ViewSonic VE720m Manual

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Using the LCD Display
Setting the Timing Mode
Setting the timing mode is important for maximizing the quality of the screen image and
minimizing eye strain. The timing mode consists of the resolution (example 1280 x 1024) and
refresh rate (or vertical frequency; example 60 Hz). After setting the timing mode, use the
OSD (On-screen Display) controls to adjust the screen image.
For the best picture quality set your LCD display timing mode to:
VESA 1280 x 1024 @ 60Hz.
To set the Timing...

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Adjusting the Screen Image
Use the buttons on the front control panel to display and adjust the OSD controls which display 
on the screen. The OSD controls are explained at the top of the next page and are defined in 
“Main Menu Controls” on page 10.
Main Menu
with OSD controls
Front Control Panel
shown below in detail
Scrolls through menu options and 
adjusts the displayed control.
Also a shortcut to display the Contrast 
adjustment control screen.
Displays the control screen 
for the...

ViewSonicVE720m 9 Do the following to adjust the display setting:
1.To display the Main Menu, press button [1].
NOTE: All OSD menus and adjustment screens disappear automatically after about 15 
seconds. This is adjustable through the OSD timeout setting in the setup menu.
2.To select a control to adjust, pressSorTto scroll up or down in the Main Menu.
3.After the desired control is selected, press button [2]. A control screen like the one shown 
below appears.
4.To adjust the control, press the up S or...

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Main Menu Controls
Adjust the menu items shown below by using the up S and down T buttons.
Control Explanation
Auto Image Adjust sizes and centers the screen image automatically.
Contrast adjusts the difference between the image background (black level)
and the foreground (white level).
Brightness adjusts background black level of the screen image.
Audio Adjust
Vo l u m e increases the volume, decreases the volume, and mutes the audio.
Mute temporarily silences audio output.
Color...

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Control Explanation
Information displays the timing mode (video signal input) coming from the
graphics card in the computer, the LCD model number, the serial number, and
the ViewSonic
® website URL. See your graphics card’s user guide for
instructions on changing the resolution and refresh rate (vertical frequency).
NOTE: VESA 1280 x 1024 @ 60Hz (recommended) means that the resolution
is 1280 x 1024 and the refresh rate is 60 Hertz.
Manual Image Adjust
H. Size (Horizontal Size) adjusts...

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Control Explanation
Setup Menu displays the menu shown below:
Language Select allows the user to choose the language used in the menus and
control screens.
Resolution Notice allows the user to enable or disable this notice.
If you enable the Resolution Notice shown above and your computer is set at a 
resolution other than 1280 x 1024, the following screen appears.
OSD Position allows the user to move the OSD menus and control screens.
OSD Timeout sets the length of time the OSD screen...

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Other Information
Specifications
1 Macintosh computers older than G3 require a ViewSonic® Macintosh adapter. To order an adapter, contact
ViewSonic.LCDTy p e
Color Filter
Glass Surface17” (full 17 viewable diagonal area),
TFT (Thin Film Transistor), Active Matrix SXGA LCD,
0.264 mm pixel pitch
RGB vertical stripe
Anti-Glare
Input SignalVideo Sync RGB analog (0.7/1.0 Vp-p, 75 ohms)
Separate Sync,
f
h:30-82 kHz, fv:50-85 Hz
CompatibilityPC
Macintosh
1
Up to 1280 x 1024 Non-interlaced...

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Troubleshooting
No power
• Make sure power button (or switch) is ON.
• Make sure A/C power cord is securely connected to the LCD display.
• Plug another electrical device (like a radio) into the power outlet to verify that the outlet is
supplying proper voltage.
Power is ON but no screen image
• Make sure the video cable supplied with the LCD display is tightly secured to the video
output port on the back of the computer. If the other end of the video cable is not attached
permanently...

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Customer Support
For technical support or product service, see the table below or contact your reseller.
NOTE: You will need the product serial number.
Country/RegionWebsite T = Telephone
F = FAXEmail
United States www.viewsonic.com/supportT= (800) 688 6688
F= (909) 468 [email protected]
Canada www.viewsonic.com/support T= (886) 463 4775 [email protected]
United Kingdom www.viewsoniceurope.com/uk T= 0207 949 0307
Europe, Middle East, 
Baltic countries, and 
North...

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Cleaning the LCD Display
• MAKE SURE THE LCD DISPLAY IS TURNED OFF.
• NEVER SPRAY OR POUR ANY LIQUID DIRECTLY ONTO THE SCREEN OR CASE.
To clean the screen:
1.Wipe the screen with a clean, soft, lint-free cloth. This removes dust and other particles.
2.If the screen still not clean, apply a small amount of non-ammonia
, non-alcohol based glass 
cleaner onto a clean, soft, lint-free cloth, and wipe the screen.
To clean the case:
1.Use a soft, dry cloth.
2.If the case still not clean,...