Philips DVDR500H, Service Manual, Page: 18 / 31

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7 DV Test Failures:
7.1
To check JP1 (5 pin) connector on Main Board had been assembled /
connected properly.
7.2 To check the place/position of Display Board where the 5 pin connector had
been shorted or not, if the answer is yes, Replace/change another Display
Board.
7.3 Otherwise, Replace/change another new Main Board.
8 Output picture abnormal
8.1 Black screen (LED display CH2)
8.1.1
Make sure that the Tuner Board had been assembled on Main Board at the
right (pin) position and to check if the capacitor on the Tuner Board is open
or shorted.
8.1.2 If yes , replace another new Tuner Board.
8.1.3 Otherwise, Replace/change another new Main Board.
8.2 No picture output ( while Playback )
8.2.1
In case no scart out, please make sure the RCA out is ok or not.
1.If yes and picture abnormal, update firmware to latest and check it again
via scart
2.Otherwise , replace another new Main Board.
8.3 No picture output ( while from AV1 input )
8.3.1
To check the connector between main board and display board had been
assembled / connected properly
8.3.2 source from AV1(front) : exchange new front panel to make sure workable
or not
8.3.3 if still failed, replace another new Main Board
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