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Solving common problems 15

3 Support and 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 or

video is flashing.

Power cord is disconnected.

Connect the power cord.

Monitor is off.

Press the back bezel 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. See

Connecting the cables on page 4

for more

information.

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.

Image appears

blurred, indistinct, or

too dark.

Brightness is too low.

Open the OSD menu and select Brightness to

adjust the brightness scale as needed.

Input Signal Not

Found is displayed

on screen.

Monitor video cable is

disconnected.

Connect the appropriate video cable between

the computer and monitor. Be sure that the

computer power is off while you connect the

video cable.

Input Signal Out of

Range is displayed

on screen.

Video resolution and/or

refresh rate are set higher

than what the monitor

supports.

Change the settings to a supported setting. See

Preset display resolutions on page 21

for more

information.

The monitor is off

but it did not seem

to enter into sleep

mode.

The monitor’s power saving

control is disabled.

Open the OSD menu and select Power Control >

Auto-Sleep Mode and set auto-sleep to On.

OSD Lockout is

displayed.

The monitor’s OSD Lockout

function is enabled.

Press and hold the Menu button on the monitor

for 10 seconds to disable the OSD Lockout

function.

Power Button

Lockout is displayed.

The monitor’s Power Button

Lockout feature is enabled.

Press and hold the power button for 10 seconds

to disable the Power Button Lockout feature.

Содержание VH240a

Страница 1: ...User Guide VH240a ...

Страница 2: ...ccompanying 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 contained herein Product notice This guide describes features that are common to most models Some features may not be available on your product To access the latest user guide go to http www hp com support and select ...

Страница 3: ...dicates a hazardous situation that if not avoided could result in death or serious injury CAUTION Indicates a hazardous situation that if not avoided could result in minor or moderate injury NOTE Contains additional information to emphasize or supplement important points of the main text TIP Provides helpful hints for completing a task ...

Страница 4: ...iv About This Guide ...

Страница 5: ...y cable 11 2 Using the monitor 12 Software and utilities 12 The Information file 12 The Image Color Matching file 12 Installing the INF and ICM files 12 Installing from the optical disc available in select regions 12 Downloading from the Web 12 Using the on screen display OSD menu 13 Assigning the Function buttons 13 Using Auto Sleep Mode 14 Adjusting Low Blue Light Mode 14 3 Support and troublesh...

Страница 6: ...delines 20 Cleaning the monitor 20 Shipping the monitor 20 Appendix A Technical specifications 21 60 5 cm 23 8 inch 21 Preset display resolutions 22 Power adapter 22 Entering user modes 23 Energy saver feature 23 Appendix B Accessibility 24 Supported assistive technologies 24 Contacting support 24 ...

Страница 7: ...uter and its peripheral devices such as a monitor printer scanner to some form of surge protection device such as a power strip or Uninterruptible Power Supply UPS Not all power strips provide surge protection the power strips must be specifically labeled as having this ability Use a power strip whose manufacturer offers a Damage Replacement Policy so you can replace the equipment if surge protect...

Страница 8: ... cable slot provision on rear of monitor for optional security cable On screen display OSD adjustments in several languages for easy setup and screen optimization Software and documentation optical disc provided with the monitor in select regions that includes monitor drivers and product documentation Energy saver feature to meet requirements for reduced power consumption Low Blue Light Mode setti...

Страница 9: ...s close Press to open the information menu at HDMI and DO auto adjust at VGA 5 Menu OK If the OSD menu is open press to confirm selection If the OSD menu is closed press to open the OSD menu 6 Security cable slot Attaches an optional security cable to the monitor 7 Power connector Connects the AC power to the monitor 8 HDMI port Connects an HDMI cable to the source device 9 VGA port Connects the V...

Страница 10: ...dition 1 Attach the pedestal stand to the base 2 Position the monitor facedown on a flat surface covered by a clean dry cloth 3 Insert the stand into the slot on the back of the monitor and press until the stand clicks into place Connecting the cables NOTE The monitor ships with select cables Not all cables shown in this section are included with the monitor 1 Place the monitor in a convenient wel...

Страница 11: ... the Menu button to access the on screen display OSD menu and selecting Input Control Connect one end of the VGA cable to the VGA port on the rear of the monitor and the other end to the source device VGA Connect one end of an HDMI cable to the HDMI port on the rear of the monitor and the other end to the source device cable not included HDMI ...

Страница 12: ...1 Getting started Connecting the Audio cables Connect the built in monitor speakers to the computer by using the audio cable as shown in the following illustration Connector locations may vary Cable not included ...

Страница 13: ...r cord grounding plug The grounding plug is an important safety feature Plug the power cord into a grounded earthed AC outlet that is easily accessible at all times Disconnect power from the equipment by unplugging the power cord from the AC outlet For your safety do not place anything on power cords or cables Arrange them so that no one may accidentally step on or trip over them Do not pull on a ...

Страница 14: ...ed period of time Image retention is a condition that may occur on all LCD screens Monitors with a burned in image are not covered under the HP warranty NOTE If pressing the power button has no effect the Power Button Lockout feature may be enabled To disable this feature press and hold the monitor power button for 10 seconds NOTE You can disable the power light in the OSD menu Press the Menu butt...

