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12
GB
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 AC power cord
(mains lead). Then press the power button on
the TV and wait for two minutes, and plug in
the AC power cord (mains lead).
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. Sony recommends you to
keep your TV software updated. Software
updates provide new features and
performance improvements.
4 Visit Sony support website (information
provided on the front cover of this manual).
When [A new TV system software update is
available…] message is displayed.
Sony strongly recommends you to update the
T
V software by selecting [Update Now]. These
software updates improve your TV performance
or add new features.
The following screen with [Updating…] will
a
ppear and the illumination LED flashes white
while software is updating.
Do not unplug the AC power cord (mains lead)
duri
ng 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
a
ble 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
ab
out 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
c
ord (mains lead) until the illumination LED
stopped flashing in red, then turn on the TV.
If the problem persists, disconnect the AC power
cor
d (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 and set up the IR Blaster (models with
supplied IR Blaster only) (page 9).
Connect HDMI CEC compatible device (except
models with supplied IR Blaster) 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.
The screen becomes darker while watching
TV.
If the whole image or part of the image remains
still, the screen brightness will be gradually
reduced to prevent image retention. This is not a
malfunction of the TV.
Updating...
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