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1 2 3 4 5 6 7 8
CONN2
IN+
IN+S
D IN-S MOD2 D
IN- FILTER-CARD
GNDS
8 17 LOW+HIGH FREQ AMP
GND IN+1 +12V +12V
7 18 BASE-AMP.sch
IN-1 GND
JACK STEREO SW 3 19
GND-AUDIO -12V -12V
1
CONN10 ANALOG-POT-SEND
27
HIGH-OUT HIGH-OUT
R1 R79 2 28
1 ANALOG-POT-W LOW-OUT LOW-OUT
3 1K0 33K 4 24
2 INSERT-RETURN MUTE-CMD MUTE-CMD
6 10
SW3 INSERT-SEND LIM-LED
5
C3 DEVIATORE 2X2 S MIX-INPUT
XLR FEMALE 2
20
1 FILTER-CARD-READY FILTER-CARD-READY
1n0 3
26 MODULE-MUTE-CMD
C48 +HV-REF +HV-REF MODULE-MUTE-CMD MODULE-MUTE-CMD
15 25
5 GREEN-LED GREEN-LED -HV-REF -HV-REF R80
14
4 RED-LED RED-LED 1K0
13 9
1n0 C4 6 SDA SDA +5V5 +5V5
12
SCL SCL
11 21
CONN14 EQ/MODE AUX1 J16 PIN
1n0 16 22
GNDM IR-RX IR-RX AUX2 J17 PIN
23 LED3
2 AUX3 J18 PIN
R2 R81 29 RED LED
3 AUX4 J19 PIN
30
1 1K0 33K GND
XLR MALE VR6
J3 J4
SW4
PIN PIN 6
EQ/MODE R90 4
EQ/MODE
270 5
4053 BY-PASS
3
R3 1
20KA NOT USED 2
R85 INT-PUSH 2X2
+12V FUNCTION TABLE
C R82 4K7 C
ZD5 C49
CONN15 2K2 INPUTS CHANNEL ON
FLAT26
1 MODULE-INSERT-RETURN R83 ZENER 5V1 10u/16 IN X/Y/Z
2 MODULE-INSERT-SEND
16
2K2 R88 R89
3 100K 100K L L X/Y/Z - X0/Y0/Z0
MODULE-MUTE-CMD R84 U8
4 MODULE-MIX
14 12 L H X/Y/Z - X1/Y1/Z1
5 INSERT-CMD 2K2 X X0
13
6 MIX-CMD X1 H X NONE
VDD
7 VR4
15 2
8 Y Y0
VDD 1
9 Y1 DEFAULT X/Y/Z = X1/Y1/Z1
10 PTC 10R/54V 160