34 - Troubleshooting
Concise User’s Guide
English
Troubleshooting
Problem Possible Cause - Solution
The Wireless LAN/Bluetooth
modules cannot be detected.
The modules are off. Check the appropriate LED indicator to
see if the modules are on or off (see Table 4 on page 10). If the
LED indicator is not illuminated, then press the appropriate
function key combination in order to enable the modules (see
Table 3 on page 9).
The Bluetooth module is off
after resuming from Sleep.
The Bluetooth module’s default state will be off after resuming
from the Sleep power-saving state. Use the key combination
(Fn + F12) to power on the Bluetooth module after the computer
resumes from Sleep.
The captured video files from
the PC Camera are taking up
too much disk space.
Note that capturing high resolution video files requires a
substantial amount of disk space for each file. See Reducing
Video File Size on page 26.
No sound can be heard
through an HDMI connected
display device.
You have not configured the HDMI audio output. See HDMI
Audio Configuration on page 18.
The computer is off (or in Sleep
Mode) but powered by the AC/
DC adapter plugged in to a
working outlet. I have plugged
a device into the powered
USB port in order to charge it,
but the device is not charging.
The port is not powered on. Toggle power to the port using the
Fn + power button combination.
This function may not work with certain external USB compliant
devices (check your device’s documentation). If this is the case,
power the computer on and connect the external USB
device in order to charge it.
Wireless Device
Operation Aboard
Aircraft
The use of any portable
electronic transmission
devices (e.g. WLAN or
Bluetooth) aboard air-
craft is usually prohibit-
ed. Make sure any
wireless modules are
OFF if you are using the
computer aboard air-
craft.
Use the appropriate
function key combina-
tion/touch sensor instant
key to toggle power to
any wireless modules,
and check the indicators
to see if any modules
are powered on or not
(see Table 3 on page 9
and Table 4 on
page 10).
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