SMART Board SB480iv2 - Unstable or Flickering Image

CHAPTER 5
TROUBLESHOOTING YOUR INTERACTIVE WHITEBOARD SYSTEM
40 smarttech.com/kb/170782
To resolve a partial, scrolling or incorrectly displayed image on your Windows computer
1. Select Start > Control Panel.
2. Click Display, and then select Adjust resolution.
3. Verify that your display resolution setting is XGA 1024 × 768.
4. Click Advanced settings, and then click the Monitor tab.
5. Verify that the screen refresh rate is 60 Hz.
To resolve a partial, scrolling or incorrectly displayed image on your Mac computer
1. Select Apple Menu > System Preferences.
The System Preferences dialog box appears.
2. Click Displays.
3. Verify that your display resolution setting is XGA 1024 × 768.
4. Verify that the screen refresh rate is 60 Hz.
Unstable or flickering image
If the projector’s image is unstable or flickering, the frequency or tracking settings on your input
source could be different from the settings on your projector.
IMPORTANT
Write down your setting values before adjusting any of the settings in the following procedure.
To resolve your unstable or flickering image
1. Check the display mode of your computer’s graphics card. Make sure it matches one of the
projector’s compatible signal formats (see Video format on page61). Refer to your
computer’s manual for more information.
2. Configure the display mode of your computer’s graphics card to make it compatible with the
projector. Refer to your computer’s manual for more information.