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NS-24EM51A14 24” Widescreen LED Monitor
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3 Click the Multiple displays drop-down, then
select Extend these displays.
4 Drag the monitor icons to match the way you
have your monitors setup on your desk.
5 Click OK.
6 Click Keep changes to extend the display, or
click Revert to go back to the previous setting.
Windows Vista:
1 Right-click on your desktop, then click
Personalize.
2 Click Display Settings.
3 Click the large drop-down menu, then select 2
(Default Monitor).
4 Click the Extend the desktop to this monitor
check box.
5 Drag the monitor icons to match the way you
have your monitors setup on your desk.
6 Click OK.
7 Click Ye s to extend the display, or click No to go
back to the previous setting.
Windows XP:
1 Right-click on your desktop, then click
Properties.
2 Click the Display drop-down menu, then select
2 (Default Monitor).
3 Click the Extend my Windows desktop onto
this monitor check box.
4 Drag the monitor icons to match the way you
have your monitors setup on your desk.
5 Click OK.
6 Click Ye s to extend the display, or click No to go
back to the previous setting.
Mac:
1 Open the Apple menu, then select System
Preferences.
2 Click Displays under Hardware, then click
Arrangement.
3 Drag the monitor icons to match the way you
have your monitors setup on your desk.
4 Close the Displays window.
How do I duplicate my screen to a second
monitor?
Windows 8 or Windows 7:
1 Go to your desktop.
2 Right-click on your desktop, then click Screen
resolution.
3 Click the Multiple displays drop-down and
select Duplicate these displays.
4 Click OK, then click Keep changes to duplicate
the display, or click Revert to go back to the
previous setting.
Windows Vista:
1 Right-click on your desktop, then click
Personalize.
2 Click Connect to a projector or other external
display. The Windows Mobility Center opens.
3 Click Connect display. The new display is
detected.
4 Select Duplicate my desktop on all display
(mirrored), then click OK.
Windows XP:
1 Right-click on the desktop, then click the control
panel for your video card (if available).
2 Set the display mode on the video card control
panel.
Mac:
1 Open the Apple menu, then select System
Preferences.
2 Click Displays under Hardware, then click
Arrangement.
3 Check the Mirror Displays box.
4 Close the Displays window.
Note
To be sure which monitor is 1 or 2 click the Identify
button.
Note
To be sure which monitor is 1 or 2 click the Identify
Monitors button.
Note
To be sure which monitor is 1 or 2 click the Identify
button.
Symptom Possible Solutions
No power
• Make sure that the A/C power cord is securely connected
to the power adapter and the power supply is firmly
connected to the monitor.
• Plug another electrical device into the power outlet to
make sure that the outlet is supplying correct voltage.
• Make sure that a VGA, HDMI, or DVI cable is installed.
• Make sure that the blue power LED is ON.
• Make sure that the computer is turned ON.
Power on but no
screen image
• Make sure all cables are securely connected.
• Adjust the brightness. See “Using the on screen display
(OSD)” on page 4.
Wrong or abnormal
colors
• If any colors (red, green, blue) are missing, check the
VGA or DVI cable to make sure it is securely connected.
Loose or broken pins in the cable connector could cause
an improper connection.
• Connect the monitor to another computer.
• Make sure that the VGA, HDMI, or DVI cable you are
using is not damaged or broken.
• Try adjusting the colors on your monitor, see Color Adjust
under Using the On Screen Display (OSD). See “Using the
on screen display (OSD)” on page 4.
My picture is not
filling the screen. I
have black bars
around my picture.
• This is due to the aspect ratio. Different sources and
software programs may be presented in different aspect
ratios. Try adjusting the aspect ratio using the menu
options. (See “Manual Image Adjust” on page 5.)
The image is out of
focus.
• You may need to adjust your resolution. (See “Making
connections” on page 3.)
NS-24EM51A14_12-0730_MAN_V1_EN.book Page 6 Wednesday, September 4, 2013 2:44 PM