9-2
FL9.5TR
Check if there is any leak or short-circuit on the loaded
circuit, and service it if defective.
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.5
Is approxi5V voltage supplied to the
cathode of D1101?
No
Yes
Check C1103, D1101, D1102 and their periphery
circuit, and service it if defective.
Is approxi4V voltage supplied to the base
of Q1101?
AL+3.3V is not output.
FLOW CHART NO.6
Is approxi5V voltage supplied to the collector
of Q1101?
No
Yes
Replace Q1101.
Yes
Check C1103, D1101, D1102 and their periphery
circuit, and service it if defective.
No
Check D1109 and their periphery circuit, and
service it if defective.
P-ON+3.3V is not output.
FLOW CHART NO.9
Is approxi5V voltage supplied to Pin(1) of
IC2401?
No
Yes
Replace IC2401.
Check Q2401, Q2405, DVD-P-ON1 line and their
periphery circuit, and service it if defective.
Is the "H" pulse inputted to the base of Q1905?
+10.5V is not output.
FLOW CHART NO.8
Is approxi12V voltage supplied to the emitter
of Q1904?
No
Yes
Check Q1904, Q1905 and their periphery circuit, and
service it if defective.
Yes
No
Check DVD-P-ON1 line and their periphery circuit,
and service it if defective.
+12V is not output.
FLOW CHART NO.7
Is approxi12V voltage supplied to the cathod
of D1912?
No
Yes
Check C1923, D1912, D1916 and their periphery
circuit, and service it if defective.
Check C1923, D1912, D1916 and their periphery
circuit, and service it if defective.
Содержание LD427SSX
Страница 17: ...5 3 FL9 5 1DC 2 Rear Cabinet S 1 1 Stand Assembly S 3 S 2 S 3 S 3 S 3 S 4 S 5 Fig D1 ...
Страница 62: ...11 4 FL9 5SCJP2 Jack Power 2 3 Schematic Diagram ...
Страница 63: ...11 5 FL9 5SCJP3 Jack Power 3 3 Schematic Diagram ...
Страница 67: ...11 9 BD Power Schematic Diagram FL9 5SCBDP ...
Страница 68: ...11 10 FL9 5SCIR IR Sensor Junction Schematic Diagram ...
Страница 69: ...11 11 FL9 5SCF Function Schematic Diagram ...
Страница 70: ...11 12 SD Schematic Diagram FL9 5SCSD ...
Страница 83: ...11 25 BD Main 8 11 Schematic Diagram FL9 5SCBD8 ...
Страница 85: ...11 27 BD Main 10 11 Schematic Diagram FL9 5SCBD10 ...
Страница 92: ...11 34 BA94H0F01042 A BD Power CBA Top View BD Power CBA Bottom View ...
Страница 93: ...11 35 BA94H0F01042 B SD CBA Top View SD CBA Bottom View ...
