Magnavox 19MF301B Service Manual download pdf (Page 47)

8-16 FL11.0CTR

AMP+11V is not output.

FLOW CHART NO.6

Is approximately

+12V voltage supplied to the

cathode of D629?

Check C623, D629, D630, D661 and their periphery

circuit, and service it if defective.

Ye s

Check if there is

any leak or short-circuit on

the loaded circuit, and ser

vice it if defective.

P-ON+21V is not output.

FLOW CHART NO.5

Is approximately +21V voltage supplied to the

cathode of D619?

Check C616, C632, C633, D619, D620 and their

periphery circuit, and service it if defective.

Ye s

Check if there is any leak or short-circuit on

the loaded circuit, and service it if de

fective.

Check if there is any leak or short-circuit on

the loaded circuit, and service it if defective.

AL+5V is not output.

FLOW CHART NO.7

Is approximately +

6V voltage supplied to the

cathode of D627?

Ye s

Check C622, D62

7, D635, D636, D637, D640, D641, Q611

and their periphery circuit, and service it if defective

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Magnavox 19MF301B Service Manual Page 47