BenQ GV30 300-Lumen HD DLP LED SmPico Projector - Manual (Page 63)

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The projector cannot play files in storage
devices via the USB-C port.
The storage device is not connected to the
projector properly. Make sure your storage device is fully inserted into the
USB-C port on the projector.
The projector does not support the file
formats.
See Supported file formats on page 71 for more
information about file formats supported by the
projector.
Screen brightness is changed.
The adapter is removed.
The light brightness is decreased in Eco Mode and
Low Power to support longer projection. If a brighter
screen is preferred, connect the power adapter to the
projector or change the
Power Mode to Normal .
The adapter is not removed but the Power
Mode is switched to Eco Mode or Low
Power .
No input source.
The video source is not turned on or
connected correctly. Turn the video source on and check that the signal
cable is connected correctly.
The projector is not correctly connected to
the input source device.
Check the connection.
If input source is the USB-C port, make sure the
source device supports DisplayPort and is connected
to the projector with a USB-C cable.
The video or audio file format is not
supported by the projector.
Make sure the supported file format as described in
Supported file formats on page 71 is being played, or
contact the customer service for assistance.
Image or audio is unstable.
The connection cables are not securely
connected to the projector or the signal
source.
Correctly connect the cables to the appropriate
terminals.
The Internet bandwidth is limited or
over-occupied. Connect to another wireless AP or to an Internet
channel of better speed.
The projector is out of effective range of
Bluetooth connection.
Make sure the projector is within the effective range of
Bluetooth connection.
Make sure there is as less radio frequency interference
as possible when using a 2.4G network.
Problem Cause Remedy