Q II - FOH
Schematics
Klark Teknik Building
Walter Nash Road
Kidderminster
Worcestershire
DY11 7HJ
Tel: +44 (0) 1562 741515
Fax: +44 (0) 1562 745371
Email: info@uk.telex.com
Website: www.ddaconsoles.com
Q II - FOH Schematics
Telex Communications (UK) Limited
In line with the company’s policy of continual improvement, specifications and function maybe subject
to change without notice. This Operator Manual was correct at the time of writing. E&OE.
R1
R6
390R
1
2
3
4
5
LED18
RED
SW28
2PSUJ
LED19
RED
SW27
2PSUJ
LED20
RED
SW26
2PSUJ
LED21
RED
SW25
2PSUJ
LED22
RED
SW24
2PSUJ
LED23
RED
SW23
2PSUJ
LED24
RED
SW22
2PSUJ
LED25
RED
SW21
2PSUJ
DIN41612
CON10
32A 32B
31A 31B
30A 30B
29A 29B
28A 28B
27A 27B
26A 26B
25A 25B
24A 24B
23A 23B
22A 22B
21A 21B
20A 20B
19A 19B
18A 18B
17A 17B
16A 16B
15A 15B
14A 14B
13A 13B
12A 12B
11A 11B
10A 10B
9A 9B
8A 8B
7A 7B
6A 6B
5A 5B
4A 4B
3A 3B
2A
1A 1B
DIN64ROT
SW1
470R
R3
6K8
R4
1K8
SW2
2PSUJ
-20dB
R5
1K8
100U
16V
R39
10K
NON VCA
LK10
12
1 2
13
LINK
VSS
VCAMUTE
CVINPUT
VCA CONTROL
RESET
V-LED
MWKGROUNDMWKGROUND
2B
C1
2U2
63V
R2
6K8
MIC
CON1
1
2
3
3WAY
MH
WIR1
1
2
3
3WAY
WIR
LINE
CON2
1/4JACK
D5
MUTE8
D6
MUTE7
D7
MUTE6
D8
MUTE5
D9
MUTE4
D10
MUTE3
D11
MUTE2
D12
MUTE1
0V 0V
-18V
+18V
FB1
FB3
AUX1 AUX2
AUX3 AUX4
AUXREF BUSREF
BUS1 BUS2
1C2 BUS3
BUS4 3C4
BUS5 BUS6
5C6 BUS7
BUS8 7C8
BUS9
BUS11
BUS13
BUS15 BUS16
LMIX RMIX
CMIX MIXREF
PFL SOLO_L
SOLO_R SOLO_C
IPSOLOEN
RESET FLASH
MUTE1 MUTE2
MUTE3 MUTE4
MUTE5 MUTE6
MUTE7 MUTE8
2PSUJ
C19
1
2
+48V
R223
100K
VDD
VSS
1 2
T1 (OPT)
8 2
6 4
1 2
IC13D
CD4001
+48V+48V
FB2
FB4
BUS10
BUS12
BUS14
LK1
C43
22U
25V
IC12A
CD4093
-18V
+18V
LK2
R155
2K2 R157
+48V
NTM1
1
HF EQ
2KHz - 20KHz
7
10KB
VR3C
9 10
8
C41
22U
25V
R142
100K
SOLO
2PSUJ MOM
SW19
11
ON
CON9
4WAY
MH
47K
33U 63V
R42
10K
1 2
1 2
4
3
2
1
VDD
VSS
D13
3
RESET
G7
G5
G3
G1
0V
PANR
RSUB
PANL
LSUB
MONO
MIXC
DIRECT
AUX4W
G7S
G5S
G3S
G1S
0VS
PANRS
RSUBS
PANLS
LSUBS
MONOS
MIXCS
DIRECTS
AUX4WS
33U 63V
SCENE
MUTE
R43
6K8
LK30
LK29
C3
MIDI MUTE
CON8
3WAY MH
R156
100K
MIC/LINE
LED1
LED2LED1
MID EQ
R12
1K2
VR4A
100KC
VDD
VSS
FLASH
R163
100K
C50
2U2
63V
C44
220U
25V
R16
56R
3
V-LED V-LED
TR28
BC212
1
C45
220U
25V
GRN
SW3
6PSUJ
R226
5K1
R14
220K
C70
22P
IC18B
6
7
5
TL072
C23
10N
R48
R47
3K3
3K3
V-
4
2
R49
3
8
3K48
C73
V+
100U
16V
VDD
R139
100K
IC12B
5
6
4
CD4093
CUT LAMP
CUT LAMP
10
LK8
1 2
ON LAMP
R170
11
10K
R190
10K
VDDVDD
C76
100N
0.2
VSS VSS
TR8
TR7
BC212
BC182
R164
10K
R158
4K7
R211
D32
IPSOLOEN
10K
IC14
78L05
3
VIN
VOUT
0
V
2
R179
1R
R177
10R
C46
22U
25V
C47
22U
25V
R178
10R
R180
1R
MWKGROUND
C5
100U
16V
R15
10K
2.5%
4 5
R224
2M2
IC5A
NE5532
R50
R51
D18
VR1
10KC ALPS
1 2
C7
3
1000U
6.3V
R18
10K
R13
1K2
POST_EQ
1 2
DIRECT
R45
10K
6
VR4B
100KC
C72
1
4
R147
47K
C51
2U2
63V
C48
22U
25V
R52
100U
Q
6K8
16V
470R
SW6
2K
2PSUJ
LK9
VDD
R149
VDD
100K
R148
47K
R151
100K
SERIES
V-LED
SHUNT
C77
100N
0.2
LED16
LED16
YEL
LED17
VDDVDD
R166
100K
TR9
R165
BC212
100K
R167
100K
V-LED
VDD
VSS
V+LED
V+
MICAMPV+
PL1
2
1
0V TEST POINT
C49
22U
25V
MICAMPV-
V-
V-LED
R169
R184
0R
33R
C8
10N
VSS
MIC/LINE GAIN
MICAMPV+
R17
10RC2
7
1
C4
3
D1
12V
R8
D2
100K
12V
D3
12V
R9
D4
100K
12V
R219
R220
C67
33P
V-
4
2
3
8
V+
LED17
LINK-OPT
LINK
3
2
1
VSS
VDD
LED15
LED16
R143
100K
TR1
BC182
R153
10K
VSS
VDD
1
D14
2
D15
CON11
12
34
56
78
910
11 12
13 14
15 16
17 18
19 20
21 22
23 24
25 26
26WAY
IDCBH
CON12
12
34
56
78
910
11 12
13 14
15 16
17 18
19 20
21 22
23 24
25 26
26WAY
IDCVF
MICAMPV+
3
24K
2
24K
MICAMPV-
R221
12K
R40
R41
10K
10K
67IC4B
IC4A
C20
1
5
22N
NE5532
NE5532
R44
3K
56VR3B
23VR3A
100KC
100KC
4
1
SAFE
LED17
8
YEL
9
SW20
2PSUJ
VSS
VDD
C40
47N
5
R141
3
2K2
R140
VDD
100K
VDD
VSS
R145
150K
R144
4K7
VSS
VSS
FLASH
VDD
C42
47N
VSS
9
D
R154
11
CLK
2K2
IC13A
D16
3
CD4001
D17
G7C8
G5C6
G3C4
G1C2
VCAMUTE
CVINPUT
V+LED
V-LED
CGROUP
POST
AUX4RET
G7C8S
G5C6S
G3C4S
G1C2S
V+LEDS
V-LEDS
CGROUPS
POSTS
AUX4RETS
8
C6
220PR724K
2 6 5
100U
SSM2017
16V
IC1
4
MICAMPV-
R10
10K
8
IC18A
R11
C69
1
TL072
8K2
100U
4
16V
C68
33P
R222
12K
C21
C22
33P
1 2
1N
2.5%
8
9 10
VR4C
7
10KB
HIGH
80Hz - 2.2kHz
IC13C
10
CD4001
R138
1M
IC11A
6
S
D
CLK
R
4
R146
100K
TR2
BC182
D31
8
IC11B
Q
S
R
Q
4013
1
0
VSS
+48V
+18V
0V
-18V
MIXREF
BUSREF
AUXREF
IC13B
5
6
CD4001
1
Q
2
IC12C
Q
8
4013
9
CD4093
IC12D
12
13
CD4093
R162
100K
R160
R161
47K
47K
13
12
VDD
R209
100K
R159
R208
100K
100K
R210
100K
+48V
R181
10R
R175
10R
R176
10R
R174
PAN BUFFER EARTH
1K
R173
PAN BUFFER EARTH
1K
R172
AUX POT EARTH
1K
0 REVERSE
R20
10K
C10
33P
V-
C9
R19
10K
100U
16V
LK3
C12
R23
LK4
10K
100U
16V
LK5
R46
10K C24
33P
IC5B
6
7
5
NE5532
R53
4K7
TR3
BC212LK7
LED15
R152
10K
LED16
TR5
BC182
LSUB
RSUB
CGROUP
POST_EQ
VDD
C60
47N
R168
100K
PRE_EQ
POST_EQ
POST
R171
0R
1
1
BRKT1VR1
1
1
BRKT1VR7
R21
4
IC2A
2
1
75R
3
TL072
8
V+
PR1
5K
R24
1/4V
22K
6
7
5
IC3B
TL072
3
C25
1 2
VR5A
6N8
2.5%
100KC
8
9 10
VR5C
10KB
7
MID EQLOW
525Hz - 15kHz
LED3 LED4
LCR MODE
LED3
YEL
SW13
6PSUJ
CGROUP
PFL/SOLO FETS
R111
4K7
R112
4K7
R113
4K7
R114
4K7
D19
D20
1 2
J175
D21
D22
D23
LK11
LK12
LK13
R121
11K
C38
2U2
63V
R122
3K9
TR19
TR23
J111
TR20
J175
J175
R115
47K
R116
47K
R117
47K
R212
100K
VSS
RP1
12346 9
8
TR21
R118
INTERNAL METER
R123
47K
0 REV
SW4
C11
100U
16V
2PSUJ
R22
10K
EXT METER
R25
CON3
1
3K6
2
3
3WAY
MHLR/A
C26
2.5%
6
68N
R57
R56
4 5
3K3
3K3
VR5B
100KC
R225
V-
2M2
4
IC6A
C74
2
1
R58
3
100U
NE5532
16V
8
3K48
C75
V+
100U
R59
16V
470R
R60
2K
R74
18K
VR7A
20KB
1
3 7
2
4
6 8
VR7B
20KB
5
R75
18K
TR24
J111
TR25
J111
TR26
J111
TR22
J175
V+LED
R119
100K
C37
2U2
63V
TR10
C61
BC182
TR11
BC182
2U2
63V
R120
47K
180R
V+LED
D28
18V
1
8X100K
23456789
57
IC15
BA6144
C39
2U2
63V
V-LED
HIGH PASS FILTER
R26
2K2
20Hz - 500Hz
C13
C14
5
5
2
68N
68N
6
VR2A
6
3
100KC
R27
3K6
VR2B
100KC
1
R28
4K7
R30
4
4K7
R29
R31
4K7
7K5
INSERT
R33
3
24K
2
R34
24K
R35
C16
12K
R54
R55
10K
10K C27
6
5
NE5532
R61
6K8
R62
4K7
PAN BUFFER
C34
100U
16V
R80
10K R84
R81
10K
R82
10K
C35
100U
16V
1 2
PRE_EQ
LK14
POST_EQ
LK15
POST_CUT
LK16
PRE_EQ
LK17
1 2
POST_EQ
LK18
POST_CUT
LK19
R129
TR12
BC182
100K
R130
TR13
BC182
100K
R131
TR14
BC182
100K
R132
TR15
BC182
100K
R133
TR16
BC182
100K
33P
LF EQ
20Hz - 500Hz
33P
IC6B
R65
7
4K7
7
R66
9 10
3K3
VR6C
8
10KBQ
R78
100K
V+
8
3
IC10A
1
2
10K
TL072
4
V-
R83
10K
R79
PRE
100K
SW9
2
2PSUJ
1
PRE
SW10
2
2PSUJ
1
PRE
SW11
2
2PSUJ
1
PRE
SW12
2
2PSUJ
1
LED9
LED9
-24
YEL
LED10
-18
YEL
LED11
C71
10U
-10
16V
YEL
LED12
0
GRN
LED13
+6
GRN
LED14
VU
LED
SW7
2PSUJ
V-
4
IC9A
2
1
3
TL072
8
V+
R76
100K
IC9B
6
7
5
TL072
R77
100K
SOLO_L
SOLO_R
SOLO_C
PFL
PEAK
LED14
LED14
RED
V-LED
HIGH PASS
IC2B
7
TL072
V+
8
4
V-
VR6A
VR6B
5
6
VR8A
20KB
3
VR9A
20KB
3
VR10A
20KB
3
VR11A
20KB
3
V+LED V+LED V+LED V+LED
V-LED V-LED
SW5
C15
100U
16V
2PSUJ
R32
10K
RETURN
IC3A
R37
1
TL072
75R
C17
R36
33P
12K
R63
10K
C66
100KC
1 2
220N
3
100KC
4 5
6
C28
22N
IC10B
C36
7
TL072
100U
16V
R86
R85
100K
10K
VR8B
5
20KB
6
4
VR9B
20KB
5
FB/AUX MUTE
6
OPTION
4
CON13
1 2
3
5
7
9
11
13
15
VR10B
5
20KB
16WAY
IDCBX
6
4
VR11B
5
20KB
6
4
C
LK20
R135
D24
100R
D25
TR17
BC212
R134
33K
LED1
SW36
INSERT POST EQ
(INTERNAL)
4PSUJ
C18
100U
16V
R38
10K
R64
10K
C29
V-
33P
4
IC7A
R67
1
CGROUP CGROUPS
MIXC MIXCS
POST POSTS
LSUB
PANL
C
LK25
PANR
C
R103
4K7
R104
4K7
R105
4K7
R106
4K7
R107
4K7
R108
4K7
R109
4K7
R110
4K7
AUX4RET AUX4RETS
TR18
BC212
LED15
C30
75R
100U
16V
PANRS
LSUBS
RSUBSRSUB
FB1
FB2
FB3
FB4
AUX1
AUX2
AUX3
DIRECTS
AUX4
AUX4WSAUX4W
R137
47R
V-LEDS
2
3
NE5532
8
V+
R214
680K
LK26
4
6
8
10
12
14
16
D26
D27
R136
33K
DIRECT
LK6
C
LED2
EQ
LED2
LED3
RED
SW8
2PSUJ
R68
10K
POST_EQ
PRE_EQ
POST_CUT
B
LK27
LK28
1 2
A
PAN
LED26
GRN
SW30
4PSUJ
V+LEDS
D29
R182
100R
D30
TR27
BC212
R183
33K
V-LEDS
DIRECT
LED32
GRN
SW29
4PSUJ
SUB PCB
LAST IC
IC17
LAST R
R230
LAST C
C75
LAST TR
TR28
LAST D
D32
LAST SW
SW36
LAST CON
CON14
LAST LK
LK38
LAST VR
VR11
LAST LED
LED32
C52
100U
16V
R185
10K
C56
100U
16V
R193
10K
SERIES
SHUNT
MONO
LED27
GRN
2PSUJ
GROUP1
LED28
GRN
GROUP3
LED29
GRN
GROUP5
LED30
GRN
GROUP7
LED31
GRN
PC1303
NOTE
FOR DIFFERING VERSIONS
FIT COMPONENTS AS BELOW
A STANDARD INPUT
B STEREO/MONO 16
C DEDICATED LCR
R201
V+
100R
C62
D33
22U
25V
6
7
4
SSM2142
3
215 IC16
R202
100R
C63
V-
V+
V-
SW31
SW32
4PSUJ
SW33
4PSUJ
SW34
4PSUJ
SW35
4PSUJ
R203
100R
4
3
R204
100R
V+
14
4
2
11
13
7
V-
PANLS PANL
G1S
INSERT
22U
25V
SEND
C64
22U
25V
7
6
SSM2142
IC17
215
DIRECT OUT
C65
22U
25V
IC8
V+
6
AI
AO
3
0V
5
AC
0V
9
BI
BO
8
0V
10
BC
0V
12
0V
1
V-
0V
SSM2402
PANRPANRS
MONOMONOS
G1
G1C2G1C2S
G3G3S
G3C4G3C4S
G5G5S
G5C6G5C6S
G7G7S
G7C8G7C8S
0V0VS
D35
C55
100U
8
16V
C54
100U
16V
D34
D36
D37
D39
C59
100U
16V
8
C58
100U
16V
D38
D40
MH
CON7
3WAY
FADER LINK CABLE
123
FADER BUFFER
C31
220N
680K
R70
R69
220K
MIX
LED4
LED4 LED5
GRN
LSUB
RSUB
SW14 4PSUJ
GROUP2
LED5 GRN
C
LK21
SW15 4PSUJ
GROUP4
LED6 GRN
C
LK22
SW16 4PSUJ
GROUP6
LED7 LED8
LED7 GRN
C
LK23
SW17 4PSUJ
GROUP8
LED8 GRN
C
LK24
SW18 4PSUJ
DDA, HOUNSLOW, MIDDX, TW3 2EB, ENGLAND.
