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HCD-DX155/DX255
6-15. SCHEMATIC DIAGRAM – MAIN BOARD (8/10) –
43
ICT1131
HCD-DX155/DX255
• See page 56 for Waveforms. • See page 62 for IC Pin Function Description.
C1137
C1139
C1140
C1146
0.1
22p
0.1
0.1
R1136
C1132
16V
50V
16V
16V
15k
0.1
16V B
B
CH
B
B
C1130
C1135
0.1
16V B
0.033
16V B
R1132
100k
C1133
ICT579
0.1
16V B
ICT567
CL1109
C1125
CL1101
0.1
16V B
JL1135
CL1102
ICT568
C1126
CL1103
0.1
16V
CL1104
B
CL1105
C1199
0.0047
CL1108
R2126
R2161
10k
0
R2554
R2109
4.7k
0
C1128
0.0015
50V
B
ICT570
FL1105
0UH
ICT1112
C1131
C1136
C1144
2.2
0.01
0.01
6.3V
25V
25V
B
B
B
45
37
46
45
C1163
C1161
0.01
R1171
0.01
25V
25V
B
0
B
R1168
10k
IC1101
CXD9849R
C1155
C1158
C1164
0.01
0.01
0.01
C1162
25V
25V
25V
0.01
B
B
B
25V
B
RB1112
RB1113
47
47
1/32W
1/32W
C1160
0.01
25V
B
44
44
R2120
0
R2121
0
R2122
0
R2123
0
R2124
0
R2125
0
R1189
R1190
150
150
R1192
R1195
R1197
R2102
45
1/10W
1/10W
150
150
150
150
0.5%
0.5%
EB1003
ICT1136
TERMINAL BOARD
(CHASSIS)
R2101
2.2k
C1170
0.01
25V B
C1171
0.01
25V B
ICT1109
46
C1172
0.01
25V B
ICT1138
R2105
10k
C1173
0.01
RB1114
25V
100 1/32W
B
RB1115
100 1/32W
R2114
C1174
100
0.01
25V
B
RB1104
C1175
100
0.01
1/32W
25V
B
RB1103
100
1/32W
RB1111
100 1/32W
C1176
0.01
25V B
R1176
0
45
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