LG L1930BSNH User's Guide
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LG L1930BSNH is a computer monitor. It has a digital signal interface (for example from a computer) as well as an analogue one (for example from a DVD or Blu-Ray player). It comes with a stand, but can also be wall-mounted. It has a 19 inch screen (measured diagonally) and a maximum resolution of 1440 x 900 pixels. The pixel pitch is 0.283 mm and the contrast ratio is 1000:1. The monitor can display up to 16.7 million colors. Brightness is rated at 250 cd/m². Response time for a grey-to-grey transition is 5 ms. The viewing angle is 170° horizontal and 160° vertical.
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User's Guide L1530B L1730B L1930B L1930BQ Make sure to read the Important Precautions before using the product. Keep the User's Guide(CD) in an accessible place for furture reference. See the label attached dealer when you on the back cover and quote this information to your require service. H H H Precautions Important This unit has been engineered and manufactured to ensure your personal safety, however improper use may result in potential eletrical shock or fire hazards. In order to allow the proper operation of all safeguards incorporated in this display, observe the following basic rules for its installation, use, and servicing. On Safety power cord supplied with the unit. In case you use another power cord, make sure that it is certified by the applicable national standards if not being provided by the supplier. If the power cable is faulty in any way, please contact the Use only the manufacturer or the nearest authorized repair service provider for a replacement. The power supply cord is used as the main disconnection device. Ensure that the socket-outlet is easily accessible after installation. Operate the display only from a power source indicated in the specifications of this manual or listed on the display. If you are not sure what type of power supply you have in your home, consult with your dealer. Overloaded AC outlets and extension cords cords and broken plugs. They technician for replacement. Do not Open There the may result in are a dangerous. So shock or are frayed power fire hazard. Call your service Display. serviceable components inside. There are Dangerous High Voltages inside, even when the power is OFF. Contact your dealer if the display is not operating properly. are no user To Avoid Personal Injury : Do not place the display on a sloping shelf unless properly secured. Use only a stand recommended by the manufacturer. To Prevent Fire or Hazards: Always turn the display OFF if you leave the room for more than a short period of time. Never leave the display ON when leaving the house. Keep children from dropping or pushing objects into the display's cabinet openings. Some internal parts carry hazardous voltages. Do not add accessories that have not been designed for this display. During a lightning storm or when the display is to be left unattended for an extended period of time, unplug it from the wall outlet. A1 On Installation Do not allow anything to rest upon or roll over the power cord, and do not the display where the power cord is subject to damage. Do not use this display sink, laundry tub, in near water a wet such basement, as near a or near a place bathtub, washbowl, kitchen swimming pool. Displays are provided with ventilation openings in the cabinet to allow the release of heat generated during operation. If these openings are blocked, built-up heat failures which may result in a fire hazard. Therefore, NEVER: Block the bottom ventilation slots by placing the display on a bed, sofa, rug, etc. Place the display in a built-in enclosure unless proper ventilation is provided. Cover the openings with cloth or other material. Place the display near or over a radiator or heat source. can cause strike the Active Matrix LCD with anything hard damage the Active Matrix LCD permanently. Do not rub mar, or or Do not press the LCD some screen with your finger for a long time as as this may scratch, this may cause afterimages. Some dot defects may appear as Red, Green or Blue spots on the screen. However, this will have no impact or effect on the display performance. If possible, use the recommended resolution to obtain the best image quality for your LCD display. If used under any mode except the recommended resolution, some scaled or processed images may appear on the screen. However, this is characteristic of the fixed-resolution LCD panel. On Cleaning Unplug the display before cleaning the