Troubleshooting - Sharp Aquas LC-52LE920UN Operation Manual

Appendix
Troubleshooting
Problem
• No power
• Unit cannot be operated.
• Remote control unit does not
operate.
• Picture is cut off/with sidebar
screen.
• Strange color, light color, or color
misalignment
• Power is suddenly turned off.
• No sound
Possible Solution
• Check if you pressed POWER on the remote control unit. .. Page 17
• Is the AC cord disconnected? .. Page 8
• Has the power been turned on? .. Page 17
• External influences such as lightning, static electricity, may cause improper
operation. In this case, operate the unit after first turning off the power of the Tv or
unplugging the AC cord and replugging it in after 1 or 2 minutes.
• Is the equipment to be operated by the remote control unit set correctly? Pres:3 TV
to set the remote control unit to the setting for operating the lV.
• Are batteries inserted with polarity (
+, -)
aligned? .. 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?
• Is "RC Control Lock" selected in "Operation Lock Out"? .. Page 31
• Is the image position correct? .. Pages 30 and 51
• Are screen mode adjustments such as picture size made correctly?
.. Pages 22 and 50
• Adjust the picture tone. .. Pages 25 and 26
• Is the room too bright? The picture may look dark in a room that is too bright.
• Is the sleep timer set? .. Page 19
• Check the power control settings. .. Page 28
• The unit's internal temperature has increased. Remove any objects blocking v(mt or
clean.
• Is connection to other components correct? .. Pages 12 to 16 and 46
• Is the volume too low? .. Page 19
• Is "Variable" selected in "Output Select"? .. Page 30
• Have you pressed MUTE on the remote control unit? .. Page 19
• Check the audio output of the connected external equipment. Is the volume
100
low or muted?
• When external equipment is connected via an HDMI cable, you may need to
configure the audio to be output through the HDMI cable.
• When audio is not output from external equipment connected to the PC IN or HDMI
1
terminal, check the "Audio Select" setting. .. Page 51
• Even when external equipment is connected using an HDMI-certified 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-certified
cable to the HDMI 1 terminal, connect a
0
3.5 mm stereo minijack cable to the
AUDIO IN terminal and set "Audio Select" to "HDMI+Analog" ... Page 51
• When connecting a PC via an HOMI-certified cable, check the following:
- Is the audio output of the PC configured correctly? Check the audio output
settings and output audio format in Sound Properties on the PC.
Only PCM format audio can be output. Compressed audio (with a samplin9 rate
of 32kHz, 44.1 kHz, or 48kHz) and DTS format audio cannot be output.
- Depending on the board, only video signals may be output. In this case, in
addition to connecting an HDMI-certified cable to the HDMI 1 terminal, comect a
o
3.5 mm stereo minijack cable to the AUDIO IN terminal and set "Audio Select"
to "HDMI+Analog" ... Page 51
• If you are using a DVI-HDMI conversion cable to connect external equipment to the
lV, check the following:
- Is an audio cable connected? The DVI-HDMI conversion cable is for video only.
Connect a 0 3.5 mm stereo mini jack cable to listen to the audio.
- Is HDMI 1 being used? When the lV is connected to another HDMI terminal, the
audio and video are not output together even if a 0 3.5 mm stereo minijack cable
is connected to the shared AUDIO IN terminal for PC IN and HDMI 1.
- Check the "Audio Select" setting. Set "Audio Select" to "HDMI+Analog" . .. Page 51
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