Troubleshooting - Sony HT-ST9 Manuel D'instructions

Troubleshooting

If you experience any of the following difficulties while using the system, use
this troubleshooting guide to help remedy the problem before requesting
repairs. Should any problem persist, consult your nearest Sony dealer.
Be sure to bring both your Bar Speaker and subwoofer, even if it
seems as though only one has a problem, when you request to repair.
Power
The system does not power up.
 Check that the AC power cord (mains lead) is connected securely.
 Disconnect the AC power cord (mains lead) from the wall outlet
(mains), and then reconnect after several minutes.
Picture
There is no picture or the picture is not output correctly.
 Select the appropriate input (page 7).
 While pressing and holding INPUT, press VOLUME +, VOLUME –,
VOLUME + on the Bar Speaker to set the video output resolution
setting to the lowest level.
There is no picture when you make an HDMI cable connection.
 If you connect a device supporting HDCP 2.2 be sure to connect
the device to the HDMI IN 1 jack and the TV to the HDMI OUT (ARC)
jack of the system.
 The system is connected to an input device that is not HDCP (High-
bandwidth Digital Content Protection) compliant. In this case,
check the specifications of the connected device.
 Disconnect the HDMI cable, then connect it again. Make sure that
the cable is firmly inserted.
3D content from the HDMI IN 1/2/3 jack do not appear on the TV
screen.
 Depending on the TV or video device, 3D content may not appear.
Check the supported HDMI video format (page 54).
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4K content from the HDMI IN 1/2/3 jack do not appear on the TV
screen.
 Depending on the TV or the video device, 4K content may not
appear. Check the video capability and settings of your TV and
video device.
 Use an HDMI cable (High Speed HDMI Cable with Ethernet).
No image is output from the TV when the system is in standby
mode.
 When the system enters standby mode, the image from the last
selected HDMI device before you turned off the system 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 on the system to select the HDMI device from
which you want to enjoy content.
 Set [Standby Through] to [On] in [HDMI Settings] (page 25).
An image is not displayed on the entire TV screen.
 Check the setting of [TV Type] in [Screen Settings] (page 23).
 The aspect ratio on the media is fixed.
Color irregularity occurs on the TV screen.
 If the color irregularity persists, turn off the TV set, and then turn it
on again after 15 to 30 minutes.
 Make sure that no magnetic object (magnetic latch on a TV stand,
health care device, toy, etc.) is placed near the system.
Images from the HDMI jack is distorted.
 Video from the device connected to the HDMI jack may be
distorted. If this happens, set [Video Direct] to [On] (page 23).
Sound
No TV sound is output from the system.
 Select [TV] on the home menu (page 7).
 Depending on the order of turning on the TV and the system, the
system may enter muting mode and "Muting" may appear in the
front panel display. In this case, turn on the TV first, then the
system.
 Set the speakers setting of the TV (BRAVIA) to Audio System. Refer
to the operating instructions of the TV for the TV setting.