Alto Dragonfly PM-12 Service Manual page 24

1 2
R163
10K0
3c R
4d RN
LINE IN 9
2b TN
C152
1a T
100P
LEFT(MONO)
5e
S
R164
10K0
X10
JY-6351G-02-250
C153
C65
100P
D
22P
R165
10K0
R
3c
4d RN
LINE IN 10
2b TN C154
1a T 100P
RIGHT
5e
S
R166
10K0
X11
JY-6351G-02-250
C155 C66
100P 22P
R183
10K0
3c R
4d
RN
LINE IN 11
2b TN C160
1a T 100P
LEFT(MONO)
5e S
R185
10K0
X12
C
JY-6351G-02-250
C161 C78
100P 22P
R187
10K0
3c R
4d
RN
LINE IN 12
2b TN C162
1a T 100P
RIGHT
5e S
R189
10K0
X13
JY-6351G-02-250
C163 C80
100P 22P
STEREO AUX STEREO AUX
3c
B
4d
RETURN1 RETURN3
2b
1a AUX-RTN1-L
LEFT 1
5e
(MONO / MASTER) (MONO / MASTER)
X15
JY-6351G-02-250
3c
4d
2b
RIGHT 1
1a AUX-RTN1-R
5e
X16
JY-6351G-02-250
STEREO AUX STEREO AUX
3c
RETURN2 RETURN4
4d
2b
LEFT 2
1a AUX-RTN2-L
5e
X17
JY-6351G-02-250
3c
4d
A
2b
RIGHT 2 1a AUX-RTN2-R
5e
X18
JY-6351G-02-250
1 2
3
C71
22P
R205
R171 C109
AUX-SEND1
2K
10K0 47u/25V
2
1 PRECH9
3
U11A
4580M R77
R173
20K
10K0
SW5A
PS-22E85L (LEVEL +4dBu/-10dBv)
AUX-SEND2
C72
22P
R206 R174
C110
2K
10K0 47u/25V
6
7 PRECH10
5
U11B
R78
4580M AUX-SEND3
R176
20K
10K0
SW5B
PS-22E85L (LEVEL +4dBu/-10dBv)
C77
22P
AUX-SEND4
R209
R184 C116
2K 10K0
47u/25V
2
1 PRECH11
3
U13A
R79
4580M
R186
20K
10K0
SW6A
PS-22E85L (LEVEL +4dBu/-10dBv)
C79
22P
R210
R188 C117
2K
10K0 47u/25V
6
7 PRECH12
5
U13B
R80
4580M
R190
20K
10K0
SW6B
PS-22E85L (LEVEL +4dBu/-10dBv)
(TO PM12MN2)
3c
4d
2b
1a AUX-RTN3-L
LEFT 1
5e
X19
JY-6351G-02-250
3c
4d
2b
RIGHT 1
1a AUX-RTN3-R
5e
X20
JY-6351G-02-250
3c
4d
2b DFXOUT-L
LEFT 2
1a AUX-RTN4-L
5e
X21
C7 C8
JY-6351G-02-250
470u/25V 470u/25V
-VCC +VCC
3c
4d L1 L2
2b DFXOUT-R 1uH 1uH
RIGHT 2 1a AUX-RTN4-R
PH PWR +5VD
5e
X22
JY-6351G-02-250
GND PGND DGND
3
4 5
R111
120R
R 3c
RN 4d
R10
TN 2b
AUX SEND1
120R
T 1a
R112
S 5e
120R
X23
JY-6351G-02-250
R113
120R
R 3c
RN 4d
TN 2b SUB1-L
AUX SEND2
T 1a
R12
R114 120R
S 5e
120R
X24
JY-6351G-02-250
R1
120R
R 3c
RN 4d
TN 2b
AUX SEND3
T 1a
R6
120R
