Troubleshooting
NO LOCKING
X1001, DC voltage is | No | ||
H : 17~19V |
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V : 12.5~14V? |
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| Yes |
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T1001 input voltage | No | ||
R2003, L1002 : 5V |
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R2001 : 3.3V |
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| Yes |
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T1001 Data, control | No | ||
oddure at R2002~R2004, |
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R2006~R2013, R1015. |
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| Yes |
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U500(40~50, 53~63) | No | ||
Data control signal |
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is OK? |
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| Yes |
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Check U100. |
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Check U1004.
Check U72, U71.
Check T1001.
Check U500.
Samsung Electronics |