face of the display screen. Use a slightly damp (not wet) cloth. Do not use an aerosol directly screen because over-spraying may cause electrical shock. On on the display Repacking Do not throw away the carton and packing materials. They make an ideal container in which to transport the unit. When shipping the unit to another location, repack it in its original material. On Disposal The fluorescent lamp used in this product contains a small amount of mercury. Do not dispose of this product with general household waste. Disposal of this product must be carried out in accordance to the regulations of your local authority. the Connecting Before Display setting up the monitor, ensure that the power to the monitor, the computer system, and other attached devices is turned off. Connecting the stand base 1. Place the monitor with its front facing downward on a cushion or soft cloth. 2. Align the hooks on the stand base with the matching slots in the base of the monitor. 3. Hook Insert the hooks into slots. Removing the stand 1. 2. base Place the monitor with its front facing downward on a cushion or soft cloth. Hold the monitor while pressing the bottom latch downwards and pulling back the stand base, as shown in the figure. Bottom Latch Important This illustration the items depicts the general shown in the picture. model of connection. Your monitor may differ from Once you connect the stand base, try not to disconnect it. Do not carry the product upside down holding only the stand base. The fall and get damaged or injure your foot. A3 product may Connecting the Display Positioning your display Adjust the position of the panel Tilt in various ways for maximum comfort. Range : -5˚~20˚ Height Range : maximun 2.76 inch (70.0mm) 70.0mm PUSH PUSH To adjust height of monitor Push down the top of monitor While pressing the PUSH button. Adjust the height. P PUSH PUSH PUSH Button Ergonomic ergonomic and comfortable viewing monitor should not exceed 5 degrees. It is recommended that in order to maintain position, the forward tilt angle of the an A4 Connecting the Display Using the Computer 1. Slide up the Sliding Door and tilt the monitor backward for easily connecting the cables. Door Sliding PUSH 2. Connect the signal cable. When attached, tighten the thumbscrews to secure the connection. 3. Connect the power cord into a proper power outlet that is easily accessible and close to the display. Analog signal * Digital signal Varies according to model. PUSH Wall-outlet type* 2 PC-outlet type* 1 DVI-D cable (not PC included) D-SUB cable MAC Mac adapter For Apple Macintosh use, separate plug adapter is needed to change the 15 pin high density (3 row) D-sub VGA connector on the supplied cable to a 15 pin 2 row connector. A5 a Connecting the Display 4. Slide down the Sliding Door. Sliding Door PU 5. Press button on PUS the front switch monitor power is turned on, executed automatically. panel to turn the power on. When the 'Self Image Setting Function' is NOTE ' Image Setting Function'? This function provides the user with optimal display settings.When the user connects the monitor for the first time, this function automatically adjusts the display to optimal settings for individual input signals. If you want to adjust the monitor while in use, or wish to manually run this function once again, push the 'AUTO' button on the front panel of the monitor. Otherwise, you may execute the 'FACTORY RESET' option on the OSD adjustment menu. However, be aware that this option initializes Self all the menu items except 'LANGUAGE'. A6 Control Panel Functions Front Panel Controls MENU LightView SOURCE SET/AUTO + - Bottom Control Function MENU Button Use this button to enter or exit the On Screen Display. OSD LOCKED/UNLOCKED This function allows you to lock the current control settings, so that they cannot be inadvertently changed. Press and hold the MENU button for 5 seconds. The message "OSD LOCKED" should appear. You unlock the OSD controls at any time by pushing the MENU button for 5 seconds. The message "OSD can UNLOCKED" should appear. -+ - Buttons Button Use these buttons to select Screen or adjust functions in the On Display. LightView hot key This feature lets you easily select the best desired NIGHT image condition optimized to the environment DAY (ambient illumination, image types etc). ? ? ? ? ? ? + Button DAY : Bright ambient NIGHT : TEXT For text illumination Dark ambient illumination images (Word processing etc.) MOVIE : For animation images in videos or movies PHOTO : For pictures or drawings NORMAL : This is under normal operating