R8
S 5e R
120R
RN
X25 TN
T
JY-6351G-02-250
R7
S
120R
R4
120R
R 3c
RN 4d
R5
TN 2b
AUX SEND4 120R
T 1a R
RN
R9
S 5e TN
120R
T
X26
R11
JY-6351G-02-250 S
120R
MAIN-R-2
MAIN-R-3
MAIN-L-2
MAIN-L-3
R14 R16
120R 120R
1 7
2 8
R22
3 R21 9
P 5K1
5K1
SW1A SW1C
PS-42E85L PS-42E85L
R17
R15
120R 120R
R13 R18
120R
120R
4 10
5 11
R24 5K1
6 12
L(WHITE)
P P
R23
SW1B 5K1 SW1D
PS-42E85L PS-42E85L
R19 R20
120R
120R
R(RED)
C166
680P
D1 D2
5V1 300MW 5V1 300MW
C164 R350
10u/63V 10K
MAIN-L-2 2
1
R348
3
82K
發變更修改
20040902 R349,9348
U26A
改成 4580M
6K8 82K
C167
680P
CN9
LIMITER
1
D3 D4
2
3
5V1 300MW 5V1 300MW CON3
C165 R351
10u/63V 10K
MAIN-R-2 6
7
R349
5
82K
U26B
4580M
CN1 CN8
2.5-8P 2.5-8P
1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
23
4 5
6
SUB OUT1 SUB OUT2
R 3c R 3c
RN 4d RN 4d
R25
TN 2b TN 2b
120R 120R
1a 1a
T T
S 5e S 5e
X33 X34
JY-6351G-02-250 JY-6351G-02-250
SUB1 INSERT SUB2 INSERT
R 3c R 3c
RN 4d RN 4d
TN 2b TN 2b
1a SUB2-R 1a SUB3-L
T T
R26
5e 5e
S S
120R 120R
X37 X38
JY-6351G-02-250 JY-6351G-02-250
MAIN INSERT L
MAIN-RTN-L R 3c DFXOUT-R
RN 4d
TN 2b
MAIN-INS-L 1a DFXOUT-L
T
R2
3c S 5e
120R
4d
X6
2b
MAIN R (UNBAL)
1a JY-6351G-02-250
5e
X32 MAIN INSERT R
JY-6351G-02-250 MAIN-RTN-R R 3c
RN 4d
TN 2b
3c MAIN-INS-R 1a FOOTSW
T
4d
R3
2b S 5e
MAIN L (UNBAL) 120R
1a
X7
5e JY-6351G-02-250
X31
JY-6351G-02-250
MAIN OUT
(BALANCED)
2
C2
3
1 47u/25V
RIGHT
X30
JY-5030-030G R36
MAIN-L-2
C1
22K
2
47u/25V
3
R37 R33
1 MAIN-R-2
22K
30K
LEFT
X29
JY-5030-030G
TAPE IN TAPE OUT
C97
X14
22P
SCP6873NS3232
R161
10K
1 4 MAIN-L-2
R203 2
1K
PHONES-R 3
2 5 MAIN-R-2
BA15218N
R204
C98
1K
22P
R162
2TK-IN-L
10K
2TK-IN-R 6
PHONES-L 5
U24B
BA15218N
(TO PM12MN2)
CN4
MAIN-INS-L
MAIN-INS-L 1
MAIN-INS-R
MAIN-INS-R 2
FOOTSW
FOOTSW 3
DFXOUT-L
DFXOUT-L 4
DFXOUT-R
DFXOUT-R 5
CN2.0-5P
CN2
PRECH9 (TO PM12MN2)
PRECH9 1
PRECH10
PRECH10 2
AUX-SEND1
+VCC 3 AUX-SEND1
AUX-SEND2
4 AUX-SEND2
AUX-SEND3
5 AUX-SEND3
AUX-SEND4
-VCC 6 DFX SEND
