There is no sound from a specific device, Help guide – Sony STR-DH750 User Manual
Page 179
MULTI CHANNEL AV RECEIVER
STR-DH750/STR-DH550
There is no sound from a specific device.
Check that the device is correctly connected to the corresponding audio input jacks.
Check that the cable(s) used for the connection is (are) fully inserted into the jacks on both the receiver and
the device.
Check the Input Mode setting.
Check that the device is correctly connected to the corresponding HDMI jack.
You cannot listen to the Super Audio CD via an HDMI connection.
The HDMI settings of some playback devices need to be configured. Refer to the operating instructions
supplied with each device.
Be sure to use a High Speed HDMI cable when you view images or listen to sound, especially for 1080p,
Deep Color (Deep Colour), 4K or 3D transmission.
Audio signals (format, sampling frequency, bit length, etc.) transmitted from an HDMI jack may be
suppressed by the connected device. Check the setup of a device connected device connected via an HDMI
cable if the image is poor or the sound does not come out of the device.
When a connected device does not support the copyright protection technology (HDCP), the image and/or
the sound from the HDMI OUT jack may be distorted or may not be output. If this is the case, check the
specifications of the connected device.
Set the image resolution of the playback device to more than 720p/1080i to enjoy High Bitrate Audio (DTS-
HD Master Audio, Dolby TrueHD).
The image resolution of the playback device may need to be configured to certain settings before you can
enjoy Multi Channel Linear PCM. Refer to the operating instructions of the playback device.
Make sure the TV supports the System Audio Control function.
If the TV does not have a System Audio Control function, set [HDMI Audio Out] in the HDMI Settings menu
to:
[TV+AMP] if you want to listen to the sound from the TV speaker and receiver.
[AMP] if you want to listen to the sound from the receiver only.
When you connect the receiver to a video device (projector, etc.), sound may not be output from the receiver.
In this case, set [HDMI Audio Out] to [AMP] in the HDMI Settings menu.
You cannot listen to the sound of a device connected to the receiver while TV input is selected on the
receiver.
Be sure to change the input of the receiver to HDMI if you want to watch a program on a device connected via
HDMI connection to the receiver.
Change the TV channel if you want to watch a TV broadcast.
Be sure to select the correct device or input when watching a program from a device connected to the TV. Refer
to the section on this operation in the operating instructions of the TV.
When [Analog Direct] is being used, sound is not output. Use another sound field.
When using the Control for HDMI function, you cannot control connected devices using the remote control of
the TV.
Some devices and TVs need to be set up. Refer to the operating instructions supplied with each device and TV.
Change the input of the receiver to the HDMI input connected to the device.
172