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Troubleshooting
The following table contains the common problems and the solutions to these problems. Please check this list before you contact
the technicians.
Trouble Solutions
No power Check if you pressed POWER on the remote control unit.
Is the AC cord disconnected?
Has the power been turned on?
Unit cannot be operated External inuences such as lightning, static electricity, may cause improper operation. In this case, operate the unit after rst turning o
the power of the TV or unplugging the AC cord and plugging it in after 1 or 2 minutes.
Remote control unit does not operate Is the equipment to be operated by the remote control unit set correctly? Press TV to set the remote control unit to the setting for
operating the TV.
Are batteries inserted with polarity (+, -) aligned?
Are batteries worn out? (Replace with new batteries.)
Are you using it under strong or uorescent lighting?
Is a uorescent light illuminated near the remote control sensor?
Picture is cut o/with sidebar screen. Are screen mode adjustments such as picture size made correctly? Pages 26 to 29
Strange color, light color, or color misalignment Adjust the picture tone. Page 40
Is the room too bright? The picture may look dark in a room that is too bright.
Power is suddenly turned o. Is the sleep timer set? Page 25
Check the power control settings. Page 41
The unit’s internal temperature has increased. Remove any objects blocking vent or clean.
No picture Is connection to other components correct?
Is the correct input selected? Pages 18
Is “On” selected in “Audio Only”? Page 39
If the PC image is not displayed, check the following:
- When connecting a laptop PC to the TV, check that display output mode of the PC is set to external monitor.
Picture quality of HD programs is poor. To enjoy HD images from external equipment, you are required to set up HDMI connection or component connection.
If the program content is not of HD quality, HD images cannot be displayed. Check that the program you are viewing provides HD images.
The HD cable/satellite set-top box may need to be congured to output HD images via cable/satellite.
The cable/satellite broadcast may not support a signal resolution of 1080p.
The TV sometimes makes a cracking sound This is not a malfunction. This happens when the cabinet slightly expands and contracts according to change in temperature. This does
not aect the TV’s performance
No sound Is connection to other components correct?
Is the volume too low? Page 22
Is “Variable” selected in “Output Select”? Page 38
Have you pressed MUTE on the remote control unit? Page 23
Check the audio output of the connected external equipment. Is the volume too low or muted?
When external equipment is connected via an HDMI cable, you may need to congure the audio to be output through the HDMI cable.
When audio is not output from external equipment connected to the HDMI 2 terminal, check the “Audio Select” setting. Page 38
Even when external equipment is connected using an HDMI-certied cable, an audio cable connection may be required depending on
the type of equipment and the media being played back. In this case, in addition to connecting an HDMI-certied cable to the HDMI 2
terminal, connect an RCA audio to Ø 3.5 mm stereo minijack cable to the AUDIO IN terminal and set “Audio Select” to “HDMI+Analog”.
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When connecting a PC via an HDMI-certied cable, check the following:
- Is the audio output of the PC congured correctly? Check the audio output settings and output audio format in Sound Properties on the
PC.
The audio formats compatible with this TV are PCM and Dolby Digital. With other formats, audio cannot be output.
- Depending on the board, only video signals may be output. In this case, in addition to connecting an HDMI-certied cable to the HDMI
2 terminal, connect an RCA audio to Ø 3.5 mm stereo minijack cable to the AUDIO IN terminal and set “Audio Select” to “HDMI+Analog”.
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