
C H A P T E R 6
Troubleshooting your interactive whiteboard system
51
3. Adjust the frequency, tracking, H-position and V-position settings in the on-screen menu.
See
4. Optionally, reset the projector as described in
on page 54 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 socket 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 authorised SMART reseller.
Your image doesn’t fit the interactive whiteboard
If you’re using a SMART UF70w projector with a wide screen interactive whiteboard, verify that
you’re using the correct aspect ratio mode for the interactive whiteboard:
Interactive whiteboard
Aspect ratio mode
SMART Board 885 interactive whiteboard
16:10
You can set the aspect ratio mode using the Native DLP Resolution setting in the Projector
Functions menu (see
The image from your connected laptop computer isn’t projected
Laptop computer settings can interfere with projector operations.
Some laptop computers deactivate their screens when you connect a secondary display device.
Refer to your computer’s manual for details on reactivating the computer's display screen.
Unaligned projected image
Alignment errors occur when the projected image isn’t perpendicular to the screen. Alignment
errors can occur when you mount your interactive whiteboard system on an uneven surface or a
wall that has obstructions, or if you swivel the projector too far from the vertical centre of your
interactive whiteboard.
Adjust the projected image. See the included
SMART Board 800i6 interactive whiteboard system
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