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74
LC-42LB150U Sharp 42" LED TV
www.sharpusa.com
My TV’s remote
control does
not control the
device.
• Make sure that there are no
obstructions between the
remote control and the remote
control sensors on your TV and
the device.
• If the device is not a Sharp
device, all the buttons may not
work.
• Make sure that the CEC Control
feature is turned on. See
“Turning CEC Control on or off”
on page 59.
• If you are trying to control the
volume on an HDMI CEC audio
receiver using your TV remote
control, make sure that the
Audio Return Channel option
on the CEC menu is set to On.
See “Turning Audio Return
Channel on or off” on page 61.
• The device may not support this
feature. See the documentation
that came with the device for
more information.
The device does
not show up in
the CEC Device
list.
• Make sure that the device is
turned on.
• Make sure that the HDMI cable
is connected securely to your
TV and the device.
• Make sure that the device is
connected to your TV with an
HDMI cable.
• Make sure that the CEC Control
feature is turned on. See
“Turning CEC Control on or off”
on page 59.
• Make sure that the device is a
CEC-compatible device. See the
documentation that came with
the device.
• If the device is not a Sharp
device, it may not be
compatible with your TV.
My device does
not turn off
when I turn off
my TV.
• Make sure that the CEC Control
feature is turned on. See
“Turning CEC Control on or off”
on page 59.
• Make sure that Device Auto
Power Off is set to On on the
CEC menu. See “Turning Device
Auto Power Off on or off” on
page 60.
• The device may not support this
feature. See the documentation
that came with the device for
more information.
Problem Solution
My TV does not
turn on when I
turn on my
device.
• Make sure that the CEC Control
feature is turned on. See
“Turning CEC Control on or off”
on page 59.
• Make sure that TV Auto Power
On is set to On on the CEC
menu. See “Turning TV Auto
Power On on or off” on page 60.
• The device may not support this
feature. See the documentation
that came with the device for
more information.
The Audio
Return
Channel
setting on the
CEC menu
keeps turning
back on after it
is turned off.
• When Audio Return Channel is
set to Off and CEC Control is
set to On and you adjust the
volume on the audio receiver,
Audio Return Channel is
automatically set to On. To
prevent this from happening,
turn off the CEC Control feature.
See “Turning CEC Control on or
off” on page 59.
I cannot select
the Root Menu
option on the
CEC menu.
OR
The device’s
root menu does
not open when
I select Root
Menu on the
CEC menu.
• The device may not support this
feature. See the documentation
that came with the device for
more information.
Note
If the problem is not solved by using these
troubleshooting instructions, turn off your
TV, then turn it on again.
Problem Solution
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