Hitachi ULTRAVISION C55L7 Mode D'emploi page 26

Troubleshooting
Use the following checklist for troubleshooting if you have problems with your TV. Consult your local dealer or
service outlet if problems persist. Be sure all connections are properly made when using with other units.
SYMPTOMS
• Make sure the power cord is plugged in.
TV does not • Try another AC outlet.
operate. • Power is off, check fuse or circuit breaker.
• Unplug unit for an hour, then plug it back in.
• Station or Cable TV experiencing problems,
tune to another station.
Poor sound
• Check sound adjustments (Volume or Mute).
or no sound.
• Check for sources of possible interference.
• Check for audio language setting.
• Station or Cable TV experiencing problems,
tune to another station.
• Make sure channels are set into memory.
Poor picture
• Check antenna or Cable TV connections,
or no picture.
adjust antenna.
• Check for sources of possible interference.
• Check picture control adjustments.
• Station or Cable TV experiencing problems,
Poor tune to another station.
reception on • Make sure channels are set into memory.
some • Station is weak, adjust antenna to receive
channels. desired station.
• Check for sources of possible interference.
• Station or Cable TV experiencing problems,
tune to another station.
• Make sure channels are set into memory.
Poor color or
• Check picture control adjustments.
no color.
• Check antenna or Cable TV connections,
adjust antenna.
• Check for sources of possible interference.
• Station or Cable TV experiencing problems,
Picture tune to another station.
wobbles or • Make sure channels are set into memory.
drifts. • Cable TV company is scrambling signal.
• Adjust antenna.
If the problem cannot be solved with the suggested procedures, contact
EN 26
POSSIBLE SOLUTIONS
800.HITACHI (800.448.2244).
For your safety, never try to repair the product yourself.
SYMPTOMS POSSIBLE SOLUTIONS
Digital
broadcasting
• Check digital signal strength.
screen
problem.
• Check all Cable TV connections.
No CATV • Set Source menu option to the Cable mode.
reception. • Station or Cable TV system problems, try
another station.
Horizontal
• Check antenna connections, adjust or re-
or diagonal
direct antenna.
bars on
• Check for sources of possible interference.
screen.
• Make sure the appropriate Source (Air or
No reception
Cable) has been selected.
above
• If using antenna, check UHF antenna
channel 13.
connections.
• Batteries are weak, dead or inserted incorrectly.
• Remote is out of range, move closer to TV
(within 15 feet).
No Remote
• Make sure Remote is aimed at sensor.
operation.
• Confirm there are no obstructions between the
Remote and the TV.
• Make sure the power cord is plugged in.
• Sleep Timer is set.
TV shuts off.
• Power interrupted.
• TV station experiencing problems or program
tuned is not closed captioned. Try another
Closed
channel.
Caption is
• Check Cable TV connection or VHF/UHF
not activated.
antenna, reposition or rotate antenna.
• Set Closed Caption Decoder in the menu.
TV is not
shown in
• Select proper language in the menu options.
your
language.