Alto S-8, Руководство по обслуживанию

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S8-IN1-2.Sch
Titel
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Date:
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Sheet
Revision Model No:
19-Sep-2003
KEVIN LIN.
INPUT STAGE ( CH1-CH4 )
4 1 of
ALTO S-8
VER020815 A2
R13
4R7
R14
4R7
C6
1n
C5
1n
C51
1000u/10V
R11
4R7
VR1
O10K
R12
1K50
R50
2K49
3
2
1
U2A
NJM4580M
R46
5K11
C49
22P
C85
47u/25V
5
6
7
U2B
NJM4580M
R131
62K
R136
1K3
R177
20K
R176
20K
C86
47u/25V
C70
0.22u/50V
C71
0.22u/50V
C72
0.22u/50V
R149
6K8
1
2
3
SW1A
PS-22E85L
4
5
6
P
SW1B
PS-22E85L
LO CUT
2
1
3
4
X5
JY-5042-030G
3c
5e
1a
4d
2b
X6
JY-6351G-02-250
3c
5e
1a
4d
2b
X1
JY-6351G-02-250
EQ HI
12KHZ
C131
18n(M)
VR2
B50K
R151
6K8
VR4
B50K R150
6K8
LO
R47
10K
C87
47u/25V
5
6
7
U3B
NJM4580M
R220
1M
C179
22P
R212
1K1
VR3
B50K
R137
1K3
MID
R196
910R
C155
12n(M)
R197
910R
C139
33n(M)
C140
33n(M)
C171
12n(M)
C163
18n(M)
C88
47u/25V
R285
5K1
VR6
W50K
AUX-1
R228
47K
R248
4K7
C195
2.2u/50V
R152
6K8
TR2
BR
TR1
BR
R264
1K5
+VCC
LD1
RED
R236
22K
3
2
1
U3A
NJM4580M
VR8
W50K
PEAK
C89
47u/25V
R256
3K9
R270
36K
C180
22P
VR5
W50K
C90
47u/25V
R284
5K1
AUX-2
LEVEL
AUX-POST
VR7A
JQ10K
VR7B
JQ10K
R287
5K1
R286
5K1
LEFT-BUS
RIGHT-BUS
PAN
PGND
AUX-PRE
T
R
S
RN
TN
T
R
S
RN
TN
80HZ
2.5K
GND-INS
INSERT1
C1
330P
C15
10n
R388
470R
R45
2K49
C29
47u/63V
C30
47u/63V
R29
6K34
R30
6K34
C20
22u/35V
C19
22u/35V
R2
6K81
R1
6K81
3
2
1
U5A
NJM4580M
R54
5K11
C54
22P
C91
47u/25V
5
6
7
U5B
NJM4580M
R132
62K
R138
1K3
R179
20K
R178
20K
C93
47u/25V
C73
0.22u/50V
C74
0.22u/50V
C75
0.22u/50V
R153
6K8
1
2
3
SW2A
PS-22E85L
4
5
6
P
SW2B
PS-22E85L
LO CUT
2
1
3
4
X7
JY-5042-030G
3c
5e
1a
4d
2b
X8
JY-6351G-02-250
3c
5e
1a
4d
2b
X2
JY-6351G-02-250
EQ HI
12KHZ
C132
18n(M)
VR10
B50K
R155
6K8
VR12
B50K
R154
6K8
LO
R55
10K
C94
47u/25V
5
6
7
U6B
NJM4580M
R221
1M
C181
22P
R213
1K1
VR11
B50K
R139
1K3
MID
R198
910R
C156
12n(M)
R199
910R
C141
33n(M)
C142
33n(M)
C172
12n(M)
C164
18n(M)
C95
47u/25V
R289
5K1
VR14
W50K
AUX-1
R229
47K
R249
4K7
C196
2.2u/50V
R156
6K8
TR4
BR
TR3
BR
R265
1K5
+VCC
LD2
RED
R237
22K
3
2
1
U6A
NJM4580M
VR16
W50K
PEAK
C96
47u/25V
R257
3K9
R271
36K
C183
22P
VR13
W50K
C98
47u/25V
R288
5K1
AUX-2
LEVEL
AUX-POST
VR15A
JQ10K
VR15B
JQ10K
R291
5K1
R290
5K1
LEFT-BUS
RIGHT-BUS
PAN
PGND
AUX-PRE
T
R
S
RN
TN
T
R
S
RN
TN
80HZ
2.5K
GND-INS
INSERT2
3
