on the power cord. Do not walk on the cord Maintenance Guidelines To enhance the performance and extend the life of the monitor: • Do not open the monitor cabinet or attempt to service this product yourself. Adjust  only those controls that are covered in the ope
                    
                    Summary of the content on the page No. 10 
                    
                          3. Setting Up the Monitor Unpacking the Monitor 1. Unpack the monitor. Make sure all contents are included. Store the packing box. 2. Turn off the computer and other attached devices. 3. Prepare a flat area to assemble the monitor. You may need a flat, soft, protected  area for placing the monitor screen-down while preparing it for installation.  Installing the Monitor 1. Set the monitor screen face down on a flat, soft, protected table or desk surface  with the support column overhanging the 
                    
                    Summary of the content on the page No. 11 
                    
                        Connecting Monitor Cables Connecting the VGA (Analog) Cable or DVI-D (Digital) Cable Use a VGA video cable or a DVI-D cable to connect your monitor to your computer. To  use DVI, you must have a DVI-compliant graphic card. Connectors are located on the  back of the monitor. Be sure the computer and monitor are turned off and unplugged. 1. To connect the VGA cable (provided with select  models)  Connect one end of the VGA video cable to the back of the monitor and the other end  to the VGA video 
                    
                    Summary of the content on the page No. 12 
                    
                          Figure 3-4 Connecting the power cable 2. Connect one end of the power cable to the adapter and the other end to a  grounded electrical outlet. 3. Connect the adapter plug to the monitor DC Jack. 6 Chapter 3.  Setting Up the Monitor ENWW                                                                                                                                                                                                                                                                      
                    
                    Summary of the content on the page No. 13 
                    
                        4. Operating the Monitor CD Software and Utilities The CD that is included with this monitor contains drivers and software that you can  install on your computer. Installing Drivers If you determine that you need to update the drivers, you can install the monitor driver  INF and ICM files from the CD, or download them from the Internet. Installing the monitor driver software from the CD To install the monitor driver software from the CD: 1. Insert the CD in your computer CD drive. The CD menu ap
                    
                    Summary of the content on the page No. 14 
                    
                          Front-Panel Controls  The monitor buttons are located on the bottom of the front panel Figure 4-1 Front-panel control  button No. Icon Description 1Power Turns the monitor on or puts it in standby or sleep mode. The Power  depending on the model. 2Menu Opens, selects, or exits the OSD menu. 3+ Navigates forward through the OSD menu and increases adjustment  levels. 4- Navigates backward through the OSD menu and decreases adjustment  levels. 5Auto To utilize the auto-adjustment feature, press t
                    
                    Summary of the content on the page No. 15 
                    
                        Using the On-Screen Display (OSD) Main Main 1st Sub 2nd Sub Adjust  Menu Item Menu Icon Menu Item Menu Item Description Range Reset Value Luminance Contrast N/A Contrast from Digital-register. 0-100 Recall Warm  Each step will increase/ Contrast Value decrease value by 1 Brightness N/A Backlight Adjustment 0-100 Recall Warm  Each step will increase/ Brightness Value decrease value by 1 Eco Mode N/A Picture Adjustment, Standard Recall to  Brightness = 90, Standard Mode  Contrast = 50. Brightness,
                    
                    Summary of the content on the page No. 16 
                    
                          Main Main 1st Sub 2nd Sub Adjust  Menu Item Menu Icon Menu Item Menu Item Description Range Reset Value Image Clock N/A Adjust picture Clock to reduce 0-100 Do Auto  Setup Vertical-Line noise. Configure Each step will increase/ decrease value by 1 Phase N/A Adjust Picture Phase to 0-100 Do Auto  reduce Horizontal-Line noise. Configure H. Position N/A Adjust the horizontal position 0-100 Do Auto  of the picture. Configure V. Position N/A Adjust the vertical position of 0-100 Do Auto  the pictur
                    
                    Summary of the content on the page No. 17 
                    
                        Main Main Sub Adjust  Menu Item Menu Icon Menu Item Description Range Reset Value Color Temp. Warm Recall Warm Color N/A The Color  Temperature. Temperature will  be set to Warm. Normal Recall Normal Color N/A Temperature. The User R/G/B  value (default is  Cool Recall Cool Color N/A 50) will be  Temperature. modified by Reset  sRGB Recall sRGB Color N/A function in user  (for select Temperature. mode. models with  sRGB  function) Red Red Gain from Digital- 0-100 register. Each step will increas
                    
                    Summary of the content on the page No. 18 
                    
                          Main Main Sub Adjust  Menu Item Menu Icon Menu Item Description Range Reset Value OSD Setup H. Position Adjust the horizontal position 0-100 Recall 50 Value of the OSD. Each  step will increase/ decrease value by 5 V. Position Adjust the vertical position of 0-100 Recall 50 Value the OSD. Each  step will increase/ decrease value by 5 Timeout Adjust the OSD timeout. 5-100 Recall 10 Value Each  step will increase/ decrease value by 5 Language Set OSD display language to No need to recall  Englis
                    
                    Summary of the content on the page No. 19 
                    
                        Main Main Sub Adjust  Menu Item Menu Icon Menu Item Description Range Reset Value Extra Input Select Select video input signal. D-SUB Note: Analog- Only Model no  DVI  "Input Select"  item. DDC/CI Select DDC/CI on or off On Off Reset Clear each old status of Auto- Yes N/A configuration and set the color  temperature to Warm. Do not execute reset, return No to main menu. Information Show the resolution, H/V N/A N/A frequency. ENWW Using the On-Screen Display (OSD) 13                              
                    
                    Summary of the content on the page No. 20 
                    
                          Selecting Video Input Connectors The input connectors are: • VGA connector (analog) • DVI-D connector (digital)  The monitor automatically determines which inputs have valid video signals, and  displays the image. You can connect the VGA cable, the DVI-D cable, or both. If both cables are installed,  the default input selection is DVI.The source of input can be switched using the Input  Select option in the OSD menu. Identifying Monitor Conditions Special messages appear on the monitor screen