PRECH11 CTRL-R-L
PRECH11 7 CTRL-R-L
PRECH12 CTRL-R-R
PRECH12 8 CTRL-R-R
PHONES-R
PHONES-R
PHONES-L
CN2.0-8P
PHONES-L
(TO PM12MN2)
SUB1-L
(TO PM12MN2)
SUB1-L
CN3 SUB2-R
SUB2-R
AUX-RTN1-L SUB3-L
AUX-RTN1-L 1 SUB3-L
AUX-RTN1-R SUB4-R
AUX-RTN1-R 2 SUB4-R
AUX-RTN2-L 2TK-IN-L
AUX-RTN2-L 3 2TK-IN-L
AUX-RTN2-R 2TK-IN-R
AUX-RTN2-R 4 2TK-IN-R
AUX-RTN3-L MAIN-RTN-L
AUX-RTN3-L 5 MAIN-RTN-L
AUX-RTN3-R MAIN-RTN-R
AUX-RTN3-R 6 MAIN-RTN-R
AUX-RTN4-L MAIN-L-2
AUX-RTN4-L 7 MAIN-L-2
AUX-RTN4-R MAIN-L-3
AUX-RTN4-R 8 MAIN-L-3
MAIN-R-2
MAIN-R-2
MAIN-R-3
CN2.0-8P
MAIN-R-3
6
7 8
PM12PU2
SUB OUT3 SUB OUT4
R 3c R 3c
RN 4d RN 4d
R27 R29
TN 2b TN 2b
120R
1a 1a
T T
S 5e S 5e
X35 X36
JY-6351G-02-250 JY-6351G-02-250
SUB3 INSERT SUB4 INSERT
R 3c R 3c
RN 4d RN 4d
TN 2b TN 2b
1a SUB4-R 1a
T T
R28 R30
5e 5e
S S
120R
X39 X40
JY-6351G-02-250 JY-6351G-02-250
DFX OUTPUT
CTRL ROOM OUT
R115
3c
120R
4d 3c
2b 4d
1a 2b
LEFT
CTRL-R-L 1a
5e
R116
5e
X1
120R
JY-6351G-02-250 X27
JY-6351G-02-250
FOOTSWITCH
R117
3c
120R
4d 3c
2b 4d
1a 2b
RIGHT
CTRL-R-R 1a
5e
R118
5e
X2 120R
X28
JY-6351G-02-250
JY-6351G-02-250
R34 C4
3K6 22P MONO
R32
R35
120R
36K
3c
VR1 RN 4d
W50K 6 TN 2b
7 1a
T
5
R31
S 5e
120R
C3
U1B X5
47u/25V
4580M JY-6351G-02-250
3c
4d
PHONES1
R119 2b
120R 1a
2 5e
1
X3
1 3
R120 JY-6351G-02-250
120R
U24A U25A
BA15218N
3c
4d
PHONES2
2b
R121
1a
120R
5e
6
X4
7
JY-6351G-02-250
7 5
R122
120R
U25B
BA15218N
C142 C144 C146 C168
100N 100N 100N 100N
+VCC
U11C U13C U1C U26C
4580M 4580M 4580M 4580M
-VCC
C147 C149 C151 C169
100N 100N 100N 100N
CN6
1
R347
2 C107 C140
47R
3 47u/25V 100N
4 +VCC
5
6 U24C U25C
7
BA15218N BA15218N
R346
8
47R
CN2.0-8P
-VCC
C108 C141
47u/25V 100N
(TO PM12PU1)
CN5
CN7
1
CN3.9-4P
2
3 PH PWR 1
4 2
5 +VCC 3
6 -VCC 4
7
8
Titel
INPUT STAGE STEREO
9
10 PCB# PM12PU2.PCB
11
Size Model No: Revision
12
ALTO PM12
A2
VER030220
CN2.0-12P
8-Mar-2005
Date: Sheet 2 of 2
File: PM12PU2.Sch Drawn By: KEVIN LIN.
7 8
D
C
B
A