Appendix
Troubleshooting
Before calling a service technician, please check the following table for a possible cause of the symptom and some solutions.
Symptom | Solution | |
TV will not turn on | • | Make sure the power cord is plugged in, then press POWER. |
| • | The remote control batteries may be dead. Replace the batteries. |
| • | If you have recently replaced the lamp unit, make sure the lamp unit |
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| and lamp unit door are installed properly. |
| • The lamp unit may need to be replaced. (See “LED indications” on | |
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| page 64.) |
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| |
No picture or too dark | • The lamp unit may need to be replaced. | |
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No picture, no sound | • | Check the antenna/cable connections. |
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No sound, picture OK | • The sound may be muted. Press VOLUME. | |
| • | The station may have broadcast difficulties. Try another channel. |
| • Make sure the SPEAKERS function in the AUDIO menu is set | |
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| properly. |
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Poor picture, sound OK | • | Check the antenna connections. |
| • | The station may have broadcast difficulties. Try another channel. |
| • Adjust the PICTURE menu. | |
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Poor reception of broadcast channels | • | The station may have broadcast difficulties. Try another channel. |
| • | Check the antenna connections. |
| • | If you are using a VCR, make sure the TV/VCR button is set |
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| correctly. |
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Cannot receive above channel 13 | • | Make sure the TV/CABLE switch is set to the mode that |
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| corresponds with the signal source type (cable company or outside |
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| antenna). |
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| |
Black box appears on the screen | • The closed caption feature may be set to one of the Text modes (T1, | |
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| T2, T3, or T4). Turn closed captioning OFF. |
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| |
Unable to select a certain channel | • The channel may be locked with the CH LOCK feature, or erased | |
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| with the ADD/ERASE feature. |
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Multiple images | • | The station may have broadcast difficulties. Try another channel. |
| • | Antenna reception may be poor. Use a highly directional outdoor |
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| antenna. |
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Poor color or no color | • | The station may have broadcast difficulties. Try another channel. |
| • Adjust the TINT and/or COLOR in the PICTURE menu. | |
| • The lamp unit may need to be replaced. | |
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No stereo or SAP sound from a | • | Make sure the MTS feature is set properly. |
known MTS broadcast |
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| |
The screen lights dimly and the fan | • The Quick Restart feature may be in ON mode. Set to OFF if you | |
continues to run when the power is OFF. |
| do not prefer this. |
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The remote control does not operate | • | Make sure the appropriate device mode is selected. |
| • | Remove all obstructions between the remote control and the remote |
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| control sensor in the TV. |
| • | The remote control batteries may be dead. Replace the batteries. |
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Cannot access signal input sources | • | Check the VIDEO LOCK feature. (See page 45.) |
(Video1, Video2, Video3, |
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ColorStream HD1/HD2, HDMI1/2) and/or Channels 3 and 4.
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