19
DVU230 17
Fault tracing flow chart
Whether L21, L22 is OK
Whether Q4,Q5,R31,R37 is OK
Whether D2, D30, R26 is OK
Whether lc5888 is OK
Whether U12 is OK
Whether lc5888 “13” “14” is OK
Whether Q1, Q3 is OK
Whether Q2 is OK
Whether lC8202L “97”pon has RF output
Whether lC8202L is OK
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