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HP L2445m, Руководство пользователя

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Problem

Possible Cause

Solution

The monitor is off but it did not seem to
enter into a low-power sleep mode.

The monitor's power saving
control is disabled.

Check the monitor's OSD menu setting for power
saving enable/disable controls. The control should
be set to enable to allow the monitor to enter into low-
power modes.

OSD Lockout

 is displayed.

The monitor's OSD Lockout
function is enabled.

Press and hold the Menu button for 10 seconds to
disable the OSD Lockout function.

Power Button Lockout

 is displayed.

The monitor's Power Button
Lockout function is enabled.

Press and hold the power button for 10 seconds to
unlock the power button function.

Online Technical Support

For the online access to technical support information, self-solve tools, online assistance, community
forums of IT experts, broad mutlivendor knowledge base, monitoring and diagnostic tools, go to

http://www.hp.com/support

.

Preparing to Call Technical Support

If you cannot solve a problem using the trouble shooting tips in this section, you may need to call
technical support. Have the following information available when you call:

●

Monitor model number

●

Serial number for the monitor

●

Purchase date on invoice

●

Conditions under which the problem occurred

●

Error messages received

●

Hardware configuration

●

Hardware and software you are using

26

Appendix A   Troubleshooting

ENWW

Содержание L2445m

Страница 1: ...HP L2445m LCD Monitor User Guide ...

Страница 2: ...nts 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 contained herein This document contains proprietary information that is protected by copyright No part of this document may be photocopied reproduced or translated to another language without the prior written co...

Страница 3: ...ecifications 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 important supplemental information ENWW iii ...

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

Страница 5: ... Monitor 8 Using the Accessory Rails 9 Removing the Monitor Pedestal Base 10 Mounting the Monitor 11 Locating the Rating Labels 11 4 Operating the Monitor Software and Utilities 12 The Information File 12 The Image Color Matching File 12 Installing the INF and ICM Files 13 Installing from the CD 13 Downloading from the Internet 13 Using the Auto Adjustment Function 13 Front Panel Controls 15 Adjus...

Страница 6: ...rt 26 Appendix B Technical Specifications L2445m Model 27 Recognizing Preset Display Resolutions 28 L2445m Model 28 Entering User Modes 29 Energy Saver Feature 29 Appendix C Agency Regulatory Notices Federal Communications Commission Notice 30 Modifications 30 Cables 30 Declaration of Conformity for Products Marked with the FCC Logo United States Only 30 Canadian Notice 31 Avis Canadien 31 Power C...

Страница 7: ...o support VGA analog with VGA signal cable provided Video signal input to support DVI digital Accessory rail on monitor to accept optional mounted devices such as an HP speaker bar Plug and play capability if supported by the system Privacy filter slots to insert filters purchased separately to block side screen viewing Security slot provision on rear of monitor for optional cable lock Internal sp...

Страница 8: ...setup posture and health and work habits for computer users and provides important electrical and mechanical safety information This guide is located on the Web at http www hp com ergo and or on the documentation CD if one is included with the monitor CAUTION For the protection of the monitor as well as the computer connect all power cords for the computer and its peripheral devices such as a moni...

Страница 9: ...n image are not covered under the HP warranty Slots and openings in the cabinet are provided for ventilation These openings must not be blocked or covered Never push objects of any kind into cabinet slots or other openings Do not drop the monitor or place it on an unstable surface Do not allow anything to rest on the power cord Do not walk on the cord Keep the monitor in a well ventilated area awa...

Страница 10: ...of the LCD panel Pressure on the panel may cause non uniformity of color or disorientation of the liquid crystals If this occurs the screen will not recover to its normal condition 1 Lift the monitor from its box and place it face down on a flat surface covered by a soft clean cloth 2 Press the base onto the pedestal 1 and secure it with the screw provided 2 Figure 3 1 Installing the Monitor Base ...

Страница 11: ...Function 1 AC Power Connector Connects the AC power cord to the monitor 2 Audio In Connects the audio cable to the monitor s internal speakers 3 DVI Connects the DVI D cable to the monitor 4 VGA Connects the VGA cable to the monitor ENWW Rear Components 5 ...

Страница 12: ...button on the front panel or through the On Screen Display OSD feature by pressing the Menu button For analog operation use the VGA signal cable provided Connect the VGA signal cable to the VGA connector on the rear of the monitor and the other end to the VGA connector on the computer For digital operation use a DVI D signal cable not provided Connect the DVI D signal cable to the DVI connector on...