conditions SOURCE hot : key Use this button to make Dsub or This feature is used when two computers to the display. The default A7 setting DVI connector active. is Dsub. are connected Control Panel Functions Control Function SET/AUTO Use this button to enter Button Display. a selection in the On Screen AUTO IMAGE ADJUSTMENT When adjusting your display settings, always press the SET/AUTO button before entering the On Screen Display(OSD). This will automatically adjust your display image to the ideal settings for the current screen resolution size (display mode). The best display mode is 15 inch monitor : 1024x768 17 inch monitor : 1280x1024 19 inch monitor : 1280x1024 Power Button Use this button to turn the Power This Indicator (DPMS) Indicator display on or off. lights up green when the display operates normally. If the display is in DPM (Energy Saving) mode, this indicator color changes to amber. A8 On Screen Screen Display (OSD) Control Adjustment Adjustment Making adjustments to the image size, position and operating parameters of the display is quick and easy with the On Screen Display Control system. A short example is given below to familiarize you with the use of the controls. The following section is an outline of the available adjustments and selections you can make using the OSD. NOTE Allow the To make display to stabilize for at least 30 minutes before adjustments in the On Screen -+ MENU Display, follow these steps: SET/AUTO Press the MENU Button, then the main To access a becomes Use the control, use highlighted, -+ / the menu -+ MENU of the OSD appears. -+ or Buttons. When the icon you want press the SET/AUTO Button. Buttons to SET/AUTO Button making image adjustments. adjust the image to the desired level. Use the to select other sub-menu items. Push the MENU Button once to return to the main menu to select another function. Push the MENU Button twice to exit from the OSD. Automatic save With the OSD open, you have made an adjustment the monitor automatically save any adjustments you have made, even if you exit the menu or open another menu. If you make an adjustment and then wait for the OSD to once disappear, the adjustment will also been saved. A9 On Screen Display(OSD) Selection and Adjustment following table indicates all the On Screen Display control, adjustment, and setting menus. The Main Sub-menu menu PICTURE AD Reference BRIGHTNESS To CONTRAST contrast and gamma of the adjust the brightness, screen GAMMA COLOR PRESET 6500K To customize the color of 9300K the screen RED GREEN BLUE POSITION TRACKING SETUP HORIZONTAL To VERTICAL screen CLOCK To adjust the position of the PHASE improve the clarity stability of the screen LANGUAGE To customize the screen status for a user's operating OSD HORIZONTAL and environment POSITION VERTICAL WHITE BALANCE POWER INDICATOR FACTORY RESET : A : D : Adjustable Analog Input Digital Input NOTE The order of icons may differ depending on the model (A10~A13). If you set the LIGHTVIEW menu, the PICTURE and COLOR menu will be disabled cannot be changed. However, if NORMAL menu (default setting) is selected, the PICTURE and COLOR menu can be adjusted. A10 On Screen Display(OSD) Selection and Adjustment procedure of selecting and adjusting an item using the OSD system. Listed below are the icons, icon names, and icon descriptions of the all items shown on the Menu. You were introduced to the Press the MENU Menu Name Button, then the main menu of the OSD appears. PICTURE Sub-menus Icons MENU Button + - SET Tip MENU -+ SET : Exit Adjust (Decrease/Increase) : : Enter : Select another sub-menu NOTE OSD (On Screen Display) menu languages on A11 the monitor may differ from the manual. On Screen Main Display(OSD) Selection and Sub menu Adjustment Description menu PICTURE PICTURE MENU - + of the BRIGHTNESS To adjust the brightness CONTRAST To adjust the GAMMA Set your own gamma value. : -50/0/50 On the monitor, high gamma values display whitish images and low gamma values display high contrast images. SET screen. contrast of the screen. MENU : Exit : Decrease + : Increase SET : Select another sub-menu - COLOR Select the screen color. 6500K: Slightly reddish white. 