Software Upgrade; Troubleshooting & Tips - Hitachi 55HZT66U Instruction Manual

Software Upgrade

Your TV is capable of finding and updating automatically
via the Aerial/Cable signal or over the Internet.
Software upgrade search via user interface
Simply navigate on your main menu. Choose Settings
and select Other Settings menu. In Other Settings
menu navigate on to the Software for Upgrade item and
press OK button to check for a new software upgrade.
Note : Internet connection is needed. If an internet
connection is not available, try to upgrade via
broadcast. If a new upgrade is found, it starts to
download the upgrade. Press OK to continue with
the reboot operation.
3 AM search and upgrade mode
While the TV is connected to an aerial signal. If
Automatic scanning in the Upgrade Options menu
is enabled, the TV wakes up at 03:00 and searches
broadcast channels for new software upgrades. If
new software is found and downloaded successfully,
the next time the TV powers up , it will have the new
software version.
Note: If the TV fails to come on after the upgrade unplug the
TV for 2 minutes and plug in again.
For any help concerning set up and use of your TV please call the Customer Helpline:
Troubleshooting & Tips
Tv will not turn on
Make sure the power cord is plugged in securely to
wall outlet. The batteries in the remote control may be
exhausted. Press the Power button on the TV.
Poor picture
• Have you selected the correct TV system?
• Low signal level can cause picture distortion.Please
check antenna access.
• Check if you have entered the correct channel
frequency if you have done manual tuning.
• The picture quality may degrade when two devices
are connected to the TV at the same time. In such
a case, disconnect one of the devices.
No picture
• No Picture means that your TV is not receiving a
transmission. Have you selected the correct button on
the remote control? Try once more. Also make sure
the correct input source has been selected.
• Is the antenna connected properly?
• Is the antenna cable damaged?
• Are suitable plugs used to connect the antenna?
• If you are in doubt, consult your dealer.
No sound
• Has the TV been set to mute? To cancel mute, press the
" " button, or increase the volume level.
• Are Headphones plugged into the TV.
• Sound is coming from only one speaker. Is the balance
set to one extreme? See Sound Menu section.
Remote control does not operate
• The batteries may be exhausted. Replace the
batteries with fresh ones.
Input sources can not be selected
• If you cannot select an input source, it is possible that
input has been disabled. Select Settings, Sources to
enable source which may have been disabled.
Recording unavailable
To record a programme, you should first connect a
USB disk to your TV while the TV is switched off.
You should then switch on the TV to enable recording
feature. If you cannot record, try switching off the TV
and then re-inserting the USB device.
USB is too slow
If a "USB is too slow" message is displayed on the
screen while starting a recording, try restarting the
recording. If you still get the same error, it is possible
that your USB disk does not meet the speed
requirements. Try connecting another USB disk.
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