7-3
A93N2TR
PANEL+13V is not output.
FLOW CHART NO.10
Is approximately 16V voltage supplied to the cathode
of D612?
No
Yes
Yes
Check D612, D620, C613 and their periphery circuit,
and service it if defective.
Check D613, C618 and their periphery circuit, and
service it if defective.
Check D640, R657 and their periphery circuit, and
service it if defective.
No
Yes
Replace Q611.
Replace Q615.
No
LCD-6.8V is not output.
FLOW CHART NO.11
Is approximately -11V voltage supplied to the anode of
D613?
Is approximately -10V voltage supplied to the base of
Q611?
Yes
Is approximately 14V voltage supplied to the base
of Q615?
No
Check D664 and their periphery circuit, and
service it if defective.
PANEL+24V is not output.
FLOW CHART NO.9
Yes
No
Is approximately 33V voltage supplied to the cathode
of D619?
Is approximately 33V voltage outputted to the collector
of Q612?
Yes
Check D617, D636 and their periphery circuit, and
service it if defective.
Check D619, D623, C616 and their periphery circuit,
and service it if defective.
No
Check Q612, Q613, P-ON-H1 line and their periphery
circuit, and service it if defective.
Содержание LH7-M19BB
Страница 13: ...4 2 A93N2DC 2 Rear Cabinet 1 Stand Assembly S 3 S 2 S 2 S 2 S 2 S 2 S 4 S 4 S 1 Fig D1...
Страница 35: ...9 4 A93N2SCM2 Main 2 4 Schematic Diagram...
Страница 36: ...9 5 A93N2SCM3 Main 3 4 Schematic Diagram...
Страница 37: ...9 6 A93N2SCM4 Main 4 4 Schematic Diagram...
Страница 38: ...9 7 A93N2SCF Function Junction Schematic Diagram...
Страница 42: ...9 11 A93N2SCD4 Digital Main 4 7 Schematic Diagram...
Страница 67: ...20090708 14 13 A93N2EL Ref No Description Part No MISCELLANEOUS TU10 TUNER UNIT DT0S40AML201A UTNPSG0SM001...
Страница 68: ...LH7 M19BB A93N2EP 2009 07 23...
