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5-1. No Video
Black
Yes
Is OSD normal?
Yes
Is the contrast
at its maximum?
Yes
Is the output of ADC correct?
Yes
Next Page.
Yes
No | 3. No raster |
or Check SDRAM.
No |
| Set the contrast |
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| up to Max. |
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| No | Is the input of | ||||||
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| ADC correct? | Yes | |||
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| Check the video |
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| Replace the main board | ||||
| input signal. |
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Is the output |
| No | Is the input of | |||||
of Scaler correct? |
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| Yes |
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| No |
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Check If |
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the CN5 wafer is |
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well connected at |
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the LCD panel. |
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