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Appendix E: Troubleshooting, continued
Sound (see also Net Command troubleshooting for additional help with A/V receiver concerns)
Symptom
5.
Cannot select an audio-only device; it does
not appear in the Input Selection Menu.
N etCommand IR Control
Symptom
1.
Cannot see the menu from the A/V Receiver.
2.
NetCommand unable to learn specific device
keys.
3.
The A/V receiver is the selected audio source
but there is no sound.
4.
There is no sound from the A/V receiver
for my DVD player or other surround sound
device even though I learned the IR code for
the A/V receiver's DVD input or other input.
(A/V Receiver Set Up for Audio-Only Switch-
ing)
Remarks
Insert a video plug into any composite VIDEO jack for the Auto Input
Sensing screen to appear. See "Audio-Only Device," page 27 .
Remarks
•
A/V Receiver Set Up for Audio-Only Switching
The A/V Receiver is not connected to any video input of
the TV. To check the A/V Receiver menu, temporarily plug
into an unused input of the TV, such as Input 3. Exit the
Auto Input Sensing screen and select Input 3 from the Input
Selection menu. Press MENU.
•
A/V Receiver Set Up for Audio and Video Switching over HDMI
Use the MENU key on the A/V receiver's remote control.
•
A/V Receiver with NetCommand for
Press INPUT to open the Input Selection menu. Highlight
the A/V receiver icon and press MENU.
•
A/V Device does not use IR format for remote control
signal. ITT and RF formats cannot be learned.
•
Room lighting may affect the signal. Have the remotes very
close (6 inches or less) to the TV during Learning.
•
If learning a Mitsubishi remote control, make sure slide
switch is not set to TV position.
•
Some, but not all, device key functions can be learned by
NetCommand. For example, POWER and PLAY may be
learned, but other functions may not.
•
The signal from the remote control may not be strong
enough. Insert fresh batteries and try Learning again.
•
A/V Receiver Set Up for Audio-Only Switching
-
Check to see if the A/V Receiver power is turned on.
-
With A/V receiver power turned on, redisplay the
Input Selection menu and press ENTER to allow
NetCommand to correctly select the A/V Receiver
input.
-
Incorrect setup in the Inputs > AV Receiver menu.
Check the device connection assigned in the AV
Receiver menu.
•
A/V Receiver Set Up for Audio and Video Switching over HDMI
-
Check to see if the A/V Receiver power is turned on.
-
If the device is connected only to the TV (e.g., on ANT1,
ANT 2, or a front panel input), verify that the TV's
AUDIO OUTPUT is connected to the A/V receiver.
-
The A/V receiver is not switching properly because
you have not learned the inputs. See "Setting Up
NetCommand IR Control of an A/V Receiver," page 61 .
NetCommand A/V receiver setup for the DVD player or digital
surround sound device or other device is not switching prop-
erly. See chapter 6, "NetCommand IR Control," and perform
A/V receiver setup for a digital surround sound device as
described under "A/V Receiver Control: Automatic Audio
Switching (non-HDMI A/V receiver)," page 62 .
Appendices
HDMI.
87
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