TEL: (0)81-570-7161 FAX: (0)81-577-3677
Title
Q2 STANDARD INPUT (PC1302-2)
Size Document Number REV
D CD1177-2 A
Date: February 11, 1994 Sheet 1 of 1
INSERT
SEND
1
CON4
2
3
4
5
R215
1/4JACK
10K
R216
INSERT
10K
RETURN
1
CON5
2
3
4
5
1/4JACK
DIRECT
CON6
1
2
3
4
5
1/4JACK
R217
10K
R218
10K
IC7B
NE5532
5
6
C32
33P
4K7
LK31
LK32
LK33
LK34
LK35
LK36
LK37
LK38
C33
R71
7
75R
220U
25V
R72
10KR73
R87
4K7
LMIX
R88
4K7
RMIX
R89
4K7
CMIX
C
R90
4K7
A C
LED6LED5
R91
BUS9
B
A
4K7
R92
4K7
BUS1
B C
R93
4K7
BUS2
R94
4K7
1C2
A C
R227
4K7
BUS10
B
LED7LED6
R95
BUS11
B
A
4K7
R96
4K7
BUS3
B C
R97
4K7
BUS4
R98
4K7
3C4
A C
R228
4K7
BUS12
B
R99
BUS13
B
A
4K7
R100
4K7
BUS5
B C
R101
4K7
BUS6
R102
4K7
A C
5C6
R229
4K7
BUS14
B
LED9LED8
R186
BUS15
B
A
4K7
R187
4K7
BUS7
B C
R188
4K7
BUS8
R189
4K7
7C8
A C
R230
4K7
BUS16
B
PC1302
BUS1
BUS3
BUS5
BUS7
BUS9
BUS11
BUS13
BUS15
BUS2
BUS4
BUS6
BUS8
BUS10
BUS12
BUS14
BUS16
MTX1L
MTX2L
MTX3L
MTX4L
MTX5L
MTX6L
MTX7L
MTX8L
CON14
1
2
3
4
5
6
6WAY
FHV
MUTE1
MUTE2
MUTE3
MUTE4
+18V
0V
-18V
MIXREF
PAN BUFFER EARTH
CON10
CON9
INSERT
SEND
LK1
15
16
13
14
11
12
9
10
7
8
5
6
3
4
1 2
16WAY
IDCVM
LK2
15
16
BUSREF
13
14
11
12
9
10
7
8
5
6
3
4
1 2
16WAY
IDCVM
2
VR5
20KB
1
ALPS
2
VR6
20KB
1
ALPS
2
VR7
20KB
1
ALPS
2
VR8
20KB
1
ALPS
2
VR9
20KB
1
ALPS
2
VR10
20KB
1
ALPS
2
VR11
20KB
1
ALPS
2
VR12
20KB
1
V+ V-
ALPS
LED11
RED
D5
SW11
2PSUJ
LED12
RED
D6
SW12
2PSUJ
LED13
RED
D7
SW13
2PSUJ
LED14
RED
D8
SW14
2PSUJ
R133
1
10R
C45
2U2
63V
R134
10R
C47
220U
25V
C48
220U
25V
R135
10R
R138
1K
R3
4K7
C1
33P
V5-
4
L1
IC1
2
0H
3
R1
8567
V5+
75R
R2
100K
R155
V+
100R
C58
22U
25V
C60
22U
V-
R156
25V
100R
R41
3
10K
R42
3
10K
R43
3
10K
R44
3
10K
FBACK1
R45
FBACK3
3
10K
R46
3
10K
FBACK2
R47
3
FBACK4
10K
R48
3
10K
LK11
1 2
NON VCA VERSION
D9
MUTE5
D10
MUTE6
D11
MUTE7
D12
MUTE8
IC15
78L05
3
VIN
VOUT
0
V
C46
2U2
63V
2
R136
10R
R137
10R
V+LED
V+
0V TEST POINT
C49
2
22U
1
25V
C50
22U
25V
V-
V-LED
V1+
6
C3
4
SSM2142
100U
3
NE5534
16V
C2
V1-
22P
V5+
V5-
R4
V+
100R
C59
220N
V-
R5
100R
LEFTMIX
RIGHTMIX
MONOMIX
LED1
LED1
YEL
FB3
SW1
4PSUJ
LED2
YEL
FB4
SW2
4PSUJ
1
2
LED15
R107
RED
100K
SW15
2PSUJ
LED16
RED
SW16
2PSUJ
ON
LED17
RED
SW17
2PSUJ
LED18
RED
SW18
2PSUJ
V-LED
VDD
VSS
PL1
VR1
1
1
BRKT1
VR13
1
1
BRKT2
V1+
D32
D34
C4
7
100U
16V8
C5
IC2
215
100U
16V
D35D33
V1-
V1+
C6
22U
25V
C8
220N
C7
22U
25V
V1-
2
R49
3
VR3A
20KB
10K
ALP2
1
5
R50
6
VR3B
20KB
10K
ALP2
4
2
R51
3
VR4
10K
20KB
1
ALPS
2
R52
3
VR1
10K
20KB
1
ALPS
LED3
2
R53
3
VR2
10K
20KB
1
ALPS
CUTB
SAFE
SCENE
IC12A
LK16
1 2
3
LINK-OPT
CD4001
MUTE
LK15
1 2
LINK
VSS
MIDI MUTE
CON7
3
2
1
3WAY
MH
CON8
4
3
2
1
4WAY
MH
VDD
C37
22U
25V
R81
100K
VSS
VDD
VSS
8
9
VDD
2PSUJ MOM
R94
2K2
C39
22U
25V
IC13C
CD4093
VDD
VSS
CUTA
CUTB
VSS
RESET
R82
R83
100K
TR15
BC182
4K7
VSS
SOLO
SW9
D14
R171
VDD
47K
R98
100K
D15
10
D16
RESET
GROUP SOLO
21345
R170
R169
10K
10K
L2
0H
LED10
YEL
IC12D
12
13
SW10
2PSUJ
CD4001
R78
1M
VSS
IC11A
C36
6
47N
5
1
D
Q
S
R80
3
CLK
2K2
R79
100K
R84
150K
VSS
8
9
2
Q
R
4013
VDD
4
VDD
R85
100K
TR16
BC182
FLASH
R93
10K
VDD
C38
VSS
47N
9
R95
11
2K2
IC14C
10
CD4001
R99
100K R108
D52
VSS
9V1
D18
D17
INSERT
RETURN
V1+
21345
V+
R54
100R
V-
R55
100R
V2-
4
2
3
V2+
R57
75R
11
5
6
5
6
IC12C
8
9
CD4001
D19
IC11B
8
13
D
Q
S
CLK
12
Q
R
4013
1
0
D28
R105
220K
4
V1-
V2+
C24
22U
C26
25V
220N
C25
22U
25V
V2-
R58
10K
C21
33P
IC7
C23
NE5534
100U
8567
16V
C22
33P
R174
240R
VDD
R86
FLASH
100K
IC13A
IC12B
1
4
2
CD4093
CD4001
IC13B
CUT LAMP
LK13
4
CD4093
LK14
1 2
ON LAMP
10
SERIES
SHUNT
R102
100K
R100
R101
47K
47K
R103
100K
V-LED
IC14D
12
11
13
CD4001
VSS
715
3
2
R59
100K
PR3
500R
1/4H
CUT LAMP
VDDVDDVSS
TR20
BC212
10K
IC3
6
SSM2143
GROUP ON/CUT
3
D13
R87
47K
R104
10k
D20
C9
100U
16V
MATRIX FADER
CON13
3WAY
123
MH
R60
220K
FADER ATTENUATION TRIM
LK12
R89
100K
R88
47K
TR21
BC182
V-LED
OPSOLOEN
SERIES
R56
SHUNT
10K
GPFL
FADER BUFFER
C27
220N
5
6
R61
680K
R62
4K7
VDD
VDD
TR17
BC212
R91
10k
R90
R173
100K
4K7
V-LED
V-LED
VDD
LED9
LED9
YEL
SOLO
VSS
12
13
GSOLO
1/4JACK
1/4JACK
CON12
GROUP FADER
3WAY
123
MH
V+
IC19
14
V+
4
6
AI
AO
3
0V
2
5
AC
0V
BO
0V
0V
0V
0V
D21
9
8
10
12
1
C29
100U
16V
VDD
R114
100K
D22
D23
MATRIX SOLO
R6
220KR7680K
LED6 LED7
LED4 LED5
LED3 LED4
T/BACK
TBACK
R109
10K
C41
VSS VSS
47N
R113
2K2
IC14A
1
2
CD4001
D53
9V1
11
BI
13
BC
7
V-
SSM2402
V-
IC8B
NE5532
R63
7
75R
C28
R64
33P
10K
TR18
BC182
CUTA
CUTB
SOLO
2PSUJ MOM
SW5
R110
2K2
R172
C42
47K
22U
25V
IC13D
11
CD4093
RESET
FADER BUFFER
V+
C10
IC4A
8
220N
NE5532
R10
3
1
2
75R
4
V-
C11
R11
33P
R9
10K
4K7
LCR MODE
LCR
MODE
LED4
GRN
ON
SW4
2PSUJ
R65
10K
LED3
YEL
SW3
2PSUJ
FLASH
VDD
5
D
S
3
CLK
R
D24
3
R115
100K
VSS
D25
R21
18K
LED6
VR13A
20KB
ALPSCD
YEL
SW6
VR13B
20KB
ALPSCD
R22
4PSUJ
18K
C30
100U
16V
R66
10K
D26
R118
100K
R116
R117
47K
47K
IC18A
6
1
Q
2
Q
4013
4
IC14B
5
D29
6
CD4001
R106
220K
VSS
R12
V+
100R
C16
22U
25V
6
C13
C12
100U
220U
16V
25V
V-
R18
10K
1
3 7
2
4
6 8
5
R69
R67
10K
10K
V-
4
R68
IC8A
2
3
10K
NE5532
8
V+
VDD
VDD
TR23
BC212
R120
10k
R119
100K
V-LED
R124
D27
4
10K
7
4
3
R13
100R
1/4V
PR1
V-
4
2
3
8
V+
R23
100K
IC16B
6
5
R24
100K
1
TR24
BC182
8
SSM2142
IC5
215
C17
22U
25V
5K
R19
22K
V-
4
2
1
3
TL072
IC6A
8
V+
IC16A
1
TL072
R25
10K
R26
10K
7
TL072
R70
V+
100R
C34
22U
25V
6
C31
4
SSM2142
100U
3
16V
R71
100R
V-
C35
22U
25V
PR2
5K
R72
1/4V
10K
2
3
LED5
LED5
9
YEL
SOLO
11
LED6
VSS
MTXSOLO
OPSOLOEN
C14
100U
16V
C15
100U
16V
POST FADER
POST MUTE
PRE MUTE
R20
3K6
2
3
PAN BUFFER
7
215
R73
22K
V-
4
8
V+
IC18B
D48
IC10A
TL072
D
CLK
R27
10K
V-
V+
1
MWKGROUND
D49 D51
GRPMETER
4
8
8
S
R
1
0
D50
1 2
1 2
R28
10K
IC17A
1
TL072
8
IC9
GRPMETER
13
Q
12
Q
4013
CON3
6WAY
123456
FHR
R161
10K
LED8 LED9
LK7
LK8
10K
D40
C32
100U
16V
C33
100U
16V
D41 D44
R74
3K6
R129
33R
C44
10N
123
LK5
1 2
1 2
LK6
R162
10K
PRE
LED8
RED
SW8
2PSUJ
C51
R31
100U
100K
16V
R30
10K
IC17B
6
7
5
TL072
C53
100U
R33
16V
100K
GROUP SOLO
MATRIX SOLO
CON5
6WAY
FHR
123456
D42
LK9
LK10
R165
R166
10K
10K
EXT METER
CON11
MATRIX
1
COMMON
2
GROUP
3
3WAY
MHLR/A
D1 D3
R126
75R
D2 D4
TR28
BC212
R125
33K
LED1
6
5
6
5
R1300RR131
0R
VSS
WIR1
3WAY
WIR
R15
C18
10K
100U
16V
R14
10K
C52
100U
16V
R32
100K
GPFL
POST MATRIX
WIR2
3WAY
123
WIR
1 2
1 2
PRE MATRIX
V+
R153
C56
2K2
22U
25V
C57
22U
V-
R154
25V
2K2
V+LED V+LEDV+LED V+LED
R128
27R
TR29
BC212
R127
33K
CUTA
V-LEDV-LED
IC6B
7
TL072
IC10B
7
TL072
LAST IC
LAST R
LAST C
LAST TR
LAST D
LAST SW
LAST CON
LAST LK
LAST VR
LAST LED
R16
10K
C19
33P
IC4B
R17
6
5
C20
7
75R
220U
25V
NE5532
MATRIX SEND
LED7
LED7
RED
SUB
SW7
LCR
4PSUJ
V3+
1
IC20A
1 3
5 2
10 8
6 9
11 13
15 12
20 18
16 19
1 3
5 2
10 8
6 9
11 13
15 12
20 18
16 19
VSS
CON2
4950
4748
4546
4344
4142
3940
3738
3536
3334
3132
2930
2728
2526
2324
2122
1920
1718
1516
1314
1112
910
78
56
34
12
50WAY
IDCMH
DIN41612
32A 32B
31A 31B
30A 30B
29A 29B
28A 28B
27A 27B
26A 26B
25A 25B
24A 24B
23A 23B
22A 22B
21A 21B
20A 20B
19A 19B
18A 18B
17A 17B
16A 16B
15A 15B
14A 14B
13A 13B
12A 12B
11A 11B
10A 10B
9A 9B
8A 8B
7A 7B
6A 6B
5A 5B
4A 4B
3A 3B
2A
1A 1B
DIN64ROT
DDA, HOUNSLOW, MIDDX, TW3 2EB, ENGLAND.