9300K: Slightly bluish white. PRESET COLOR ? ? MENU - + RED Set your own red color levels. GREEN Set your own green color levels. BLUE Set your own blue color levels. SET MENU : Exit : Decrease + : Increase SET : Select another sub-menu - POSITION POSITION MENU - + HORIZONTAL To move image left VERTICAL To move image SET MENU : Exit : Decrease + : Increase SET : Select another sub-menu - A12 and right. up and down. On Screen Display(OSD) Main Selection and Sub menu Adjustment Description menu TRACKING CLOCK TRACKING To minimize any vertical bars or stripes visible on the screen background.The horizontal - + size will also change. the focus of the display. This item allows you to remove any horizontal noise and clear or sharpen the image of characters. To PHASE MENU screen SET adjust MENU : Exit : Decrease + : Increase SET : Select another sub-menu - SETUP LANGUAGE To choose the control names SETUP OSD POSITION - + To adjust position on the the of the OSD window screen. If the output of the video card is different the required specifications, the color WHITE BALANCE MENU language in which are displayed. level may deteriorate due to video signal distortion. Using this function, the SET SETUP signal level is adjusted to fit into the standard output level of the video card in order to provide the optimal image. Activate this function when white and black colors MENU - MENU - : + : SET : + SET Exit POWER INDICATOR : present in the screen. Use this function to set the power indicator on the front side of the monitor to ON Adjust Adjust are or OFF. If you set OFF, it will go off after 15 seconds. If you set ON at any time, the power indicator will automatically be Select another sub-menu turned FACTORY on. Restore all factory default settings except "LANGUAGE." Press the button to reset immediately. RESET If this does not improve the screen image, restore the factory default settings. If necessary, perform the white balance function again. This function will be enabled the input signal is an analog signal. A13 only when Troubleshooting Check the No following before calling for service. image appears Is the power cord of the display connected? Check and Is the power indicator light on? Press the Power button. Is the power on and the power indicator green? Adjust the brightness Is the power indicator amber? If the properly Try on the screen? and the contrast. is in power saving mode, try moving the mouse or pressing any key on the keyboard to bring up the screen. display if the power is to turn on the PC. Make Do you see an "OUT OF RANGE" message if the power cord is connected to the power outlet. see sure on. This message appears when the signal from the PC (video card) is out of horizontal or vertical frequency range of the display. See the 'Specifications' section of this manual and configure your display again. Do you see a "CHECK SIGNAL CABLE This message appears when the signal cable between your PC and your display is not "message on the connected. Check the signal cable and try again. screen? Do you see a "OSD LOCKED" message Do you see "OSD LOCKED" when you You MENU button? You push so by can secure that they on the screen? the current control cannot be settings, inadvertently changed. unlock the OSD controls at any time pushing the MENU button for 5 seconds. can The message "OSD UNLOCKED" should appear. A14 Troubleshooting Display image Display is incorrect Position is incorrect. Press the SET/AUTO button to automatically adjust your display image to the ideal setting. If the results are unsatisfactory, adjust the image position using the H position and V position icon in the on screen display. Check Control Panel --> Display --> Settings and see if the frequency or the resolution were changed. If yes, readjust the video card to the recommend resolution. On the screen background, vertical bars or stripes are visible. Any horizontal noise appearing in any image or characters are not clearly portrayed. The screen mono or color is abnormal. Press the SET/AUTO button to automatically adjust your display image to the ideal setting. If the results are unsatisfactory, decrease the vertical bars or stripes using the CLOCK icon the on screen display. in Press the SET/AUTO button to automatically adjust your display image to the ideal setting. If the results are unsatisfactory, decrease the horizontal bars using the PHASE icon in the on screen display. Check Control Panel --> Display --> Settings and adjust the display to the recommended resolution or adjust the display image to the ideal setting. Set the color setting higher than 24 bits (true color). Check if the signal cable is properly connected screwdriver to fasten if necessary. Make sure the video card is properly inserted in and use a the slot. Set the color setting higher than 24 color) at Control Panel Settings. bits (true - The screen blinks. Check if the screen is set to interlace mode and if yes, change it to the recommend resolution. Make sure the