Panasonic TH-42PM50U Service Manual page 184

STB3.3V
P12V
R9141 R9140 R9046 R9146
10k 10k 12k 10k
R9045
1k
R9142
R9147
10k
10k
Q9021 Q9020 Q9023
B1ABCF000138 B1ABCF000138 B1ABCF000138
3.3V
R9039
100
R9109
39k
R9108
39k
C9030
9
16V
0.1u
D9000
R9069
MAZ303300L
10k
C9021
16V
0.1u
R9057
R9006
22
R9053
10k
10k
1
2
3
4
P70/TA0IN
P56/AN6 P37/BOOT
5
P71/TA1OUT P57/AN7 P36/R/W
6
VREFH P35/BUSAK
P72/TA3OUT
7
P73/TA4IN
8
P74/TA5OUT
9
P75/TA7OUT
10
P80/TB0IN0/INT5
11
IC9003
P81/TB0IN1/INT6
R9091 12
P82/TB0OUT0
10k
13
TVRN459
P83/TB0OUT1
14
P84/TB1IN0/INT7
MICOM
15
P85/TB1IN1/INT8
16
P86/TB1OUT0
17
P87/TB1OUT1 P17/AD15/A15
18
P90/TXD0 P16/AD14/A14
19
P91/RXD0 P15/AD13/A13
20
P92/SCLK0/CTS0 P14/AD12/A12
X2 P06/AD6
21
P93/TXD1 DVSS P05/AD5 P13/AD11/A11
22
X1 P04/AD4
P94/RXD1 P12/AD10/A10
23
24
25
R9052
R9008
10k
1M
R9009
10k
X9000
D2705A0003
C9025 C9018
16V 16V
0.1u 0.1u
C9024
50V
270p
1 5
RST
Cd
IC9004
2
VDD
C0EBE0000120
3 4 RESET
GND
NC
5
94
STB3.3V P5V
R9145 R9041
10k 4.7k
R9042
1k
Q9022
B1ABCF000138
R9100
100
75
74
73
R9071
72 10k
P31/WR
71
P30/RD
70
P27/A7/A23
R9072 10k
69 R9078
P26/A6/A22
0
68
R9029
P25/A5/A21
22
67
P24/A4/A20
66 C9019
P23/A3/A19
16V 0.1u
65 R9030
P22/A2/A18
22
64
DVCC
R9033
63
10k
NMI
62
DVSS
61
R9127 R9128
P21/A1/A17
60 10k 10k
P20/A0/A16
59
58
57
56
55
54
R9104
100
R9103 100
53
R9005
52 10k
R9095 R9096 R9097
10k
51 R9004
10k 10k 10k
R9003
10k
C9011
16V
0.1u
6
A B
P3V_SCL2
P3V_SDA2
AR_IIC_INT
NOSYNC
STB3.3V
READY
ALARM
LED_G Q9008
R9031 R9032
LED_R
B1CBHD000001
5.6k 5.6k
R9079
C9012
0
STB_SCL2
16V
STB_SDA2 0.1u
AR_IIC_CONT
R9034
STB_SCL2
10k
R9110
P3V_SCL2
10k
LVDS_MODE
STB_SDA2
LVDSBIT
R9028 FVSEL P3V_SDA2
3.3k
DRVRST
DRVMUTE Q9012
PANASONIC_MODE
B1CBHD000001
C_SEL
C9033
DRVRST_DATA
16V
0.1u
R9098
10k
STB_SCL1
P3V_SCL1
STB_SDA1
P3V_SDA1
IC9001
TVRN460
EEPROM
1
E0
2 E1
3
E3
4
Vss
D-BOARD TZTNP010YFS (4/6)
7
C
NCONFIG
3.3V
R9055
2.7k
Q9009
B1CBHD000001
R9054
2.7k
3.3V
Q9013
B1CBHD000001
STB3.3V
C9009 C9008
8
6.3V
16V
Vcc
10u
0.1u
7
WC
6
SCL
5
SDA
TH-42PM50U
D-Board (4 of 6) Schematic Diagram
8
31
32
33
34
35
36
37
9