TEL:(0)81-570-7161 FAX:(0)81-577-3677
Q2 MONO GROUP/MATRIX (PC1305-1)
7
SSM2404
144
VSSV3-R29
SSM2404
IC20B
SSM2404
IC20C
IC20D
SSM2404
V3+
1
IC21A
7
SSM2404
144
VSSV3-
SSM2404
IC21B
SSM2404
IC21C
SSM2404
IC21D
CON1
2B
R37
4K7
R39
4K7
R38
4K7
R40
4K7
GSOLO
MTXSOLO
R76
4K7
R77
4K7
V3+
D30
12V
D31
12V
V3-
0V 0V
-18V
+18V
BUS1 BUS2
BUS4
BUS5 BUS6
BUS8
BUS9 BUS10
BUS11 BUS12
BUS13 BUS14
BUS15 BUS16
LMIX RMIX
CMIX MIXREF
PFL SOLO_L
SOLO_R SOLO_C
RESET FLASH
MUTE1 MUTE2
MUTE3 MUTE4
MUTE5 MUTE6
MUTE7 MUTE8
IC21
R174
C60
TR29
D53
Title
SW18
CON14
LK16
Size Document Number REV
VR13
D CD1179-3 A
LED18
Date: February 8, 1994 Sheet 1 of 1
15
16
MTX1L
13
14
MTX1R
11
12
MTX2L
9
10
MTX2R
7
8
MTX3L
5
6
MTX3R
3
4
MTX4L
1 2
MTX4R
LK3
16WAY IDCVM
15
16
MTX5L
13
MTX5R
14
11
12
MTX6L
9
10
MTX6R
7
8
MTX7L
5
6
MTX7R
3
4
MTX8L
1 2
MTX8R
LK4
16WAY IDCVM
LED8
R34
4K7
LMIX
R35
4K7
CMIX
R36
4K7
RMIX
SOLO_L
SOLO_C
SOLO_R
PFL
FBACK1
FBACK2
FBACK3
FBACK4
LEFTMIX
RIGHTMIX
MONOMIX
TBACK
MTX1L
MTX1R
MTX2L
MTX2R
MTX3L
MTX3R
MTX4L
MTX4R
MTX5L
MTX5R
MTX6L
MTX6R
MTX7L
MTX7R
MTX8L
MTX8R
MWKGROUNDMWKGROUND
-18V
+18V
BUSREF
BUS3
BUS7
OPSOLOEN
GROUP
RIGHT
CON15
6WAY
FHV
GROUP
LEFT
BUS1
BUS3
BUS5
BUS7
BUS9
BUS11
BUS13
BUS15
BUS2
BUS4
BUS6
BUS8
BUS10
BUS12
BUS14
BUS16
MTX1L
MTX2L
MTX3L
MTX4L
MTX5L
MTX6L
MTX7L
MTX8L
1
2
3
4
5
6
MUTE1
MUTE2
MUTE3
MUTE4
+18V
0V
-18V
MIXREF
CON10
D36
D37 D39
5
4
5
4
3
1 2
LINK-OPT
1 2
C39
22U
25V
IC13C
CD4093
D38
6VR1B
6VR2B
SCENE
MUTE
LINK
LK15
VSS
VDD
RESET
R82
100K
2PSUJ MOM
SW9
R158
2K2 R94
R169
10K
D/ALPS2
D/ALPS2
BC182
47K
RESET
R159
10K
R52
15K
20KB
R252
15K
R53
15K
VR2A
20KB
R253
15K
LK16
CUTA
CUTB
TR15
VSS
SOLO
D14
R98
1M
10
GROUP SOLO
CON9
1/4JACK
R170
10K
CON209
1/4JACK
5
6
VR3B
20KB
4
ALP2
2
1
2
1
CUTB
SAFE
SW10 2PSUJ
VSS
D15
D16
21345
21345
R160
10K
3
2
3VR1A
5
6
3
2
3
5
6
LED10
YEL
VDD
R79
100K
R84
150K
R83
4K7
VSS
VDD
R50
10K
V+
V-
V+
V-
C36
47N
R80
2K2
VDD
R93
10K
R95
2K2
8
9
R3
4K7
R1
L1
0H
100K
C58
22U
25V C59
C60
22U
25V
L201
0H
R202
100K
R41
10K
R42
10K
R43
10K
R44
10K
R45
10K
R46
10K
R47
10K
R48
10K
LED11
RED
2PSUJ
LED12
RED
2PSUJ
LED13
RED
2PSUJ
LED14
RED
2PSUJ
1
C45
2U2
63V
C47
220U
25V
PAN BUFFER EARTH
C1
33P
V5-
4
IC1
2
3
R2
BUSREF
V5+
220N
V5-
2
3
BUSREF
MTX1R
MTX2R
MTX3R
MTX4R
MTX5R
MTX6R
MTX7R
MTX8R
SW11
SW12
SW13
SW14
IC15
78L05
VIN
R136
10R
C48
220U
25V
R137
C3
4
NE5534
100U
3
8567
16V
V5+
C2
22P
R203
4K7
C201
C203
4
33P
100U
3
16V
V5-
4
IC201
NE5534
8567
V5+
C202
22P
LEFTMIX RIGHTMIX
5
R241
6
VR5B
10K
20KB
4
ALP2
MONOMIX
5
R242
6
VR6B
10K
20KB
4
ALP2
5
R243
6
VR7B
10K
20KB
4
ALP2
5
R244
6
LED1
VR8B
10K
20KB
4
ALP2
5
R245
6
FBACK1
VR9B
10K
FBACK3
20KB
4
ALP2
5
R246
6
VR10B
10K
20KB
4
ALP2
5
R247
6
FBACK2
VR11B
10K
FBACK4
20KB
4
ALP2
5
4
MUTE5
MUTE6
MUTE7
MUTE8
VOUT
0
V
2
C49
22U
25V
10R
FB2/4
R248
6
VR12B
10K
20KB
ALP2
LK11
1 2
LINK
NON VCA
LED15
RED
D9
LED16
RED
D10
LED17
RED
D11
LED18
RED
D12
VDD
3
C46
2U2
VSS
63V
V+LED
V+
0V TEST POINT
PL1
2
1
C50
22U
1
25V
BRKT1
V-
VR13
V-LED
1
BRKT2
LK1
15
16
13
14
11
12
9
10
7
8
5
6
3
4
1 2
16WAY
IDCVM
75R
V+
R155
10R
V-
R156
10R
LK2
15
16
13
14
11
12
9
10
7
8
5
6
3
4
1 2
16WAY
IDCVM
R201
75R
2
3
VR5A
20KB
1
ALP2
2
3
VR6A
20KB
1
ALP2
2
3
VR7A
20KB
1
ALP2
2
3
VR8A
20KB
1
ALP2
2
3
VR9A
20KB
1
ALP2
2
3
VR10A
20KB
1
ALP2
2
3
VR11A
20KB
1
ALP2
2
3
VR12A
20KB
1
ALP2
V+ V-
D5
D6
D7
D8
R133
10R
R134
10R
R135
10R
R138
1K
INSERT
SEND
V1+
V1+
6
SSM2142
V2+
6
SSM2142
FB1/3
2PSUJ
2PSUJ
2PSUJ
2PSUJ
VR1
1
1
D32 D34
C4
7
100U
16V
8
IC2
215
C5
100U
V1-
16V
D33 D35
V1-
INSERT
SEND
V2+
7
C204
8
100U
16V
C205
215
IC202
V2-
100U
16V
V2-
2
R49
3
VR3A
10K
20KB
1
ALP2
2
R51
3VR4
20KB
ALPS
10K
1
R251
10K
LED1
RED
SW1
2PSUJ
20KB
LED2
D/ALPS2
LED3
RED
SW2
2PSUJ
20KB
D/ALPS2
IC12A
1
2
CD4001
R107
100K
SW15
MIDI MUTE
VSS
CON7
3
2
1
3WAY
MH
CON8
SW16
4
3
2
1
4WAY
ON
MH
VDD
C37
22U
25V
SW17
R81
100K
VSS
VDD
SW18
V-LED
VSS
8
9
1/4JACK
21345
R4
V+ V1+
100R C6
V-
R5
100R
CON210
1/4JACK
21345
R204
V+ V2+
100R
V-
R205
100R
IC22A
8
TL072
C61
1
100U
4
16V
IC22B
TL072
C62
7
100U
16V
IC23A
8
TL072
C63
1
100U
16V
4
IC23B
TL072
C64
7
100U
16V
IC12D
12
13
CD4001
R78
1M
VSS
IC11A
6
5
D
Q
S
3
CLK
Q
R
4013
VDD
4
R85
100K
TR16
BC182
FLASH
VDD
C38
47N
VSS
9
11
IC14C
10
CD4001
R99
100K
D56
VSS
9V1
INSERT
RETURN
V1+
SSM2143
715
IC3
3
2
V1-
22U
25V
C7
22U
25V
INSERT
RETURN
V2+
3
2
V2-
C206
22U
25V
C207
22U
25V
R145
5K6
R146
5K6
R147
5K6
R148
5K6
11
1
2
8
9
D19
8
IC11B
D
Q
S
CLK
Q
R
4013
1
0
D17
D18
MATRIX
LEFT
MATRIX
RIGHT
5
6
5
6
D28
4
V1-
715
4
V2-
V+
V-
13
12
C9
6
100U
16V
C8
220N
LGRPPFL
RGRPPFL
SSM2143
IC203
C209
6
100U
16V
C208
220N
V4-
L2
2
0H
3
V4+
R57
75R
R54
C24
10R
22U
25V
C25
22U
R55
25V
10R
R258
V4-
L202
2
0H
3
V4+
R257
75R
VDD
FLASH
IC12B
1
4
2
CD4001
IC13B
CUT LAMP
4
CD4093
1 2
IC12C
10
CD4001
R102
100K
R100
R101
47K
47K
IC14D
12
13
CD4001
R105
220K
VSS
V+
14
4
2
R56
11
10K
13
7
V-
V+
14
4
2
R256
10K
11
13
7
SERIES
V-
SHUNT
R58
10K
C21
33P
IC7
4
C23
NE5534
100U
8567
16V
R97
100K
C22
22P
R96
V4+
240R
C26
220N
RMTXPFL RMTXAFL
V4-
10K
C221
33P
4
IC207
C223
NE5534
100U
8567
16V
C222
22P
R276
100K
R275
240R
R86
100K
IC13A
3
CD4093
LK12
CUT LAMP
D13
R87
LK13
47K
LK14
ON LAMP
SERIES
SHUNT
VDDVDDVSS
TR20
TR21
BC212
BC182
R104
10K
R103
100K
V-LED
D20
R108
11
10K
MATRIX FADER
PR3
MATRIX FADER
PR4
500R
1/4H
100K
R88
47K
LEFT PRE MUTE
RIGHT PRE MUTE
220K
500R
1/4H
R89
V-LED
OPSOLOEN
IC19
V+
AI
AC
BI
BC
V-
SSM2402
IC219
V+
AI
AC
BI
BC
V-
SSM2402
LMTXPFL
123
R60
123
R260
220K
VDD
R90
100K
CON12
3WAY
GROUP FADER
123
WIR
6
AO
3
0V
5
0V
9
BO
8
0V
10
0V
12
0V
1
0V
6
AO
3
0V
5
0V
9
BO
8
0V
10
0V
12
0V
1
0V
CON13
3WAY
PIN
C27
220N
R61
680K
CON213
3WAY
PIN
R261
680K
VDD
V-LED
LED9
LED9
YEL
GSOLO
5
6
C227
220N
TR17
BC212
R91
10K
LEFT POST MUTE
RIGHT POST MUTE
FADER BUFFER
IC8B
NE5532
C28
33P
4K7
FADER BUFFER
5
6
R262
4K7
TR18
BC182
VDD
VSS
12
13
123
IC208B
NE5532
7
C228
33P
C42
22U
25V
IC13D
CD4093
220K
CON212
3WAY
WIR
R206
220K
7
CUTA
CUTB
2PSUJ MOM
SW5
R110
2K2 R112
R6
RESET
GROUP FADER
R63
75R
R64
10KR62
LMTXAFL
R263
75R
R264
10K
SOLO
22K
11
C10
220N
R7
680K
C210
220N
R207
680K
C29
100U
16V
R171
10K
100U
R172
10K
D21
VDD
R114
1M
D22
D23
FADER BUFFER
V+
IC4A
8
NE5532
3
1
2
4
C11
V-
33P
R9
4K7
FADER BUFFER
V+
IC204A
8
3
NE5532
1
2
4
V-
C211
33P
4K7
LED4
LED4 LED5
GRN
C229
16V
LGMETER
RGMETER
VDD
R109
10K
VSS VSS
R113
2K2
IC14A
1
2
CD4001
D57
9V1
MATRIX SOLO
R11
75R
R10
10K
R210
75R
R211
10KR209
SW4
4PSUJ
R18
10K
R218
10K
FLASH
C41
47N
5
3
3
R115
100K
VSS
C12
220U
25V
LGMETER
RGMETER
C212
220U
25V
MATRIX
ON
LED3 LED4
TB
TBACK
R266
10K
PR1
5K
1/4V
2
3
PR201
5K
1/4V
6
5
D26
6
IC18A
D
Q
S
CLK
Q
R
4013
4
D24
D25
V+
R12
100R
C16
22U
25V
6
C13
4
SSM2142
100U
16V
3
R13
100R
V-
C17
22U
25V
V+
R212
100R
C216
22U
25V
6
C213
4
SSM2142
100U
3
16V
R213
100R
V-
C217
22U
25V
C30
100U
16V
R66
10K
LED3
RED
SW3
2PSUJ
C230
R267
10K
100U
16V
R19
22K
V-
4
R20
1
IC6A
3K6
TL072
8
V+
R219
22K
R220
7
IC6B
3K6
TL072
R118
100K
R116
R117
47K
47K
1
2
IC14B
5
D29
6
CD4001
R106
220K
VSS
R67
10K
VDD
R119
100K
4
7
215
7
215
2
3
LGRPMTR
RGRPMTR
V-LED
8
IC5
LEFT POST FADER
RIGHT POST FADER
8
IC205
V- V+
4
2
3
8
V+
R68
10K
R268
10K
R269
10K
V-
4
IC208A
NE5532
8
V+
VDD
TR23
BC212
R120
10K
R124
10K
D48
D50
C14
100U
16V
C15
100U
16V
C214
100U
16V
C215
100U
16V
10K
IC8A
NE5532
1
D27
GRPL+
GRPL-
R161
R162
10K
D49 D51
D54
D52
R163
10K
D53 D55
100R
1
C31
100U
16V
R71
100R
V-
R72
10K
R272
R270
V+
100R
C231
100U
16V
R271
100R
V-
TR24
BC182
LED5
LED5
YEL
LED6
MTXSOLO
OPSOLOEN
1 2
10K
1 2
1 2
1 2
R21
10K
GRPR+
GRPR-
R164
10K
R22
10K
R25
4K7
R26
R70
10K
4K7
C34
22U
6
7
25V
4
SSM2142
3
215
C35
22U
25V
5K
R73
1/4V
22KPR2
V-
4
2
1
3
IC10A
TL072
8
V+
PR202
5K 1/4V
R273
22K
6
7
5
IC10B
TL072
C234
22U
25V
6
7
4
SSM2142
3
IC209
215
C235
22U
25V
9
D
11
CLK
VSS
MWKGROUND
LK7
LK8
LK207
LK208
R143
2K2
R144
2K2
IC9
8IC18B
S
R
4013
1
0
2
3
8
8
13
Q
12
Q
LED8
PRE
VR13A
20KB
1
3 7
2
R23
100K
4
6 8
VR13B
20KB
5
R24
680K C25433P
R28
3K3
V-
4
IC17A
1
TL072R69
8
V+
D40
C32
100U
16V
C33
100U
16V
D41 D43
R74
3K6
LGRPMTR
RGRPMTR
R274
3K6
D44 D46
C232
100U
16V
C233
100U
16V
D45 D47
R129
33R
C44
10N
LED8
LED9
RED
SW8
V+
8
4
V-
R139
8K2
IC16B
TL072
R29
4K7
EXT METER
TR28
BC212
R1300RR131
VSS
C218
100U
R214
16V
10K
IC16A
R140
1
75R
TL072
R141
C5433P
3K3
R150
7
75R
R151
3K3
R30
4K7
IC17B
6
7
5
TL072
MTXL-
MTXL+
R166
10K
CON11
MATRIX L
1
MATRIX R
2
GROUP L
3
GROUP R
4
4WAY
MHR/A
LMTXPFL
RMTXPFL
V+
MTXR-
MTXR+
R168
V-
10K
V+LED V+LEDV+LED V+LED
R126
75R
R127
33K
LED1
V-LEDV-LED
CON14
1920
1718
1516
1314
1112
910
78
56
34
12
20WAY
IDCMRH
0R
4PSUJ
3
2
5
6
R149
8K2
D42
R165
10K
R167
10K
D1 D3
D2 D4
R125
33K
MTXR+ MTXR-
GRPR+
MTXL+
GRPL+
C18
R15
10K
100U
16V
R14
10K
R215
6
10K
5
MATRIX SEND
C51
100U
16V
C53
100U
16V
C52
100U
16V
GROUP SOLO
LGRPPFL
RGRPPFL
GSOLO
MTXSOLO
MATRIX SOLO
R77
4K7
R277
4K7
R153
C56
2K2
22U
25V
C57
22U
R154
25V
2K2
R128
47R
TR29
BC212
CUTA
GRPR-
MTXL-
GRPL-
LAST IC
LAST R
LAST C
LAST TR
LAST D
LAST SW
LAST CON
LAST LK
LAST VR
LAST LED
10K
R16
C19
33P
IC4B
6
7
5
NE5532
R216
C219
33P
7
IC204B
NE5532
R37
4K7
R39
4K7
R38
4K7
R40
4K7
R240
4K7
R75
LMTXAFL
4K7
R76
RMTXAFL
4K7
C55
R152
100U
10K
16V
V3+
D30
12V
D31
12V
V3-
0V 0V
-18V
+18V
BUS1 BUS2
BUS4
BUS5 BUS6
BUS8
BUS9 BUS10
BUS11 BUS12
BUS13 BUS14
BUS15 BUS16
LMIX RMIX
CMIX MIXREF
PFL SOLO_L
SOLO_R SOLO_C
RESET FLASH
MUTE1 MUTE2
MUTE3 MUTE4
MUTE5 MUTE6
MUTE7 MUTE8
IC23
R172
C64
TR29
D57
Title
SW18
CON15
LK16
Size Document Number REV
VR13
LED18
Date: January 24, 1995 Sheet 1 of 1
16
14
12
10
R17
C20
8
6
4
75R
220U
25V
16WAY IDCVM
16
10K
14
12
10
8
6
C220
R217
4
75R
220U
16WAY IDCVM
25V
LED7 LED8
SUB
L/R
LED6 LED7
SUB MONO
V3+
1
7
1 3
5 2
SSM2404
144
VSSV3-
10 8
6 9
SSM2404
IC20B
11 13
15 12
SSM2404
IC20C
20 18
16 19
SSM2404
IC20D
V3+
1
IC21A
7
1 3
5 2
SSM2404
144
VSSV3-
10 8
6 9
SSM2404
IC21B
11 13
15 12
SSM2404
IC21C
IC21D
20 18
16 19
SSM2404
CON2
4950
4748
4546
4344
4142
3940
3738
3536
3334
3132
2930
2728
2526
2324
2122
1920
1718
1516
1314
1112
910
78
56
34
12
50WAY
IDCMH
DIN41612
CON1
32A 32B
31A 31B
30A 30B
29A 29B
28A 28B
27A 27B
26A 26B
25A 25B
24A 24B
23A 23B
22A 22B
21A 21B
20A 20B
19A 19B
18A 18B
17A 17B
16A 16B
15A 15B
14A 14B
13A 13B
12A 12B
11A 11B
10A 10B
9A 9B
8A 8B
7A 7B
6A 6B
5A 5B
4A 4B
3A 3B
2A
1A 1B
DIN64ROT
DDA, HOUNSLOW, MIDDX, TW3 2EB, ENGLAND.
