BenQ DC GH600 - Flash and Other Defects

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C. Flash abnormal
1. Can’t charged
01. Check the soldering between ST/B and M/B.
02. Check the soldering of U1, T1 and peripheral components.
2. Cannot stop charge
01. Check the function and soldering of U1.
02. Check the soldering between ST/B and M/B
3. Can’t Flash
01. Check the soldering between ST/B and M/B.
02. Check the function and soldering of U1, TR1, IC1 and flash light.
S1
T1
U1
IC1