20 | Learn more about i3 products at www.i3-learning.com
Trouble-shooting
Q1 Why cannot the PC boot when the USB cable which connects PC and projector is
already plugged in?
A:
1.
Unplug USB cable from PC; or
2.
Go to BIOS setup page of PC and modify the “Boot priority order.” Choose
Hard disk as top priority, save the change and reboot PC.
Q2 What to do when Windows system cannot identify the USB device?
A:
1.
Unplug/re-plug in the USB cable and check again.
2.
Switch to another USB port and check again.
3.
Restart your computer and check again.
4.
Go to Power Options in Control Panel, check USB selective suspend settings
status in USB settings under Advance Settings. Switch to “Disabled”.
5.
Go to official website of the laptop/PC manufacturer, and update USB driver to
latest version.
6.
Use the USB cable included with your projector and check again. If an USB
extension is needed, please contact your distributor.
7.
The USB port of your computer maybe not working. Please contact your IT
staff.
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