TEL:(0)81-570-7161 FAX:(0)81-577-3677
Q2 STEREO GROUP/MATRIX
D CD1180-2 B
15
MTX1L
13
MTX1R
11
MTX2L
9
MTX2R
7
MTX3L
5
MTX3R
3
MTX4L
1 2
MTX4R
LK3
15
MTX5L
13
MTX5R
11
MTX6L
9
MTX6R
7
MTX7L
5
MTX7R
3
MTX8L
1 2
MTX8R
LK4
LED7
GRN
SW7
R34
LMIX
4K7
R36
RMIX
4K7
4PSUJ
LED6
GRN
SW6
R35
CMIX
4K7
2PSUJ
IC20A
2B
SOLO_L
SOLO_C
SOLO_R
PFL
FBACK1
FBACK2
FBACK3
FBACK4
LEFTMIX
RIGHTMIX
MONOMIX
TBACK
MTX1L
MTX1R
MTX2L
MTX2R
MTX3L
MTX3R
MTX4L
MTX4R
MTX5L
MTX5R
MTX6L
MTX6R
MTX7L
MTX7R
MTX8L
MTX8R
MWKGROUNDMWKGROUND
-18V
+18V
BUSREF
BUS3
BUS7
OPSOLOEN
GROUP
LEFT
R1
75R
15
16
BUS1
13
14
BUS2
BUS1C2
11
12
9
10
BUS3
7
8
BUS4
5
6
BUS3C4
3
4
BUS5
1 2
BUS6
LK17 16WAY
IDCVM
BUS5C6
15
16
BUS7
13
14
BUS8
11
12
BUS7C8
9
10
BUS9
7
8
BUS10
5
6
BUS11
3
4
BUS12
1 2
LK2 16WAY
IDCVM
15
16
BUS13
13
14
11
12
BUS14
9
10
7
8
BUS15
5
6
3
4
BUS16
1 2
LK1 16WAY
IDCVM
R201
75R
GROUP
RIGHT
GROUP
CENTRE
75R
BUSREF
R2
100K
MTX1L
2
R41
3
10K
VR5A
20KB
1
ALP2
MTX2L
2
R42
3
VR6A
10K
20KB
1
ALP2
MTX3L
2
R43
3
10K
VR7A
20KB
1
ALP2
MTX4L MTX8LMTX4R
2
R44
3
VR8A
10K
20KB
1
ALP2
V+ V-
CON15
1
2
3
4
5
6
6WAY
FHV
LED11
RED
D5
MUTE1
LED12
RED
D6
MUTE2
LED13
RED
D7
MUTE3
LED14
RED
D8
MUTE4
R133
10R
R134
+18V
10R
0V
R135
-18V
10R
R138
MIXREF
1K
2PSUJ
2PSUJ
2PSUJ
2PSUJ
1
C45
2U2
63V
C47
220U
25V
L201
L202
MTX1R
MTX2R
MTX3R
SW11
SW12
SW13
SW14
VIN
C48
220U
25V
PAN BUFFER EARTH
CON10
CON9
INSERT
R3
4K7
C1
33P
V2-
L1
4
IC1
2
0H
3
V2+
V2-
2
0H
3
V2+
V2-
2
0HR256
3
V2+
5
6
VR5B
20KB
4
ALP2
5
6
VR6B
20KB
4
ALP2
5
6
VR7B
20KB
4
ALP2
5
6
VR8B
20KB
4
ALP2
MUTE5
MUTE6
MUTE7
MUTE8
IC15
78L05
3
VOUT
0
V
2
R136
10R
C49
22U
25V
R137
10R
4
4
R203
4K7
C201
33P
8567
R258
C221
33P
8567
R241
R242
R243
R244
0V TEST POINT
C50
22U
25V
4
NE5534
3
8567
C2
22P
V+
R4
C6
100R
22U
25V
C7
22U
V-
R5
25V
100R
4
3
IC201
NE5534
R155
V+
10R
C202
22P
V-
R156
10R
4K7
4
IC207
3
NE5534
C222
22P
MTX5L
10K
10K
10K
2
1
MTX6L
2
1
MTX7L
2
1
2
10K
1
NON VCA
1 2
LINK
LK11
LED15
RED
SW15
D9
2PSUJ
LED16
RED
SW16
D10
2PSUJ
LED17
RED
SW17
D11
2PSUJ
LED18
RED
SW18
D12
2PSUJ
VDD
C46
2U2
VSS
63V
V+LED
V+
PL1
2
1
VR1
1
1
BRKT1
V-
V-LED
V1+
7
215
V1+
C8
220N
V1-
7
215
IC202
C58
22U
25V C59
C60
22U
25V
7
215
IC302
R45
10K
R46
10K
R47
10K
R48
10K
1
2
VSS
ON
D32 D34
C4
100U
16V
8
IC2
C5
100U
16V
D33 D35
V1-
V1+
D36
C204
8
100U
16V
C205
100U
16V
V2+
D37 D39
V1-
220N
V2-
V1+
D336 D338
C304
8
100U
16V
C305
100U
16V
D337 D339
V1-
MTX5R
5
6
VR9B
20KB
4
ALP2
MTX6R
5
6
VR10B
20KB
4
ALP2
MTX7R
5
6
VR11B
20KB
4
ALP2
MTX8R
5
6
VR12B
20KB
4
ALP2
IC12A
SCENE
1 2
3
LINK-OPT
CD4001
MUTE
1 2
LINK
R107
100K
MIDI MUTE
CON7
3
2
1
3WAY
MH
VSS
CON8
VDD
4
3
2
CUTLEDA
1
4WAY
CUTLEDB
MH
VDD
C37
RESET
22U
25V
R82
100K
R81
100K
VSS
VDD
2PSUJ MOM
SW9
2K2 R94
C39
22U
25V
VSS
IC13C
8
9
CD4093
RESET
V1+
6
SSM2142
V1-
V1+
6
SSM2142
V1-
V1+
6
SSM2142
V1-
3
VR9A
20KB
ALP2
3
VR10A
20KB
ALP2
3
VR11A
20KB
ALP2
3
VR12A
20KB
ALP2
V-LED
SEND
INSERT
SEND
D38
INSERT
SEND
R245
10K
R246
10K
R247
10K
R248
10K
LK16
LK15
TR15
BC182
SOLO
D14R158
47K
10
GROUP SOLO
R169
10K
VSS
R159
10K
R359
10K
LED1
FBACK1
FBACK3
FBACK2
FBACK4
CUTLEDB
SAFE
SW10 2PSUJ
VSS
R98
1M
D15
D16
1/4JACKSL
21345
R170
10K
CON209
1/4JACKSL
21345
R160
10K
CON309
1/4JACKSL
21345
R360
10K
FB1/3
LED1
RED
SW1
2PSUJ
LED2
RED
SW2
2PSUJ
FB2/4
LED3
LED10
12
13
YEL
VSS
VDD
C36
47N
5
D
R80
3
CLK
2K2
R79
VDD
100K
VDD
R84
150K
R83
TR16
BC182
4K7
VDD
R93
10K
VSS
R95
2K2
VDD
IC14C
8
9
CD4001
D56
9V1
INSERT
1/4JACKSL
RETURN
V1+
SSM2143
715
3
2
21345
CON210
1/4JACKSL GROUP FADER
21345
CON310
1/4JACKSL
21345
INSERT
RETURN
INSERT
RETURN
4
V1-
LGRPPFL
RGRPPFL
V1+
SSM2143
715
IC203
3
2
4
V1-
CGRPPFL
V1+
SSM2143
715
IC303
3
2
4
V1-
V+
IC19
IC3
14
V+
C9
4
6
100U
16V
6
100U
16V
SERIES
SHUNT
6
100U
16V
AI
2
AC
11
BI
13
BC
7
V-
SSM2402
V-
LEFT PRE MUTE
RIGHT PRE MUTE
V+
IC219
14
V+
C209
4
AI
2
AC
11
BI
13
BC
7
V-
SSM2402
V-
CENTRE PRE MUTE
V+
IC319
14
V+
4
AI
C309
2
AC
11
BI
13
BC
7
V-
SSM2402
V-
MATRIX
LEFTMIX
2
2
R52
3
VR1
10K
20KB
1
RIGHTMIX
ALPS
MONOMIX
2
R53
3
VR2
10K
20KB
1
ALPS
IC12D
11
CD4001
R78
1M
5
6
IC11A
6
1
Q
S
2
Q
R
5
4013
6
4
R85
100K
8
9
D19
FLASH
C38
47N
8
IC11B
VSS
9
13
D
Q
S
11
CLK
12
Q
R
4013
1
0
D17
10
R99
100K
VSS
D28
D18
R49
3
VR3A
10K
20KB
1
ALP2
5
R50
6
VR3B
10K
20KB
4
ALP2
2
R51
3
VR4
10K
20KB
1
ALPS
VDD
R86
100K
FLASH
IC13A
IC12B
1
4
2
CD4093
CD4001
IC13B
CD4093
IC12C
CD4001
R100
47K
12
13
VSS
CUT LAMP
CUT LAMP
LK13
4
LK14
1 2
ON LAMP
10
SERIES
SHUNT
VDDVDDVSS
R102
100K
R101
47K
R103
100K
V-LED
IC14D
R108
11
10K
CD4001
R105
220K
V4-
L2
2
0H
3
V4+
R57
75R
V+
10R
C24
22U
25V
C25
22U
V-
R55
25V
10R
3
LK12
VDD
D13
R89
100K
R87
R88
47K
47K
R90
100K
TR21
TR20
BC212
BC182
R104
10K
D20
OPSOLOEN
CON12
3WAY
123
MH
6
AO
3
0V
5
0V
9
BO
8
0V
10
0V
12
0V
1
0V
LEFT POST MUTE
RIGHT POST MUTE
123
6
AO
3
0V
5
0V
9
BO
8
0V
10
0V
12
0V
1
0V
123
6
AO
3
0V
5
0V
9
BO
8
0V
10
0V
12
0V
1
0V
R58
MATRIX FADER
10K
C21
33P
IC7
4
C23
100U
8567
NE5534
16V
C22
22P
V4+
C26
220N
V4-
VDD
TR17
TR18
BC212
BC182
R91
10K
R171
4K7
V-LED
V-LED
VDD
LED9
LED9
YEL
VSS
12
13
GSOLO
MATRIX SOLO
CON212
3WAY
MH
CON213
3WAY
MH
GROUP FADER
123
R60
220K
LMTXPFL
2PSUJ MOM
2K2
C42
22U
25V
IC13D
CD4093
220K
R206
220K
R260
220K
CUTLEDA
CUTLEDB
GROUP FADER
R6
CON13
3WAY
MH
680K
SOLO
SW5
R112
47K
RESET
C10
220N
R7
680K
C210
220N
R207
680K
C227
220N
R261
680K
C27
220N
5
6
R61
D21R110
R114
D22
11
D23
FADER BUFFER
V+
IC4A
8
NE5532
3
2
4
V-
FADER BUFFER
IC204B
NE5532
5
6
FADER BUFFER
V+
84IC204A
3
NE5532 R263
2
V-
FADER BUFFER
IC8B
NE5532
7
C28
33P
R62
4K7R54
R109
10K
VSS VSS
R113
2K2
VDD
1M
IC14A
1
2
CD4001
D57
9V1
V+
C12
R11
1
33R
100U
16V
LGMETER
RGMETER
C212
R210
7
33R
100U
16V
CGMETER
C229
1
75R
100U
16V
V-
LED4
LED4 LED5
GRN
R63
C29
75R
R64
10K
LMTXAFL
VDD
2PSUJ
100U
16V R68
R257
10K
LED3 LED4
TB
TBACK
8
IC18B
9
13
D
Q
S
11
CLK
12
Q
R
4013
1
0
VSS
D26
FLASH
C41
47N
6
IC18A
5
1
D
Q
S
3
CLK
2
Q
R
4013
4
D24
3
R115
100K
VSS
D29
D25
R12
100R
C16
22U
25V
6
C13
4
SSM2142
100U
16V
3
R13
100R
V-
C17
22U
25V
R212
V+
100R
C216
22U
25V
6
C213
4
SSM2142
100U
3
16V
R213
100R
V-
C217
22U
25V
R270
V+
100R
C234
22U
25V
6
C231
4
SSM2142
100U
16V
3
R271
100R
C235
22U
25V
MATRIX
SW4
ON
C30
100U
16V
R66
10K
LED3
RED
SW3
2PSUJ
R118
100K
R116
R117
47K
47K
IC14B
5
6
CD4001
R106
220K
VSS
D48
D50
7
C14
8
100U
16V
C15
IC5
215
100U
16V
LEFT POST FADER
RIGHT POST FADER
7
C214
8
100U
16V
C215
IC205
215
100U
16V
C232
100U
7
16V
8
C233
IC209
215
100U
16V
R67
V-
10K
2
3
10K
V+ V-
CGMETER
LGMETER
RGMETER
VDD
VDD
TR23
BC212
R120
10K
R119
100K
V-LED
D27R124
4
10K
GRPL+
GRPL-
R161
R162
10K
D49 D51
D54
D52
R163
10K
D55D53
D46
D44
R167
10K
D45 D47
V+
100R
R69
C31
10K
100U
4
16V
IC8A
1
R71
NE5532
8
100R
R72
10K
R272
10K
R18
10K
R218
10K
TR24
BC182
LED5
LED5
YEL
LED6
MTXSOLO
OPSOLOEN
1 2
10K
1 2
LK207
1 2
LK208
1 2
GRPR+
GRPR-
R164
10K
GRPC+
GRPC-
R168
10K
R70
C34
22U
6
7
25V
4
SSM2142
3
215
C35
22U
25V
5K
R73
1/4V
22K
V-
4
2
1
3
IC10A
TL072
8
V+
PR202
5K 1/4V
R273
22K
6
7
5
IC10B
TL072
PR1
5K
R19
1/4V
22K
V-
4
2
1
3
IC6A
TL072
8
V+
PR201
5K
R219
1/4V
22K
6
7
5
IC6B
TL072
MWKGROUND
LK7
LK8
1 2
1 2
LGRPPFL
RGRPPFL
CGRPPFL
IC9
R274
3K6
LED8
PRE
LK307
LK308
R26
4K7
R25
4K7
R24
4K7
D40
C32
100U
16V
8
C33
100U
16V
R74
3K6PR2
R20
3K6
R220
3K6
R129
33R
C44
10N
LED8
LED9
RED
SW8
4PSUJ
R153
V+
2K2
C56
22U
25V
C57
22U
V-
R154
25V
2K2
R28
V-
3K3
4
IC17A
2
R29
1
V+
8
R1300RR131
VSS
6
TL072
5
10K
GROUP SOLO
MTXL-
MTXL+
R166
10K
MATRIX L
GROUP C
GROUP L
GROUP R
CON14
1920
1718
1516
1314
1112
910
78
56
34
12
20WAY
IDCMRH
0R
3
D42
R165
10K
D43D41
CON11
1
2
3
4
4WAY
MHR/A
EXT METER
MTXL+ MTXL-
GRPC+ GRPC-
GRPR+
GRPL+
R15
10K
R215
10K
R216
10K
V3+
D30
12V
D31
12V
V3-
V+LED V+LED
V-LED
V+LED V+LED
V-LED
LAST IC
LAST R
LAST C
LAST TR
LAST D
LAST SW
LAST CON
LAST LK
LAST VR
LAST LED
R30
10K
IC17B
7
TL072
GSOLO
MTXSOLO
LMTXAFL
MATRIX SOLO
D1
D2
R125
33K
D3
D4
R127
33K
GRPR-
GRPL-
10K
R16
C19
33P
IC4B
6
R17
7
5
75R
NE5532
MATRIX SEND
R37
4K7
R39
4K7
R38
4K7
R40
C52
4K7
100U
16V R23
10K
R277
4K7
R77
LMTXPFL
4K7
R126
75R
TR28
BC212
LED1
R128
27R
0V 0V
TR29
-18V
BC212
+18V
CUTLEDA
BUS1 BUS2
BUS1C2
BUS4
BUS5 BUS6
BUS5C6
BUS8
BUS9 BUS10
BUS11 BUS12
BUS13 BUS14
BUS15 BUS16
LMIX RMIX
CMIX MIXREF
PFL SOLO_L
SOLO_R SOLO_C
RESET FLASH
MUTE1 MUTE2
MUTE3 MUTE4
MUTE5 MUTE6
MUTE7 MUTE8
IC23
R171
DDA, HOUNSLOW, MIDDX, TW3 2EB, ENGLAND.
