24
4-3. LOGIC CIRCUIT
Digitron does
not operate.
Is +5V supplied to
pin of IC701?
8
Is -24V supplied to
pin of IC701?
11
Are -20 and -16.5V
supplied to pin and
of G701?
1
35
Are CLK signals
supplied to pin
)
,
I
and
i
of IC701?
Is 5V at pin of
IC701?
7
Check X701
Check IC701
and change.
Check power circuit
Is +5.8V supplied
from D713 cathod
Is -24V at D607
anode?
Check D806 and
primary power circuit.
Check the connector
and pattern.
Check the power
module
Check IC601
Change
Change
YES
YES
YES
YES
YES
YES
NO
NO
NO
NO
NO
NO
NO
NO
YES
A.
Summary of Contents for DV-K882SY-AN
Page 68: ...SECTION 8 CIRCUIT DIAGRAM 8 1 CONNECTION DIAGRAM 66 ...
Page 69: ...8 2 POWER CIRCUIT 67 ...
Page 70: ...8 3 LOGIC CIRCUIT 68 ...
Page 71: ...8 4 MAIN CIRCUIT 69 ...
Page 72: ...8 5 VIDEO CIRCUIT 70 ...
Page 73: ...8 6 HEAD AMP CIRCUIT 71 ...
Page 74: ...8 7 SECAM CIRCUIT 72 ...
Page 75: ...8 8 Hi Fi AUDIO CIRCUIT 73 ...
Page 76: ...8 9 PIF CIRCUIT 74 ...
Page 77: ...8 10 IF MODULE CIRCUIT 75 ...
Page 78: ...8 11 A V SCART CIRCUIT 76 ...
Page 79: ...8 12 OSD CIRCUIT PDC CIRCUIT 77 ...
Page 80: ...8 13 REMOCON CIRCUIT 78 ...