Panasonic TH-42PA25U-P Service Manual page 166

14.22. DG-Board (8 of 8) Schematic Diagram
131
132
133
134
135
R3140
47k
R3141
47k
1
2
3
4
VSS
IC3517
C0JBAS000109
136
C3042
1
2
3
137
4
IC3699
C3EBDC000046
138
Configuration ROM
139
PC_HD5
140
141
142
PC_VD5
143
144
145
TH-42PA20U DG-Board(8of8)Schematic Diagram
64
DG-BOARD TNPA2816 (8/8)
C3041
16V
0.1 R8505
0
STB5V
C3040
0.1
R8008 0
8
VDD
7
HI:ON
6
5
IIC SW
0.1
8
R3142
7
SRQ 10k
R3028
R3032
EEPROMJ 10k
6
0
SCL
5
SDA
R3033
0
R3026
10k
2kbit
AC_SDA3
AC_SCL3
JS4024
65
sync input select
(GC/PC)
IC8071
C0JBAR000241
9V
1 16
Y0 VDD
2 15 C8332 C8334
Y2 X2
16V
0.1
3 14 R8014
0
Y X1 47
4 13
Y3
X
5 12 R8015 0
Y1 X0
6 11
INH X3
7 10
VEE A
GC PC
8 9
VSS R462
B
10k
R8020
5.6k
IC3004 C3011
16V
STB5V
0.1
C1AB00000454
1 16
SW1=SL2_DET VCC
2 15
SW0=SL1_DET SCL
3 14
DAC4=IICSW SDA
4 13 R3039 330
DAC3=IICSW SAD2
5 12 R3040 330
DAC2 SAD1
6 11 R3041 330
DAC1 SAD0
7 10 R3042 0
DAC0 SW3
8 9 R3043 0
GND SL3_DET=SW2
I/O port
slot detection DAC
JS4025
66
IC3003
C1AB00000441
C3010
I/O port
9V
L8002
1 16
SW1 VCC
10
2 15
SW0 SCL
3 14
DAC4=CS(S) SDA
4 13 R3034
DAC3=FAN_CONT SAD2
5 12 R3035
DAC2=LPF(S) SAD1
6 11 R3036
DAC1=SYNC_INH(S) SAD0
7 10
R3082
DAC0 SW3
100
8 9
GND SW2
IC8009
C0JBAS000109
67
IC8008
L3005
10
C0JBAR0001
16V
0.1
330
C8050
330
0.01
330
R8099 R8098
10k
10k
MA
C8051
0.1
C8341
16V
10
HD
R8096 R8027
JW 330
VD
R8028 JS8093
C8336
330
D8302
0.01
MA2J11100L
R8022
R8024
2.2k
2.2k
D8304
C8008
MA2J11100L
470p
C
1
0
68
76