IMPORTANT SAFETY INFORMATION « Read all of these instructions carefully, and save them for reference. Follow all warnings and instructions marked on the product. * Unplug the monitor from the system unit before cleaning. Do not use liquid or aerosol cleaners. Use a damp cloth for cleaning. * Use only attachments recommended by the manufacturer; unapproved attachments may be hazardous.
with a third (grounding) pin. This is a safety feature. If your outlet does not accommodate the three-wire plug, have an electrician install the correct outlet, or use an adapter to ground the appliance safely. Do not defeat the safety purpose of the grounded plug. * Do not allow anything to rest on the power cord. Do not locate the monitor where people may walk on the cord.
result in damage and may require extensive work by a qualified technician to restore the monitor to normal operation. If the monitor has been dropped or the cabinet has been damaged. When the video monitor exhibits a distinct change in performance. * To ensure satisfactory operation, use the monitor only with UL listed computers which have appropriate configured receptacles marked between 100 — 240 VAC, Min. 0.85A.
FCC Class B Radio Frequency Interference Statement 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.
1. INTRODUCTION 1.1 General Information The L-50TH is a intelligent LCD monitor with ultra high resolution of up to 1024 x 768. The microprocessor-based design was implemented with the user in mind. We invite you, the proud new owner of this fine monitor, to read this user’s manual before operating, in order to get the most out of this product. 1.2 Features 15.0" Large Size XGA TFT LCD Panel x Pixel pitch TFT LCD Panel Low Radiation Lower Power Consumption Ergonomic Style ID Max.16 million colors Max.
(Com) sees ET US3 UPSTREAM, PORT DOWNSTREAM 20% _ SPEAKER I USB OWNS TRAM FORT —— LT the our VIDEO i BC Notice: USB function is by order. Figure 1 1.3 Check list Before using this monitor, please make sure that all the items listed below are present in your package: . LCD monitor « Power cable . AC power adapter USB cable (by order) « This manual . Audio cable x 2 .
2. SETUP 2.1 LCD Monitor setup TO WALL 2 TO EXT MIC } TO PC (AUDIO IN) oo TO EARPHONE TOR — TO PC (DIVED) Notice:USB function is by order. Fi figure 2 2.1.1 Power Cable connection «Plug the power cable into the wall outlet, the other end of the power cable into the AC adapter. Plug the other end of the power adapter into the DC-IN of L-50TH monitor. 2.1.2 Signal Cable connection Connect the VGA cable to the base of L-ST monitor. 2.1.3 Power On Turn on the power of both your L-50TH monitor and your computer.
3. USER INTERFACE CONTROL There are six switches, power LED and OSD menu on the L-50TH. These are to provide the users an easy way to adjust video and audio. A description of these functions is as follows: 3.1 OSD Controls To make any adjustment: 1. Press to show the OSD menu, and then select one of six functions by pressing (> ) button. 2. Select the item in the function that you wish to adjust by pressing ( A)or (v) button. 3.
4.CONTRAST( ( ) :Adjusts the contrast control. 5. BRIGHTNESS( } ):Adjusts the brightness control. 6.RECALL ( [8 ): Recalls all basic geometry control of the optimal per-programmed ( factory ) setting, 7.H SIZE( ):Adjusts the H size control. If you want to adjust the H size, please move the picture to the center of screen first by adjusting “H POSITION” . 8. TEMP ADJ( #P ). Temperature adjustment function. Video hitter may cause by the change in weather.
3.1.3 AUDIO There are five items in audio function. a. Main Volume ( 4 ): Adjusts the audio main volume, b. Balance (uk y:Adjusts the volume balance between R and L channel C. Bass (BAS ): Adjusts the bass control. d. Treble ( ):Adjusts the treble control, €. mono or stereo function. 3.14 COLOR There are two user color temperature modes How to select a color temperature mode Use the (v ) buttons to choice your desired color mode. Adjusting a user color temperature mode a.
Ste pl: Select R, Norberto begin adjusting by pressing ( A) button. Step: Use the adjust buttons to change color. Red Control (R ) Increases/Decreases the red video gain level. Green Control ( G )Increases/Decreases the green video gain level, Blue Control (B ) Increases/Decreases the blue gain level, b. RECALL This control will recall the preset color temperature value to the selected user color temperature value. Step 1: Select RECALL by pressing ( A) button. Step: Use the adjust buttons to recall, 3.1.
Displays the Video mode, polarity and frequency for the current mode. Such as: COPPOLA , + COPPOLA, + H: 48.4 KHZ V:60.1 HZ 3.1.7 EXIT GEOMETRY AUDIO COLOR »: YES 0sD 4NO MODE >! Exit Exit from OSD menu, <:No Return to OSD menu, 3.1.8 Programming L-50TH The L-50TH has 13 preset modes. If the current video mode is one of the preset modes, the L-50TH will store your adjustments automatically into the permanent memory.
2. Press to select one of six OSD functions, Button Press show Brightness menu ( ), and then press decrease or increase the brightness. 2. Press ( A) or (Vv) to select item which you want to adjust. Button Press ( to show contrast menu ( and then press decrease or increase the contrast, 2. Press ) to adjust item that you select, overpower Button (th) Press turn the power on or off, 3.3 Power LED The green light of power LED indicates the power is switched on and the power cord is properly connected.
4. PLUG AND PLAY 4.1 DDC Function The Display Data Channel “DDC” will allow the display to inform the host system about its identity and depending on the level of DDC used, communicate additional levels of display capability. DDC 1: One uni-directional data channel. DDC 2: One bi-directional data channel. L50T can support display type DDC1/2B. 4.2 USB Function 1.Four downstream ports & one upstream port. 2.8elf power function, 3.Each downstream port supply 500mA (max). 4. Compatiable with USB version 1.0.
5. DISPLAY POWER MANAGEMENT This monitor meets the power management standards as set by the Video Electronics Standards Association (VASE) and /or the United States Environmental Protection Agency (EPA). This feature is designed to conserve electrical energy by reducing power consumption. This function is actives by an operating system or Windows utility program which tums off the monitor display and also turns off Lor changes the color of the monitor’s power LED, Mode signal power H-SYNC | V.
6. TROUBLESHOOTING Problem Problem Problem : No picture appears on the screen. -If power LED is off, check if power cable is securely connected. -If power LED is amber in color,check if video cable is securely connected. Also check if your computer is switched on, -If power LED is green in color, check if 4 SYNC frequency is out of range. -Adjust the brightness and contrast controls, : Picture is unstable (noise, hitter etc) Check the timing of your computer and see if they are compatible with L-50TH.
7. APPENDIX: TECHNICAL INFORMATION Precautions * Only a qualified service technician should open the monitor case. Components inside the monitor can cause serious electric shock. Do not attempt to remove the back cover of the monitor by yourself. Contact your monitor dealer or authorized service personnel if your monitor needs to be repaired. * To prevent fire or shock hazard, do not expose this monitor to rain or moisture, Specifications LCD Panel: 1. Display Area $304.1 (HM) x 228. 1(Vymm 2.
Scanning Frequency: 1. Horizontal :30 KHz to 61 KHz 2. Vertical USB Function(optional) 1. Compatibility :USB V1.0 Power Supply: 1. Input voltage 1 13Vde, 5Vdce 2. Consumption : 50 Watts maximum Environment: 1. Operating Temperature: 0°C to 40°C Operating Humidity Storage temperature: -20°C ~ 60°C Weight: Approx. Regulatory: 1.Optional optional TUB-GS 3.Optional CE 4.Optional PRIMP 5.