Lenovo LXH-GJ769F4 User's Manual
Contents
1. Signal Power Mode Signal V Sync Video Indicator Consumption On Attached Yes Yes Active Green lt 75W Off mode Attached No No Blank Orange lt 2W PLUG amp PLAY DDC2B feature This monitor is equipped with VESA DDC2B capabilities according to the VESA DDC STANDARD It allows the monitor to inform the host system of its identity and depending on the level of DDC used communicate additional information about its display capabilities The DDC2B is a bi directional data channel based on the I C protocol The host can request EDID information over the DDC2B channel 1 No Video LED Off Power Off Check monitor is for turning on or turning off Check power cord connecting the outlet right Check electrical outlet Change power cord 2 No Video LED On If the monitor was on power saving mode and now the indicator LED is orange Please move mouse and back to normal mode Check signal cable connecting the display adapter tightly Increase brightness and contrast via OSD Check computer is turning on The signal cable for bent or broken pins 10 41CD785 608 4B 3 Poor Focus Do not place signal cable between monitor and computer Verify the current mode is primary mode or not with user manual Adjust OSD to decrease the value of item moire Perform degauss Decrease brightness and contrast Decrease video resolution 4 Shaky Jittery Video Set2. RED NO CONNECT GREEN GROUND BLUE NO CONNECT NO CONNECT DDC SDA GROUND H SYNC RED GROUND V SYNC GREEN DDC CLOCK GROUND BLUE GROUND APPENDIX D MONITOR DIMENSION 430 lt 397 1 A 382 14 41CD785 608 4B
3. Check signal cable for bent or broken pins 10 Geometric distortion Geometric distortion refers to where the shape of the image is distorted in any way such as trapezoid linearity line straightness tilt pincushion picture size and centering etc Check signal cable for bent or broken pins Adjust OSD to fix it Check the environment and be far away from the electromagnetic devices Rotate monitor 11 Moire Thin Curvy Lines Moire is a wavy effect produced by the convergence of lines A moire pattern is natural optical effect when converging lines in the picture are nearly parallel to the scanning lines Check signal cable for bent or broken pins Increase V MOIRE value in the OSD Adjust picture size to fill the screen to viewing satisfaction Note Some picture could cause moire and it is difficult to avoid it 12 Audible Noise In general monitor should not make sounds while on They may make some sounds when power cycling on or off degauss cause it 13 CRT Scratched Scratched CRT are defined as having the scratch into glass faceplate and where cleaning the CRT does not remove the scratch Power off the monitor you will found them easily Note prevent belt badges buttons from scratching the CRT while lifting 14 Important trouble If you notice the monitor smoking sparking or current leakage right now unplug the monitor and take to repair 12 41CD785 608 4B APPENDIX SPECIFICATIONS CR
4. 2 5 PARALLELOGRAM oD yn eB Adjust the picture to be a rectangle MOIRE Moire is the result of interference between the phosphor layout and the video signal In some cases you may find the moire very noticeable Press the MENU to enter in the moire reduce setting Please adjust the level to the optimum condition Note Too high of a setting will cause the picture to shake LANGUAGE Select the language as you like OSD TIMER Choose OSD window display time 9 9 DEGAUSS If color impurity occurs when moving or swiveling the monitor press MENU Key and degauss to fix the picture condition COLOR TEMPERATURE 7 1 6500K 9300K COLOR TEMPERATURE The color temperature for 6500K is x 0 313 y 0 329 and 9300K is x 0 283 y 0 297 It presents two different color sets on the screen You can select 9300K or 6500K by pressing MENU Key 7 2 USER MODE Red Green Blue If the 9300K normal white or 6500K warmer white do not satisfy your desire properly adjust R G B GAIN controls to obtain your optimum whiteness level SUPER BRIGHTNESS QUALITY LOI Shift the function of Super Brightness Quality EXIT OSD Close OSD window RESET Press RESET to restore the monitor to factory settings 41CD785 608 4B 9 Green monitor e monitor has a power saving function that conforms to the VESA DPMS standardThis feature will maximize to decrease power consumption of the monitor Power saving will be found via indicator
5. approved by the party responsible for compliance could void the user s authority to operate the equipment The manufacturer is not responsible for any radio or TV interference caused by unauthorized modification to this equipment It is the responsibilities of the user to correct such interference STOP OPERATING THE MONITOR WHEN YOU SENSE TROUBLE Please unplug the monitor immediately if you notice any abnormal phenomena such as smoke strange sounds or fumes Further use may be dangerous and can cause fire or electric shock NEVER REMOVE THE CABINET High voltage inside the monitor may be electric shocked if removing cabinet Non professor never remove the cabinet DO NOT PUT ANY OBJECT INTO THE MONITOR The ventholes of the monitor is to sink thermal If blocked or covered monitor maybe damage because of overheating Using the monitor with any object inside may cause fire electric shock or damage DO NOT PLACE THE MONITOR NEAR THE WATER The monitor maybe damage if water is inside Do not use the monitor where water may be splashed or spilt on the monitor as it may cause fire or electric shock PROTECT YOUR POWER CORD AND SIGNAL CABLE Do not pull or bend the power cord and signal cable Do not place the monitor or any other heavy objects on the cables If damaged the cables may cause fire or electric shock NOTICE THE WEATHER Do not use monitor immediately if brought it into the warm house from cold environment Coagulate bead may