power voltage is high enough, It has to be higher than AC100-240V 50/60Hz. A15 Troubleshooting Have you installed the driver? display Have you installed the display driver? display driver from the display driver CD (or diskette) that comes with your display. Or, you can also download the driver from our web site: http://www.lge.com. Do you Make see an "Unrecognized monitor, Plug&Play (VESA DDC) Be sure to install the sure to check if the video card supports Plug&Play function. monitor found" message? PICTURE and COLOR menus Are you unable to activated the PICTURE or COLOR menus from the OSD menu? can not be activated from the OSD menu. Ensure that the NORMAL setting is selected for LIGHTVIEW. If LIGHTVIEW is set to DAY TEXT/MOVIE/PHOTO, NIGHT TEXT/MOVIE/PHOTO, the PICTURE and COLOR menus adjustment, A16 will not function. To make set LIGHTVIEW to NORMAL. an L1530B Specifications Display 15 inches (38.1cm) Flat Panel Active matrix-TFT LCD Anti-Glare coating 15 inches viewable 0.297mm pixel pitch Sync Input Video Input Horizontal Freq. Vertical Freq. Input Form 30 56 - - 63kHz (Automatic) 75Hz (Automatic) Separate TTL, Positive/Negative SOG (Sync On Green) Digital 15 pin D-Sub Connector DVI D connector Signal Input - Resolution Input Form RGB Analog (0.7Vp-p/75ohm), Digital Max VESA 1024 VESA 1024 Recommend Plug&Play DDC 2B Power Normal : Consumption Stand-by/Suspend ≤ DPMS Off ≤2W Dimensions Width 36.75 &Weight (with tilt stand) Height Net 25W 2W cm -5˚~20˚ 2.76 inch (70.0mm) Tilt/Height Range Tilt Power AC 100-240V~50/60Hz 0.6A Environmental Conditions x 768@75Hz 768@60Hz / 14.47 inches 39.89 cm / 15.70 inches (Min) 46.89 cm / 18.46 inches (Max) 21.00 cm / 8.27 inches 4.6 kg (10.14 lbs) Depth Input x Height Operating Conditions Temperature 10˚C to 35 ˚C 10 % to 80 % Humidity non-Condensing Storage Conditions Temperature -20˚C to 60 ˚C 5 % to 95 % non-Condensing Humidity Tilt Stand Signal cable Power cord Attached( ), Detachable ( O ) Attached( ), Detachable ( O ) Wall-outlet type or PC-outlet type NOTE Information in this document is subject to change without A17 notice. H L1730B Specifications Display 17 inches (43.2cm) Flat Panel Active matrix-TFT LCD Anti-Glare coating 17 inches viewable 0.264mm Sync Input pixel pitch Horizontal Freq. 30 30 Vertical Video Input 56 Freq. - - - 71kHz 75Hz (Automatic) Separate TTL, Positive/Negative SOG (Sync On Green) Digital Signal Input 15 pin D-Sub Connector - D connector Input Form RGB Analog (0.7Vp-p/75ohm), Digital Max VESA 1280 x 1024@75Hz Recommend VESA 1280 x 1024@60Hz Plug&Play DDC 2B Power Normal : Consumption Stand-by/Suspend ≤ DPMS Off ≤2W Dimensions Width 39.80 &Weight (with tilt stand) Height 43W 2W / 15.67 inches 41.84 cm / 16.47 inches (Min) 48.84 cm / 19.23 inches (Max) 21.00 cm / 8.27 inches 6.10 kg (13.45 lbs) Depth Net cm -5˚~20˚ 2.76 inch (70.0mm) Tilt/Height Range Tilt Power AC 100-240V~50/60Hz 1.0A Input Environmental Conditions Tilt Stand Signal cable Power cord (Analog) (Digital) Input Form DVI Resolution 83kHz Height Operating Conditions Temperature 10˚C to 35 ˚C 10 % to 80 % non-Condensing Humidity Storage Conditions Temperature -20˚C to 60 ˚C 5 % to 95 % non-Condensing Humidity Attached( ), Detachable ( O ) Attached( ), Detachable ( O ) Wall-outlet type or PC-outlet type NOTE Information in this document is subject to change without A18 notice. H L1930B Specifications Display H/L1930BQ 19 inches (48.18cm) Flat Panel Active matrix-TFT LCD Anti-Glare coating 19 inches viewable 0.294 Sync Input mm pixel pitch Horizontal Freq. 30 30 Vertical Video Input 56 Freq. - - - 71kHz 75Hz (Automatic) Separate TTL, Positive/Negative SOG (Sync On Green) Digital Signal Input 15 pin D-Sub Connector - D connector Input Form RGB Analog (0.7Vp-p/75ohm), Digital Max VESA 1280 x 1024@75Hz Recommend VESA 1280 x 1024@60Hz Plug&Play DDC 2B Power Normal : Consumption Stand-by/Suspend ≤ DPMS Off ≤2W Dimensions Width 44.44 &Weight (with tilt stand) Height Net Input Environmental Conditions Tilt Stand Signal cable Power cord 2W cm inches inches (Min) inches (Max) inches -5˚~20˚ 300˚ 2.76 inch (70.0mm) Tilt Swivel Height Power 45W / 17.50 43.67 cm / 17.19 50.67 cm / 19.95 22.00 cm / 8.66 7.3 kg (16.09 lbs) Depth Tilt/Height Range (Analog) (Digital) Input Form DVI Resolution 83kHz AC 100-240V~50/60Hz 1.0A Operating Conditions Temperature 10˚C to 35 ˚C 10 % to 80 % non-Condensing Humidity Storage Conditions Temperature -20˚C to 60 ˚C 5 % to 95 % non-Condensing Humidity Attached( ), Detachable ( O ) Attached( ), Detachable ( O ) Wall-outlet type or PC-outlet type NOTE Information