3-15
FLOW CHART NO.10
Video E-E does not appear.
Is the Video signal inputted to Pins(48,50,52,54) of
IC301?
1) In the external input mode
2) In the U/V tuner mode
Check the line between Pin(20) of JK101 (Scart
jack) and Pin(50) of IC301, and service it if
defective.
Check the line between Pin(20) of JK1402
(Scart jack) and Pin(52) of IC301, and service it
if defective.
Check the line between the video input
terminal (front) and Pin(54) of IC301, and
service it if defective.
Check the line between Pin(24) of the U/V tuner
and Pin(48) of IC301, and service it if defective.
Yes
Yes
Yes
No
Yes
Yes
Yes
No
Yes
No
No
No
No
No
Is the C-SYNC signal outputted to Pin(67) of IC301?
Is the C-SYNC signal inputted to Pin(58) of IC501?
Is the video signal outputted to Pin(4) of IC751?
Is the "L" pulse inputted into Pin(9,10,11) of IC751?
Yes
Replace IC751.
Replace IC501.
Is approximately 5V voltage supplied to Pin(16)
of IC751, or approximately -5V voltage supplied to
Pin(7) of IC751?
No
Check the AL+5V line and the AL-30V line
(R764, R765), and service it if defective.
Check the line between Pin(67)
of IC301 and Pin(58) of IC501,
and service it if defective.
Check the line between Pin(4) of IC751
and Q104, and service it if defective.
Check the line between Pin(61) of IC301 and
Pin(5) of IC751, and service it if defective.
When only Line signal is not outputted...
check the line between the emitter of Q104 and
Pin(19) of JK101 (Scart jack), and service it if
defective.
When only RF signal is not outputted...
check the tuner (TU701), and the line between
the emitter of Q104 and Pin(6) of the tuner,
and service it if defective.
Is the video signal inputted into Pin(5) of IC751?
Is the video signal outputted to the emitter of Q104?
Replace IC301.
Summary of Contents for DV-PF6E
Page 63: ...4 14 44 45 46 L 11 Fig DM16H Slide Plate S 11 47 48 Slide Fig DM17H ...
Page 76: ......
Page 77: ......
Page 78: ...THE UPDATED PARTS LIST FOR THIS MODEL IS AVAILABLE ON ESTA 6 6 ...
Page 93: ...S 5 S 4 Main 1 9 Schematic Diagram ...
Page 95: ...S 7 S 6 Main 3 9 Schematic Diagram ...
Page 96: ...S 8 S 7 Main 4 9 Jack B Schematic Diagram ...
Page 97: ...S 9 S 8 Main 5 9 Schematic Diagram ...
Page 98: ...S 10 S 9 Main 6 9 Schematic Diagram ...
Page 99: ...S 11 S 10 Main 7 9 DVD Open Close Schematic Diagrams ...
Page 100: ...S 12 S 11 Main 8 9 Schematic Diagram ...
Page 101: ...S 13 S 12 Main 9 9 Schematic Diagram ...
Page 103: ...S 15 S 14 Jack A Schematic Diagram ...
Page 104: ...S 16 S 15 AFV Schematic Diagram ...
Page 105: ...S 17 S 16 DVD Main 1 3 Schematic Diagram ...
Page 106: ...S 18 S 17 DVD Main 2 3 Schematic Diagram ...