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183
Troubleshooting
O
ther Information
T
roub
lesho
o
ting
■
There is no Sound
Images on a USB flash
drive cannot be
projected.
Projection from USB flash drives requires JPEG
images with a resolution not exceeding 10912x8640,
single-byte alphanumeric file names, and a FAT-
formatted drive.
The LAN cable (shielded
twisted pair) is not
connected correctly.
Check whether the LAN cable (shielded twisted pair)
is connected to the projector correctly. (
A network connection
cannot be established.
Network connections are not available until about 40
seconds after startup. (
)
Cause
Countermeasure
The audio cable is not
connected correctly.
Check the audio cable connection. (
The MUTE function is
enabled.
Press the
MUTE
button on the remote control. (
)
The volume level is
adjusted to the
minimum.
Press the
VOL
button on the remote control or the
VOL+
button on the side control to adjust the volume
)
An audio cable with a
built-in resistor is used.
Use an audio cable without a built-in resistor.
Audio in terminal select
is [Off].
Change the Audio In terminal to the appropriate
setting. (
)
Cause
Countermeasure
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