Onkyo TX-NR747 Stereo Receiver User Manual


 
Troubleshooting
En-66
displayed. In this case, the TV does not support the
resolution of the video input from the player. Change the
setting on the player.
Reliable operation with an HDMI-to-DVI adapter is not
guaranteed. In addition, video signals from a PC are not
supported.
Try switching off the DeepColor function. To turn off the
DeepColor function, simultaneously press the STRM
BOX and ON/STANDBY buttons on the main unit.
While holding down STRM BOX, press ON/STANDBY
repeatedly until "Deep Color:Off" appears on the display.
To reactivate the DeepColor function, repeat the above
described step until "Deep Color:On" is appeared on the
display.
¼ There is no picture from a source connected to the
component video input jack
If multiple video inputs are put into one input, the output
will be made in the order of HDMI, COMPONENT
VIDEO/composite video. In this case, to output
composite video, set "HDMI Input" to "-----".
¼ Images flicker
It is possible that the resolution of the player is not
compatible with the TV's resolution. If you have
connected the player to this unit with an HDMI cable, try
changing the output resolution on the player. There also
may be an improvement if you change the screen mode
on the TV.
Linked operation
¼ There is no HDMI linked operation with CEC-
compliant equipment such as a television
Set the HDMI CEC (RIHD) setting of the unit to "On".
Press RECEIVER and then SETUP on the remote
controller, select "Setup" - "6. Hardware" - "HDMI" -
"HDMI CEC (RIHD)" and set to "Yes".
It is also necessary to make the HDMI linked system
settings on the CEC-compliant equipment. Check the
operating instructions.
¼ The RI functions do not work
To use RI, you must make an RI connection and an
analog audio connection (RCA) between the component
and AV receiver.
While Zone 2 is selected, the RI functions do not work.
Tuner
¼ Reception is noisy, FM stereo reception is noisy, or
the "FM STEREO" indicator does not stay lit
Re-check the antenna connection.
Relocate your antenna.
Move the unit away from your TV or PC.
Passing cars and airplanes can cause interference.
Concrete walls weaken radio signals.
Listen to the station in mono.
When listening to an AM station, operating the remote
controller may cause noise.
Bluetooth
Try plugging/unplugging the power of the unit and try
turning on/off the Bluetooth-enabled device. Re-startup
of the Bluetooth-enabled device may be effective.
The Bluetooth-enabled devices must support the A2DP
profile.
Near components such as microwave oven or cordless
phone, which use the radio wave in the 2.4 GHz range,
a radio wave interference may occur, which disables the
use of this unit.
If there is a metallic object near the unit, Bluetooth
connection may not be possible as the metal can effect
on the radio wave.
If the above does not solve the problem, check the
following.
¼ Cannot connect with this unit
The Bluetooth function of the Bluetooth-enabled
device is not enabled. Refer to the user manual of
the Bluetooth-enabled device for how to enable the
Bluetooth function.
When building a Bluetooth connection between this unit
and your Bluetooth-enabled device for the first time, if
the connection fails, select "6.Hardware" - "Bluetooth",
execute "Clear" in "Pairing Information", turn off and
then on again your Bluetooth-enabled device to clear the
device name, and build the Bluetooth connection again.
If the wireless LAN and Bluetooth connections are
used at the same time, try connecting the ETHERNET
port and router with the Ethernet cable after selecting
"6. Hardware" - "Network" and changing "Wi-Fi" to
"Off(Wired)" for a better connection.
¼ Music playback is unavailable on the unit even after
successful Bluetooth connection
When the audio volume of your Bluetooth-enabled
device is set low, the playback of audio may be
unavailable. Increase the volume of the Bluetooth-
enabled device.
Depending on the Bluetooth-enabled device, Send/
Receive selector switch may be provided. Select Send
mode.
Depending on the characteristics or specifications of
your Bluetooth-enabled device, playback on the unit is
not guaranteed.
¼ Sound is interrupted
Problem may be occurring at the Bluetooth-enabled
device. Check the information on a web page.
¼ The audio quality is poor after connection with a
Bluetooth-enabled device
The Bluetooth reception is poor. Move the Bluetooth-
enabled device closer to the unit or remove any obstacle
between the Bluetooth-enabled device and this unit.
¼ "Bluetooth" - "Auto Reconnect" does not work
This may not work with some Bluetooth-enabled
devices.
In that case, pair the unit and the Bluetooth-enabled
device and then play again.
Network function
"Network Setup" becomes selectable after the network
starts up even if it cannot be selected first. It may take
about a minute to start up.
When NET is blinking, the AV receiver is not properly
connected to the home network.
Try unplugging the power supply of this unit and the
router, and then plugging in again. Try rebooting the
router.
If the above does not solve the problem, check the
following.
¼ Cannot access the Internet radio
Certain network service or contents available through
the unit may not be accessible in case the service
provider terminates its service.
Make sure that your modem and router are properly
connected, and make sure they are both turned on.
Make sure that the router LAN side port is properly