C64
TEL:(0)81-570-7161 FAX:(0)81-577-3677
TR29
D57
Title
SW18
CON15
LK17
Size Document Number REV
VR13
D CD1181-2 A
LED18
Date: November 21, 1993 Sheet 1 of 1
16
14
12
10
8
6
4
C20
LK3
16WAY IDCVM
16
220U
25V
14
12
10
8
6
4
LK4
16WAY IDCVM
LED6 LED8
SUB
L/R
V3+
1
IC20A
7
1 3
5 2
SSM2404
144
VSSV3-
10 8
6 9
SSM2404
IC20B
11 13
15 12
SSM2404
IC20C
20 18
16 19
SSM2404
IC20D
V3+
1
IC21A
7
1 3
5 2
SSM2404
144
VSSV3-
10 8
6 9
SSM2404
IC21B
11 13
15 12
SSM2404
IC21C
IC21D
20 18
16 19
SSM2404
CON2
4950
4748
4546
4344
4142
3940
3738
3536
3334
3132
2930
2728
2526
2324
2122
1920
1718
1516
1314
1112
910
78
56
34
12
50WAY
IDCMH
DIN41612
CON1
32A 32B
31A 31B
30A 30B
29A 29B
28A 28B
27A 27B
26A 26B
25A 25B
24A 24B
23A 23B
22A 22B
21A 21B
20A 20B
19A 19B
18A 18B
17A 17B
16A 16B
15A 15B
14A 14B
13A 13B
12A 12B
11A 11B
10A 10B
9A 9B
8A 8B
7A 7B
6A 6B
5A 5B
4A 4B
3A 3B
2A
2B
1A 1B
DIN64ROT
Q2 LCR GROUP/MATRIX
15
MTX1L
13
MTX1R
11
MTX2L
9
MTX2R
7
MTX3L
5
MTX3R
3
MTX4L
1 2
MTX4R
15
MTX5L
13
MTX5R
11
MTX6L
9
MTX6R
7
MTX7L
5
MTX7R
3
MTX8L
1 2
MTX8R
LED7
GRN
SW7
R34
LMIX
4K7
R35
CMIX
4K7
R36
4PSUJ
RMIX
4K7
SOLO_L
SOLO_C
SOLO_R
PFL
FBACK1
FBACK2
FBACK3
FBACK4
LEFTMIX
RIGHTMIX
MONOMIX
TBACK
MTX1L
MTX1R
MTX2L
MTX2R
MTX3L
MTX3R
MTX4L
MTX4R
MTX5L
MTX5R
MTX6L
MTX6R
MTX7L
MTX7R
MTX8L
MTX8R
MWKGROUNDMWKGROUND
-18V
+18V
BUSREF
BUS3
BUS3C4
BUS7
BUS7C8
OPSOLOEN
TALKBACK
CON3
3
2
1
3WAY
MH
+48V
INTERCOM
XLR
CON5
3WAY
MH
R28
100R
3
4
3
2
1
1
+18V
0V
-18V
R135
6K8
2
7
C43
100U
16V
IC11
MM5437
C71
33U
63V
C72
33U
63V
R136
6K8
R29
D3 D4
1K
RLA1
5
4
8
1
MINPCB
V+LED V+LED
D28
D29
R173
33K
V-LED
100R
R137
10R
R138
10R
V+LED V+LED
D11
22V
LED20
GRN
1
0
D
8
D12
22V
LED17
GRN
LED14
LED15
LED16
LED18
LED19
GRN
GRN
1
1
2
1
D
D
6
7
C68
10U
16V
MONO METER
TBACK
R167
4K7
R168
4K7
LED11
R169
4K7
R170
4K7
0V 0V
-18V
+18V
FB1 FB2
FB3 FB4
AUX1 AUX2
AUX3 AUX4
AUXREF
BUS1 BUS2
BUS1C2
BUS4
BUS5 BUS6
BUS5C6
BUS8
BUS9 BUS10
BUS11 BUS12
BUS13 BUS14
BUS15 BUS16
LMIX RMIX
CMIX MIXREF
RESET FLASH
DDA, HOUNSLOW, MDDX, TW3 2EB, ENGLAND
TEL:(0)81-570-7161 FAX:(0)81-577-3677
Title
Q2 MASTER COMMS (PC1309-4)
Size Document Number REV
D CD1184-4 A
Date: April 10, 1995 Sheet 1 of 1
GRN
GRN
GRN
1
1
1
5
4
3
D
D
D
3
4
5
D
O
T
1
8
R90 4K7
R91 4K7
R92 4K7
R93 4K7
R94 4K7
R95 4K7
R96 4K7
R97 4K7
R98 4K7
R99 4K7
R100 4K7
R101 4K7
R102 4K7
R103 4K7
R104 4K7
LMIX
R105 4K7
R106 4K7
RMIX
R107 4K7
R108 4K7
R109 4K7
R110 4K7
CMIX
MIXREF
DIN41612
CON1
32A 32B
31A 31B
30A 30B
29A 29B
28A 28B
27A 27B
26A 26B
25A 25B
24A 24B
23A 23B
22A 22B
21A 21B
20A 20B
19A 19B
18A 18B
17A 17B
16A 16B
15A 15B
14A 14B
13A 13B
12A 12B
11A 11B
10A 10B
9A 9B
8A 8B
7A 7B
6A 6B
5A 5B
4A 4B
3A 3B
2A
2B
1A 1B
DIN64ROT
LAST R R180
LAST C
LAST D
LAST IC
LAST LED
LAST SW
LAST CON
LAST TR
LAST PR PR6
D13
22V
LED13
GRN
1
1
7
6
IC20
D
D
BA683A
1
2
0
V
9
V-LED
BUS1
BUS1C2
BUS2
BUS3
BUS3C4
BUS4
BUS5
BUS5C6
BUS6
BUS7
BUS7C8
BUS8
BUS9
BUS10
BUS11
BUS12
BUS13
BUS14
BUS15
BUS16
BUSREF
MWKGROUNDMWKGROUND
-18V
+18V
+48V
BUSREF
BUS3
BUS3C4
BUS7
BUS7C8
OPSOLOEN
C87
D30
IC21
LED24
SW12
CON11
TR11
R120
22K
V-LED
SET
0dB
R121
2K2
C83
470N
R161
100K
VSS
V+LED V+LED
D10
22V
LED24
1
R122
C66
270K
22U
25V
PR5
500R
1/4V
SET
-21dB
V-LED
R81
FB1
18K
R82
FB2
18K
R83
FB3
18K
R84
FB4
18K
R85
AUXREF
18K
R86
AUX1
18K
R87
AUX2
18K
R88
AUX3
18K
R89
AUX4
18K
CON2
4950
4748
4546
4344
4142
3940
3738
3536
3334
3132
2930
2728
2526
2324
2122
1920
1718
1516
1314
1112
910
78
56
34
12
50WAY
IDCMH
VDD
R163
100K
TR5
BC182
R162
22K
VSS
LED21
RED
LED22
LED23
RED
RED
RED
7
8
6
5
D
D
D
D
9
1
1
1
0
1
2
V+
I
T
/
/
I
P
C
2
3
4
R123
47K
R125
10K
V-LED
V-LED
R124
10K
C67
220N
LED7
RED
SW7
2PSUJ
LED8
RED
SW8
2PSUJ
LED9
RED
SW9
2PSUJ
LED10
RED
SW10
2PSUJ
R164
TBACK
MTXREF
10K
R172
FLASH
47R
C86
10N
VSS
PR1
CON11
LMETER
1516
CMETER
1314
RMETER
100N
R20
100K
R21
100K
R152
100K
TALKBACK
C19
V-LED
R149
10K
1112
910
78
56
MONOCUE
34
12
COMMS LINK
16WAY
IDCRM
V+LEDV+LED
R25
R23
R22
3K
TR6
BC182
V-LED
OSC ON
LED2
RED
VDDVDD
TR4
BC212
R153
100K
V-LED
D22 12
MONOCUE
10K
100K
R24
100K
SW2
4PSUJ
R175
100K
OPSOLOEN
R26
TBSERIES
10K
TR7
BC182
V-LED
LED3
V+
LED12
TR11
BC182
V-LED
C20
100N
V-LED
R27
TBSHUNT
10K
C21
100N
V-LED
R165
10R C84
R166
10R
V1+
6
C40
4
100U
16V
3
V1-
C58
470N
R76
R77
220K
680K
LED12
YEL
V+LED
R154
10K
R155
10K
VSS
H/SET MIC
PFL METER
DIM
COMMS LISTEN
COMMS
R4
V+
C4
R1
33U
22K
63V
273
5
4
C2
100N
R2
C3
1M
2U2
63V
R30
3K3
C22
22U
25V
D5
24V
R33
3K3
R31
R32
5K6
5K6
V+LED
D7 D8
C24
33U
63V
R55
2K2
D2
9V1
R56
3K3
R57
1K5
R171
11K
C44
C45
470N
470N
R174
75R
TR10
BC212
LED1
IC16
78L05
1
3
VIN
VOUT
0
V
C69
2U2
63V
C70
2U2
63V
2
R139
10R
C73
220U
25V
C74
220U
25V
R140
10R
C5
IC1
22N
1K
8
61
SL6270
R5
47K
V+LED
D6
IC4
CNY17
C25
2U2
63V
COMTRANS
IC5
CNY17
R34
100K
D27
R35
100K
C26
33U
63V
V-LED V-LED V-LED V-LED
PINK NOISE
R58
1K2
C46
220N
VDD VSSR134
VSS
V+LED
V+
C75
0V TEST POINT
PL1
22U
2
25V
1
C76
22U
25V
V-
V-LED
1K
C6
D1
100U
9V1
16V
V+ NOT FITTED
8
C7
IC3A
3
2
100N
NE5532
4
R6
V-
47K
R8
8K2
R7
8K2
FIT 1K
IF TB LEVEL
IS FITTED
V+LED R178
C23
2U2
R39
63V
6K8
T1
2 4
FARNELL
149-152
1 3
1:1
V+LED
R37
3K
TR1
BC182
R36
V-LED
10K
C27
100N
R59
330R
C47
C48
100N
C49
47N
100N
R141
0R
R142
22R
C77
10N
VR1
1
1
BRKT1
VR2
1
1
BRKT2
LINK IF
T/B LEVELR3
LINK-OPT
C9
LK1
1
1 2
220N
2
3
VR3
20KB
ALPS
1
C8
T/B LEVEL
1N
C50
470N
R14
47K
R176
47K
C87 33P
V+
85
7
3
IC21
6
NE5534
2
470R
4
V-
R179
R180
20K
20K
R43
2K2
PR6
5K
1/4V
CON9
A
1
K
2
CALL
SW
3
SW
4
4WAY
MH
3
2
R60
100K
R61
510R
C53
100N
C54
100N
R66
150R
VDD
C78
22U
25V
IC17A
1
2
CD4001
VDD
VSS
R177
47K
3
2
V+
8
NE5532
4
V-
V+
V-
R68
9K1
OSCILLATOR
3
C79
22U
25V
R143
100K
R18
10K
C16
IC3B
5
C18
7
6
100N
R15
47K
R16
100K
C30
100N
C31
100N
SIDETONE
REJECTION
IC12A
1
R62
10K
C51
33P
8
IC13A
1
TL072
4
R67
18K
VDD
VSS
D18
IC17B
5
6
CD4001
R42
15K
R44
3K6
C52
100U
16V
C55
100U
16V
SOLO
2PSUJ MOM
220N
NE5532
R17
22K
C17
1N
C33
100P
R45
33K
V-
4
IC6A
2
3
NE5532
8
V+
R46
C32
47K
470P
LED1
R63
10K
R65
100K
R69
6K2
SW12
R144
22K
R145
2K2
R146
4
100K
MONO SOLO
ON
LED11
LED11
RED
SW11
VSS
R19
10K
C34
1
100U
16V
VR2
20KB
ALPS
OSC
LED1
GRN
SW1
2PSUJ
VR1
20KB
ALPS
IC13B
5
7
6
TL072
D14
D15
R70
10K
VDD
R147
470R
IC17C
8
9
CD4001
D19
RESET
INT T/B
6PSUJ
LED12
TBSERIES
TBSHUNT
2
C35
3
5
100U
6
16V
1
T/B
LEVEL
2
1
OSC.
LEVEL
C80
47N
NE5532
R47
10K
C56
5
3
100U
6
16V
NE5532
R64
10K
R71
3K9
R72
820R
6
IC18A
VSS
5
1
D
Q
S
3
CLK
2
Q
R
4013
4
10
D20
D30
9V1
COMMS AUDIO
V+LED
CON8
A
1
K
2
SW
3
SW
4
4WAY
MH
TR8
J111
TR9
J111
D26D25
IC6B
C36
7
100U
16V
R48
10K
IC12B
C57
7
100U
16V
R150
R151
47K
47K
D21
FLASH
IC17D
11
13
CD4001
R148
220K
VSS
R111
10K
R114
CMETER
10K
R117
10K
V1+V+
220U
25V
C85
220U
25V
V1-V-
C41
7
IC8
100U
16V
8
C42
215
SSM2142
100U
16V
V+
8
IC14A
3
1
2
NE5532
4
V-
IC14B
5
7
6
NE5532
9
D
S
11
CLK
R
VSS
C81 2U2
63V
V+LED
R156
3K9
C82
10U
16V
5K 1/4V
LEFT
METER
PR2
5K 1/4V
MONO
METER
PR3
5K 1/4V
RIGHT
METER
C62
100U
16V
C60
100U
16V
8
IC18B
13
Q
12
Q
4013
1
0
R157
100K
6
5
FLASH
R112
22K
V-
4
IC9A
2
1
3
TL072
8
V+
R115
22K
IC9B
6
7
5
TL072
R118
22K
V-
4
IC10A
2
1
3
TL072
8
V+
IC10B
6
7
5
TL072
R53
R54
10K
10K
R75
10K
R80
10K
R158
IC19B
10K
7
TL072 3
TALKBACK AND
OSCILLATOR
OUTPUT
2
R113
3K6
R116
3K6
R119
3K6
CON7
3
2
1
3WAY
MH
V-LED
V+LED
EXT METERS
R159
47K
R160
10K D23
4
IC19A
1
TL072
8
CON10
1
2
3
4
4WAY
MHR/A
PR4
5K
1/4V
LED3
LED3
RED
SW3
2PSUJ
LED4
RED
SW4
2PSUJ
LED5
RED
SW5
2PSUJ
LED6
RED
SW6
2PSUJ
D24
V+
C1
100N
V-
L1
AUX1
0H
2
R1
3
75R R3
V+
C12
100N
V-
L2
AUX2
0H
2
R11
3
75R R13
V+
C23
100N
V-
L3
AUX3
0H
2
R21
3
75R R23
V+
C34
100N
V-
L4
AUX4
0H
2
R31
3
75R R33
AUXREF
R41
100K
VDDVDD
C45
22U
25V
R58
220K
VSS 1
2
POWER RESET
VDD
1
2
VDD
1
2
VDD
1
2
C2
AUX1
33P
R2
10K
V-
IC1
4
C4
NE5534
100U
2
16V
8567
V+
C3
22P
R12
10K
V-
IC2
4
8567
V+
C14
22P
R22
10K
V-
4 IC3
8567
V+
C25
22P
R32
10K
V-
4 IC4
8567
V+
C36
22P
C46
22U
25V
R59
22K
D17
IC16A
CD4001
C48
22U
25V
R70
22K
D22
IC17A
CD4001
C50
22U
