ViewSonic VP2655wb 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 1920 x 1200) 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 1920 x 1200 @ 60Hz.
To set the...

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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 12.
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...

ViewSonicVP2655wb 11 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...

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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 automatically sizes, centers, and fine tunes the video signal 
to eliminate waviness and distortion. Press the [2] button to obtain a sharper 
image.
NOTE: Auto Image Adjust works with most common video cards. If this 
function does not work on your LCD display, then lower the video refresh rate 
to 60 Hz and set the resolution to its pre-set value....

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Control Explanation
7500K-Adds blue to the screen image for cooler white (used in most office 
settings with fluorescent lighting).
6500K-Adds red to the screen image for warmer white and richer red.
5000K-Adds red to the screen image for warmer white and richer red.
User Color Individual adjustments for red (R), green (G), and blue (B).
1.To select color (R, G or B) press button [2].
2.To adjust selected color, pressSandT.
Important: If you select RECALL from the Main Menu when the...

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Control Explanation
Fine Tune sharpens the focus by aligning text and/or graphics with pixel 
boundaries.
NOTE: Try Auto Image Adjust first.
Sharpness adjusts the clarity and focus of the screen image.
Dynamic Contrast allows the user to turn the contrast ratio enhancement on or 
off.
Aspect ratio selects the image size for 1:1, fill aspect ratio & full screen.
Display Mode provides two color space modes. The factory setting for this 
product is PC mode. 
PC mode sets color space to...

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Control Explanation
Language Select allows the user to choose the language used in the menus and 
control screens.
Resolution Notice advises the optimal resolution to use.
OSD Position allows the user to move the OSD menus and control screens.
OSD Timeout sets the length of time the OSD screen is displayed. For 
example, with a “15 second” setting, if a control is not pushed within 15 
seconds, the display screen disappears.
OSD Background allows the user to turn the OSD background...

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Other Information
Specifications
1 Macintosh computers older than G3 require a ViewSonic® Macintosh adapter. To order an adapter, contact
ViewSonic.
LCDType
Color Filter
Glass Surface26” (full 25.5 wide viewable diagonal area),
TFT (Thin Film Transistor), Active Matrix 1920 x 1200 LCD,
0.2865 mm pixel pitch
RGB vertical stripe
Anti-Glare
Input SignalAnalog
DiditalRGB analog (0.7/1.0 Vp-p, 75 ohms)
Composite Sync, Separate Sync, Sync on Green
f
h:24-97 kHz, fv:50-85 Hz
DVI (TMDS,...

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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...

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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
Australia/New Zealand www.viewsonic.com.auAUS= 1800 880 818
NZ= 0800 008 [email protected]
Canada www.viewsonic.comT (Toll-Free)= 1-866-463-4775  
T (Toll)= 1-424-233-2533
F= [email protected]
Europe www.viewsoniceurope.com Contact your reseller
Hong Kong...