Revised#1 Analysis
8. Tested to alternate the doubtful IC3600 into the good known circuit S and found back camera could operate normally.
"9. Tested to alternate IC3600 the good known into the defective circuit S and found back camera operate abnormal.
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◊ From above test, we found IC3600 was normal.
10. Checked signal of IC14,IC3600 and R3680 on doubtful circuit S by oscilloscope as the below pictures.