25V
R81
22K
D27
IC18A
CD4001
C52
22U
25V
R92
22K
D33
IC19A
CD4001
3
2
VR1
20KB
10K
ALPS
C13
33P
AUX2
C15
NE5534
100U
16V
20KB
ALPS
C24
33P
AUX3
C26
NE5534
100U
16V
20KB
ALPS
C35
33P
AUX4
C37
NE5534
100U
16V
20KB
ALPS
VDD
R60
2K2
3
VDD
R71
2K2
3
VDD
R82
2K2
3
VDD
R93
2K2
3
3
1
2
2
3
VR2
10K
3
1
2
3
2
VR3
10K
3
1
2
3
2
VR4
10K
3
1
AUX1 AFL
SW2
R61
470R
2PSUJ MOM
VSS
IC16B
5
6
VSS
5
6
VSS
5
6
VSS
5
6
CD4001
AUX2 AFL
2PSUJ MOM
IC17B
CD4001
AUX3 AFL
2PSUJ MOM
IC18B
CD4001
AUX4 AFL
2PSUJ MOM
IC19B
CD4001
R62
4
100K
SW4
R72
470R
R73
4
100K
SW6
R83
470R
R84
4
100K
SW8
R94
470R
R95
4
100K
LED2
C5
LED1
33P
R4
15K
C6
V-
100U
16V
4
1
R5
10K
IC5A
8
NE5532
V+
LED4
LED3
C16
33P
R14
15K
C17
V-
100U
4
16V
1
R15
IC7A
10K
8
NE5532
V+
LED6
C27
LED5
33P
R24
15K
C28
V-
100U
16V
4
1
R25
IC9A
10K
8
NE5532
V+
LED8
C38
LED7
33P
R34
15K
C39
V-
100U
16V
4
1
R35
10K
IC11A
8
NE5532
V+
VDD
C47
VSS
47N
5
3
IC14A
4013
IC16C
8
10
9
CD4001
RESET
D18
VDD
C49
VSS
47N
9
11
IC14B
4013
IC17C
8
10
9
CD4001
RESET
D23
VDD
C51
VSS
47N
5
3
IC15A
4013
IC18C
8
10
9
CD4001
RESET
D28
VDD
C53
VSS
47N
9
11
IC15B
4013
IC19C
8
10
9
CD4001
RESET
D34
V+
R6
ON
LED1
GRN
SW1
2PSUJ
ON
LED3
GRN
SW3
2PSUJ
ON
LED5
GRN
SW5
2PSUJ
ON
LED7
GRN
SW7
2PSUJ
6
1
D
Q
S
CLK
2
Q
R
4
D19
D55
9V1
8
13
D
Q
S
CLK
12
Q
R
1
0
D24
D56
9V1
6
1
D
Q
S
CLK
2
Q
R
4
D29
D57
9V1
8
13
D
Q
S
CLK
12
Q
R
1
0
D35
D58
9V1
C8
100R
22U
25V
6
7
C7
100U
16V
V+
R16
100R
C18
100U
16V
V+
R26
100R
C29
100U
16V
V+
R36
100R
C40
100U
16V
R64
47K
12
13
R63
220K
VSS
R75
47K
12
13
R74
220K
VSS
R86
47K
12
13
R85
220K
VSS
R97
47K
12
13
R96
220K
VSS
IC6
4
3
V-
4
3
V-
4
3
V-
4
3
V-
D20
R65
47K
IC16D
CD4001
D25
R76
47K
IC17D
CD4001
D30
R87
47K
IC18D
CD4001
D36
R98
47K
IC19D
CD4001
8
SSM2142
215
R7
100R
C9
22U
25V
C19
22U
25V
6
7
IC8
8
SSM2142
215
R17
100R
C20
22U
25V
C30
22U
25V
6
7
IC10
8
SSM2142
215
R27
100R
C31
22U
25V
C41
22U
25V
6
7
IC12
8
SSM2142
215
R37
100R
C42
22U
25V
VDDVDD
R66
100K
V-LED
R69
D21
11
10K
VDDVDD
R77
100K
V-LED
R80
D26
11
10K
VDDVDD
R88
100K
V-LED
R91
D32
11
10K
VDDVDD
R99
100K
V-LED
R102
D37
11
10K
C10
100U
16V
C11
100U
16V
R8
10KR910K
C21
100U
16V
C22
100U
16V
R18
10K
C32
100U
16V
C33
100U
16V
R28
10K
C43
100U
16V
C44
100U
16V
R38
10K
TR1
BC212
R68
100K
R67
100K
TR3
BC212
R79
100K
R78
100K
TR5
BC212
R90
100K
R89
100K
TR7
BC212
R101
100K
R100
100K
V+ V+
D1 D2
AUX1+
AUX1-
D4
D3
V- V-
V+ V+
D5 D6
AUX2+
AUX2-
D8
D7
V- V-
R19
10K
V+ V+
D9 D10
AUX3+
AUX3-
D11 D12
R29
V- V-
10K
V+ V+
D13 D14
AUX4+
AUX4-
D15 D16
R39
V- V-
10K
LED2
TR2
BC182
LED4
TR4
BC182
LED6
TR6
BC182
LED8
TR8
BC182
V-LED
FLASH
AFL
LED2
YEL
LED3
OPSOLOEN
AFL
LED4
YEL
LED5
AFL
LED6
YEL
LED7
AFL
LED8
YEL
+12V
IC13A
1
SSM2404
7
R10
1 3
10K
5 2
144
VSS-12V
IC13B
R20
10K
R30
10K
R40
10K
SSM2404
10 8
6 9
IC13C
SSM2404
11 13
15 12
IC13D
SSM2404
20 18
16 19
V+
V-
+18V
0V
-18V
1
1
R56
1K
R57
1K
VR1
1
BRKT1
VR5
1
BRKT2
C54
33P
R50
10K
V-
4
IC20A
2
1
3
TL072
8
V+
R42
10K
6
5
R44
10K
6
5
R46
10K
6
5
R48
10K
6
5
+12V
D38
C65
12V
22U
25V
C66
D39
22U
12V
25V
-12V
IC21
78L05
R145
1
VIN
10R
C87
2U2
63V
R159
V+PHONES
10R
C94
1000U
25V
R160
10R
V-PHONES
C95
1000U
25V
R1500RR158
C93
10N
R151
10R
C55
33P
R52
10K
IC20B
R51
10K
C57
33P
R43
10K
IC5B
NE5532
C59
33P
R45
10K
IC7B
NE5532
C61
33P
R47
10K
IC9B
NE5532
C63
33P
R49
10K
IC11B
NE5532
HEADSET
3
VOUT
0
V
2
R146
10R
R147
10R
0R
VSS
C56
6
5
7
7
7
7
CON4
1
2
3
4
4WAY
MH
C88
2U2
63V
C89
220U
25V
C90
220U
25V
AUX4+
AUX3+
AUX2+
AUX1+
R53
7
SOLO_C
10K
100U
TL072
16V
R55
PFL
10K
C58
100U
16V
R153
C60
100U
16V
C62
100U
16V
C64
100U
16V
R148
10R
R149
3K6
R154
METER
3K6
CON5
1
R155
2
3
4
3K6
4WAY
MHR/A
R156
3K6
C71
100U
C67
100U
16V
R103
22K
VDD
VSS
C91
0V TEST POINT
22U
25V
C92
22U
25V
V-
V-LED
10R
CON2
1920
1718
1516
1314
1112
910
78
56
34
12
20WAY
IDCMRH
16V
C69
33U
63V
IC22
273
5
8
4
61
C68
100N
C70
2U2
63V
V+LED
V+
2
1
AUX4AUX3AUX2AUX1-
SL6270
R104
1M
MWKGROUND
PL1
0V 0V
-18V
+18V
AUX1 AUX2
AUX3 AUX4
AUXREF
PFL
RESET FLASH
MUTE1 MUTE2
MUTE3 MUTE4
MUTE5 MUTE6
MUTE7 MUTE8
C77
33P
R123
R119
10K
V-PHONES
10K
4
R120
2
C78
1
3
15K
R122
6
5
15K
R121
10K
V+PHONES
R106
1K
D42
9V1
R105
1K
H/SET MIC
DIN41612
CON1
32A 32B
31A 31B
30A 30B
29A 29B
28A 28B
27A 27B
26A 26B
25A 25B
24A 24B
23A 23B
22A 22B
21A 21B
20A 20B
19A 19B
18A 18B
17A 17B
16A 16B
15A 15B
14A 14B
13A 13B
12A 12B
11A 11B
10A 10B
9A 9B
8A 8B
7A 7B
6A 6B
5A 5B
4A 4B
3A 3B
2A
1A 1B
DIN64ROT
V+PHONES
C72
22N
COMMS LINK
2B
100U
IC23A
8
16V
TL072
VR5A
20KB
C79
ALP2
33P
R124
10K
C80
7
100U
IC23B
16V
TL072
VR5B
20KB
ALP2
CON3
1516
1314
1112
910
78
56
34
12
16WAY
IDCRM
MWKGROUND
-18V
+18V
SOLO_C
OPSOLOEN
PHONES
V+PHONES
LMONITOR
CMONITOR
RMONITOR
ON
LED17
R157
GRN
4K7
2
3
1
5
6
4
BC212
LED1
TR9
V+ V+
V-
V+LED
V-PHONES
C81
SW17
100U
16V
R125
10K
4PSUJ
C84
100U
16V
R134
10K
C73
R107
33P
R110
10K
R108
6K8
V-PHONES
10K
R109
4
C74
2
1
10K
3
100U
IC26A
16V
8
TL072
V+PHONES
IC26B
5
7
6
TL072
VDD
D59
R161
75R
D60
TR16
BC212
R162
33K
V+LED
D40
R144
75R
D41
R143
33K
V-LED
MUTE/SCENE GROUPS
LAST IC
LAST R
LAST C
LAST TR
LASR D
LAST LED
LAST SW
LAST CON
LAST VR
V+PHONES
R128
270R
7
IC24
3
6
2
TL071
4
R126
10K
R129
R127
270R
3K3
V-PHONES 2
V+PHONES
R137
270R
7
IC25
3
6
2
R135
10K
R136
3K3
R152
47OR
TL071
4
R138
270R
V-PHONES
V+PHONES
R113
270R
7
IC27
3
2
R111
10K
R112
3K3
IC27
R161
C95
TR16
D60
LED17
SW17
CON8
VR5
TL071
4
R114
270R
V-PHONES
LED9
MUTE1 MUTE5
RED
SW9
2PSUJ
LED10
MUTE2
RED
SW10
2PSUJ
LED11
MUTE3
RED
SW11
2PSUJ
LED12
MUTE4 MUTE8
RED
SW12
2PSUJ
Title
Size Document Number REV
Date: February 21, 1994 Sheet 1 of 1
D47
R130
22R
TR10
BC212
TR11
BC182
R131
22R
R139
22R
TR12
BC212
TR13
BC182
R140
22R
D43
D44
TR14
BC212
TR15
BC182
D45
D46
Q2 AUXILIARY MASTER (PC1310-2)
HEADPHONES
C82
220U
25V
R132
10K
CON8
3
2
1
LEFT
RIGHT
C85
220U
25V
R115
22R
COMMS
HEADPHONES
C75
220U
25V
R116
22R
3WAY
MH
1
CON6
3
4
5
1/4JACK
1
CON7
2
3
4
5
1/4JACK
R141
10K
R117
10K
LED13
RED
SW13
2PSUJ
LED14
MUTE6
RED
SW14
MUTE6
2PSUJ
LED15
MUTE7
RED
SW15
MUTE7
2PSUJ
LED16
RED
SW16
2PSUJ
V-
D48
D49
D50
R133
33K
C83
100P
D51
D52
D53
D54
R142
33K
C86
100P
6
R118
33K
C76
100P
MUTE1 MUTE5
MUTE2
MUTE3
MUTE4 MUTE8
DDA, HOUNSLOW, MDDX, TW3 2EB, ENGLAND
TEL:(0)81-570-7161 FAX:(0)81-577-3677
D CD1185-2 B
R
L
COMM
JP1
6WAY
FHV
123456
AUX1 AUX2
CON1
XLR VM
132
JP2
6WAY
FHV
123456
CON2
XLR VM
132
JP3
6WAY
FHV
123456
AUX3
CON3
XLR VM
132
JP4
6WAY
FHV
123456
AUX4
CON4
XLR VM
132
CON9
20WY
IDCMDR
NOTE:-
THIS CONNECTOR
IS REVERSED
LK1
1 2
LK2
1 2
1920
1718
1516
1314
1112
910
78
56
34
12
JP5
6WAY
FHV
123456
1 2
1 2
LK9
LK10
FB1
CON5
XLR VM
132
1 2
1 2
JP6
6WAY
FHV
123456
1 2
1 2
LK3
LK4
FB2
CON6
XLR VM
132
LK11
LK12
1 2
1 2
JP7
6WAY
FHV
123456
1 2
1 2
LK5
LK6
LK7
1 2
LK8
1 2
FB4FB3
CON7
XLR VM
132
LK13
LK14
JP8
6WAY
FHV
123456
1 2
1 2
CON8
XLR VM
132
LK15
LK16
PL1
2
1
DDA, HOUNSLOW, MIDDLESEX,TW3 2EB, ENGLAND
Title
Size Document Number REV
B CD1192 1
Date: July 6, 1993 Sheet 1 of 1
Q2 AUXILIARY CONNECTOR
CHANNEL FADER
0 TO 10V
(-90dB TO +10dB)
EXTERNAL
FADER
0 TO 10V
(0dB TO -90dB)
VCA GROUP
-500mV TO 4.5V
(+10dB TO -90dB)
V2+
C21
R40
150K
220P
1
8
5
R37
CON4
3
2
FDRREF
CON1
3
2
1
3WAY
MHR/A
CON2
1
2
3
3WAY
MHR/A
CON3
1
2
3
4
5
6
6WAY
MHX
LINK
LK4
R1
1K
C1
2N2
FDRREF
2
1
MUTE CONTROL
VCA GROUP CONTROL
C11
2U2
63V
10V
REFERENCE
R11
15K
R12
15K
C6
47N
R32
10R
R33
10R
V+
R24
22K
D5
1V26
REF
V+
8
IC1A
3
1
2
TL072
R65
4
680K
V-
C7
47N
R14
15K
IC1B
6
7
5
TL072
R13
15K
V+
C16
22U
25V
C17
22U
25V
V-
V+
TL072
8
IC4A
3
2
R25
560R
R67
1
75R
4
C12
V-
220N
R26
3K9
R68
15K
R69
D10
*
18K
R15
150K
FDRREF
+10V
R27
5K1
*
4V7
D2D1
5V1
C8
47N
R16
75K R20
V-
4
IC3A
2
1
3
TL072
8
V+
2
LK3
LINK-OPT
1
LINK FOR
VCA VERSION
OPEN FOR
MUTE GROUP
VERSION
C13
220N
1K8
IC4B
6
7
5
TL072
FDRREF
R17
8K2
R19
C9
22U
25V
-3.5V
4K3
R18
300R
7K5
D11 -50mV/dB
*
R81
*
1K8
R29
2
3
10K
C14
47N
R30
10K
C15
47N
*
ON LCR (NON-VCA) VERSIONS CHANGE
R69 TO 47R, D10 TO 8V2.
D11,R81 FITTED ONLY ON LCR
(NON-VCA) VERSIONS.