6. cause the monitor short circuit and damage Before operating the device wait until it is absolutely dry Unplug the monitor while thunder PLACE THE MONITOR AT THE RIGHT PLACE Do not place the monitor near heating source against a bright background or duct position Do not make it near other electronics such as speaks TV There should be more than 50 cm between two monitors The position should be ventilation and bright could not reach the front side back of the monitor straight 41CD785 608 4B 3 8 CLEANING YOUR MONITOR Do not use alcohol ammonia based liquid benzene or corrosive cleanser to clean the monitor they may damage the cabinet or CRT s surface You may use soft clouding cloth to clean the monitor careful Notice you must unplug the monitor before cleaning it 9 CARING YOUR MONITOR Unplug the monitor when not use it for a long time You should take the cables in hands when lifting the monitor or you may trip up by them and dropped the monitor PACKAGE There should be the following objects in the package 1 Monitor 2 Pedestal 3 User Manual 4 Power Cord INSTALLATION OF MONITOR PEDESTAL Unplug the monitor and do like the following steps 1 Carefully turn the monitor on its side or upside down 2 Locate the cavities at the bottom front of the monitor 3 Insert the pegs on the pedestal into these cavities Push the pedestal forward until the pedestal locks in place 4 Toremove the pedest
7. T Video Sync Synchronization Horizontal Vertical Max Resolution Recommended Res Full screen brightness Small window brightness Video dot rate Factory Preset Timings User mode Timings Power Source Operating Humidity Weight Signal Cable Plug amp Play Power management Power consumption Preset display area Regulations 43cm 17 40cm 16 0 viewing High and bright angle of pure flat surface 0 25mm dot pitch non glare anti static anti reflection coating Analog G B 0 7Vpp positive 75 ohm Horizontal sync Positive Negative Vertical Positive Negative 30kHz to 69kHz automatically 50Hz to 130Hz automatically 1280 x 1024 1024 768 85Hz 130 cd m Max 300 cd m Max 110MHz 9 8 Switching mode power supply AC 100 240V 50Hz 60Hz full range 0 C to 40 C ambient 10 to 90 relative non condensing 15 2kg Net 15 pin mini D Sub DDC2B VESA DPMS Under 75Watts 316mm x 236mm UL FCC MPR Il 41CD785 608 4B 13 APPENDIX B FACTORY PRESET TIMING TABLE HORIZONTAL VERTICAL STANDARD RESOLUTION FREQUENCY FREQUENCY VGA 640 x 480 31 5kHz 60Hz VESA 75 640 x 480 37 5kHz 75Hz 40 x 480 ET VESA 75 800 x 600 46 8kHz VESA 85 800 x 600 53 6kHz VESA 75 1024 x 768 60 0kHz VESA 85 1024 x 768 68 7kHz 85Hz VESA 60 1280 x 1024 64 0kHz 60Hz APPENDIX C Pin Assignment D SUB
8. Table of Contents eene nennen nene 2 Warning and 3 Installation Of 4 USING OS Dieta PR 8 Greensand P amp P dA UR deed 10 Trouble shooting IER REPE 10 Appendix 13 Appendix B Factory 14 Appendix C Pin assignment sse 14 Appendix D Dimension sseess mm 14 Notice Please read the following words before assembling and using this monitor Any reference to an Lenovo product program or service is not intended to state or imply that only Lenovo s product program or service may be used Any functionally equivalent product program or service that does not infringe any of Lenovo s intellectual property rights or other legally protectable rights may be used instead of the Lenovo product program or service Evaluation and verification of operation in conjunction with other products programs or services except those expressly designated by Lenovo are the user s responsibility Lenovo may have patents or pending patent applications covering subject matter in this document The furnishing of this document does not give you any license to these patents Information in this document is subject to change without notice Without the pe
9. al hold the bottom of the pedestal then push it out Install Remove cue Figure 1 Installation and Removing of Pedestal 4 41CD785 608 4B POWER CORD 1 The monitor may work at 100 120VAC or 200 240V AC area No user adjustment is required 2 Connect the power cord into your monitor s power input socket and then plug the other end into a 3 pin AC power outlet Connecting the Video Cable the monitor comes with a built in video cable Plug the signal cable s 15 pin connector into the computer s video port and tighten the two screws on the cable connector See figure 2 Caution Don t bend the signal cable otherwise it will break the inner wire Connecting the Power Cord Plug the power cord into the monitor s AC power socket Then plug the power cord into a grounded AC outlet Caution If the AC outlet is not grounded install the proper grounding adapter not supplied Figure 2 Connecting signal cable 1 Power Cord 2 Signal Cable Please keep your user manual monitor packages on a safety place for further using 41CD785 608 4B 5 General Instructions The power switch and other control knobs are located at front panel of the monitor See Figure 3 Press the power switch to turn the monitor on or off By changing other control knobs settings the picture can be adjusted to your personal preferences The power cord should be connected Connect the video cable from the