2
1
U8A
NJM4580M
R62
5K11
C58
22P
C92
47u/25V
5
6
7
U8B
NJM4580M
R133
62K
R140
1K3
R182
20K
R180
20K
C100
47u/25V
C76
0.22u/50V
C77
0.22u/50V
C78
0.22u/50V
R157
6K8
1
2
3
SW3A
PS-22E85L
4
5
6
P
SW3B
PS-22E85L
LO CUT
2
1
3
4
X9
JY-5042-030G
3c
5e
1a
4d
2b
X10
JY-6351G-02-250
3c
5e
1a
4d
2b
X3
JY-6351G-02-250
EQ HI
12KHZ
C133
18n(M)
VR18
B50K
R159
6K8
VR20
B50K R158
6K8
LO
R63
10K
C101
47u/25V
5
6
7
U9B
NJM4580M
R222
1M
C182
22P
R214
1K1
VR19
B50K
R141
1K3
MID
R200
910R
C157
12n(M)
R201
910R
C143
33n(M)
C144
33n(M)
C173
12n(M)
C165
18n(M)
C103
47u/25V
R293
5K1
VR22
W50K
AUX-1
R230
47K
R250
4K7
C197
2.2u/50V
R160
6K8
TR6
BR
TR5
BR
R266
1K5
+VCC
LD3
RED
R238
22K
3
2
1
U9A
NJM4580M
VR24
W50K
PEAK
C97
47u/25V
R258
3K9
R272
36K
C184
22P
VR21
W50K
C106
47u/25V
R292
5K1
AUX-2
LEVEL
AUX-POST
VR23A
JQ10K
VR23B
JQ10K
R295
5K1
R294
5K1
LEFT-BUS
RIGHT-BUS
PAN
PGND
AUX-PRE
T
R
S
RN
TN
T
R
S
RN
TN
80HZ
2.5K
GND-INS
INSERT3
3
2
1
U11A
NJM4580M
R67
5K11
C59
22P
C99
47u/25V
5
6
7
U11B
NJM4580M
R134
62K
R142
1K3
R183
20K
R181
20K
C108
47u/25V
C79
0.22u/50V
C80
0.22u/50V
C81
0.22u/50V
R161
6K8
1
2
3
SW4A
PS-22E85L
4
5
6
P
SW4B
PS-22E85L
LO CUT
2
1
3
4
X11
JY-5042-030G
3c
5e
1a
4d
2b
X12
JY-6351G-02-250
3c
5e
1a
4d
2b
X4
JY-6351G-02-250
EQ HI
12KHZ
C134
18n(M)
VR26
B50K
R163
6K8
VR28
B50K
R162
6K8
LO
R71
10K
C102
47u/25V
5
6
7
U12B
NJM4580M
R223
1M
C185
22P
R215
1K1
VR27
B50K
R143
1K3
MID
R202
910R
C158
12n(M)
R203
910R
C145
33n(M)
C146
33n(M)
C174
12n(M)
C166
18n(M)
C104
47u/25V
R298
5K1
VR30
W50K
AUX-1
R231
47K
R251
4K7
C198
2.2u/50V
R164
6K8
TR8
BR
TR7
BR
R267
1K5
+VCC
LD4
RED
R239
22K
3
2
1
U12A
NJM4580M
VR32
W50K
PEAK
C105
47u/25V
R259
3K9
R273
36K
C186
22P
VR29
W50K
C107
47u/25V
R297
5K1
AUX-2
LEVEL
AUX-POST
VR31A
JQ10K
VR31B
JQ10K
R296
5K1
R299
5K1
LEFT-BUS
RIGHT-BUS
PAN
PGND
AUX-PRE
T
R
S
RN
TN
T
R
S
RN
TN
80HZ
2.5K
GND-INS
INSERT4
LINE IN1
LINE IN2
LINE IN3
LINE IN4
MIC 1
MIC 2
MIC 3
MIC 4
8
4
U3C
NJM4580M
8
4
U6C
NJM4580M
8
4
U2C
NJM4580M C203
100n
C201
100n
C204
100n
C202
100n
+VCC
-VCC
C205
100n
C206
100n
8
4
U5C
NJM4580M
U1~ U12=
8
4
U8C
NJM4580M
8
4
U11C
NJM4580M
8
4
U12C
NJM4580M
8
4
U9C
NJM4580M
S8-PU1
S8-PU1.SCH S8-DSP
S8-DSP.SCH S8-IN2
S8-IN2.SCH
PH PWR
1
CN1A
5PIN
1
CN2A
5PIN
1
CN4A
5PIN
2
CN1B
5PIN
2
CN4B
5PIN
3
CN1C
5PIN
3
CN4C
5PIN
4
CN1D
5PIN
4
CN4D
5PIN
5
CN4E
5PIN
1
CN3A
5PIN
2
CN2B
5PIN
2
CN3B
5PIN
3
CN2C
