Panasonic TH-42PWD8WK Service Manual page 258

C
3.3V
R9993
100
R9995
10k
Q9953
B1ABCF000138
P12V P12V
R9994 R9992
10k 10k
Q9952
B1ABCF000138
Q9951
B1ABCF000138
AA_NRST
DRVRST_5V
STB5V
D9732
B0ACCE000005
LED_G
R9877
0
STB5V
D9733
B0ACCE000005
D9734 R9874
B0ACCE000005 0
LED_R
R9879
0
Q9711
D9735
B0ACCE000005
B1ABCF000138
5
96
D-BOARD (7/12)
TZTNP01YLSU (TH-37PWD8GK/GS/UK)
TZTNP01YLSE (TH-37PWD8BK/BS/EK/ES)
TZTNP01YNSU (TH-42PWD8GK/GS/UK)
TZTNP01YNSE (TH-42PWD8BK/BS/EK/ES)
TO
FACTORY
USE
D4
R9991
10k 3.3
1
STB3.3V
3.1
2
IIC_CONT
0
3
GND
2.7
4
SCL1
2.7
5
SDA1
2.7
6
SCL2
2.7
7
SDA2
2.7
8
SCL3
2.7
9
SDA3
0
10
TXD
0
11
RXD
5.7
12
IIC_INT/BOOT
0
13
GND
5.0
14
STB5V
TP9713
STB3.3V
STB5V
C9748
16V
0.1u
R9880
10k
5VRXD_TU
R9857
100
C0JBAE000354
5VTXD_TU
3.3V->5V
LEVEL CONVERTER
R9870 0
C9749
16V
0.1u
100
R9875
0
R9876
R9878 0 STB5V
P5V
R9873
C9747
10k
16V
0.1u
R9871
22k
C9750
R9872
50V
10k
0.01u
6
STB3.3V
R9844
5.6k
R9845
FL9701
100
F1J1E1040022 AR_IIC_CONT
STB3.3V
TP9701
G
C9746
1
2 3 50V
G
TP9702 100p
TP9703
TP9704 100
R9846
TP9705 R9847 100
TP9706 R9848 100
TP9707 100
R9849
TP9708 R9850 100
TP9709 R9851 100
TP9710 100
R9852
TP9711 R9853 100
AR_IIC_INT
R9854 100
D9731
MA2J72800L
TP9712
STB5V
G
1 3
G
2
FL9702
F1J1E1040022
R9855
100
VCC Y
B
A GND
IC9715
R9996
10k
Y8
GND
11 10
Y7
A8
12 9
Y6
A7
13 8
Y5
A6
14 7
Y4
A5
15 6
R9869 0
Y3
A4
16 5
R9868
0
Y2
A3
17 4
STB3.3V
Y1
A2
18 3
G2 R9863
A1 10k
19 2
Vcc
G1
20 1
Q9709
B1ABCF000138
IC9714
C0JBAZ000856
3.3V->5V
LEVEL CONVERTER
TH-37/42PWD8 SERIES
D-Board (7 of 12) Schematic Diagram
51
STB5V
IIC CONT
R9843
10k
AR_IIC_CONT
52
D
Q9708
B1CBHD000001
G
S
3V_SCL1 C9745
16V 0.1u
3V_SDA1
3V_SCL3
1 8
1A
P3V_SCL2 VDD
Vcc
P3V_SCL2
2 7
1B
P3V_SDA2
1C
3 6
2C
3V_SCL3
2B
4 5
GND
3V_SDA3
2A
TXD_PC
3V_SDA3
RXD_PC
P3V_SDA2
IC9713
C0JBAS000215
IIC SWITCH
3VRXD_TU
A_TV_ON/OFF
NRST
DRVRST
3VTXD_TU
R9866
100
R9865
10k
R9860
10k
AH_LED_G
R9864
3.3k
R9861
3.3k
AH_LED_R
Q9710
B1ABCF000138
53
54
55
7 8