Страница 15: ...wall a swing arm or other mounting fixture CAUTION Before beginning to disassemble the monitor be sure that the monitor is turned off and all cables are disconnected 1 Disconnect and remove all cables from the monitor 2 Position the monitor facedown on a flat surface covered by a clean dry cloth 3 Press down on the release latch 1 4 Slide the stand out of the slot on the monitor 2 2 1 Mounting the...

Страница 16: ...ure the monitor to the wall or swing arm of your choice using the four screws included with the monitor NOTE You may choose the appropriate bracket for the amount of space you have available between the monitor and the wall or swing arm ...

Страница 17: ...Setting up the monitor 11 Installing a security cable You can secure the monitor to a fixed object with an optional security cable available from HP ...

Страница 18: ...conjunction with graphics programs to provide consistent color matching from monitor screen to printer or from scanner to monitor screen This file is activated from within graphics programs that support this feature NOTE The ICM color profile is written in accordance with the International Color Consortium ICC Profile Format specification Installing the INF and ICM files After you determine that y...

Страница 19: ...ghtness level of the screen Contrast Adjusts the screen contrast Color Control Selects and adjusts the screen color Input Control Selects the video input signal Image Control Adjusts the screen image Audio Control Adjusts the audio settings Power Control Adjusts the power settings Menu Control Opens and closes the OSD menu Management Enables disables DDC CI support and returns all OSD menu setting...

Страница 20: ...o the monitor for example if you activate the mouse or keyboard You can disable Auto Sleep Mode in the OSD Press one of the four bezel buttons to activate the buttons and then press the Menu button to open the OSD In the OSD menu select Power Control Auto Sleep Mode Off Adjusting Low Blue Light Mode Decreasing the blue light emitted from the display reduces the blue light exposure to your eyes HP ...

Страница 21: ...htness is too low Open the OSD menu and select Brightness to adjust the brightness scale as needed Input Signal Not Found is displayed on screen Monitor video cable is disconnected Connect the appropriate video cable between the computer and monitor Be sure that the computer power is off while you connect the video cable Input Signal Out of Range is displayed on screen Video resolution and or refr...

Страница 22: ...n correct the following image quality conditions Fuzzy or unclear focus Ghosting streaking or shadowing effects Faint vertical bars Thin horizontal scrolling lines An off center picture To use the auto adjustment feature 1 Allow the monitor to warm up for 20 minutes before adjusting 2 Press the Menu button on the monitor and then select Image Control Auto Adjustment from the OSD menu If the result...

Страница 23: ...ng the Clock and Phase values if the monitor images become distorted continue adjusting the values until the distortion disappears To restore the factory settings select Yes from the Factory Reset menu in the on screen display To eliminate vertical bars Clock 1 Press the Menu button on the monitor to open the OSD menu and then select Image Control Clock and Phase 2 Use the buttons on the monitor t...

Страница 24: ... is not active Product support For additional information on using your monitor go to http www hp com support Select Find your product list and then follow the on screen instructions Here you can Chat online with an HP technician NOTE When support chat is not available in a particular language it is available in English Locate an HP service center Preparing to call technical support If you cannot ...

Страница 25: ... product number 19 Locating the serial number and product number The serial number and product number are located on labels on the under side of the monitor bezel You may need these numbers when contacting HP about the monitor model ...

Страница 26: ...abinet slots or other openings Keep the monitor in a well ventilated area away from excessive light heat or moisture When removing the monitor stand you must lay the monitor facedown on a soft area to prevent it from getting scratched defaced or broken Cleaning the monitor 1 Turn off the monitor and disconnect power from the computer by unplugging the power cord from the AC outlet 2 Dust the monit...

Страница 27: ... 23 8 inch Display 60 5 cmwide screen 23 8 inch wide screen Type IPS Viewable image size 60 5 cmdiagonal 23 8 inch diagonal Maximum weight unpacked 4 9 kg 10 8 lb Dimensions include base Height 50 00 cm 19 69 inches Depth 21 80 cm 8 58 inches Width 53 94 cm 21 24 inches Maximum graphic resolution 1920 x 1080 Optimum graphic resolution 1920 x 1080 Environmental requirements temperature Operating te...

Страница 28: ...0 31 469 70 087 3 800 x 600 37 879 60 317 4 1024 x 768 48 363 60 004 5 1280 x 720 45 000 60 000 6 1280x 800 49 702 59 810 7 1280 x 1024 63 981 60 020 8 1440 x 900 55 469 59 901 9 1600 x 900 60 000 60 000 10 1680 x 1050 65 290 59 954 11 1920 x 1080 67 500 60 000 Power adapter Manufacturer Model number Power supply rating Delta ADP 40LD B 19 V dc 2 1A ...

Страница 29: ...ed if the monitor detects the absence of either the horizontal sync signal or the vertical sync signal Upon detecting the absence of these signals the monitor screen is blanked the backlight is turned off and the power light turns amber When the monitor is in the reduced power state the monitor will utilize 0 5 watts of power There is a brief warm up period before the monitor returns to its normal...

Страница 30: ...e more information about assistive features NOTE For additional information about a particular assistive technology product contact customer support for that product Contacting support We are constantly refining the accessibility of our products and services and welcome feedback from users If you have an issue with a product or would like to tell us about accessibility features that have helped yo...

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