Appendices, Troubleshooting, Problems and solution – Acer K330 User Manual
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Appendices
Troubleshooting
If you experience a problem with your Acer projector, refer to the following 
troubleshooting guide. If the problem persists, please contact your local reseller 
or service center.
Problems and Solution
#
Problem
Solution
1
The projector stops 
responding to all 
controls
If possible, turn off the projector, then unplug 
the power cord and wait at least 30 seconds 
before reconnecting power.
2
Image or projector 
problems
Please refer to projector CD manual’s 
troubleshooting.
3
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.
4
USB drive fail
USB does not support USB hub function and 
which power consumption is over 500mA.
5
Media file not 
found or can’t be 
opened in file list
The files by un-supported codec won’t be shown 
on file list. Please check the media support table 
again in this manual.