Troubleshooting; Troubleshooting-Digital Broadcasting - Sharp Aquos LC-42D~43U Operation Manual

Appendix
Problem
Possible Solution
• No power
• Check if you pressed TV POWER on the remote control unit. (See page 16.) If the
indicator on the 1V does not light up, press POWER on the 1V.
• Is the AC cord disconnected? (See page 8.)
• Has the power been turned on? (See page 16.)
• Unit cannot be operated. • External influences such as lightning, static electricity, may cause improper operation.
In this case, operate the unit after first turning on the power of the 1V or unplugging
the AC cord and replugging it in after 1 or 2 minutes.
• Remote control unit does not
• Is the FUNCTION set correctly? Set it to the 1V setting position.
operate.
• Are batteries inserted with polarity (+, -) aligned? (See page 9.)
• Are batteries worn out? (Replace with new batteries.)
• Are you using it under strong or fluorescent lighting?
• Is a fluorescent light illuminated near the remote control sensor?
• Picture is cut off/with sidebar • Is the image position correct? (See page 33.)
screen.
• Are screen mode adjustments such as picture size made correctly? (See pages 35
and 36.)
• Strange color, light color, or color • Adjust the picture tone. (See pages 26 to 27.)
misalignment • Is the room too bright? The picture may look dark in a room that is too bright.
• Check the input signal setting. (See page 38.)
• Power is suddenly turned off. • Is the sleep timer set? (See page 34.)
• Check the power control settings. (See page 29.)
• The unit's internal temperature has increased. Remove any objects blocking vent or
clean.
• No picture
• Is connection to other components correct? (See pages 14 and 15.)
• Is correct input signal source selected after connection? (See page 30.)
• Is the correct input selected? (See page 30.)
• Is picture adjustment correct? (See pages 26 to 27.)
• Is "On" selected in "Audio Only"? (See page 37.)
• Is a non-compatible signal being input? (See page 15.)
• No sound
• Is the volume too low? (See page 19.)
• Is "Variable" selected in "Output Select"? (See page 37.)
• Have you pressed MUTE on the remote control unit? (See page 19.)
• The 1V sometimes makes a
• This is not a malfunction. This happens when the cabinet slightly expands and
cracking sound. contracts according to change in temperature. This does not affect the 1V's
performance.
The error message about reception of broadcast
The example of an error message
Error code Possible Solution
displayed on a screen
• Failed to receive broadcast.
E202
• Check the antenna cable. Check that the antenna is correctly
setup.
• No broadcast now.
E203
• Check the broadcast time in the program guide.
Cautions regarding use in high and low temperature environments
• When the unit is used in a low temperature space (e.g. room, office), the picture may leave trails or appear slightly delayed.
This is not a malfunction, and the unit will recover when the temperature returns to normal.
• Do not leave the unit in a hot or cold location. Also, do not leave the unit in a location exposed to direct sunlight or near a
heater, as this may cause the cabinet to deform and the Liquid Crystal panel to malfunction.
Storage temperature: - 4OF to
+
140°F ( - 20°C to
+
60°C)
@-
52
Appendix
Problem
Possible Solution
• No power
• Check if you pressed TV POWER on the remote control unit. (See page 16.) If the
indicator on the 1V does not light up, press POWER on the 1V.
• Is the AC cord disconnected? (See page 8.)
• Has the power been turned on? (See page 16.)
• Unit cannot be operated. • External influences such as lightning, static electricity, may cause improper operation.
In this case, operate the unit after first turning on the power of the 1V or unplugging
the AC cord and replugging it in after 1 or 2 minutes.
• Remote control unit does not
• Is the FUNCTION set correctly? Set it to the 1V setting position.
operate.
• Are batteries inserted with polarity (+, -) aligned? (See page 9.)
• Are batteries worn out? (Replace with new batteries.)
• Are you using it under strong or fluorescent lighting?
• Is a fluorescent light illuminated near the remote control sensor?
• Picture is cut off/with sidebar • Is the image position correct? (See page 33.)
screen.
• Are screen mode adjustments such as picture size made correctly? (See pages 35
and 36.)
• Strange color, light color, or color • Adjust the picture tone. (See pages 26 to 27.)
misalignment • Is the room too bright? The picture may look dark in a room that is too bright.
• Check the input signal setting. (See page 38.)
• Power is suddenly turned off. • Is the sleep timer set? (See page 34.)
• Check the power control settings. (See page 29.)
• The unit's internal temperature has increased. Remove any objects blocking vent or
clean.
• No picture
• Is connection to other components correct? (See pages 14 and 15.)
• Is correct input signal source selected after connection? (See page 30.)
• Is the correct input selected? (See page 30.)
• Is picture adjustment correct? (See pages 26 to 27.)
• Is "On" selected in "Audio Only"? (See page 37.)
• Is a non-compatible signal being input? (See page 15.)
• No sound
• Is the volume too low? (See page 19.)
• Is "Variable" selected in "Output Select"? (See page 37.)
• Have you pressed MUTE on the remote control unit? (See page 19.)
• The 1V sometimes makes a
• This is not a malfunction. This happens when the cabinet slightly expands and
cracking sound. contracts according to change in temperature. This does not affect the 1V's
performance.
The error message about reception of broadcast
The example of an error message
Error code Possible Solution
displayed on a screen
• Failed to receive broadcast.
E202
• Check the antenna cable. Check that the antenna is correctly
setup.
• No broadcast now.
E203
• Check the broadcast time in the program guide.
Cautions regarding use in high and low temperature environments
• When the unit is used in a low temperature space (e.g. room, office), the picture may leave trails or appear slightly delayed.
This is not a malfunction, and the unit will recover when the temperature returns to normal.
• Do not leave the unit in a hot or cold location. Also, do not leave the unit in a location exposed to direct sunlight or near a
heater, as this may cause the cabinet to deform and the Liquid Crystal panel to malfunction.
Storage temperature: - 4OF to
+
140°F ( - 20°C to
+
60°C)
@-
52