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SAMPO CORPORATION
TROUBLE SHOOTING OF CHI-MEI INVERTER ( DIVTL0037-D42- -)
9. TROUBLE SHOOTING
9-1 NO POWER:
. FAIL
PASS FAIL
PASS
FAIL
PASS
CHECK ON FUSE
F1 Vin=12
TO CHANGE
F1= 4.0A/63V
TO CHECK ON Q4&Q6
Vout = 9V
TO CHANGE
L: Q4&Q3&
R: Q5&Q6&
TO CHECK ON L1&L2
INPUT 9V TO L1 OR L2
TO CHANGE
L: Q7&Q8&C12&PT1
R: Q9&Q10&C13&PT2
FUNCTION TEST OK!