You Cannot Hear Sound - Canon REALiS WUX4000 User Manual

Troubleshooting
Cause
No input signal type has been
selected.
The image signal type is incor-
rect.
The BLANK function has been
selected.
No image is projected due to a
problem with the computer.
The external monitor output is not
set on the notebook computer
correctly.
The displayed image is not the
same as that displayed on the
computer.

■You Cannot Hear Sound

Cause
The audio cable is not connected
correctly.
The MUTE function is enabled.
The volume level is adjusted to
the minimum.
An audio cable with a built-in
resistor is used.
Countermeasure
Press the INPUT button to select the input signal to project.
(P49)
Check whether the selected signal type is correct. (P78,
P175)
Press the BLANK button on the remote control. (P68)
Turn first the projector and then the computer off and then
back on again.
Turn on the external monitor output on the notebook com-
puter. To turn on the external monitor output, press the
[LCD] or [VGA] function key or a key with an icon for the
external monitor, while holding down the [Fn] key on the
keyboard of the notebook computer. With Windows 7, you
can turn on image output by holding down the Windows
logo key and pressing the [P] key. (P47)
The combination of keys used to perform this operation var-
ies depending on the model of notebook computer. For
more detailed information, refer to the manual that came
with your computer.
Check whether the dual screen (multi-display) mode is
selected on the computer. If the dual screen mode has
been selected, change it to the simultaneous display mode
on the computer.
The output setting method varies among computer manu-
facturers. For more detailed information, refer to the manual
that came with your computer.
Countermeasure
Check the audio cable connection. (P39)
Press the MUTE button on the remote control. (P69)
Press the VOL button on the remote control or the VOL+
button on the side control to adjust the volume level. (P69)
Use an audio cable without a built-in resistor.
170