Panasonic TH-46PZ81E Service Manual page 56

11.18. A-Board (11/20) Schematic Diagram
TO 5,18/20
100
R4832
TO
D-BOARD
A3
(D3)
1
DISPEN
2 R4844 100
PANEL_STB_ON
3 R4834 1k
READY
R4833 100k
R4842 1k
4
ALARM
R4841 100k
5
IIC_CONT
6
GND
7
IIC_DATA1
8
IIC_CLK1
9
GND
10
IIC_DATA2
11
IIC_CLK2
12
GND
13
RXD
14
TXD
! A-BOARD TXN/A1SLTD (11/20)
TH-46PZ81E
A-Board (11/20) Schematic Diagram
91 92
STB5V
R4856
10k
Q4831
2SD0601ASL Q4832
TO 8/20
2SD0601ASL
DISPEN
R4853
PANEL_STBY/VCC_ON
R4857
100k
47k
R4854
100k
AG_PANEL_READY
AG_PANEL_ALARM
LVDS Out
93 94
STB3.3V
TO 8/20
AG_SRQ-GENX
PGC6_SDA1
PGC6_SCL1
AGC6_SCL2
AGC6_SDA2
AD_SCL1
AD_SDA1
AGC6_SCL1
AGC6_SDA1
SCL
SDA
AD_SCL0
AD_SDA0
MAIN3.3V
STB3.3V
Q4801
Q4802
R4812
2SD0601ASL 2SD0601ASL
47k
R4813
10k
R4810
R4811
47k
R4814
10k
Q4803
2SD0601ASL
95 96
56
STB5V TO
HC-BOARD
A14 (HC14)
1
R4817
TP4801
2 22
TP4802
3
TP4803
4
TP4804
5
TP4805
6
TP4806
7
TP4807
8
TP4808
9
10
11
TP4810
12
TP4811
13
TP4812
14
TP4813
15
TP4814
16
TP4815
17
TP4816
18
TP4817
19
TP4818
20
TP4819
21
22
23
IIC_SW
STB3.3V
IC4013
C0JBAZ002060
C4101
16V
1 1OE 14
VCC 0.1u
2 1A 13
4OE
3 12
1B
4A
4 11
2OE
4B
5 2A 10
3OE
6 2B 9
3A
7 8
GND
3B
FHD3.3V
STB3.3V
R4158
10k 0
R4155
10k
TO 8/20
R4153
47k
Q4017 IIC_SW
2SD0601ASL R4154
47k
97 98
TO 5/20
AD_SBO0
AD_SBI0
TO 1,5/20
IDE2IRQ
TO 5,16/20
AD_SCL1
AD_SCL1
AD_SDA1
AD_SDA1
TO 5,8/20
AD_SCL0
AD_SCL0
AD_SDA0
AD_SDA0
TO 17,18,19/20
AGC6_SCL1
AGC6_SCL1
AGC6_SDA1
AGC6_SDA1
TO 6,10,19/20
AGC6_SCL2
AGC6_SCL2
AGC6_SDA2
AGC6_SDA2
TO 8/20
SCL
SCL
SDA
SDA
TH-46PZ81E
A-Board (11/20) Schematic Diagram
99