V-
V+
D4D3
C10
330P
R21
7K5
IC3B
6
7
5
TL072
R66
2K2
-500mV = +10dB
0V = 0dB
+4.5V = -90dB
4
IC5
TL071
7
R31
D6R28
6
10K
R22
VCA_CONT
-28mV/dB
1K2
R23
1K5
V+ V2+
R57
100R
R58
100R
D7
5V1
V- V2-
1
3WAY
MHX
V2+
R75
33K
PR1
PR3
100K
100K
1/4V
1/4V
OFFSET
R80
33K
V2-
C25
22U
25V
C26
22U
25V
CON5
3
2
1
3WAY
MHX
CON6
3
2
1
3WAY
MHX
C20
18K
100U
16V
R36
10K
R38
10M
PR2
500K
1/4V
PR5
100K
1/4V
C27
100U
16V
R43
10K
C34
100U
16V
R50
10K
R44
18K
R45
10M
R51
18K
R52
10M
1
+I
7
-IN
6
+IN
4 B
-I
R39
SYM
220K
VCA_CONT
SYM
PR4
500K
1/4V
SYM
PR6
500K
1/4V
C
1
A
L
1
7
6
4 B
VCA_CONT
1
7
6
4 B
VCA_CONT
2
C
M
V
2
O
+
D
E
V
0
C
V
C
V
3
1
5
+I
-IN
+IN
-I
R46
220K
+I
-IN
+IN
-I
R53
220K
-
1
1
9
1
3
V2-
C22
470N
C28
R47
150K
220P
5
8
C
C
1
2
A
V
0
L
C
V
1
1
1
5
1
3
C29
470N
C35
R54
150K
220P
5
8
C
C
1
2
A
V
0
L
C
V
1
1
1
5
1
3
C36
470N
C23
100P
IC6
2
R41
3
-IG
18K
14
+OUT
16
-OUT
V2SSM2018
1
0
V2+OFFSET OFFSET
1
IC7
2
2
M
V
3
O
+
-IG
D
E
14
+OUT
16
-OUT
C
V
3
-
9
1
0
V2-
V2+
1
IC8
2
2
M
V
3
O
+
-IG
D
E
14
+OUT
16
-OUT
C
V
3
-
9
1
0
V2-
V2SSM2018
V2SSM2018
LEFT VCA
FITTED ON STEREO
AND LCR VERSIONS
C30
100P
R48
18K
RIGHT VCA
FITTED ON MONO,STEREO
AND LCR VERSIONS
C37
100P
R55
18K C38
CENTRE VCA
FITTED ON LCR
VERSIONS
C24
470N
R42
220K
C31
470N
R49
220K
470N
R56
220K
Title
Size Document Number REV
C CD1201-4 A
Date: April 27, 1995 Sheet 1 of 1
DDA
Q2 OUTPUT VCA SUB
CHANNEL FADER
0 TO 10V
(-90dB TO +10dB)
EXTERNAL
FADER
0 TO 10V
(0dB TO -90dB)
(+10dB TO -90dB)
CON1
3WAY
MHLR/A
CON2
3WAY
MHLR/A
VCA GROUP
-500mV TO 4.5V
3
2
1
1
2
3
CONTROL VOLTAGE
INPUT FROM
NOISE GATE
PROCESSOR
(0 TO 5V)
(0dB TO -90dB)
PANLS
PANRS
MONO
CON12
12
34
56
78
910
11 12
13 14
15 16
17 18
19 20
21 22
23 24
25 26
26WAY
IDCVF
LED27
GRN
MONOS
SW31
2PSUJ
GROUP1
LED28
GRN
G1S
G1C2S
SW32
4PSUJ
GROUP3
LED29
GRN
G3S
G3C4S
SW33
4PSUJ
GROUP5
LED30
GRN
G5S
G5C6S
SW34
4PSUJ
GROUP7
LED31
GRN
G7S
G7C8S
SW35
4PSUJ
PC1303
0VS
G7C8S
G5C6S
G3C4S
G1C2S
VCAMUTE
CVINPUT
V+LEDS
V-LEDS
CGROUPS
POSTS
AUX4RETS
FDRREF
R1
1K
C1
2N2
FDRREF
1
LK7
LINK
2
V+LEDS
0VS
V-LEDS
C11
2U2
63V
10V
REFERENCE
+CV
-CV
V+
8
IC1A
3
1
2
TL072
4
R65
680K
V-
C7
47N
R14
R11
15K
15K
R12
15K
V+
R44
15K
R45
15K
IC1B
6
7
5
TL072
R13
C6
15K
47N
V+
R32
C16
10R
22U
25V
C17
22U
25V
R33
10R
V-
R24
V+
22K
8
IC4A
3
1
2
TL072
4
V-
C12
D5
220N
1V26
R26
REF
3K9
R25
560R
C26
33P
R46
15K
IC7B
6
7
5
TL072
R47
C25
15K
33P
R67
75R
R48
47K
D9
OA91
R69
22K
R68
33K
CVINPUT 1 2
LINK FOR VCA
VERSION ONLY
OPEN FOR MUTE
GROUP VERSION
FDRREF
+10V
R27
5K1
R49
3
2
47R
C27
10N
D10
4V7
D1
5V1
R15
150K
LK5
2
3
LINK
FDRREF
D2
C8
47N
R16
75K
V-
4
IC3A
1
TL072
8
V+
R17
6K8
C9
R18
22U
150R
25V
GATE -500mV = +10dB
NOT FITTED
D3 D4
R19
2K7
R20
7K5
R50
7K5
C10
330P
R21
7K5
IC3B
6
7
5
TL072
R66
2K4
-50mV/dB
0V = 0dB
+4.5V = -90dB
R22
VCA_CONT
-28mV/dB
1K2
R23
1K5
V+LEDS
D29
R182
100R
D30
TR27
BC212
R183
33K
V-LEDS
FB 1/2
FB 3/4
C13
220N
R28
1K8
IC4B
-3.5V
6
7
5
TL072
V+
R52
56K
GATE
5
V+
8
IC7A
TL072
4
V-
6
LED4
R51
1
RED
10K
R53
180R
V-
R29
4
IC5
D6
2
10K
R30
10K
IC8B
7
TL072
GATE
6
3
C14
TL071
7
47N
V+
C15
47N
C28
R54
10K
100U
16V
C29
33P
NOISE GATE INTERFACE
LK6
R31
1 2
VCAMUTE
LINK
10K
D7
5V1
OUTPUT TO NOISE GATE
PROCESSOR
V+
TL072
8
IC8A
3
2
4
V-
R55
10K
C31
R56
1
75R
C30
R57
33P
10K
R58
10K
AOUT
R59
100U
10K
16V
AGND
R60
75R
CON6
-CV
AGND
12
34
56
78
910
10WAY
IDCMH
+CV
AOUT
R43
100R
AUX 1/2
CON5
12
34
56
78
910
11 12
13 14
15 16
16WAY
IDCVF
LED1
GRN
4PSUJ
LED2
GRN
4PSUJ
LED3
GRN
4PSUJ
2
LK3
LINK
1
LK4
1 2
LINK-OPT
SW1
SW2
SW3
PANRS
LK27
LK28
1 2
CGROUPS
MIXCS
PAN
LED26
GRN
POSTS
LSUBS
RSUBS
SW30
4PSUJ
DIRECT
LED32
GRN
DIRECTS
SW29
4PSUJ
AUX4RETS
AUX4WS
V-LEDS
SUB PCB
G7S
G5S
G3S
G1S
0VS
PANRS
RSUBS
PANLS
LSUBS
MONOS
MIXCS
DIRECTS
AUX4WS
V1+
C21
R40
150K
220P
8
R37
CON4
3
2
1
3WAY
MHX
C20
18K
100U
16V
R36
10K
V2+
PR1
R38
100K
NOT
1/4V
FITTED
10M
NOT FITTED
V2-
OFFSET
5
C
C
1
2
1
+I
7
-IN
6
+IN
4 B
-I
0
V
A
V
C
L
1
1
1
3
1
5
R39
SYM
220K
PR2
VCA_CONT
500K
1/4V
C22
470N
C23
100P
1
IC6
2
R41
M
V
3
O
+2-IG
D
E
+OUT
-OUT
C
V
3
-
9
1
0
V1-
R62
0R
C24
18K
14
16
470N
R42
V1SSM2018
VCA
220K
V+ V1+
R34
100R
R35
100R
V- V1-
V2+
R63
C18
100K
22U
25V
C19
22U
25V
R64
100K
V2-
DDA, HOUNSLOW, MIDDX, TW3 2EB, ENGLAND.
TEL: (0)81-570-7161 FAX: (0)81-577-3677
Title
Q2 INPUT VCA AND SUB BOARD (PC1327-3)
Size Document Number REV
D CD1202-3 C
Date: March 23, 1995 Sheet 1 of 1
JP1
6WAY
FHV
123456
LEFT
CON1
XLR VM
132
JP3
6WAY
FHV
123456
CENTRE
CON3
XLR VM
132
JP5
6WAY
FHV
123456
RIGHT
CON5
XLR VM
132
JP7
6WAY
FHV
123456
MATRIX
CON7
XLR VM
132
NOTE:-
THIS CONNECTOR
IS REVERSED
CON9
40WY
IDCMDR
LK1
1 2
LK2
1 2
3940
3738
3536
3334
3132
2930
2728
2526
2324
2122
1920
1718
1516
1314
1112
910
78
56
34
12
JP2
6WAY
FHV
123456
1 2
1 2
LEFT
CON2
XLR VM
132
LK3
LK4
1 2
1 2
JP4
6WAY
FHV
123456
1 2
1 2
LK5
LK6
CENTRE
CON4
XLR VM
132
LK7
LK8
1 2
1 2
JP6
6WAY
FHV
123456
1 2
1 2
LK9
LK10
RIGHT
CON6
XLR VM
132
LK11
LK12
1 2
1 2
JP8
6WAY
FHV
123456
1 2
1 2
LK13
LK14
MATRIX
CON8
XLR VM
132
LK15
LK16
PL1
2
1
DDA, HOUNSLOW, MIDDLESEX,TW3 2EB, ENGLAND
Title
Q2 LCR/MATRIX OUTPUT CONNECTOR
Size Document Number REV
B CD1203-2 PC1328-2 A
Date: August 6, 1993 Sheet 1 of 1
SEE REAR PANEL
FL5
TH1
SG200
S1
ELN
MAINS FUSE 6.3A/T 20mm 220/240V
10A/T 20MM 110/120V
R42
100R
240V BROWN
220V PINK
110V BLUE
100V BLACK
VIOLET
240
220
GREY
110
RED
YELLOW/BLUE
100
RED
PC1141
SENSE
(8)
DRIVE
(7)
(10) UNREG
(5)
0V
(6)
(1)
UNREG-
(4)
DRIVE-
(3)
SENSE-
C22
100n
PHAN
PHAN
BROWN
D3
YELLOW
0V
BLUE
35A BRIDGE
R24
100R
100/40
100/40
R39
100R
BLUE
D6
TR21
1N4002
TIP31
R22
1R
TR22
BC441
D7
C10
1N4148
D8
1N4148
R25
3k3
R37
3k3
D12
1N4148
D13
C21
1N4148
TR24
2N5322
R40
1R
TIP32
R23
100R
R26
75R
TR9
BC212
TR12
BC182
TR18
BC212
TR20
BC182
R38
75R
R41
TR23
100R
D14
1N4002
FL4
3.15A Q
TR10
BC212
TR11
BC182
R27
100n
3k3
C11
100n
R36
C20
3k3
TR17
BC212
TR19
BC182
D1
2KBP02
1000/63
C4
C5
10,000/40
10,000/40
D9
1N4148
10,000/40
C7
C8
10,000/40
R29
R28
2k2
2K2
TR13
BC212
D10
12V
D11
12V
TR16
BC182
R34
R35
R2k2
2k2
IC1
LM783
1
3
VI
VO
C1
C2
33/63
FL2
15A Q/B
C6
100n
C9
100n
FL3
15A Q/B
C13
100p
TR14
BC182
C12
100/40
C18
100/40
TR15
BC212
C19
100p
R3
470RR182R
2
500R
PR1
MJ2955
R6
TR1
0.1R
0.1R
R7
TR2
0.1R
0.1R
0.1R
R8
TR3
0.1R
R9
TR4
0.1R
UNREG
UNREG-
R19
TR8
0.1R
R18
TR7
0.1R
0.1R
R17
0.1R
TR6
0.1R
R16
0.1R
TR5
0.1R
R20
2N3055
RESISTORS R47, 48, 49, 50 NOT FITTED IN HEAVY DUTY SUPPLY
FL2 AND 3 FITTED AS 6.3A/Q IN HEAVY DUTY SUPPLY
FL2 AND 3 FITTED AS 10A/Q IN DCM POWER SUPPLY
FL2 AND 3 FITTED AS 15A/Q IN DCM HD SUPPLY
R30
6k8
C14
R31
15k
100/40
PR2
5k
PR3
5k
R32
15k
C16
100/40
R33
6k8
R2
2k7 1W
R10
R470.1R
R11
R48
SENSE
DRIVE
DRIVE-
SENSE-
R49
R500.1R
FL1
0.25A Q
C3
33/63
PC1141
8
710
14
3
R21
(9)REG
C15
100n
C17
100N
(2)REG-
CHASSIS
+48V [10]
R46
R45
10k
D20
LED
REG
9
6
0V
5
2
REG-
FRONT PANEL TEST POINT
10k
[1] [2]
+18V
R13
FRONT PANEL TEST POINT
1K5
R43
3K3
D17
1N5402
D15
LED
R44
3K3
D16
LED
CHASSIS
+48V
0V
-18V
+18V
[5] [6] [7] [8] [9]
D18
1N5402
[3] [4]
-18V
R15
FRONT PANEL TEST POINT
1K5
GREEN/YELLOW
ORANGE
GREEN
0V
1
6
2
7
3
459
10 +48V
HARTING
HD/DCM/DCM HD AUDIO POWER SUPPLY
8
DDA LTD.
+18V
BLUE
BLUE
-18V
BROWN
BROWN
Title
Size Document Number REV
C CD1219-1 A
Date: December 14, 1993 Sheet 1 of 1
LINE B
CON1
1/4JACK
LEFT
WIR1
1
2
3
3WAY
WIR
LINE A
WIR2
1
2
3
3WAY
WIR
LINE B
CON2
1/4JACK
RIGHT
VCA1
VCA2
VCA3
VCA4
VCA5
VCA6
VCA7
VCA8
0V 0V
-18V
+18V
FB1
FB3
AUX1 AUX2
AUX3 AUX4
AUXREF BUSREF
BUS1 BUS2
BUS4
BUS5 BUS6
BUS8
BUS9
BUS11
BUS13
BUS15 BUS16
LMIX RMIX
CMIX MIXREF
PFL SOLO_L
SOLO_R
IPSOLOEN
RESET FLASH
VCA1
VCA3
VCA5
VCA7
LED1
1
2
3
4
5
INPUT B
LED1
GRN
SW1
6PSUJ
1
2
3
4
5
LED11
RED
NON VCA
LK9
1 2
D1
D2
D3
D4
D5
D6
D7
D8
LED12
RED
LED13
RED
LED14
RED
LED15
RED
LED16
RED
LED17
RED
LED18
RED
DIN41612
CON7
32A 32B
31A 31B
30A 30B
29A 29B
28A 28B
27A 27B
26A 26B
25A 25B
24A 24B
23A 23B
22A 22B
21A 21B
20A 20B
19A 19B
18A 18B
17A 17B
16A 16B
15A 15B
14A 14B
13A 13B
12A 12B
11A 11B
10A 10B
9A 9B
8A 8B
7A 7B
6A 6B
5A 5B
4A 4B
3A 3B
2A
1A 1B
DIN64ROT
LINK
SW14
2PSUJ
VSS
SW15
2PSUJ
VCAMUTE
CVINPUT
SW16
VCA CONTROL
2PSUJ
RESET
SW17
2PSUJ
SW18
2PSUJ
SW19
2PSUJ
SW20
2PSUJ
SW21
LED19
2PSUJ
MWKGROUNDMWKGROUND
2B
WIR3
LED2
MICAMPV+
8
12K
12K
11
CON3
4WAY
MH
R127
47KC40
RESET
R3
1 2
1 2
4
3
2
1
VDD
VSS
D11R126
3
3
2
4
MICAMPV-
MICAMPV+
8
3
2
4
MICAMPV-
R13
LED10
SCENE
LK10
LINK-OPT
MUTE
LK11
LINK
MIDI MUTE
CON4
3
2
1
3WAY MH
VDD
ONLED
LED10
R114
100K
BC182
VSS
VDD
R128
100K
D12
D14
CON8
12
34
56
78
910
11 12
13 14
15 16
17 18
19 20
21 22
23 24
25 26
26WAY
IDCBH
IC1A
C3
R5
1
TL072
100U
10K
16V
R6
1K
C2
33P C4
R4
12K
IC2A
1
TL072
C7
33P
12K
SAFE/ENABLE
VSS
TR1
VSS
R125
10K
R129
2K2
IC15A
1
2
CD4001
1
ALP2CD
3
2
C8
R14
100U
10K
16V
R15
1K
4
ALP2CD
6
5
IC15C
LED10
8
9
YEL
CD4001
R110
1M
VSS
SW13
2PSUJ
VDD
C38
6
47N
5
D
S
R112
3
CLK
2K2
R
R111
100K
VDD
4
VDD
VSS
R116
150K
R115
TR2
BC182
4K7
VSS
D10
FLASH
VDD
C41
47N
8IC14B
VSS
9
D
S
11
CLK
R
1
0
D13
3
D15
+48V
+18V
0V
G7C8
-18V
G5C6
G3C4
G1C2
VCAMUTE
CVINPUT
V+LED
V-LED
CGROUP
MIXREF
POST
BUSREF
AUXREF
5
6
VR1A
10KB
R71KR8
5
6
VR1B
10KB
R16
1K
IC14A
1
Q
2
Q
4013
R117
100K
13
Q
12
Q
4013
R130
100K
VSS
+48V
R100
1K
R180
1K
R181
1K
IC1B
7
TL072
33P
10K
IC2B
7
TL072
C66
33P
R17
10K
10
5
6
8
9
12
13
R133
100K
R131
R132
47K
47K
R137
100K
R136
100K
R153
10R
R147
1R
R148
1R
PAN BUFFER EARTH
PAN BUFFER EARTH
AUX POT EARTH
R1
24K
R2
24K
C1
33P
R10
24K
R11
24K
R12
C6
33P
IC15D
12
13
CD4001
R109
100K
ON
C39
22U
25V
R113
100K
VDD
SOLO
2PSUJ MOM
SW22
2K2
22U
25V
VSS
IC13A
1
2
