Failure analysis
For abnormal condition occurring during operation, please perform inspection according to following condition, and contact
| Check if power supply is connected well | |
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| Check if power switch is turned on | |
No raster |
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Check if the machine is in state of standby | ||
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| Check if signal source output is normal under current playing state | |
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| Turn off main power supply and start up machine two minutes later | |
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| Check if direction, position, and connection of antenna is temperate | |
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| Check if signal is disturbing under current playing state | |
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| Check if disturbance is sent out from electric application around the | |
D i s t u r b a n c e | machine (please adjust position of antenna to decrease disturbance to lower | |
with image and | degree) | |
accompanying | Check if power voltage of the machine and signal source are steady | |
sound |
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Check if grounding of signal line is in good condition | ||
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| Check if there is a certain building that maybe reflect broadcast wave in environment of your family | |
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| (Please adopt | |
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No image and | Check if power line is connected well | |
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Check if switch of main power supply or key of standby is opened | ||
accompanying | ||
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sound | Check if signal source output is normal under current playing state | |
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| Check if setting of brightness of picture, contrast and volume are set correctly | |
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No accompanying | Check if accompanying sound input is normal | |
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sound, but image | Check volume setting | |
is normal |
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Check mute setting | ||
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Remote controller | Che ck contact, polarity of battery deposited in remot e controller or replace batteries | |
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Check if there is a barrier between emitter window of remote control and receiver | ||
failure | window of the machine | |
| Clean emitter window of remote control and receiver window of the machine | |
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No color with image | Check color setting | |
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Check if signal source output is normal under current playing state | ||
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Note: | service department if no effect occur after performed inspection | |
Please contact |
abovementioned. Do not open rear cover of machine without authorization.
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