5PIN
3
CN3C
5PIN
4
CN2D
5PIN
4
CN3D
5PIN
5
CN3E
5PIN
GND-INS
5
CN1E
5PIN
5
CN2E
5PIN
GND-INS
J2
POST
(PRE)
J1
POST
(PRE)
J3
POST
(PRE)
J4
POST
(PRE)
C287
100n
C288
100n
C289
100n
C290
100n
C291
100n
C292
100n
C293
100n
C294
100n
C295
100n
C296
100n
C297
100n
C298
100n
C299
100n
C300
100n
C301
100n
C302
100n
C303
100n
C304
100n
(SOLTON 1K2)
用
TR15
HR
TR16
A1316
R15
1K50
-VCC
+VCC
R52
2K49
R51
2K49
C16
10n
R389
470R
TR25
HR
TR26
A1316
-VCC
+VCC
TP1
TP2
TP3
TP4
TP27
TP28
TP29
TP30
L1
0R0
3
2
1
U1A
NJM4580M
5
6
7
U1B
NJM4580M
C48
22P
C50
22P
R403
5K11
R402
5K11
R58
2K49
-VCC
R57
2K49
TR35
HR
+VCC R53
2K49
D4
BAS316
+VCC
R28
20K
-VCC
R417
10K0
R418
10K0
R404
5K11
C57
22P
8
4
U1C
NJM4580M
8
4
U4C
NJM4580M
8
4
U7C
NJM4580M
8
4
U10C
NJM4580M
R48
4R7
R49
4R7
C8
1n
C7
1n
C52
1000u/10V
R398
4R7
VR9
O10K
R16
1K50
R60
2K49
C2
330P
C17
10n
R390
470R
R59
2K49
C32
47u/63V
C33
47u/63V
R31
6K34
R32
6K34
C23
22u/35V
C21
22u/35V
R4
6K81
R3
6K81
PH PWR
TR17
HR
TR18
A1316
R17
1K50
-VCC
+VCC
R65
2K49
R64
2K49
C35
10n
R391
470R
TR27
HR
TR28
A1316
-VCC
+VCC
L2
0R0
3
2
1
U4A
NJM4580M
5
6
7
U4B
NJM4580M
C60
22P
C61
22P
R406
5K11
R405
5K11
R94
2K49
-VCC
R91
2K49
TR36
HR
+VCC R56
2K49
D5
BAS316
+VCC
R40
20K
-VCC
R419
10K0
R420
10K0
R407
5K11
C62
22P
R19
4R7
R20
4R7
C10
1n
C9
1n
C53
1000u/10V
R399
4R7
VR17
O10K
R18
1K50
R61
2K49
C3
330P
C31
10n
R392
470R
R127
2K49
C34
47u/63V
C36
47u/63V
R33
6K34
R34
6K34
C26
22u/35V
C25
22u/35V
R6
6K81
R5
6K81
PH PWR
TR19
HR
TR20
A1316
R21
1K50
-VCC
+VCC
R66
2K49
R129
2K49
C38
10n
R393
470R
TR29
HR
TR30
A1316
-VCC
+VCC
L3
0R0
3
2
1
U7A
NJM4580M
5
6
7
U7B
NJM4580M
C64
22P
C82
22P
R409
5K11
R408
5K11
R144
2K49
-VCC
R126
2K49
TR37
HR
+VCC R90
2K49
D6
BAS316
+VCC
R42
20K
-VCC
R421
10K0
R422
10K0
R410
5K11
C63
22P
R24
4R7
R25
4R7
C12
1n
C11
1n
C55
1000u/10V
R400
4R7
VR25
010K
R22
1K50
R128
2K49
C4
330P
C40
10n
R394
470R
R191
2K49
C37
47u/63V
C39
47u/63V
R35
6K34
R36
6K34
C28
22u/35V
C27
22u/35V
R8
6K81
R7
6K81
PH PWR
TR21
HR
TR22
A1316
R23
1K50
-VCC
+VCC
R130
2K49
R379
2K49
C44
10n
R395
470R
TR31
HR
TR32
A1316
-VCC
+VCC
L4
0R0
3
2
1
U10A
NJM4580M
5
6
7
U10B
NJM4580M
C84
22P
C110
22P
R413
5K11
R412
5K11
R380
2K49
-VCC
R165
2K49
TR38
HR
+VCC
R135
2K49
D7
BAS316
+VCC
R43
20K
-VCC
R423
10K0
R424
10K0
R411
5K11
C83
22P
MIC GAIN=-10~-60dB
LINE IN GAIN=+10~-40dB
C319
47u/25V
C318
47u/25V
C320
47u/25V
C321
47u/25V