Panasonic TH-46PZ81FV Service Manual page 52

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11.12. A-Board (8/12) Schematic Diagram
A-BOARD (8/12)
!
IIC1
TO 1/12
TMP-SENS_SDA
TMP-SENS_SCL
TO 4/12
AA_FE_SW
AA_SDRAM_CHK2
TH-46PZ81FV
A-Board (8/12) Schematic Diagram
64
65
GenX5
TO 6/12
STB5V
TP4821
TP4822
(Common)
AG_SRQ-GENX
TP4825
TP4826
SCL
TP4827
SDA
TP4828
AD_SCL3
D-Print
TP4829
AD_SDA3
TO 10/12
TP4830
AR_STB_SCL02
TP4831
AR_STB_SDA02
TP4832
IIC_CONT/C_SEL
IIC_CONT/C_SEL
AD_SCL0
AD_SCL0
AD_SDA0
AD_SDA0
AR_TXD_PC
AR_TXD_PC
AR_RXD_PC
AR_RXD_PC
MAIN3.3V
MAIN3.3V
R4821
10k
TMP-SENS_SDA
1
8
SDA
V+
C4807
TMP-SENS_SCL
2
7
SCL
16V
A0
0.1u
OPEN-DRAIN
3
ALERT
6
A1
4
GND
5
A2
IC4800
C1ZBZ0003775
TEMP SENSOR
TP1042
SDRAM_CHK1
TP1043
SDRAM_CHK2
STB3.3V
R4862
10k
Q4833
2SD0601ASL
STB3.3V
Q4834
R4865
47k
2SD0601ASL
R4866
Q4835
10k
2SD0601ASL
Q4836
2SD0601ASL
R4867
10k
66
67
FOR
FACTORY
FOR
USE
FACTORY
USE
K1KA20AA0009
A34
K1KA11AA0715
STB5V
A33
1
STB3.3V
TP4837
1
2
STB5V
R4800
2
GenX5_SRQ
3
S
3
4
GND
4
GenX5_SCL
(GenX5 Loarder/E2PROM)
5
5
GenX5_SDA
(GenX5 Loarder/E2PROM)
6
6
AD_SCL1
7
LITE2_SCL3
(Lite2p E2PROM)
7
LITE2_SDA3
(Lite2p E2PROM)
AA_SBI0
8
8
Panel_SCL
(Panel Dpr.E2PROM)
AD_SDA1
9
Panel_SDA
(Panel Dpr.E2PROM)
9
AA_SBO0
10
10
GenX6_SRQ
AD_SCL2
11
AR_TXD_PC
11
12
AD_SDA2
13
AR_RXD_PC
14
AD_SCL0
15
16
AD_SDA0
17
18
19
20
K1KA04AA0104
SUB5V
A35
1
AA_SBI0
2
AA_SBO0
3
4
STB3.3V
IC4801
C4832
C0JBAZ002060
16V
0.1u
1
1OE
14
VCC
Panel
SCL
2
1A
13
4OE
Panel
3
12
SCL
1B
4A
PL2
SCL0
GenX5
4
11
SCL
2OE
4B
Panel
SDA
5
2A
10
3OE
Panel
SDA
6
2B
9
3A
PL2
SDA0
GenX5
7
8
SDA
GND
3B
IIC SW
R4860
47k
R4861
47k
R4158
R4863
10k
0
R4864
47k
68
69
52
STB5V
STB3.3V
IIC
IIC_CONT/SRQ
TO 1/12
IIC_CONT
FRC/MIHO
Panel_SCL
(Panel Dpr.E2PROM)
AA_SCL0
AA_SCL0
AA_SDA0
Panel_SDA
(Panel Dpr.E2PROM)
AA_SDA0
LITE2_SCL1
(Device Control)
AD_SCL1
AD_SCL1
AD_SDA1
SBI0_LITE2 (Device Control)
AD_SDA1
LITE2_SDA1
(Device Control)
AD_SCL2
AD_SCL2
AD_SDA2
SBO0_LITE2 (Device Control)
AD_SDA2
LITE2_SCL2
(Device Control)
AD_SCL3
AD_SCL3
AD_SDA3
Panel_TXD
AD_SDA3
LITE2_SDA2
(Device Control)
Panel_RXD
LITE2_SCL0
(Device Control)
NC(REMOCON)
LITE2_SDA0
(Device Control)
GenX5-EEP
NC(LED_R)
TO 1/12
GND
SCL
NC(D_PDB_MODE)
SCL
SDA
SDA
GenX5 EEPROM
FOR
FACTORY
USE
+5V
SBI0
SBO0
GND
DUBUG/JIG
TO 4/12
AA_SBO0
AA_SBO0
AA_SBI0
AA_SBI0
TO 4/12
TP4835
TP4840
WP_PL2_CN
Lite2p EEPROM_WP
TO 6/12
GenX5
AG_GRAB_MODULE_IIC/PWM_POWER_ON
FHD3.3V
70
71
TH-46PZ81FV
A-Board (8/12) Schematic Diagram
72

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