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TB2
BLACK
BLACK
WIRE
WIRE
8A/65C
WC1
CSA
C1
22n
POWER
SWITCH/
CIRCUIT
BREAKER
TAB3
BROWN
BLUE
GRN/YELL
240\220 VAC 50 Hz LINE
ENCLOSED CIRCUITRY IS OFF-PCB
D34
1N4004
D36
D35
1N4004
C28
47K
63v
R65
220n
FTSENSE
LTSENSE
RTSENSE
GND
LOW VOLTAGE SWITCHING SUPPLY
R49
10K
500mW
C23
R51
63v
22n
10K
25v 1n
GND
51v
500mW
D22
Q12
MPSA06
D30
D29
1N4004
1N4004
D27
D28
1N4004
1N4004
Q11
51v
MPSA56
500mW
D21
GND
GND
25v 1n
C22
R50
63v
10K
22n
500mW
7805
BDX53C
MJ15031
7815
7915
B
C
E
B C E
MVSEC0
FOR 220V OPERATION
MVSEC180
GREEN WIRE TO EY1
ORANGE WIRE REMOVED
FROM EY1
TOROID
TR1
EY5
GREY
ORN
EY1
240V
EY6
BLUE
BLUE
EY7
220V
GRN
EY8
YELLOW
YELLOW
EY9
220/240VAC
EY10
YSL#1315
RED
RED
EY11
EY4
BRN
WHITE
EY12
EY2
VIOLET
ENCLOSED CIRCUITRY
VIOLET
EY3
IS OFF-PCB
C27
100V 100n
GND
WC2
TP1
+28v @ 80 DEGREES CELSIUS
(TEMP MEASURED AT SENSOR)
TP2
FAN VOLTAGE 2V MIN AMPLIFIER COLD
20V MAX AMPLIFIER HOT
TP1
R17
4K7
CHASSIS
Q4
MPSA56
18V
R19
V+
500mW
10K
16v
ZD1
500mW
ZD7
1K
R20
R67
15K
4K7
R15
47K
R66
Q19
MPSA56
MC1
1
KILL
2
3
4
R41
68K
MPSA56
Q8
C16
D20
R32
25v
D38
20V
100K
4u7
R70
3K3
R46
GND
Q10
1K
D
MPSA06
Q18
G
N
C21
MTA3055E
S
R48
R44
470R
2K
R61
R60
R59
R58
1R
1R
1R
1R
R30
33R
C26
25v
R33
2200u
15K
GND
30v
C25
500mW
25v
D16
2200u
R29
33R
R57
R56
R55
R54
1R
1R
1R
1R
R43
R47
2K
470R
C20
S
Q17
G
P
R45
MTA2955E
Q9
D
1K
MPSA56
R69
GND
3K3
D19
C15
20V
D37
R31
25v
100K
4u7
R52
10K
MPSA06
MTA3055E
R42
MTA2955E
MPSA43
68K
MPSA56
MPSA06
BC550C
E B C
C B E
G D S
SERVICE WARNING: POTENTIALS CLOSE TO 200 VDC, USE CAUTION.
POWER SUPPLY
DB1
3
1
T15A
T12A
4
2
13AMP
DB2
T12A
3
1
T15A
4
2
T1A
13AMP
FAN SPEED CONTROL CIRCUIT
VM+
D5
1N4004
C8
50v
R6
10u
820K
GND
500mW
68K
68K
68K
R1
R2
R3
D2
D3
R5
1K
D4
500mW
R4
SENSOR:
15K
100K @ 25~
50K @ 40~
25K @ 55~
GND
10K @ 80~
V+
R53
VM+
2K
R22
R39
10K
100K
R37
10K
4v7
500mW
D18
V+
Q15
7815
Q6
V+
1
3
IN
OUT
REF
1N4004
C18
R35
2
D32
R25
25v
4K7
4u7
10R
AG
2
1
X2
C17
R34
1N4004
25v
1
4K7
D33
AG
4u7
REF
2
IN
OUT
3
V-
Q16
7915
V-
4v7
500mW
D17
R36
10K
R38
100K
R40
Q7
VM-
2K
DATE:
SEP/27/94
YORKVILLE
NAME:
M1057E.SCH
C4
100v
150u
C5
LOW ESR
63v
CAPACITOR
470u
C6
LOW ESR
63v
CAPACITOR
470u
C7
100v
150u
1N4004
1N4004
D9
D10
ZD4
500mW
20v
ZD5
R7
R16
R68
500mW
6K8
6K8
10K
20V
1u
63V
C11
R9
R18
30K
4v7
4K7
ZD2
R8
Q2
A06
30K
R10
C9
25v
220R
22n
D7
Q1
500mW
BC550
D6
D8
4v7
ZD3
C10
25v
470u
EY30
EY21
GND
BLK WIRE
RED WIRE
40CFM
VH+
FAN
R26
18R
PHANTOM POWER SUPPLY
Q13
MJ15031
MPSA43
Q5
D23
C19
10n
63v
1N4004
D14
C12
43V
R23
R21
50v
C13
500mW
100K
3K3
100u
50V
22u
R28
4K7
AG
AG
AG
D15
R24
22K
500mW
6V2
MPSA06
R27
3K3
R64
V-
100K
Q14
7805
1
3
+5V
IN
OUT
REF
D31
2
1N4004
1N4004
C14
D26
C24
25v
16V
4u7
4700U
1N4004
1N4004
D24
D25
DG
NOTE: CAPACITOR VOLTAGE RATINGS SHOWN ARE MINIMUM REQUIRED.
ACTUAL PARTS MAY HAVE HIGHER VOLTAGE RATINGS.
ALL UNMARKED DIODES ARE 1N4148.
AUDIOPRO_1212E/1216E_MIXERS
MODELS:
PCB#&VER:
M1057-3.21
VH+85V
RED
WC3
VM+50V
YELLOW
WC4
LOG
BLACK
WC5
PG
BLACK
WC6
ROG
BLACK
WC7
VM-50V
WHITE
WC8
VH-85V
BLUE
WC9
D11
D12
1N4004
1N4004
ABOUT
5 WATTS
Q3
BDX53C
4v7
ZD6
TP2
R11
R12
R13
2R2
2R2
2R2
V+
R63
1K
TO_M1055
V-
1
AG
V-
AG
PHANT+
+5V
V+
V+
ENABLE48
DG
DG
8
YSL_PT#3613
GND
5 VOLT SUPPLY
SCH ISSUE:
2.20
TITLE:
SUPPLY?FAN_PCB
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