Panasonic TH-42PX20U-P Service Manual page 282

D-BOARD
!
TXN/D10QSK
(8/15)
TDI
GND
TDO
9605
BZ0002329
PROCESSOR/
ARGE CONTROL
DONE
GND
CBK I/O
20
110
BD BE BF BG
R9638
10k
C9629
16V
0.1u
156
155
154
153
DIN I/O
152
I/O
151
DMHR1
I/O
150
DMLR1
I/O
149
CGL
I/O
148
BLKU
I/O
R9643
147
NRST
I/O
0
146
LEU
I/O
R9569
145
PCU
I/O
0
C9630 16V AD_PCU
144
GND
0.1u
143
VCCO
142
VCCINT
C9631 16V
141
BLKD I/O
0.1u
140
LED I/O
R9679
AD_PCD
139
PCD I/O
0
AAX_UBK
138
UBK I/O
137
GND GND
AAX_NUEL
136
NUEL I/O
AAX_UMH
135
UMH I/O
AAX_UML
134
UML I/O
R9640
AJ_SCL2
133
SCL
I/O
0
AJ_SDA2
132
SDA I/O
R9641
131
GND C9632
0
130 16V
VCCO
0.1u
129
SIU
I/O
C9633
AD_SIU
128
VCCINT I/O
16V
127 0.1u
USH I/O
AAX_USH
126
USL I/O
AAX_USL
125
UEH I/O
AAX_UEH
124
GND
123
CPH I/O
AD_CPH
122
CPL I/O
AD_CPL
121
SCSU I/O
AD_SCSU
120 C9634
I/O
16V
119
VCCINT 0.1u
118
VCCO C9635
16V
117
GND
0.1u
116
SID I/O
AD_SID
115
CLK I/O
R9648 AD_CLK
114
I/O 10k
113
CL I/O
AD_CL
112
CMH I/O
AD_CMH
111
CML I/O
AD_CML
110
CSH I/O
AD_CSH
109
CSL I/O
AD_CSL
R9645
108
CEL I/O
0 AD_CEL
R9642
107
4.7k
106
105 R9646
4.7k
R9647
0
1.8V
IC9606
C0EBE0000066
RESET
BH BI BJ
AA_DRVMUTE_S
AP_BLKL
AA_NRST
AP_CEL
AC_BLKD
ABB_CER
R9653
EXB38V103JV
AAX_UBK
AAX_UMH
AAX_UML
AAX_USH
AAX_USL
AAX_UEH
AD_CPH
R9650
EXB38V103JV
R9637
10k
AD_CPL
R9976
10k
AD_SCSU
R9651
EXB38V103JV
AD_SID
AD_SIU
AD_CLK
R9652
EXB38V103JV
AD_CMH
AD_CML
AD_CSH
AD_CSL
R9979
10k
R9654
0
TH-42PX20U-P D-BOARD (8 of 15) Schematic Diagram
21
BK BL
22
71
72
73
74
75
76
77
78
79
80
81
23