22
7.2.
Power LED Blinking timing chart
1. Subject
Information of LED Flashing timing chart.
2. Contents
When an abnormality has occurred the unit, the protection circuit operates and reset to the stand by mode. At this time, the
defective block can be identified by the number of blinks of the Power LED on the front panel of the unit.
* Use SC jig to isolate the board.
Blinking Times
Contents
Check point
1
Panel information SOS
PD Start SOS
-
2
P+15V SOS
A-Board
P-Board
3
IROM BOOT PROGRAM SOS
A-Board
P-Board
4
Power SOS
P-Board
6
Driver SOS1
(SC Energy recovery circuit)
(A-SC FPC DET)
SC-Board
A-SC FPC
7
Driver SOS2
(SU/SD Connector DET)
(SU/SD Scan and Logic IC)
SU-Board
SD-Board
*
8
Driver SOS3
(SS FPC DET)
(SS Energy recovery circuit)
SS-Board
SS2-Board
SS FPC
SS2 FPC
9
Discharge Control SOS
A-Board
10
Sub 3.3V SOS
Tuner power SOS
BE SOS
A-Board
SC-Board
SS-Board
P-Board
11
Fan SOS
A-Board
12
Sound SOS
A-Board
Speaker
Woofer
13
Emergency SOS
A-Board
20
2nd BOOT PROGRAM SOS
(Watchdog timer over flow)
A-Board
21
2nd BOOT PROGRAM SOS
(System error)
A-Board
22
2nd BOOT PROGRAM SOS
(Main system bus freeze)
A-Board
23
2nd BOOT PROGRAM SOS
(Accidental interrupt signal)
A-Board
24
2nd BOOT PROGRAM SOS
(NAND Flash memory data transfer error finish)
A-Board
25
2nd BOOT PROGRAM SOS
(Unsupported NAND Flash memory)
A-Board
Summary of Contents for TX-P50VT50J
Page 24: ...24 7 4 No Picture ...
Page 42: ...42 ...
Page 44: ...44 12 3 Wiring 2 12 4 Wiring 3 ...
Page 45: ...Model No TX P50VT50E J T Schematic Diagram Note S 1 ...
Page 46: ...Model No TX P50VT50E J T Replacement Parts List Note S 2 ...
Page 47: ...Model No TX P50VT50E J T A Board 1 14 S 3 ...
Page 48: ...Model No TX P50VT50E J T A Board 2 14 S 4 ...
Page 49: ...Model No TX P50VT50E J T A Board 3 14 S 5 ...
Page 50: ...Model No TX P50VT50E J T A Board 4 14 S 6 ...
Page 51: ...Model No TX P50VT50E J T A Board 5 14 S 7 ...
Page 52: ...Model No TX P50VT50E J T A Board 6 14 S 8 ...
Page 53: ...Model No TX P50VT50E J T A Board 7 14 S 9 ...
Page 54: ...Model No TX P50VT50E J T A Board 8 14 and K Board S 10 ...
Page 55: ...Model No TX P50VT50E J T A Board 9 14 S 11 ...
Page 56: ...Model No TX P50VT50E J T A Board 10 14 S 12 ...
Page 57: ...Model No TX P50VT50E J T A Board 11 14 S 13 ...
Page 58: ...Model No TX P50VT50E J T A Board 12 14 S 14 ...
Page 59: ...Model No TX P50VT50E J T A Board 13 14 S 15 ...
Page 60: ...Model No TX P50VT50E J T A Board 14 14 S 16 ...
Page 61: ...Model No TX P50VT50E J T C1 Board 1 2 S 17 ...
Page 62: ...Model No TX P50VT50E J T C1 Board 2 2 S 18 ...
Page 63: ...Model No TX P50VT50E J T C2 Board S 19 ...
Page 64: ...Model No TX P50VT50E J T C3 Board S 20 ...
Page 65: ...Model No TX P50VT50E J T SC Board 1 3 S 21 ...
Page 66: ...Model No TX P50VT50E J T SC Board 2 3 S 22 ...
Page 67: ...Model No TX P50VT50E J T SC Board 3 3 S 23 ...
Page 68: ...Model No TX P50VT50E J T SS Board 1 2 S 24 ...
Page 69: ...Model No TX P50VT50E J T SS Board 2 2 and SS2 Board S 25 ...
Page 70: ...Model No TX P50VT50E J T A Board Foil side S 26 ...
Page 71: ...Model No TX P50VT50E J T A Board Component side S 27 ...
Page 72: ...Model No TX P50VT50E J T K Board S 28 ...
Page 73: ...Model No TX P50VT50E J T C1 Board S 29 ...
Page 74: ...Model No TX P50VT50E J T C2 Board S 30 ...
Page 75: ...Model No TX P50VT50E J T C3 Board S 31 ...
Page 76: ...Model No TX P50VT50E J T SC Board Foil side S 32 ...
Page 77: ...Model No TX P50VT50E J T SC Board Component side S 33 ...
Page 78: ...Model No TX P50VT50E J T SS Board Foil side S 34 ...
Page 79: ...Model No TX P50VT50E J T SS Board Component side S 35 ...
Page 80: ...Model No TX P50VT50E J T SS2 Board S 36 ...
Page 111: ...Model No TX P50VT50E J T Exploded View 1 S 67 ...
Page 112: ...Model No TX P50VT50E J T Exploded View 2 S 68 ...
Page 113: ...Model No TX P50VT50E J T Packing 1 S 69 ...
Page 114: ...Model No TX P50VT50E J T Packing 2 S 70 ...