Unstable Or Flickering Image; Frozen Image; The Image From Your Connected Laptop Computer Isn't Projected - SMART Board SB685ix2 User Manual

C H A P T E R 5
Troubleshooting your interactive whiteboard system

Unstable or flickering image

If the projector's image is unstable or flickering, you could have different frequency or tracking
settings on your input source than on your projector.
I M P O R T A N T
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 compatibility on page 79). 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.
3. Adjust the Frequency, Tracking, H-position and V-position settings in the on-screen menu.
See Adjusting projector settings on page 72.
4. Optionally, reset the projector as described in Resetting the projector on page 45 to adjust the
frequency and tracking to their original values.
I M P O R T A N T
This action resets all values to their defaults.

Frozen image

If your projector has a frozen image, perform the following procedure.
To resolve a frozen image
1. Ensure that the Hide Display feature is off.
2. Press the Hide button on the projector's remote control to hide or show the display.
3. Ensure that your source device, such as your DVD player or computer, isn't malfunctioning.
4. Put the projector into Standby mode, and then wait 30 minutes for it to cool down.
5. Disconnect the power cable from the power outlet, and then wait at least 60 seconds.
6. Connect the power cable, and then turn on the projector.
7. If the previous steps don't resolve the issue, contact your authorized SMART reseller.

The image from your connected laptop computer isn't projected

Laptop computer settings can interfere with projector operations.
41 smarttech.com/kb/170510