Page 1
LM540 LM540 15 inch TFT LCD Monitor User’s Manual by Envision Peripherals, Inc. www.AOCdisplay.com Before operating your monitor, please read this manual thoroughly. LM540 17NOV04...
3. Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. 4. Consult the dealer or an experienced radio/TV technician for help. LM540 For Your Safety Notice 1. The changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
Page 3
LM540 For Your Safety • The monitor is equipped with a three-pronged grounded plug, a plug with a third (grounding) pin.
EPI service center for replacement when the screen is dark, flickering or not lighting up. Never attempt to replace it by yourself. LM540 For Your Safety General Notes • Do not install the monitor near heat sources such as radiators or air ducts.
LM540 Package Contents The box that your monitor was shipped in should have included the following items: 1. LM540 LCD Monitor 2. Power Cord 3. Windows 95/98/2000/ME/XP INF Driver Disk 4. Quick Start Guide 5. Booklet (Containing Warranty & Safety...
Page 6
3. Connect the Power Adapter to your monitor. 4. Plug the other end of the power cord into a grounded AC outlet or UL-approved power strip. LM540 Caution: Make sure the power cord is the correct type that is required in your area. This LCD...
• Hold the stand firmly when you change the monitor's angle. • You can adjust the monitor's angle from -5° to 25°. LM540 • Do not touch the LCD screen when you change the angle. It may cause damage or breakage.
Page 8
Before You Operate the Monitor LM540 Preparing To Install An Optional Wall Mounting Arm (Not Supplied) This monitor can be attached to a wall mounting arm you can purchase separately. Disconnect power before performing this procedure. Follow these step. 1. Pull the screw covers off the back of the monitor.
Page 9
3. Insert the power cable into the slot on the back of the monitor. NOTE: The Envision LM540 is compatible with the Ergotron line of mounting and arm solutions. Visit their website at www.ergotron.com for more information on the many ways on which you can mount your AOC LCD monitor.
MENU: Press this button to open the OSD window or exit from the OSD window. LM540 Operating Instructions Power Indicator: A green light indicates that the monitor is on. An orange light indicates that the monitor is in Off mode.
3. Press MENU to open the function’s window. 4. Press the < or > buttons to change the settings of the function. LM540 Operating Instructions 5. To save and exit, highlight the EXIT icon and press MENU or leave the monitor alone for 10 seconds.
EDID information. The DDC2B is a bidirectional data channel based on the I²C protocol. The host can request EDID information over the DDC2B. LM540 Operating Instructions How to Install INF & ICM File 1. Insert the Windows 95/98/2000/ME/XP INF Driver Disk into your floppy drive.
• Inspect the video cable and make sure that none of the pins are bent. • Make sure the Envision monitor drivers are installed. (AOC monitor drivers are available at: www.AOCdisplay.com) Picture is fuzzy • Adjust the Contrast and Brightness settings.
Page 14
• Make sure the video cable is properly connected to the computer. If the connector is loose, tighten the connector's two screws. • Inspect the video cable and make sure that none of the pins are bent. LM540 Technical Support (FAQ) Possible Solution...
640 x 480 640 x 400 640 x 350 720 x 400 640 x 480 640 x 480 640 x 480 800 x 600 LM540 Technical Support (FAQ) Possible Solution Vertical Frequency 60 Hz 800 x 600 70 Hz 800 x 600...
Response time Video Separate Sync. H-Frequency V-Frequency Display Colors Dot Clock Maximum Resolution LM540 Appendix Plug & Play TFT Color LCD Input Connector 15.0" (38.1 cm) Input Video Signal (0.297 mm) (H) x (0.297 mm) (V) Maximum Screen Size 120° (H) 100° (V)
Page 17
Focus Clock H-Position V-Position RGB Color temp. Reset Exit EPA ENERGY STAR® Power Consumption 25 Watts (Maximum) Regulatory UL, CSA, FCC, Compliance TÜV/GS, CE, Windows® XP Logo LM540 Appendix Optimal Viewing Mode: 1024 x 768 x 60 Hz LM540 17NOV04...