Sony BRAVIA XR-55X90CJ Guía De Referencia página 10

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 for about
five seconds. The TV will restart. If the TV
does not recover, try unplugging the AC
power cord then press the power button
on the TV and release it. Wait for two
minutes, and plug in the AC power cord.
Or, press the power button on the TV for
about 40 seconds until the TV turns off.
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 at the end of this manual).
5
Perform the factory data reset.
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.
How to reset the TV to factory settings
WARNING: The reset will clear all of your
customized settings including the parental
lock setting.
• You can reset the TV to factory settings by
selecting [Factory data reset]. How to
select [Factory data reset], refer to the
online Help Guide.
• To force factory data reset, unplug the AC
power cord. Press and hold  button on
the TV, then plug in the AC power cord.
• For security purposes, be sure to remove
all personal and account information
before discarding, selling or passing your
TV to someone else by: unlinking/
unregistering, signing out of and
deactivating all network services as well
as factory reset the TV.
10
US
The remote control does not function.
• Replace the batteries.
The parental lock password has been
forgotten.
• Enter 4357 for the PIN and enter the new
PIN.
The restricted profile password has been
forgotten.
• Perform the force factory data reset.
For more information on
troubleshooting, refer to
the Help Guide.
Specifications
System
TV system: Depend on your country/area
selection/TV model
NTSC: American TV Standard
ATSC (8VSB Terrestrial): ATSC compliant
8VSB
NEXTGEN TV: ATSC 3.0 compliant (Single
tuner)
QAM on cable: ANSI/SCTE 07 2000 (Does
not include CableCARD functionality)
Channel coverage: Depend on your
country/area selection/TV model
Analog terrestrial: 2 – 69 / Digital
terrestrial: 2 – 69*
Analog Cable: 1 – 135 / Digital Cable:
1 – 135
Panel system: LCD (Liquid Crystal Display)
Panel, LED Backlight
Speaker output: 10 W + 10 W
Wireless technology
Protocol IEEE 802.11a/b/g/n/ac
Bluetooth® Version 4.2
Input/Output jacks
CABLE/ANTENNA
75 ohm external terminal for RF inputs
/ VIDEO IN
Video/Audio input (mini jack)
1