DAEWOO DVF28M
Instrukcja Serwisowa

A
Are D809, Q801, Q802, R805 and R806 normal? YES NO Change.

Is the secondary voltage EVER 5.8V and -28V normal? NO NO Are R810, D808 and F802 normal? YES NO Change Are R804 and D802 normal? YES NO Change Is IC801 normal? YES

Change

B

Is each voltage of secondary circuit normal? YES Check the trans output of NO output stage.

Check the diode of NO output stage.

Check COIL, C of NO output stage.

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