15.13. A-Board (3 of 5) Block Diagram
A
C
_GOOD
ECO_ON
TV_SUB_ON
AMP_MUTE
STB_RST
A_MON_MUTE
AUDIO_MUTE
SUB5V
SUB_5V
SOS
HDMI_INT2
SQ_R-
SQ_L-
AMP_MUTE
SOUND_SOS
SQ_L+
SQ_R+
TV_SUB_ON
SUB9V
DTV9V
DTV9V
STB5V
Q2057
Q2053
Q2056
SUB9V
SUB9V
Q2060
Q2066
D2066
D2063
Q2059
D2064
D2062
STB5V
D3503
D3502
Q3503
D3505
R3514
R3530
SUB5V
Q3500
MAIN9V
DTV9V
R3528
D3504
R3523
R3525
Q3505
R3521
D3500
D3506
TP3504
TP3505
R3529
D3507
TP3509
TP3506
Q3502
R3518
TP3507
STB5V
TP3508
Q3504
TP3514
R3527
TP3515
D2304
D2301
Q2301
SOUND15V
SOUND12V
MAIN9V
Q2302
SOUND15V
SOUND12V
D2303
SOUND15V
SOUND SOS
:12TIMES
LED BLINKING
+15Vc
7
ECO_ON
6
5
A
C
_GOOD
STB5V
1
TO P7
9
+15Vc
2
A7
SUB+5V
9
1
SUB+9V
SUB+5V/SUB+9V
15
IC3500
13
ERROR DET
3
5
SOS
28
3
6
39
31
+12V
AMP
SOUND 12V
36
4
16
IC2303
A12
17
AMP
5
RESET
18
2
SQ_R+
AUDIO AMP
AVR
7
8
1
1
IC2301
+15V
RESET
SQ_R-
+15V_S
F+15V
+15V_S
8
F+15V
7
+15V_S
1
3
9
TO P6
F+15V
A6
2
SPEAKER_R
SPEAKER_L
SQ_L+
SQ_L-
TUNER
SUB_ON
MICON
SPEAKER OUT,SOUND PROCESSOR
HDMI INTERFACE
AV TERMINAL,AV SWITCH
A
DIGITAL SIGNAL PROCESSOR
DC-DC CONVERTER
13
12
14
11
17
15
16
21
22
23
24
25
26
PEAKS LITE 2
TH-42PX75U
A-Board (3 of 5) Block Diagram
TH-42PX75U
A-Board (3 of 5) Block Diagram
TH-42PX75U
65
Summary of Contents for Viera TH-42PX75U
Page 4: ...1 Applicable signals 4 TH 42PX75U ...
Page 16: ...8 Location of Lead Wiring 8 1 Lead of Wiring 1 16 TH 42PX75U ...
Page 17: ...8 2 Lead of Wiring 2 17 TH 42PX75U ...
Page 18: ...8 3 Lead of Wiring 3 18 TH 42PX75U ...
Page 19: ...8 4 Lead of Wiring 4 19 TH 42PX75U ...
Page 20: ...8 5 Lead of Wiring 5 20 TH 42PX75U ...
Page 24: ...9 4 No Picture 24 TH 42PX75U ...
Page 31: ...11 4 Adjustment Volume Location 11 5 Test Point Location 31 TH 42PX75U ...
Page 33: ...33 TH 42PX75U ...
Page 53: ...15 Schematic and Block Diagram 15 1 Schematic Diagram Note TH 42PX75U 53 ...
Page 102: ...NOTE TH 42PX75U 102 ...
Page 103: ...16 Exploded Views Replacement Parts List 16 1 Exploded Views 103 TH 42PX75U ...
Page 104: ...16 2 Packing Exploded Views Accessories box 104 TH 42PX75U ...
Page 105: ...16 3 Packing Exploded Views Stand 105 TH 42PX75U ...
Page 106: ...16 4 Replacement Parts List Notes 106 TH 42PX75U ...