Service Manuals, User Guides, Schematic Diagrams or docs for : . Various SM scena Symetrix 572_sch_1B03
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MUSIC
INPUT R26 R85
C11 100pF
1K00 9K09
TB1-2 2 R53 R54 R80 R81
+ C24
R24 C100 1K 1K 1K 1K
+15 TO SHEET 4 10 PF SHOWN IN
R75 C13 10K0 .1
VC NORMAL
100K 470 pF R44 POSITION
8 C37 39K
3 2 4.7 NP R65 R121
TB1-3 BYPASS
GND C14 1 4K3 4K3 +15 SWITCH
470 pF 3 U1C
U3A C71
R74 SW5A
4 RC4560 SSM2120 .1 1 SW5B
100K R84 R67 L1
5 6 2 4
9K09 39K BEAD +VC CFT
TB1-1 1 8 JP1 3 5
- -15 C101 8 4 2 JPR-PGM 6
R27 SIG IN OUT
.1 1
1K00 7 3
-VC U5A
R66 B A
C12 R25 47 4 RC4560
100pF 10K0 C70 SW5C
-15 R48 SW5D 9
C34 R83 R82 R68 .1 12 8
10K
.0022 MY 200 200 11 7
7K5 10
R131
PAGE TO SHEET 2 10K0 C87
HOUSE CENTS 1/35t R125 C55
10K
FEED R22 C35 82 pF
R31 R33 C15 10K0 10PF
1K00 9K09 100pF U1D R126
TB1-5 5
+
SSM2120 R47 10K
R28 L2
R132 19 18
10K0 BEAD +VC CFT 39K
R76 C17 39K 6
100K 470 pF 16 20 6 7
SIG IN OUT U8B C57
7 5 R129
C38 17 5 RC4560 100/35 100
-VC U5B
TB1-6 6 6 4.7 NP 9 TB1-9
7 R51 RC4560 R128
GND C18 +
5 47 10K0
470 pF
U3B
R77 RC4560 R46 R45 R144
C25 D13 C56
100K R78 200 200 10K
R32 4K7 .0022 MY 1N4148 82 pF
R30
1K00 9K09
TB1-4 4 10 TB1-10
C33 R127
- C16 GND
100pF C40 100 pF
10K0
R29 4.7 NP +15
10K0
R64 C75 R143
2 CW>
C39 50KB
3 1 8 .1 10K
150 pF 2
C22
PAGE 1 C58 R130
330 pF 3
OVER U8A 100/35 100
MUSIC 8 TB1-8
R42 C68 RC4560
+15 R79 4 -
R40 .1 100K 1%
4K7 6 U6B
C29 7 -15 C74
R39 R34
49K9
6 .022 MY 8 5 .1 AUDIO
+15 7 3 RC4560
100.0 100.0
R43 5 1 OUTPUT
C66 4K7 U4B 2
U7A
.1 RC4560 R55
J2 R36 4 LF353N
C19 8 C21 100K D10
XLR 100K
470 pF 2 4.7 NP C69 1N4148 TO SHEET 4
PAGE 2 1 -15 .1 6
A2
3 3 TEST 7
U4A R57
MIC POINT R58 5
4 RC4560 2
3 C20 100K U7B
R37 C32 2M
INPUT 470 pF
100K MIC. LEVEL .47/35t LF353N
C31 D11
R38 R35 R70 R56 47 pF R63
-15 C67 1 1N4148 14926 35th AVE WEST
50K TRIM 10K R59 10K
.1 LYNNWOOD, WA 98037
100.0 100.0 R69 R60 470K
R41 47K Title
2K
C30 R62
49K9 R61 SCHEMATIC 572
C23 4.7 NP
5K1
100K Size Document Number REV
330 pF
B 572_1B2.SCH B3
-15
Date: August 18, 1993 Sheet 1 of 3
R13 +15 +5
45K3
D6 R145 R146
R15 SW1A 1N4148 C4 22M 22M
3 150PF
2
HI 499 1 R11 R5 R155 LOG AMP
SENSE GAIN D5 45K3 16K 22M +5
1N4148 U1A
+15 R8 R7 C1 SSM2120 R1
C2 .1 MY
6 5K1 2K 2K
R14 +15 -15 C107 .012 MY 7 9
LOW REC IN TO SHEET 4
45K3 .1 5 3
OUT SENSE
U2B 1
THRESH
D3 8 C3 2 C79 R2
RC4560 LOG AVG
R16 1N4148 2 .012 MY 1/35T 13K
4 1 R6 C6
5 3 100K .0022 MY
499 U2A
6
SW1B R12 RC4560
D4 4
SW 2PDT 45K3
1N4148 R3
C7 +5 R4 R154 1K
-15 C5 82K
150 pF 1M3
-15 C108 R148 R147 3.3/25T
FROM POWER AMP SENSE GAIN
.1 22M 22M
TB2-8 -15 -15 TO SPEAKER
+ 8 5
3 10 +
1 TB2-10
- 7 6 +24
4 9 TB2-9
TB2-7 2 -
7
K1 8
RELAY STCU
5 D8
R156 LOG AMP
R158 22M +5
1N4003 U1B
TB2-5 470
EXT.
RELAY 6 FROM R21 C10 SSM2120 R20
Q4 .22 MY
CONTROL SHEET 3 2K00 2K
TB2-6 2N4401
R10
MUSIC CENTS
15
REC IN TO SHEET 4
14
10K OUT SOURCE
R98 12
2 470 SENSE D2 C9
THRESH
LOG AVG
13 R18
D1 2 3 LED RED .0022 MY C78 13K
RELAY
TB2-2 Q1 LED RED 10 pF
TO SHT 3 +5
2N4401 4 1 1 4
4 R153 R19
R9 J11
R17 82K 1K
4K7 C8
TB2-4 R157 3 2
1M3
470
3.3/25T
J10
-15
Q3
-15
2N4401
F1 T1
D22 +24 U17
1/2 AMP 120023 78M15 +15
120V 220V
1N4003
1 7 1 3
IN OUT
G
J3 C54 .1 D23 N C82
C51
6 5 4 1N4003 D
1000/35 10/35 C77
1 6 8 2
D24 .1
2
2 R122 1N4003 1
SW4 10
1 2 3 C52 C83 C76
0 D25 G
SW PWR SEL 1000/35 N .1
5 9 1N4003 2 D OUT 3 10/35
IN
10
+15 U18 -15
U19 79M15
D26 7805 +5
1 2
+15 0 1 C64 11 1N4003 1 3
IN OUT
.1 G
I + D27 N
R V D
R120 E 1N4003 VDD +5
C84 C85
150K G F U1E 2
N - C53 10/35 .1
D V D28
SSM2120 1000/35 14926 35th AVE WEST
2 1 1N4003 LYNNWOOD, WA 98037
2 1
D29 Title
C65 1N4003
SCHEMATIC 572
-15 .1
Size Document Number REV
B 572_1B2.SCH B3
Date: August 18, 1993 Sheet 2 of 3
+5 R118 1K00 C42 22uF/25 NP
+15
+2 +5 +9 +15 +20 +26 +30 +40 C104 C50
U11 R117 R87
.1 .1 +15
D14 LED RED D16 LED RED D18 LED RED D20 LED RED DAC08 2K00 3K16
2
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