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DV-SP405
TROUBLE SHOOTING-2
DOES NOT LIGHT ON DISPLAY
Yes
Is the voltage at
pin 13 and pin 43 of IC651
about 3V ?
Check AT+3.3V line of
POWER BLOCK.
No
Replace V651 or IC651.
NO PLAYBACK PICTURE OF AV
JACK
Is there
video signal at pin 33
of IC7301 ?
Change IC7301.
No
Yes
No
Yes
Check J7302 and peripheral
circuit.
Is there
a signal at pin 187 of
IC4002 ?
Check IC4002 and
peripheral circuit.
Summary of Contents for DV DV-SP405
Page 71: ...DV SP405 IC BLOCK DIAGRAM TERMINAL DESCRIPTIONS 3 Pin Function...
Page 72: ...DV SP405 IC BLOCK DIAGRAM TERMINAL DESCRIPTIONS 4...
Page 73: ...DV SP405 IC BLOCK DIAGRAM TERMINAL DESCRIPTIONS 5...
Page 74: ...DV SP405 IC BLOCK DIAGRAM TERMINAL DESCRIPTIONS 6...
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