18
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.
7.3.
No Power
First check point
There are following 3 states of No Power indication by power LED.
1. No lit.
2. Green is lit then turns red blinking a few seconds later. (See 7.2.)
3. Only red is lit.
Blinking Times
Contents
Check point
1
Panel information SOS
PD5 Start SOS
-
3
P+ 3.3V SOS
A-Board
4
Power SOS
P-Board
5
P+ 5V SOS
A-Board
6
Driver SOS1
(SN Energy recovery circuit)
(A-SN FPC DET)
SN-Board
A-SN FPC
7
Driver SOS2
(SN Connector DET)
(SN Scan and Logic IC)
SN-Board
8
Driver SOS3
(SS FPC DET)
(SS Energy recovery circuit)
SS-Board
SS FPC
9
Discharge Control SOS
A-Board
10
Sub 5V SOS
Sub 3.3V SOS
Tuner power SOS
A-Board
SN-Board
SS-Board
P-Board
12
Sound SOS
A-Board
Speaker
13
Emergency SOS
A-Board
14
IROM SOS (ROM in Peaks IC)
A-Board
P-Board
Summary of Contents for TX-PR42UT30
Page 19: ...19 7 4 No Picture ...
Page 31: ...31 ...
Page 32: ...32 ...
Page 38: ...38 ...
Page 40: ...40 11 3 Wiring 2 11 4 Wiring 3 ...
Page 41: ...41 11 5 Wiring 4 11 6 Wiring 5 ...
Page 42: ...Model No TX PR42UT30 Schematic Diagram Note S 1 ...
Page 43: ...Model No TX PR42UT30 Replacement Parts List Note S 2 ...
Page 44: ...Model No TX PR42UT30 A Board 1 16 S 3 ...
Page 45: ...Model No TX PR42UT30 A Board 2 16 S 4 ...
Page 46: ...Model No TX PR42UT30 A Board 3 16 S 5 ...
Page 47: ...Model No TX PR42UT30 A Board 4 16 S 6 ...
Page 48: ...Model No TX PR42UT30 A Board 5 16 S 7 ...
Page 49: ...Model No TX PR42UT30 A Board 6 16 S 8 ...
Page 50: ...Model No TX PR42UT30 A Board 7 16 S 9 ...
Page 51: ...Model No TX PR42UT30 A Board 8 16 S 10 ...
Page 52: ...Model No TX PR42UT30 A Board 9 16 S 11 ...
Page 53: ...Model No TX PR42UT30 A Board 10 16 S 12 ...
Page 54: ...Model No TX PR42UT30 A Board 11 16 S 13 ...
Page 55: ...Model No TX PR42UT30 A Board 12 16 K and V Board S 14 ...
Page 56: ...Model No TX PR42UT30 A Board 13 16 S 15 ...
Page 57: ...Model No TX PR42UT30 A Board 14 16 S 16 ...
Page 58: ...Model No TX PR42UT30 A Board 15 16 S 17 ...
Page 59: ...Model No TX PR42UT30 A Board 16 16 S 18 ...
Page 60: ...Model No TX PR42UT30 C1 Board 1 2 S 19 ...
Page 61: ...Model No TX PR42UT30 C1 Board 2 2 S 20 ...
Page 62: ...Model No TX PR42UT30 C2 Board 1 2 S 21 ...
Page 63: ...Model No TX PR42UT30 C2 Board 2 2 S 22 ...
Page 64: ...Model No TX PR42UT30 SN Board 1 6 S 23 ...
Page 65: ...Model No TX PR42UT30 SN Board 2 6 S 24 ...
Page 66: ...Model No TX PR42UT30 SN Board 3 6 S 25 ...
Page 67: ...Model No TX PR42UT30 SN Board 4 6 S 26 ...
Page 68: ...Model No TX PR42UT30 SN Board 5 6 S 27 ...
Page 69: ...Model No TX PR42UT30 SN Board 6 6 S 28 ...
Page 70: ...Model No TX PR42UT30 SS Board 1 2 S 29 ...
Page 71: ...Model No TX PR42UT30 SS Board 2 2 S 30 ...
Page 72: ...Model No TX PR42UT30 A Board Foil side S 31 ...
Page 73: ...Model No TX PR42UT30 A Board Component side S 32 ...
Page 74: ...Model No TX PR42UT30 K and V Board S 33 ...
Page 75: ...Model No TX PR42UT30 C1 Board S 34 ...
Page 76: ...Model No TX PR42UT30 C2 Board S 35 ...
Page 77: ...Model No TX PR42UT30 SN Board Foil side S 36 ...
Page 78: ...Model No TX PR42UT30 SN Board Component side S 37 ...
Page 79: ...Model No TX PR42UT30 SS Board S 38 ...
Page 109: ...Model No TX PR42UT30 Exploded View 1 S 68 ...
Page 110: ...Model No TX PR42UT30 Exploded View 2 S 69 ...
Page 111: ...Model No TX PR42UT30 Packing 1 S 70 ...