TROUBLESHOOTING
5Troubleshooting Guide
If the unit does not perform properly when operated as instructed in this owner’s manual, check the following chart once before calling for service.
| Symptom | Remedy |
| No power | • Be sure the power cord is plugged in. |
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| • If a power failure occurs, unplug the power cord for 30 minutes to allow the unit to |
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| reset itself. |
| No picture or sound | • Check if the power is on. |
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| • Check the outlet connection. |
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| • Check the antenna or cable connection to the main unit. |
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| • When the outside antenna is used, check the wire condition and connection. |
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| • View other TV channels. The problem might be limited to the broadcasting station. |
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| • Turn off the power and wait for about 1 minute, then turn it on again. |
| No color | • Check the antenna or cable connection to the main unit. |
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| • When the outside antenna is used, check the wire condition and connection. |
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| • View other TV channels. The problem might be limited to the broadcasting station. |
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| • Adjust the “COLOR” in the main menu. |
| Sound OK, picture poor | • Check the antenna or cable connection to the main unit. |
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| • When the outside antenna is used, check the wire condition and connection. |
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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. |
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| • View other TV channels. The problem might be limited to the broadcasting station. |
| Picture distorted | • When the outside antenna is used, check the wire condition and connection. |
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| • View other TV channels. The problem might be limited to the broadcasting station. |
| Weak picture | • Check the antenna or cable connection to the main unit. |
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| • When the outside antenna is used, check the wire condition and connection. |
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| • Adjust “CONTRAST” and “BRIGHTNESS” in the main menu. |
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| • View other TV channels. The problem might be limited to the broadcasting station. |
| Lines or streaks in picture | • When the outside antenna is used, check the wire condition and connection. |
T |
| • 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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| |
V | Picture blurred | • When the outside antenna is used, check the wire condition and connection. |
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| • View other TV channels. The problem might be limited to the broadcasting station. |
| Ghosts in picture | • Check the antenna or cable connection to the main unit. |
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| • When the outside antenna is used, check the wire condition and connection. |
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| • Electrical interference from nearby appliances may affect picture quality. |
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| • View other TV channels. The problem might be limited to the broadcasting station. |
| Bars on TV screen | • When the outside antenna is used, check the wire condition and connection. |
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| • Electrical interference from nearby appliances may affect picture quality. |
| Picture rolls vertically | • When the outside antenna is used, check the wire condition and connection. |
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| • Electrical interference from nearby appliances may affect picture quality. |
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| • View other TV channels. The problem might be limited to the broadcasting station. |
| Different color marks on TV | • Move the unit away from nearby electric appliances. Turn off the power and wait |
| screen | 30 minutes before turning it back on. |
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| • View other TV channels. The problem might be limited to the broadcasting station. |
| Poor reception on some chan- | • Check the antenna or cable connection to the main unit. |
| nels | • When the outside antenna is used, check the wire condition and connection. |
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| • Electrical interference from nearby appliances may affect picture quality. |
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| • View other TV channels. The problem might be limited to the broadcasting station. |
| Picture OK, sound poor | • View other TV channels. The problem might be limited to the broadcasting station. |
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| No reception of digital signals | • Make sure auto channel scan has been completed. (Refer to “Auto Channel Scan” on |
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| page 13.) |
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| Auto channel scan must be completed when you set up the unit for the first time |
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| or move it to a location where previously unavailable channels are broadcast. |
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| • The selected channel may not be broadcasting. |
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| • When auto channel scan is interrupted and not completed, some channels will not |
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| be received. Make sure to complete. (Refer to “Auto Channel Scan” on page 13.) |
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