Страница 13: ...ounding plug is an important safety feature Plug the power cord into a grounded earthed electrical outlet that is easily accessible at all times Disconnect power from the equipment by unplugging the power cord from the electrical 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 cord or cabl...

Страница 14: ...ways activate a screen saver application or turn off the monitor when it is not in use for a prolonged 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 A prolonged period of time is 12 consecutive hours of non use NOTE If pressing the power button has no effect the Power Button Lockout feature may ...

Страница 15: ... rear that can be used to mount optional devices such as the HP speaker bar to attach to the LCD Refer to the documentation included with the optional device for detailed mounting instructions Figure 3 6 Using the Accessory Rails Feature ENWW Using the Accessory Rails 9 ...

Страница 16: ...e monitor has a connected audio cable disconnect it 1 Disconnect and remove the signal and power cables from the back of the monitor 2 Lay the monitor face down on a flat surface 3 Remove the screws on the back of the monitor that connect the monitor panel with the pedestal base There are four screws that connect the monitor panel to the pedestal base Figure 3 7 Removing the Pedestal Base 4 Lift u...

Страница 17: ...he VESA standard and is rated to support the weight of the monitor display panel For best performance it is important to use the power and video cables provided with the monitor 2 To attach the monitor to a swing arm insert four 10mm screws through the holes on the swing arm plate and into the mounting holes on the monitor To attach the monitor to other mounting fixtures follow the instructions in...

Страница 18: ...Microsoft Windows Plug and Play compatible and the monitor will work correctly without installing the INF file Monitor Plug and Play compatibility requires that the computer s graphic card is VESA DDC2 compliant and that the monitor connects directly to the graphics card Plug and Play does not work through separate BNC type connectors or through distribution buffers boxes The Image Color Matching ...

Страница 19: ...D Downloading from the Internet To download the latest version of INF and ICM files from the HP monitors support Web site 1 Refer to http www hp com support and select the country region 2 Follow the links for the monitor to the support page and download page 3 Ensure the system meets the requirements 4 Download the software by following the instructions Using the Auto Adjustment Function You can ...

Страница 20: ...ng the Monitor Settings on page 16 in this chapter If the result is not satisfactory continue with the procedure 3 Insert the CD in the disc drive The CD menu is displayed 4 Select Open Auto Adjustment Software The setup test pattern is displayed 5 Press the Auto button on the monitor front panel to produce a stable centered image 6 Press the ESC key or any other key on the keyboard to exit the te...

Страница 21: ... is inactive press to activate the auto adjustment feature to optimize the screen image 3 Plus Navigates forward through the OSD menu and increases adjustment levels When the OSD menu is inactive an Input button chooses the video input signal input VGA or DVI select models have input select function 4 Power LED Green Fully powered Amber Sleep mode Flashing Amber Sleep Timer mode 5 Power Turns the ...

Страница 22: ...ton on the monitor s front panel to scroll up or the Minus Auto button to scroll in reverse 4 To select an item from the OSD Menu use the or buttons to scroll to and highlight your selection then press the Menu button to select that function 5 Adjust the item using the or buttons on the front panel to adjust the scale 6 After adjusting the function select Save and Return or Cancel if you don t wan...

Страница 23: ...image up and down Custom Scaling Selects the method on how displayed information on the monitor will be formatted Select Fill to Screen image fills the entire screen and may look distorted or elongated because of non proportional scaling of height and width Fill to Aspect Ratio image is sized to fit the screen and maintains proportional image One to one select models disables video scaling display...

Страница 24: ... position of the OSD menu to the left or right area of the screen The factory default range is 50 Vertical OSD Position Changes the viewing position of the OSD menu to the top or bottom area of the screen The factory default range is 50 OSD Transparency Adjust to view the background information through the OSD OSD Timeout Sets the time duration in seconds that the OSD is visible after the last but...

Страница 25: ... Turns off the power LED on the front panel of the monitor The factory default is On Sleep Timer Provides the timer adjustment menu options Set Current Time sets the current time in hours and minutes Set Sleep Time sets the time you want to place the monitor in sleep mode Set on Time sets the time you want the monitor to wake up from sleep mode Timer sets the Sleep Timer feature On or Off The defa...

Страница 26: ...ovides the current input video mode Recommended Settings Provides the recommended resolution mode and refresh rate for the monitor Serial Number Reports the serial number of the monitor The serial number is needed if contacting HP technical support Version Reports the firmware version of the monitor Backlight Hours Reports the total hours of backlight operation Service Support http www hp com supp...

