Sony STR-DH770 Manual page 89

[135] Troubleshooting Image
No image appears on the TV screen.
Select the appropriate input using the input buttons.
Set your TV to the appropriate input mode.
Move your audio device away from the TV.
Make sure that cables are correctly and securely connected to devices.
Press AMP MENU, then set [<HDMI>] - [SIGNAL FMT.] of the selected input to
[STANDARD] on the display panel.
Some playback devices need to be set up. Refer to the operating instructions supplied with
each device.
Be sure to use a High Speed HDMI Cable with Ethernet when you view images or listen to
sound, especially for 1080p, Deep Color (Deep Colour), 4K or 3D transmission. Premium
High Speed HDMI Cable with Ethernet is required for 4K/60p 4:4:4, 4:2:2 and 4K/60p 4:2:0
10 bit etc.
If you want to play HDCP 2.2 content, connect the receiver to an HDMI input jack of a TV
that supports HDCP 2.2.
[136] Troubleshooting Image
No 3D content appears on the TV screen.
Depending on the TV or the video device, 3D content may not be displayed. Check the
HDMI video formats supported by the receiver.
Be sure to use a High Speed HDMI Cable with Ethernet.
[137] Troubleshooting Image
No 4K content appears on the TV screen.
Depending on the TV or the video device, 4K content may not be displayed. Check the
video capability and settings of your TV and video device.
Be sure to use a High Speed HDMI Cable with Ethernet.
When you use high bandwidth video formats such as 4K/60p 4:4:4, 4:2:2 and 4K/60p 4:2:0
10 bit, we recommend you to use a Premium High Speed HDMI Cable with Ethernet.
If your TV has similar menu for high bandwidth video format, check the setting on the TV
menu when you set [SIGNAL FMT.] to [ENHANCED] on this receiver. For details on the
setting of the TV menu, refer to the operating instructions of the TV.
Be sure to connect the receiver to an HDMI input jack of a TV or video device that supports
4K. You have to connect an HDMI cable to an HDMI jack that supports HDCP 2.2 when you
use a playback device for 4K resolution video content, etc.
[138] Troubleshooting Image
No image is output from the TV screen when the
receiver is in standby mode.
When the receiver enters standby mode, the image from the last HDMI device selected
before you turned off the receiver is displayed. If you are enjoying content from another
device, play the content on the device and perform the One-Touch Play operation, or turn