CHAPTER 5
TROUBLESHOOTING THE INTERACTIVE WHITEBOARD SYSTEM
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smarttech.com/kb/170910
4. Optionally, reset the projector as described in
on page 49 to adjust
the frequency and tracking to their original values.
IMPORTANT
This action resets all values to their defaults.
Frozen image
If the 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 the source device, such as the 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 doesn’t fit the interactive whiteboard
If you’re using a SMART U100w 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 M685 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 a 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. Refer to
your computer’s manual for details on reactivating the computer's display screen.