Страница 27: ...nge Change resolution setting to 1920 x 1200 60Hz Indicates the monitor does not support the input signal because the resolution and or refresh rate are set higher than the monitor supports No Source Signal Indicates the monitor is not receiving a video signal from the PC on the monitor video input connector Check to determine if the PC or input signal source is off or in the power saving mode Aut...

Страница 28: ...to 00 00 If this occurs you will need to reset the sleep timer mode 5 Press the Menu button once to enter the adjustment mode for hours 6 Press the Minus or Plus button to adjust the hour 7 Press the Menu button again to enter the time for minutes 8 Press the Minus or Plus button to adjust the minutes 9 Press the Menu button to lock in the time chosen 10 After setting the current time the highligh...

Страница 29: ... a network network policy settings may prevent you from completing this procedure The sRGB ICM file does not support Windows 95 and Windows NT operating systems 1 Click the Display icon in the Control Panel 2 In the Display Properties windows select the Settings tab then click the Advanced button 3 Select the Color Management tab then click the Add button to open the Add Profile Association dialog...

Страница 30: ...trol Panel 2 Click Display 3 Click Change display settings 4 Click Advanced settings 5 Click the Color Management tab then click the Color Management button 6 Click the Advanced tab then click the Change System Defaults button 7 On the Devices tab click the Add button 8 Select the RGB Color Space Profile icm file then click the OK button 9 To activate a color profile for the monitor you must set i...

Страница 31: ...d native screen resolution to provide the best picture quality Image appears blurred indistinct or too dark Brightness and contrast are too low Press the 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 acces...

Страница 32: ...ss and hold the power button for 10 seconds to unlock the power button function Online Technical Support For the online access to technical support information self solve tools online assistance community forums of IT experts broad mutlivendor knowledge base monitoring and diagnostic tools go to http www hp com support Preparing to Call Technical Support If you cannot solve a problem using the tro...

Страница 33: ...15 Maximum Graphic Resolution 1920 x 1200 60 Hz analog input 1920 x 1200 60 Hz digital input Optimum Graphic Resolution 1920 x 1200 60Hz analog input 1920 x 1200 60Hz digital input Text Mode 720 400 Dot Pitch 0 270 H 0 270 W mm Horizontal Frequency 24 to 83 kHz Vertical Refresh Rate 50 to 76 Hz Environmental Requirements Temperature Operating Temperature Storage Temperature 5 to 35 C 20 to 60 C 41...

Страница 34: ...Factory Preset Modes Preset Pixel Format Horz Freq kHz Vert Freq Hz 1 640 480 31 5 59 9 2 640 480 37 5 75 0 3 720 400 31 5 70 1 4 800 600 37 9 60 3 5 800 600 46 9 75 0 6 832 624 49 7 74 5 7 1024 768 48 4 60 0 8 1024 768 60 0 75 0 9 1152 870 68 7 75 1 10 1280 960 60 0 60 0 11 1280 1024 64 0 60 0 12 1280 1024 80 0 75 0 13 1440 x 900 55 9 59 9 14 1600 x 1000 61 6 60 0 15 1680 x 1050 65 3 60 0 16 1920...

Страница 35: ...be entered into if the monitor detects the absence of either the horizontal sync signal and 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 is turned amber When the monitor is in the reduced power state the monitor will utilize less than 2 watts of power There is a brief warm up period before the ...

Страница 36: ...ving antenna Increase the separation between the equipment and the receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio or television technician for help Modifications The FCC requires the user to be notified that any changes or modifications made to this device that are not expressly approved b...

Страница 37: ...lexible cord or wall plug received with the monitor meets the requirements for use in the country where you purchased the equipment If you need to obtain a power cord for a different country you should purchase a power cord that is approved for use in that country The power cord must be rated for the product and for the voltage and current marked on the product s electrical ratings label The volta...

Страница 38: ... life Disposal of this material can be regulated because of environmental considerations For disposal or recycling information contact the local authorities or the Electronic Industries Alliance EIA http www eiae org HP Recycling Program HP encourages customers to recycle used electronic hardware HP original print cartridges and rechargeable batteries For more information about recycling programs ...

Страница 39: ...pixel A defective whole pixel is always turned on a bright spot on a dark background or it is always off a dark spot on a bright background The first is the more visible of the two A defective sub pixel dot defect is less visible than a defective whole pixel and is small and only visible on a specific background To locate defective pixels the monitor should be viewed under normal operating conditi...

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