Panasonic TH-42PX20U-P Service Manual page 137

A B C D E F G H
F
G
AK_IIC_CONT
AK_SCL1
AK_SDA1
AK_SCL2
AK_SDA2
AK_SCL3
AK_SDA3
H
TO
SC-BOARD
(SC20)
C9701
P5V
16V
0.1u
I D20 C9702
16V
47u
1
2 R9710 150 AAY_CL
CL
3 R9711 150 AAY_CLK
CLK
4 R9712 150 AAY_SIU
SIU
5
AAY_SID
6 R9713 150
SID
AAY_SCSU
7 R9714 150
SCSU
8 R9715 150 AAY_CPL
CPL
9 R9716 150 AAY_CPH
CPH
10
R9700 0 AA_SOS1
11
SOS1
AA_SOS2
12 R9717 0
SOS2
AAZ_CEL
13 R9719 150
CEL
14 R9720 150 AAZ_CEH
CEH
15
16
J
R9721 150 AAZ_CSL
17
CSL
AAZ_CSH
18 R9722 150
CSH
AAZ_CML
19 R9723 150
CML
20 R9724 150 AAZ_CMH
CMH
RES
R9709
47k
TH-42PX20U-P D-BOARD (6 of 15) Schematic Diagram
1
D-BOARD TXN/D10QKS (6/15)
!
STB5V_M
STB5V_S
Q9702
R9736 C9706
2.7k D9715
2SB14400HL 16V
MAZ30620ML
0.1u
R9734
1k
R9737
1k
Q9701
R9735
2SD0601A0L
10k
5V <-> 3.3V
AR_SCL2
AR_SDA2
L9701 STB5V_S
ELKE103FA
IIC CONT
STB5V
1 3
2
TO R9996
0
R9733
PA-BOARD
R9732 5.6k
100
(PA4)
D4
Q9719
C9703
50V
D9711 B1CBHD000001
STB5V 1
100p
MAZ30620ML
2
IIC_CONT
C9700
3
GND
16V
R9701
100 AR_SCL1
SCL1 4
1
R9702 68 AR_SDA1
SDA1 5
2
R9703
SCL2 6 100
3
AR_SCL2
R9704
SDA2 7 100
4
AR_SDA2 VSS
8 R9705 100
SCL3
AR_SCL3
R9706 100
SDA3 9
IC9711
AR_SDA3
R9707
10 100
IRQ
C0JBAS000109
AR_IIC_INT
100
11 R9708
RST
12
GND
D9706 D9708 D9710 D9713
MAZ30620ML MAZ30620ML MAZ30620ML MAZ30620ML
D9705 D9709
D9707 D9712
MAZ30620ML MAZ30620ML
MAZ30620ML MAZ30620ML
AR_IIC_INT
2 3
I
C9708 C9707
C9718 C9719
16V 16V
16V
47u 0.1u 16V
0.1u
4.7u
3.3V
R9738
2.7k
R9739
AJ_SCL2
2.7k
Q9704
R9795
B1CBHD000001
1M
AJ_SDA2
Q9703 X9703
H0J200500016
B1CBHD000001
R9949
10k
AO_A5
AJ_IIC_CONT
41
AO_A6
42
AO_A7
D 43
AO_A8
44 A09
AO_A9
G A10
S 45
AO_A10
A11
46
AO_A11
A12
0.1u 47
VSS
48
AO_A12
8
VDD A13
49
AO_A13
A14
7 50
AO_A14
A15
51
AO_A15
6
A16
52
AO_A16
A17
5 53
AO_A17
A18
54
AO_A18
A19
55
VDD
56
A20
57
D9716
A21
MA2J11100L 58
A22
59
R9750 A23
SW 60
1k
P00 MUTE
61
P01
62
P02
63
P03
R9753 64
P04 RESET_OUT
100
65
P05 NO_SYNC
66
R9751
P06
EXB38V103JV 67
P07
68
P10
69
AR_SCL1 R9757 56
P11 SCL1
70
AR_SDA1
P12 SDA1
71
R9741 R9759 56
STB5V_M
4.7k P13
72
R9758 P14
73
Q9710
10k P15
74
2SB0709A0L
75
R9748
76
0
R9747 R9745
77
10k R9749
1k
78
4.7k
79
C9712 80
50V
100p
R9762
C9705
EXB38V103JV
50V
C9713
1000p
50V
100p
R9763
10k
R9755
2.7k
EXB38V470JV
R9754
R9756
EXB38V272JV 2.7k
C9714 C9717
R9888
50V 50V
10k
100p 100p
C9715 C9716
50V 50V
100p 100p
4
X9701
H0J245500024
C9722
C9723
10p
10p
R9766
0
VA6
NDCAS
VA5
VDD NDRAS
OSCI
VA8 VA4
OSCO VA7
VA3
VSS
VA2
A06
VA1
A07
A08 VA0
SID15
SID14
SID13
SID12
VSS
SID11
SID10
IC9701
SID09
SID08
MN102L230
SID07
SID06
MICRO PROCESSOR
SID05
SID04
VDD
SID03
SID02
SID01
SID00
AVDD
IREF NVRAS
BOUT NVCAS
GOUT
SC
75.P16 IIC
VREF
76.NIRQ1 IIC_INT NDTOE
ROUT
77.NIRQ2
ECLK
78.P27 MUTE(DRIVER) VSS
RW601
79.VDD IRQ0
80.VSS YMCS AVSS
81.TESTIN
82.MUSKIK
83.MUSIB
84.MUSID
R9768
R9769 R9771
EXB38VR000V EXB38VR000V
R9791 R9783
R9761
4.7k
1k
R9784
Q9707
2SB0709A0L
IC9702
R9806
1k C3EBJC000038
R9718
1
E0 VCC
0
2
E1 WC
C9710
R9725
3
16V E2 SCL
22k
47u
4
VSS SDA
EEPROM
TH-42PX20U-P D-BOARD (6 of 15) Schematic Diagram
5 6
K
11
12
13
14
15
16
17
18
19
20
R9785
EXB38VR000V
ABL_VA8
160
ABL_VA7
159
ABL_VA6
158
ABL_VA5
157
ABL_VA4
156
ABL_VA3
155
ABL_VA2
154
ABL_VA1
153
R9786
152
EXB38VR000V
ABL_VA0
151
150 R9788
21
0
149
148
147
146
145
144
143
142
141
140
139
138
137
22
136
135
134
ABI_C
133
ABI_B 23
132
131
ABI_A
130
129 C9725
6.3V
128
10u
127
126
125 R9787
1k
R9790
124
1.5k
123
122
C9727
121 R9789
16V
470
0.1u
24
25
26
56
56
STB5V_M
8
C9726 C9724
16V 16V
7
4.7u
0.1u
6
AR_SCL1
5
AR_SDA1
27
28
29
30
31
32
7 8