36
USEFUL TIPS
Troubleshooting Guide
If the unit does not perform properly when operated as instructed in this manual, check the following chart and all connections once before calling for service.
| Symptom | Remedy |
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| • Make sure the AC power cord is plugged in. |
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| No power | • Make sure that the AC outlet supplies the proper voltage, plug another electrical appliance into | ||
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| the AC outlet to ensure that AC outlet operates normally. | ||
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| • If a power failure occurs, unplug the AC power cord for 1 minute to allow the unit to reset itself. | ||
| Control button's do not work. | • Press only one button at a time. Do NOT press more than one button at the same time. | ||
| • Ensure that no buttons on the remote are depressed and move freely. | |||
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| • Check whether the connection of the antenna, cable receiver or satellite box is connected | ||
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| correctly. |
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| • Check whether all the cables to the unit are connected to the correct output jack of your device | ||
| Power is ON but no screen image. |
| like BD / DVD recorder. |
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| • Make sure that the selected input mode is connected to the working input jack. | ||
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| • Check if your computer is NOT in sleep mode when the input mode of this unit is in PC mode. | ||
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| Tap any key on the keyboard to wake up your computer. | |
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| • Check if the power is on. |
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| • Check if the correct input mode is selected. |
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| • Check whether all the cables to the unit are connected to the correct output jack of your device | ||
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| like BD / DVD recorder. |
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| • View other TV channels.The problem might be limited to the broadcasting station or weak signal | ||
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| strength. |
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| • Unplug the AC power cord and wait for about 1 minute, then plug the AC power cord and turn | ||
| No picture or sound |
| on the unit again. |
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| • | Check whether the connection of the antenna, cable receiver or satellite box is connected | ||
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| correctly. |
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| • Make sure that the selected input mode is connected to the working input jack. | ||
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| • Check if your computer is NOT in sleep mode when the input mode of this unit is in PC mode. | ||
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| Tap any key on the keyboard to wake up your computer. | |
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| • | Make sure that the sound is not muted. Press | MUTE so that the volume bar and current |
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| volume level will appear on the TV screen. |
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T |
| • | Make sure that the volume is NOT set to [0] or [Mute]. If so, use VOL. ▲/▼ to adjust the desired | |
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| volume. |
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V | No color | • | View other TV channels.The problem might be limited to the broadcasting station. | |
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| • Adjust [Color] in the main menu. |
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| Adjusted [Picture] or [Sound] | • | You must set [Home] in [Location]. ➠ p.24 |
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| settings are not effective every time |
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| the unit is turned on. |
| Otherwise, the settings you adjusted will not be memorized after the unit goes into standby mode. | |
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| • Electrical interference from nearby appliances may affect picture quality. | ||
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| • Adjust [Contrast] and [Brightness] in the main menu. | ||
| Sound okay, picture poor | • View other TV channels.The problem might be limited to the broadcasting station or weak signal | ||
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| strength. |
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| • For the best picture quality, watch "High Definition" wide screen programs. | ||
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| If the HD content is not available, watch "Standard Definition" programs instead. | |
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| • View other TV channels.The problem might be limited to the broadcasting station or weak signal | ||
| Picture okay, sound poor |
| strength. |
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| • Check if the audio cable is connected in correctly. | ||
| You see a distorted picture or hear | • You may be getting interference from electrical appliances, automobiles, motorcycles or fluorescent | ||
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| lights. |
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| an unusual sound. |
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| • Try moving the unit to another location to see if this is the cause of the problem. | |||
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| Ghosts, lines or streaks in picture | • Electrical interference from nearby appliances may affect picture quality. | ||
| • View other TV channels.The problem might be limited to the broadcasting station. | |||
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| You see "noise" or "trash" on the | • | When the capabilities of the unit exceed the capabilities of the digital broadcasting, the signal will | |
| screen. |
| be increased to match the capabilities of the display of the unit.This may cause noise or trash. | |
| Different color marks on the TV | • | View other TV channels.The problem might be limited to the broadcasting station, missing data or | |
| screen |
| pixelation. |
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| You switch to a different input and | • | This unit will memorize the volume level froam the last time you adjusted it. | |
| the volume changes. | • | If the volume of the sound from another device is higher or lower, then the loudness will change. | |
| You switch to a different input and | • This unit will memorize the viewing mode from the last time you used the particular input modes. | ||
| the screen size changes. | |||
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