Sony BRAVIA 49X9000F Reference Manual - Page 15
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Troubleshooting
General troubleshooting for issues like: black
screen, no sound, frozen picture, TV does not
respond, or network is lost, do the following
steps.
1
Restart your TV by pressing the power button
on the remote control until a message
appears. The TV will restart. If the TV does not
recover, try unplugging the TV from the AC
power cord (mains lead) for two minutes and
then plug it in again.
2
Refer to the Help menu by pressing HELP on
the remote control.
3
Connect your TV to the Internet and perform
a software update.
4
Visit Sony support website (information
provided on the back cover).
When [A new TV system software update is
available...] message is displayed.
Sony strongly recommends you to update the
TV software by selecting [Update Now]. These
software updates improve your TV performance
or add new features.
The following screen with [Updating...] will
appear and the illumination LED flashes white
while software is updating.
Updating...
Do not unplug the AC power cord (mains lead)
during the software update. If you do, the
software update may not finish completely, and
it may cause a software malfunction. Software
updates can take up to 15 minutes.
When you plug in the TV, the TV may not be
able to turn on for a while even if you press
the power button on the remote control or
the TV.
It takes time to initialize the system. Wait for
about one minute, then operate it again.
Troubles and Solutions
When the illumination LED is flashing in red.
• Count how many times it flashes (interval time is
three seconds).
Reboot the TV by disconnecting the AC power
cord (mains lead) for two minutes, then turn on
the TV.
If the problem persists, disconnect the AC power
cord (mains lead), and contact your dealer or Sony
service centre with the number of times the
illumination LED flashes.
There is no picture (screen is dark) and no
sound.
• Check the antenna (aerial)/cable connection.
• Connect the TV to the AC power (mains), and
press the power button on the TV or the remote
control.
Some programmes cannot be tuned.
• Check the antenna (aerial)/cable connection.
The remote control does not function.
• Replace the batteries.
The EXT.BOX MENU button on the remote
control does not work.
• Connect HDMI CEC compatible device and change
to that input.
The parental lock for broadcast password has
been forgotten.
• Enter 9999 for the PIN code and select [Change
PIN Code].
The TV surrounds become warm.
• When the TV is used for an extended period, the
TV surrounds become warm. You may feel hot
when touching there by the hand.
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15
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