10. h into Text Internet and Video modes In the case of not pressing the MENU this high bright mode menu will disappear in 5 seconds automatically Text Internet Video Figure 4 English OSD High bright Mode 41CD785 608 4B 7 How to adjust a setting The monitor controls are accessed by pressing button MENU to enable OSD On Screen Display The main menu will be displayed as follows see figure 5 press the or gt to choose the next window Choose the English then press MENU Key for confirming OSD window will display in English SIZE amp POSITION GEOMETRY MOIRE LANGUAGE OSD TIMER DEGAUSS COLOR TEMPERATURE SUPER BRIGHTNESS QUALITY gt Figure 5 English OSD Message Adjusting the picture The description for functional control icons 1 SIZE amp POSITION 1 1 HORIZONTAL POSITION Adjust the horizontal position of the picture ch 1 2 VERTICAL POSITION E LE Adjust the vertical position of the picture 1 8 HORIZONTAL SIZE Adjust the picture s horizontal size 1 4 VERTICAL SIZE Adjust the picture s vertical size 1 5 ZOOM Adjust the picture s horizontal and vertical size simultaneously 8 41CD785 608 4B GEOMETRY 2 1 ROTATION Adjust the picture tilt to horizontal position 2 2 PINCUSHION Adjust the pincushion and barrel 2 3 BALANCED PINCUSHION Adjust to compensate the pincushion unbalance 2 4 TRAPEZOID Adjust the picture s trapezoid distortion
11. monitor to the video card To turn the monitor on press the POWER switch to ON position The power indicator will light up Your monitor features a unique quick switch system which provides a picture within seconds after the monitor is switched on ff B Figure 3 EXTERNAL CONTROLS 1 Power Power Indicator 2 OSD Menu 3 Contrast 4 Brightness 5 Exit 6 Bright Mode Selection Key 41CD785 608 4B Front Panel Control e Power Indicator Press this knob to switch ON OFF of monitor s power and display the monitor s state Green Power On mode Orange Off mode e Active OSD menu or function adjust confirm e CONTRAST P Adjust contrast or function adjust e BRIGHTNESS 4 Adjust brightness or function adjust e EXIT Exit a function or inactive OSD menu If OSD not shown on the screen Press this knob to display the monitor s state BRIGHT MODE SELECTION KEY Press this key the menu will be displayed as follows OSD bright mode selection menu is shown in Figure 4 and you can select languages in the LANGUAGE sub menu to switch between Chinese and English Under non OSD press bright mode Selection key to set the current brightness mode the default setting is Text mode When this menu is displayed press bright mode selection key to switc
12. rmission of Lenovo Beijing Limited no part of this manual may be reproduced or distributed in any form or by any means lenovo is a Lenovo Beijing Limited registered trademark 41CD785 608 4B 1 FCC Class B Radio Frequency Interference Statement WARNING FOR FCC CERTIFIED MODELS NOTE This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures 1 2 3 Reorient or relocate the receiving antenna Increase the separation between the equipment and 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 TV technician for help 41CD785 608 4B Notice 1 The changes or modifications not expressly
13. the computer to primary mode Check the signal cable for bent or broken pins If connecting UPS removing UPS and plug monitor to wall outlet Away from the speakers fans neon lights fluorescent lights 5 Color Purity Perform degauss Far away from electromagnetic devices Such as speakers radios fans timers 3 feet away at least Rotate the monitor If the color purity spots change position while rotating the monitor the environment cause the problem or the problem is with CRT 6 Color Convergence Perform degauss Change monitor s orientation and position Active OSD if it looks like normal It shows that the monitor need to back to factory and adjust or the problem come from video card 7 Missing Color Color Flood It is absence of one of the three basic colors red green blue The screen is either purple cyan or yellow If it is absence of two then the screen is one color last Adjust OSD to color temperature 9300K Check signal cable for bent or broken pins 8 Missing Pixels It shows some dots always dark bright or abnormal color what ever the video It should be CRT problem CRT blemish if these dots is on the same position for ever or display adapter cause it One trio blemish is acceptable for general 41CD785 608 48 11 9 Brightness It indicates too bright or dim Adjust brightness If OSD has the same problem it indicates the monitor cause it or the problem come from display adapter
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