Alto S-8, Руководство по обслуживанию

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S8-IN2.Sch
Titel
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Date:
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Sheet
Revision Model No:
19-Sep-2003
KEVIN LIN.
INPUT STAGE ( CH5-CH8)
4 2 of
ALTO S-8
VER020815 A2
2
1
3
4
X13
JY-5042-030G
3c
5e
1a
4d
2b
X14
JY-6351G-02-250
EQ HI
12KHZ
C135
18n(M)
VR34A
B50K
R167
6K8
VR36A
B50K R166
6K8
LO
R96
10K
C111
47u/25V
3
2
1
U16A
NJM4580M
R224
1M
C187
22P
R216
1K1
VR35A
B50K
R145
1K3
MID
R204
910R
C159
12n(M)
R205
910R
C147
33n(M)
C148
33n(M)
C175
12n(M)
C167
18n(M)
C112
47u/25V
R312
5K1
VR38
W50K
AUX-1
R232
47K
R254
4K7
C199
2.2u/50V
R170
6K8
TR10
BR
TR9
BR
R268
1K5
+VCC
LD5
RED
R244
22K
3
2
1
U17A
NJM4580M
VR40A
W50K
PEAK
C113
47u/25V
R260
3K9
R281
36K
C188
22P
VR37
W50K
C116
47u/25V
R313
5K1
AUX-2
LEVEL
AUX-POST
VR39A
JQ10K
VR39B
JQ10K
R311
5K1
R310
5K1
LEFT-BUS
RIGHT-BUS
BAL
PGND
AUX-PRE
T
R
S
RN
TN
80HZ
2.5K
LINE IN 5/6
MIC 5
3c
5e
1a
4d
2b
X15
JY-6351G-02-250
T
R
S
RN
TN
LEFT(MONO)
RIGHT
3
2
1
U15A
NJM4580M
R108
10K
C66
22P
C117
47u/25V
R105
10K
C227
22P
R101
18K
C275
100P
R102
18K
C273
100P
5
6
7
U15B
NJM4580M
R109
10K
C67
22P
C118
47u/25V
R106
10K
C228
22P
R103
18K
C276
100P
R104
18K
C274
100P
R107
10K
R110
10K
EQ HI
12KHZ
C136
18n(M)
VR34B
B50K
R169
6K8
VR36B
B50K
R168
6K8
LO
R111
10K
C119
47u/25V
5
6
7
U16B
NJM4580M
R225
1M
C190
22P
R217
1K1
VR35B
B50K
R146
1K3
MID
R206
910R
C160
12n(M)
R207
910R
C149
33n(M)
C150
33n(M)
C176
12n(M)
C168
18n(M)
C120
47u/25V
80HZ
2.5K
R192
20K
R193
20K
R97
10K
R98
10K
R233
47K
R245
22K
5
6
7
U17B
NJM4580M
VR40B
W50K
C114
47u/25V
R261
3K9
R280
36K
C189
22P
C115
47u/25V
LEVEL
R100
10K
R99
10K
EQ HI
12KHZ
C137
18n(M)
VR41A
B50K
R172
6K8
VR43A
B50K R171
6K8
LO
R120
10K
C124
47u/25V
3
2
1
U19A
NJM4580M
R226
1M
C191
22P
R218
1K1
VR42A
B50K
R147
1K3
MID
R208
910R
C161
12n(M)
R209
910R
C151
33n(M)
C152
33n(M)
C177
12n(M)
C169
18n(M)
C127
47u/25V
R317
5K1
VR45
W50K
AUX-1
R235
47K
R255
4K7
C200
2.2u/50V
R173
6K8
TR12
BR
TR11
BR
R269
1K5
+VCC
LD6
RED
R246
22K
3
2
1
U20A
NJM4580M
VR47A
W50K
PEAK
C121
47u/25V
R262
3K9
R283
36K
C192
22P
VR44
W50K
C130
47u/25V
R314
5K1
AUX-2
LEVEL
AUX-POST
VR46A
JQ10K
VR46B
JQ10K
R316
5K1
R315
5K1
LEFT-BUS
RIGHT-BUS
BAL
PGND
AUX-PRE
80HZ
2.5K
EQ HI
12KHZ
C138
18n(M)
VR41B
B50K
R175
6K8
VR43B
B50K
R174
6K8
LO
R125
10K
C125
47u/25V
5
6
7
U19B
NJM4580M
R227
1M
C193
22P
R219
1K1
VR42B
B50K
R148
1K3
MID
R210
910R
C162
12n(M)
R211
910R
C153
33n(M)
C154
33n(M)
C178
12n(M)
C170
18n(M)
C126
47u/25V
80HZ
2.5K
R121
10K
R122
10K
R234
47K
R247
22K
5
6
7
U20B
NJM4580M
VR47B
W50K
C128
47u/25V
R263
3K9
R282
36K
C194
22P
C129
47u/25V
LEVEL
R124
10K
R123
10K
3c
5e
1a
4d
2b
X16
JY-6351G-02-250
T
R
S
RN
TN
LINE IN 7/8
3c
5e
1a
4d
2b
X17
JY-6351G-02-250
T
R
S
RN
TN
LEFT(MONO)
RIGHT
3
2
1
U18A
NJM4580M
R118
10K
C68
22P
C122
47u/25V
R116
10K
C229
22P
R112
10K
C279
100P
R113
10K
C277
100P
5
6
7
U18B
NJM4580M
R119
10K
C69
22P
C123
47u/25V
R117
10K
C230
22P
R114
10K
C280
100P
R115
10K
C278
100P
R194
20K
R195
20K
8
4
U15C
NJM4580M
8
4
U18C
NJM4580M
8
4
U14C
NJM4580M
8
4
U19C
NJM4580M
8
4
U16C
NJM4580M C217
100n
C215
100n
C218
100n
C216
100n
+VCC
-VCC
C219
100n
C220
100n
8
4
U17C
NJM4580M
U13~ U20=
8
4
U20C
NJM4580M
5
CN5E
5PIN
5
CN6E
5PIN
4
CN5D
5PIN
4
CN6D
5PIN
3
CN5C
5PIN
3
CN6C
5PIN
2
CN5B
5PIN
2
CN6B
5PIN
1
CN5A
5PIN
1
CN6A
5PIN
J5
POST
(PRE)
J6
POST
(PRE)
TP5
TP6
TP7
TP8
TP31
TP32
TP33
TP34
R88
4R7
R89
4R7
C14
1n
C13
1n
C56
1000u/10V
R401
4R7
VR33
O10K
R26
1K50
R382
2K49
3
2
1
U14A
NJM4580M
R95
5K11
C65
22P
C109
47u/25V
R190
20K
C18
330P
C46
10n
R396
470R
R381
2K49
C41
47u/63V
C42
47u/63V
R10
6K81
R9
6K81
PH PWR
TR23
HR
TR24
A1316
R27
1K50
-VCC
+VCC
R384
2K49
R383
2K49
C47
10n
R397
470R
TR33
HR
TR34
A1316
-VCC
+VCC
L5
0R0
3
2
1
U13A
NJM4580M
5
6
7
U13B
NJM4580M
C315
22P
C316
22P
R415
5K11
R414
5K11
R387
2K49
-VCC
R386
2K49
TR39
HR
+VCC R385
2K49
D8
BAS316
+VCC
R44
20K
-VCC
R425
10K0
R426
10K0
R416
5K11
C317
22P
8
4
U13C
NJM4580M