JVC EX-A5 Service Manual page 34

Digital amplifier and speaker terminal section
C1238
NI
2SC3661-X
R1234 Q1203
8.2K
R1237
R1235
100 R1233
SW20V
22K
2.2K
R1201
1.8K
R3020
220
A.GND
A20V
R1228
4.7K
C1222
D1203
33/16
UDZS6.8B-X
A.GND
C1138
CN310
NI
QGA2501F1-04
TO W391
2SC3661-X
R1137
R1134 Q1103
100
(SHEET 4)
8.2K
C1106 R1135
10/35
2.2K R1101
R1133
1.8K
22K
A.GND
A.GND
5V
Q3007
UN2112-X
C3034
1
IC301 IC301
SN74HCU04ANS-X SN74HCU04ANS-X
R3003 R3005
1M 1M
R3004 R3006
C3006
5.6K 5.6K
1/6.3
X3001 X3002
C3002 C3003 C3004 C3005
470P 470P 470P 470P
R1204 C1202 C1203
10K 2200P 2200P
R1217
R1205
10K C1232 R1236 18K
180P 3.3K C1208
R1222
R1206
A.GND
A20V
C1223 470K 330P 100K
R1203 5V
C1205
R1210 R1211
10/35 820 R1218
C1201
820 8.2K
4.7/50
IC121
IC131 1K
10/35 R1229 Q1204
NJM4580M-X
470 NJM2115V-W
UMY1N-W
R1202 C1240
IC122
C1224
11K NJU7109F3-X
100P
5V
0.1 A.GND
REFA2.5V
R1212
R1207
C1209
5.6K
10K 22P
R1215 R1219
IC121
C1204 R1208
C1210
22K 2.2K
22P
R1216 R1220
330
470P
NJM4580M-X
C1211
22K 2.2K
22P
R1213
5.6K
P.GND P.GND
R1104 C1102 C1103
5V
R1309 R1310 R1311
10K 2200P 2200P
2.7K 1.8K 2.7K A.GND
R1117
R1105
10K 18K
C1132 R1136 C1108
R1106 180P 3.3K
A.GND R1122
A20V
C1123 R1103 470K
330P
100K
C1105
R1110 R1111
820
10/35
C1101
R1118
820 8.2K
4.7/50
IC111 Q1104
R1129 1K
IC131
10/35 NJM4580M-X
470 C1107
NJM2115V-W
C1140
UMY1N-W
1200P
C1124 R1102
REFA2.5V
5V IC112
100P 11K A.GND
0.1 NJU7109F3-X
R1112
R1107
C1109
5.6K
22P
10K R1115 R1119
C1104 R1108
C1110
2.2k
22K
22P
R1116 R1120
330 IC111
470P
NJM4580M-X C1111
2.2k
22K
22P
R1113
5.6K
P.GND P.GND
5V
IC302
SN74LV00ANS-X
5V
IC302 R1227
10K
SN74LV00ANS-X
IC302
R3007 R3008 R3009
1.2K 680 680
IC301 IC301 IC301 IC301
IC301
C3007 SN74HCU04ANS-X SN74HCU04ANS-X SN74HCU04ANS-X
IC302
1/6.3
SN74LV00ANS-X C3008 C3009
330P 330P
5V
5V 20V
C1213
1/6.3 R1223
R1308
1K
100
R1224
100
IC132
IC123 SN74AHC1G00V-X
STA505-X
C1306
0.1/25
C1305
0.1/25
C1214
0.1
5V
C1215
0.1
5V
C1304
REFA2.5V 0.1/16
R1304
10K
C1303 C1114
C1301
0.1/16
1/6.3 0.1
C1309
C1113 C1310 C1302 C1115
0.033
A.GND 0.1
1/6.3 R1303
R1123
0.1/16 10K
0.1/16
100
R1124
100
IC113
SN74AHC1G00V-X
R3023
4.7K
R3025
4.7K
C3015 C3016
10/50 10/50
5V 20V
P.GND
Q3002
KTA1267/YG/-T
C3026
0.1
IC303
R3011
NJM78L05A-T
4.7K
S.GND
R1127
10K
R3012
4.7K
R3010
Q3003
SN74HCU04ANS-X
2SC3928A/QR/-X
270
R3013
R3022
4.7K
IC301 270
C3031
R3014
C3011
SW20V 10K
C3010 0.1
10/35
47P R3024 C3012
10K 0.33
A.GND
P.GND
A.GND
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
2-4
C1307 C1308
470/25 22/25
R1242 QQLZ037-220 QQLZ037-220 QQLZ037-220 QQLZ037-220
L1201
100 C1216 NI
C1226 C1227
C1241
C1242
C1233
C1245
0.1/50 0.1/50 470P
C1234
C1228 C1229 NI
470P
C1244 A.GND
C1243
L1202
R1243 100 0.1/50 0.1/50
C1217 NI
L1101
R1142 C1116 NI
100 C1126 C1127
C1141
C1142
C1133
C1145
0.1/50 0.1/50 470P
C1128 C1129 NI
C1134
470P
C1144
C1143 A.GND
L1102
R1143 100 0.1/50 0.1/50
C1117 NI
R1231 R1232 R1131 R1132
5.6K 5.6K 5.6K 5.6K
C1237 1 C1137 1
Q1201 Q1202 Q1101 Q1102
UN211E-X UN211E-X UN211E-X UN211E-X
R3027
D1104
MA152WK-X
4.7K
R3029
4.7K
C3017 C3018
10/50 10/50
P.GND
20V 5V
P.GND
5V 5V
R3035
10K
P.GND
Q3005
2SC3928A/QR/-X
C3027
0.1
Q3004
Q3006
2SC3928A/QR/-X
S.GND
R3037 R3036
C3025
10K 220K
10/50
P.GND
L1281
QQR0797-002
P.GND
L1181
QQR0797-002
WC101
QZW0112-002
EP101
NI
NQR0389-003X NQR0389-003X NQR0389-003X NQR0389-003X NQR0389-003X
QGA2501F1-06
CN311
K3001 R3015 8.2K
K3002 R3016 1k
TO W702
K3003 R3017 1k
K3004 R3018 1k
(SHEET 1)
K3005 R3019 1k
P.GND
QGA2501F1-05
CN312
20V
TO W206
P.GND
(SHEET 5)
A.GND
B3001
NRSA63J-0R0X
SHEET 3