Projector Problems; Multi-Media Problems - ViewSonic PLED-W500 User Manual

Projector Problems

The projector stops responding to all controls
If possible, turn off the projector, then unplug the power cord and wait at
least 20 seconds before reconnecting power.

Multi-media Problems

USB/SD read fail
Please make sure the USB device or SD card is good and well inserted.
Remove to try for several times if necessary.
USB drive fail
USB does not support USB hub function and which power consumption is
over 500mA.
the media support table again in this manual.
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