15.12. PA-Board Block Diagram
TH-50PV30E
PA-Board Block Diagram
TH-50PV30E
PA-Board Block Diagram
+
+
+
+
+
+
SP_R+
SP_R-
SP_L+
SP_L-
SP_R-
SP_R+
SCL1
SDA1
SDA1
SCL1
SP_L-
SP_L+
R7545
D7549
Q7542
L7511
R7525
C7541
Q7509
R7552
L7552
R7516
R7546
D7539
D7542
R7506
R7549
R7548
D7546
C7522
R7538
L7508
R7539
D7537
R7586
R7582
L7502
Q7544
R7514
R7540
R7543
D7545
D7540
Q7582
R7547
Q7501
R7544
D7547
L7514
R7551
Q7543
R7560
R7541
Q7581
D7538
C7512
R7537
L7582
C7506
D7582
Q7553
R7526
Q7502
D7544
R7527
D7543
Q7506
R7519
D7541
C7502
Q7541
C7552
C7582
C7583
R7505
Q7510
Q7504
L7505
C7517
Q7507
C7543
Q7552
Q7503
Q7505
Q7561
Q7562
Q7563
D7548
AGC
TONE
IRQ
SOUND CONTROL
IC2401
RXD
2
WOOFER AMP(L)
SCL1
8
11
9
14
PA6
1
L_IN
PA4
IIC_BUS
(FOR FACTORY)
4
IIC_BUS
PA12
S_CLOCK3
R_IN
4
S_CLOCK2
16
IC2301
5
20
1
S_DATA1
3
WOOFER AMP(R)
AMP
8
3
19
16
TXD
4
S_CLOCK1
2
Q2309,Q2311
17
6
ADJ
1
24
13
PA22
25
MUTE
SPEAKER
2
SDA2
TO D12
9
10
TO D4
SCL2
5
11
11
4
FLITER
4
PA3
17
7
3
IRQ
4
IC2302
AMP
SQUAWKER(R)
16
1
2
2
PA25
SQUAWKER(L)
2
WOOFER(R)
3
WOOFER(L)
PA17
3
SBO
BAO
IIC_BUS CONNECTION(FOR FACTORY USED)
SCL3
EQUALIZER
IC2305
2
SURROUND
IC2306
16
R AMP
400Hz
IIC_CONT
11
1
SQUAWKER AMP(R)
10
400Hz
RESET
16
5
17
IC2402
AMP
TO DG6
IC2403
4
7
SDA1
ACTIVE
4
SDA3
AMP
3
6
30
17
11
S_CLOCK1
31
1
BASS
SPEAKER_MUTE
RIN
PA1
L AMP
PA21
LIN
POWER_OFF_DEFEAT
11
R OUT
S_DATA2
S_DATA1
S_DATA3
L OUT
Q2303,Q2304,Q2308
TREBLE
IIC_CONT
RESET
MAIN_DEFEAT
TV_ON/OFF
UNR_14V
1
SOS BLINKING TIMES
LED 12 TIMES
2
SW REG
SW REG
AVR
PA DC/DC
Audio
+9V(M)
9V
SW REG
+2.5V(M)
IC7501
9V
+3.3V(M)
+9V1(S)
2
AVR
4
VOLTAGE DOWN DET
CONTROL
32
UNR21V,UNR14V
TV POWER
2
+9V1(S),+9V2(S)
PA10
PA2
5
STB5V
3
7
COMPARATOR
VOLTAGE DOWN DET
IC7581
OVER VOLTAGE DET
8
5
VREF
3
2
OSC
2
2.5V
1
2
1
2
9V
TV_ON
AVR
+2.5V(M),+9V(M) LINE
1
3
IC2304
TO P5
AUDIO+9V
7
AUDIO+14V
PROTECT
4
CONTROL
PWM
8
4
+9V2(S)
PA5
DET
UNR_21V
1
5
UNR_21V
ERROR
5
+3.3V(M),+2.5V(M) LINE
5
OUT
4.2V
7
START
+5V(S) LINE
1
1
+3.3V(M)
CONTROL
AUDIO+14V
+2.5V(M)
SUB_9V2
+9V(M)
SUB_9V2
+9V(M)
STB_5V
+9V2(S)
IC7503
+5V(S)
+4.2V(M)
AC_ON/OFF
NR_14V
SOS
+2.5V(M)
NR_21V
IC7504
SUB_5V
IC7505
MAIN_2.5V
+5V(S)
MAIN_2.5V
2
AVR
1
IC7502
2
1
PA7
TO P7
SUB_5V
BT_30V
SUB_5V
25
UNR_14V
MAIM_12V
11
MAIN_4.2V
27
MAIN_4.2V
23
17
MAIN_9V
15
AVR
33
34
9
21
5V
36
CONTROL
1
7
AVR
AUDIO_12V
IC7551
BT+30V
19
AVR
STB_5V
5
2
13
SW REG
MAIN 12V
SUB_5V
BT+30V CONTROL
SW REG
SW REG
BT+30V OUT
AC_ON/OFF
12V
1
TUNER POWER SOS DET
+9V1(S)
TO DG2
1
1
SUB_5V
1
1
STB_5V
STB_5V
TO PF10
5
7
7
5
STB_5V
Vpp12V
1
6
S_SCL0
5
2
12
4
9
7
11
14
10
18
TO
DG8
19
6
S_SDA3
15
SUB_3.3V
IIC_CONT
S_SDA3(PANEL)
S_SCL3(PANEL)
SRQ
S_SDA0
S_SCL3
PA23
PA8
17
18
STB_5V
RESET
26
8
8
20
20
20
20
1
7
3
5
5
3
7
1
SQUAWKER AMP(L)
(FOR FACTORY)
(FOR FACTORY)
(FOR FACTORY)
AUDIO_12V
AUDIO_15V
AUDIO_15V
FLITER
ACTIVE
CONTROL
CONTROL
MUTE
AUDIO
Q2305,Q2306
MAIN5V
CONTROL
MAIN 5V
FAN ON/OFF
AVR 9V/7.2V
1
IC7561
VIN
5
4
ON/OFF
V0
OADJ
5
MAIN_5V
29
MAIN_5V
31
FAN_ON/OFF
37
FAN_MAX/MIN
38
FAN_SOS
39
3
1
PA11
PA13
1
3
1
PA14
3
1
PA15
3
TO FAN
MAIN 5V
86
Summary of Contents for TH-50PV30E
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