in this document is subject to change without A19 notice. Specifications Preset Modes (Resolution) 15 inch monitor Display Modes (Resolution) 1 23456789 10 11 12 13 14 VGA VGA VGA VESA VESA VESA VESA VESA VESA VESA MAC VESA VESA VESA Horizontal Freq. (kHz) 31.468 31.468 31.469 35.000 37.861 37.500 35.156 37.879 48.077 46.875 49.725 48.363 56.476 60.023 640 x 350 720 x 400 640 x 480 640 x 480 640 x 480 640 x 480 800 x 600 800 x 600 800 x 600 800 x 600 832 x 624 1024 x 768 1024 x 768 1024 x 768 Vertical Freq. (Hz) 70 70 60 66.67 72.8 75 56.25 60 72 75 75 60 70 75 17 inch monitor Display Modes (Resolution) 123456789 10 11 12 13 VGA VGA VGA VESA VESA VESA MAC VESA VESA MAC VESA VESA VESA Horizontal Freq. (kHz) 31.469 31.468 31.469 37.500 37.879 46.875 49.725 48.363 60.023 68.681 61.805 63.981 79.976 640 x 350 720 x 400 640 x 480 640 x 480 800 x 600 800 x 600 832 x 624 1024 x 768 1024 x 768 1152 x 870 1152 x 900 1280 x 1024 1280 x 1024 A20 Vertical Freq. (Hz) 70 70 60 75 60 75 75 60 75 75 65 60 75 Specifications Preset Modes (Resolution) 19 inch monitor Display Modes (Resolution) 1 23456789 VGA VGA VGA VESA VESA VESA MAC VESA VESA MAC VESA VESA VESA 10 11 12 13 Horizontal 31.469 31.468 31.469 37.500 37.879 46.875 49.725 48.363 60.023 68.681 61.805 63.981 79.976 640 x 350 720 x 400 640 x 480 640 x 480 800 x 600 800 x 600 832 x 624 1024 x 768 1024 x 768 1152 x 870 1152 x 900 1280 x 1024 1280 x 1024 Indicator MODE LED Color Normal green Stand-by/Suspend amber DPMS Off amber Freq. (kHz) A21 Vertical Freq. (Hz) 70 70 60 75 60 75 75 60 75 75 65 60 75 How to Install the VESA Standard wall This monitor meets mounting VESA-compliant mounting interface pad specifications. 1. Remove the Sliding Door. PUSH 2. Please the monitor front side 3. Separate 4. on a piece of cloth downward. the stand base using or other soft surface with the facing Install the VESA standrad wall a screwdriver as shown in the picture. mounting. VESA wall mounting Connected to another and wall-mounted object (stand type type. This monitor VESA-compliant mounting interface pad.-optional) For further information, refer to the VESA Wall Mounting Instruction Guide. accepts Kensington Security Slot- optional Connected to a locking cable that can be purchased separately at most computer stores A22 a Making use of USB (Universal Serial Bus) Optional - (Universal Serial Bus) is an innovation in connecting your different desktop peripherals conveniently to your computer. By using the USB, you will be able to connect your mouse, keyboard, and other peripherals to your display instead of having to connect them to your computer. This will give you greater flexibility in setting up your system. USB allows you to connect a chain of up to 120 devices on a single USB port; and you can "hot" plug (attach them while the computer is running) or unplug them while maintaining the Plug and the Plug auto detection and configuration. This display has an integrated BUSpowered USB hub, allowing up to 2 other USB devices to be attached it. USB USB connection 1. Connect the USB kit, as shown in the figure. USB kit 2. 3. Connect the upstream port of the display to the downstream port of the USB compliant PC or another hub using the USB cable. (Computer must have a USB port) Connect the USB compliant peripherals to the downstream ports of the display. USB downstream Port connect the cables from USB compliant peripherals-such keyboard, mouse, etc USB This is of rear a upstream as Port simplified representation view. To USB downstream the USB compliant another hub cable A23 port of PC or Making use of USB Removing (Universal Serial Bus) Optional - the USB kit Pull up the USB kit, as shown in the figure. NOTE To activate the USB hub function, the display must be connected to or another hub with the USB cable(enclosed). When connecting the USB cable, check that the matches the shape at the connecting side. shape a USB compliant PC(OS) of the connector at the cable side Even if the display is in a power saving mode, USB compliant devices will function when are connected the USB ports(both the upstream and downstream) of the display. USB they Specifications USB standard Rev. 1.1 Downstream power supply 100mA for each (MAX) Communication speed 12 USB 1 port complied BUS-powered hub Mbps Upstream port 2 Downstream ports IMPORTANT: These USB connectors such are not designed video camera, scanner, etc. LGE recommends to the computer as a directly for A24 with high-power connecting high-power use USB devices USB devices Digitally yours
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