CD4093
-18V
+18V
+48V+48V
FB2
FB4
BUS3
G7
G5
G3
BUS7
G1
BUS10
0V
BUS12
PANR
BUS14
RSUB
PANL
LSUB
MONO
MIXC
VCA2
VCA4
VCA6
VCA8
C55
100U
16V
R9
10K
C56
100U
16V
R18
10K
FLASH
IC15B
CD4001
IC13C
CD4093
IC13D
CD4093
R134
100K
R138
100K
1
C49
2U2
63V
C43
220U
25V
RED R22
LEFT CUT
SW2
2PSUJ
RIGHT CUT
LED3
RED
SW3
2PSUJ
VDD
R118
100K
IC13B
5
4
6
CD4093
CUT LAMP
LK12
10
LK13
1 2
ON LAMP
11
SERIES
VDDVDD
TR5
BC212
R135
10K
V-LED
VDDVDD
VDD
TR8
BC212
R139
100K
V-LED
IC16
78L05
3
VIN
VOUT
0
V
2
R149
1R
R151
10R
C45
22U
25V
C44
C46
220U
22U
25V
25V
R152
10R
R150
1R
MWKGROUND
BRKT1VR1
1
1
BRKT1VR7
1
1
12K
R24
10K
R25
10K
R26
10K
R29
12K
VR2B
20KB
R31
10K
R20
10K
C5
33P
V-
4
R19
2
3
10K
8
V+
0 REVERSE
4
LK14
CUT LAMP
TR6
BC182
VDD
R121
D9
R119
47K
C42
47N
VDD
100K
R120
47K
R122
100K
V-LED
VDD
R141
100K
R140
100K
LED19
LED19
YEL
LED20
LSUB
RSUB
PRE
D17
D18
VDD
C50
2U2
VSS
63V
V+LED
V+
MICAMPV+
C47
22U
PL1
2
25V
1
0V TEST POINT
C48
22U
25V
MICAMPV-
V-
V-LED
R155
R154
0R
33R
C51
10N
VSS
R23
VR2A
5K6
2
C12
20KB
3 7
33P
V-
1
4
IC4A
C11
2
220N
1
3
TL072
8
R27
V+
680K
R30
5K6
C15
5
6 8
33P
V-
4
4
IC5A
C14
2
220N
1
3
TL072
8
R32
V+
680K
IC3A
C10
1
100U
TL072
16V
R21
10K
ONLED
TR3
BC212
R123
BC182
LED10
10K
TR4
R124
4K7
V-LED
VDD
TR7
BC212
D16
R143
IPSOLOEN
R144
4K7
R145
4K7
R146
4K7
VSS
J175
TR9
PFL/SOLO FETS
TR10
J111
TR11
TR13
J175
J175
V+LED V+LED
D19
D20
R158
33K
V-LED
V+LED V+LED
D21
D22
R160
33K
V-LED
10K
TR12
J111
R142
100K
WIDTH IN
C13
100U
16V
R28
10K
SW5
4PSUJ
C16
100U
16V
R33
10K
0 REV
SW4
2PSUJ
SOLO_L
SOLO_R
TR14
PFL
J111
C52
2U2
63V
R157
100R
1/8W
R161
10K
TR15
BC212
LED1
TR16
BC212
ONLED
V-
6
5
R159
47R
VCA MASTER
LED5
ALP2CD
VR3A
10KB
R34
LED4
1K5
GRN
D23
1V26
V+
REF
3
2
V-
R162
820R
IC11B
7
TL072
3
R38
22K
C18
68N
3
R36
2K2
VR4A
10KB
ALP2CD
ALP2CD
VR3B
R39
10KB
1K5
6
R43
22K
C23
68N
6
R41
VR4B
2K2
10KB
ALP2CD
1 2
PRE
POST
LPRE
LPOST
PRE
1 2
POST
RPRE
RPOST
LEFT
VCA FADER
8
IC11A
1
-5.80V
TL072
4
V+LED
R163
VCA CUT
3K
SWA
R190
SWB
2K4
LED
A
R191
270R
RIGHT
VCA
FADER
V+LED
VCA CUT
SWA
SWB
LED
LEFT
3WAY
FADER
R35
1 2
1K5
C17
3N3
C20
33P
IC4B
6
7
5
TL072
C19
68N
R37
1 2
2K2
R40
4 5
1K5
C22
3N3
C25
IC5B
6
7
5
TL072
C24
68N
R42
4 5
2K2
C28
LK1
100U
16V
LK2
LK3
LK4
C37
LK5
100U
16V
LK6
LK7
LK8
WIR5
3
2
1
3WAY
WIR
R166
1K8
CON5
6
5
4
3
2
1
6WAY
V-LED
MHL
WIR6
3
2
1
3WAY
WIR
R167
1K8
CON6
6
5
4
3
2
1
6WAY
V-LED
MHL
WIR
C21
100U
16V
R44
10K
R58
10K
SERIES
SERIES
WIR4
3WAY
WIR
33P
C26
100U
16V
FB1FB2
VR5B
VR5A
2
5
20KB
20KB
3
6
1
4
AUX1AUX2
VR6B
VR6A
20KB
20KB45
2
6
3
1
LED20
VCA IN
LED20
GRN
SW23
2PSUJ
A
VCA IN
LED21
GRN
V-LED
SW24
2PSUJ
A
C29
470N
123
R51
220K
R183
100K
V+
IC18
14
V+
4
6
AI
AO
3
0V
2
5
AC
0V
11
9
BI
BO
8
0V
13
10
BC
0V
12
0V
7
1
V-
0V
SSM2402
V-
RIGHT
123
FADER
C33
470N
680K
R62
R61
220K
R185
100K
240R
R186
SW6
4PSUJ
SW7
4PSUJ
R178
D24
47K
5V1
R168
100K
R164
47K
2
R170
3
39K
R171
2K1
R179
D25
47K
5V1
R174
100K
R165
47K
6
R176
5
39K
R177
2K1
IC6B
NE5532
5
7
6
680K
R52
R53
4K7
C30
33P
240R
R184
R103
4K7
R101
4K7
R104
4K7
R102
4K7
R107
4K7
R105
4K7
R108
4K7
R106
4K7
R169
100K
V-
V+
R175
100K
LEFT
FADER BUFFER
PR1
500R
1/4H
R45
10K
C27
33P
V-
4
IC6A
2
1
3
NE5532
8
R47
V+
4K7
R48
4K7
R59
10K
C32
R189
8K2
33P
V-
4
IC7A
2
1
3
NE5532
8
V+
RIGHT
FADER BUFFER
IC7B
NE5532
5
7
6
R63
4K7
C34
33P
PR2
500R 1/4H
FB3
FB1
FB4
FB2
AUX3
AUX1
AUX4
AUX2
LK23
C53
10N
+5.2V TO -0.6V
-100dB TO +10dB
C54
10N
+5.2V TO -0.6V
-100dB TO +10dB
LK24
LK25
R172
1
LK26
75R
LK29
LK30
LK31
R173
7
LK32
75R
4
IC12A
TL072
8
IC12B
TL072
R56
C31
R54
10K
100U
75R
16V
R55
10K
SERIES
SERIES
TL072
IC3B
5
6
C36
33P
R49
3K3
R64
C35
75R
100U
16V
R65
10K
VCA1
VCA3
VCA5
VCA7
VCA2
VCA4
VCA6
VCA8
R57
1M
V+
14
4
2
11
13
7
LPRE
V-
7
PRE
RPRE
10K
R67
1M
IC18
LAST IC
R191
LAST R
C66
LAST C
LAST TR
TR16
LAST D
D25
LAST SW
SW24
LAST CON
CON8
LAST LK
LK32
LAST VR
VR7
LAST LED
SW21
R68
10K
C57
33P
V-
4
IC8A
2
C61
1
3
NE5532
220U
8
25V
V+
IC17
V+
6
AI
AO
3
0V
5
0V
AC
9
BI
BO
8
0V
10
0V
BC
12
0V
1
V-
0V
SSM2402
CGROUP
MIXC
POST
LSUB
RSUB
2
3
LPOST
RPOST
PC1303
NOTE
FOR DIFFERING VERSIONS
FIT COMPONENTS AS BELOW
A STANDARD INPUT
B STEREO/MONO 16
V-
V+
SUB BOARD
R72
10K
4
8
VR7B
20KB
C58
33P
IC9A
C62
1
220U
NE5532
25V
PANR
PANL
MONO
G1
G1C2
G3
G3C4
G5
G5C6
G7
G7C8
0V
PAN BUFFER
R69
18K
1
VR7A
2
20KB
4
5
R73
18K
R76
4K7
R77
6
5
4K7
LED5
LED8 LED9
LED9
DDA, HOUNSLOW, MIDDX, TW3 2EB, ENGLAND.
TEL: (0)81-570-7161 FAX: (0)81-577-3677
Title
Size Document Number REV
D CD1227-3 A
Date: November 10, 1994 Sheet 1 of 1
IC8B
NE5532
5
3 7
6
R70
100K R71
R187
0R
R188
0R
IC9B
NE5532
5
6 8
6
R74
100K
R78
3K3
C59
33P
IC10B
R79
7
2
3
4K7
TL072
MIX
LED5
GRN
SW8 4PSUJ
GROUP2
LED6 GRN
SW9 4PSUJ
GROUP4
LED7 GRN
SW10 4PSUJ
GROUP6
LED8 GRN
SW11 4PSUJ
GROUP8
LED9 GRN
SW12 4PSUJ
VCA MASTER/EFFECTS RETURN
C63
7
100U
16V
100K
C64
7
100U
R75
16V
100K
R80
4K7
C60
33P
V-
4
IC10A
C65
1
100U
TL072
8
16V
V+
R60
100KR66
R81
4K7
R82
4K7
R83
4K7
LED7
R84
B
A
4K7
LK15
R85
LK16
4K7
B
R86
4K7
R87
4K7
B
LED8LED7
R88
B
A
4K7
LK17
R89
LK18
4K7
B
R90
4K7
R91
4K7
B
R92
B
A
4K7
LK19
R93
4K7
LK20
B
R94
4K7
R95
4K7
B
V-LED
R96
B
A
4K7
LK21
R97
LK22
4K7
B
R98
4K7
R99
4K7
B
LMIX
RMIX
CMIX
BUS9
BUS1
BUS2
BUS10
BUS11
BUS3
BUS4
BUS12
BUS13
BUS5
BUS6
BUS14
BUS15
BUS7
BUS8
BUS16
135 EARTH STUD
PSU CON
624
BLUE
GRN/YEL (50/0.25)
ALL WIRES TRI-RATED 24/0.2 UNLESS STATED
BRN
GRN
TO METERBRIDGE
GRN/YEL (50/0.25)
BRN
GRN (50/0.25)
DDA LTD., HOUNSLOW, MIDDX., TW3 2EB, ENGLAND
TEL: (0)81 570 7161 FAX: (0)81 577 3677
Title
Q2 FRAME POWER WIRING
Size Document Number REV
A AS1324-2 A
Date: June 30, 1993 Sheet 1 of 1
COPPER BAR
MOTHERBOARDBLUE
MOTHERBOARD
COPPER BAR
MOTHERBOARDORANGE
CON15
3WAY
METWAY
123
DIN41612
MWK
0V
-18V
+18V
+48V
FB1
FB3
AUX1
AUX3
AUXREF BUSREF
BUS1
BUS1C2
BUS4
BUS5
BUS5C6
BUS8
BUS9
BUS11
BUS13
BUS15
LMIX
CMIX
PFL
SOLO_R
IPSOLO
RESET
MUTE1
MUTE3
MUTE5
MUTE7
CON1 - 13
32A 32B
31A 31B
30A 30B
29A 29B
28A 28B
27A 27B
26A 26B
25A 25B
24A 24B
23A 23B
22A 22B
21A 21B
20A 20B
19A 19B
18A 18B
17A 17B
16A 16B
15A 15B
14A 14B
13A 13B
12A 12B
11A 11B
10A 10B
9A 9B
8A 8B
7A 7B
6A 6B
5A 5B
4A 4B
3A 3B
2A
1A 1B
64WAY
DILTRAN
BUS3C4
BUS7C8
BUS10
BUS12
BUS14
BUS16
MIXREF
SOLO_L
SOLO_C
OPSOLO
FLASH
MUTE2
MUTE4
2B
MUTE6
MUTE8
MWK
-18V
+18V
+48V
FB2
FB4
AUX2
AUX4
BUS2
BUS3
BUS6
BUS7
RMIX
DIN41612
MWK
0V
0V
-18V
+18V
+48V
FB1
FB3
AUX1
AUX3
AUXREF BUSREF
BUS1
BUS1C2
BUS4
BUS5
BUS5C6
BUS8
BUS9
BUS11
BUS13
BUS15
LMIX
CMIX
PFL
SOLO_R
IPSOLO
RESET
MUTE1
MUTE3
MUTE5
MUTE7
32A 32B
31A 31B
30A 30B
29A 29B
28A 28B
27A 27B
26A 26B
25A 25B
24A 24B
23A 23B
22A 22B
21A 21B
20A 20B
19A 19B
18A 18B
17A 17B
16A 16B
15A 15B
14A 14B
13A 13B
12A 12B
11A 11B
10A 10B
9A 9B
8A 8B
7A 7B
6A 6B
5A 5B
4A 4B
3A 3B
2A
1A 1B
64WAY
DILTRAN
2B
CON14
BUS3C4
BUS7C8
BUS10
BUS12
BUS14
BUS16
MIXREF
SOLO_L
SOLO_C
OPSOLO
FLASH
MUTE2
MUTE4
MUTE6
MUTE8
MWK
-18V
+18V
+48V
FB2
FB4
AUX2
AUX4
BUS2
BUS3
BUS6
BUS7
RMIX
0V
DDA
Title
Q2 MOTHERBOARD (PART ONLY SHOWN)
Size Document Number REV
A CS0019 1
Date: June 30, 1993 Sheet of
CHANNEL FADER
0 TO 10V
(-90dB TO +10dB)
FDRREF
CON1
R1
3
2
1
1K
3WAY
MHLR/A R65
NOTE:FOR VCA LAW FADER FDRREF MUST GO TO
THE BOTTOM OF THE FADER
FDRREF
EXTERNAL
FADER
0 TO 10V
(0dB TO -90dB)
CON2
1
2
3
3WAY
MHLR/A
1
LK7
LINK
2
V+LEDS
0VS
V-LEDS
VCA GROUP
-500mV TO 4.5V
(+10dB TO -90dB)
C11
2U2
63V
C1
2N2
10V
REFERENCE
V-
R3
10R C2
V+
8
IC1A
3
2
4
680K
V-
C7
47N
R11
15K
15K
R12
15K
V+
IC1B
6
5
R13
C6
15K
47N
R32
10R
C17
22U
25V
R33
10R
R24
V+
22K
8
IC4A
3
2
TL072
4
C12
V-
220N
D5
1V26
R26
REF
3K9
R25
560R
R2
1
3K9
TL072
R4
10R
V+
VCA
FADER
LK1
1 2
LINK-OPT
7
TL072
CVINPUT 1 2
LINK FOR VCA
VERSION ONLY
OPEN FOR MUTE
V+
GROUP VERSION
C16
22U
25V
V-
FDRREF
+10V
R27
R67
1
5K1
75R
LOG-AMP
TR1B
TR1A
1
8
22U
25V
R5
2M2
2
3
C3
22U
25V
R61
150KR14
R15
150K
LK5
2
3
LINK
C13
220N
R28
1K8
IC4B
6
7
5
TL072
2
C4
SSM2210
680P
4
IC2A
1
TL072
8
D1
D2
5V1
C8
47N
R16
22U
25V
75K
V-
4
IC3A
1
TL072
8
V+
R29
10K
-3.5V
R30
10K
7
3
6
R7
2K
R6
6K8
SCALE FACTOR
LOG
FADER
R10
LK2
1 2
3K6
LINK
FDRREF
R17
6K8
R19
4K3
R18
C9
300R
R20
7K5
V-
2
3
C14
47N
V+
C15
47N
C5
680P
R9
6
IC2B
7
TL072
R8
560R
D3 D4
C10
330P
R21
7K5
6
5
R66
2K2
4
IC5
D6
R31
6
10K
TL071
7
FDRREF
3K
5
IC3B
7
TL072
1 2
D7
5V1
-50mV/dB
-500mV = +10dB
0V = 0dB
+4.5V = -90dB
LK6
LINK
R22
VCA_CONT
-28mV/dB
1K2
R23
1K5
VCAMUTE
V+LEDS
V-LEDS
PANRS
R182
D29
100R
D30
TR27
BC212
R183
33K
PANRS 1 2
LINK-OPT
1 2
CGROUPS
MIXCS
POSTS
LSUBS
RSUBS
LK27
LK28
LINK
PAN
LED26
GRN
SW30
4PSUJ
PANLS
MONO
LED27
GRN
MONOS
SW31
2PSUJ
GROUP1
LED28
GRN
G1S
G1C2S
SW32
4PSUJ
GROUP3
LED29
GRN
G3S
G3C4S
SW33
4PSUJ
GROUP5
LED30
GRN
G5S
G5C6S
SW34
4PSUJ
GROUP7
LED31
GRN
V-LEDS
G7S
G7C8S
SW35
4PSUJ
0VS
V1+
C21
R40
150K
220P
5
1
7
6
4 B
SYM
VCA_CONT
8
C
C
1
2
+I
-IN
+IN
-I
A
V
0
L
C
V
1
1
1
5
1
3
R39
220K
C22
470N
R37
CON4
3WAY
MHX
C20
3
2
1
18K
100U
16V
R36
10K
V2+
R44
PR3
100K
1/4V
10M
1/8W
OFFSET
PR2
V2-
500K
1/4V
C23
10P
1
IC6
2
2
R41
M
V
3
O
+
-IG
D
E
+OUT
-OUT
C
V
3
-
9
1
0
V1R43
0R
DO NOT FIT
C24
18K
14
470N
16
V1SSM2018
R42
220K
V+ V1+
R34
100R
C18
22U
25V
C19
22U
25V
VCA 1
R35
100R
V- V1-
CON14
3
2
1
3WAY
MHX
V2+
R46
100K
R47
100K
V2-
C120
R137
100U
16V
R136
10K
V2+
PR13
100K
1/4V
V2-
1
18K
7
6
4 B
R144
10M
1/8W
OFFSET
PR12
500K
1/4V
V1+
C121
R140
150K
220P
5
8
C
C
1
2
+I
-IN
+IN
-I
A
V
0
L
C
V
1
1
1
5
1
3
R139
220K
VCA_CONT
C123
10P
1
IC16
2
2
R141
M
V
3
O
+
-IG
D
18K C124
E
14
+OUT
-OUT
C
V
3
-
9
1
0
V1-
R143
0R
DO NOT FITSYM
470N
16
V1SSM2018
R142
220K
VCA 2
CON12
12
34
56
78
910
11 12
13 14
15 16
17 18
19 20
21 22
23 24
25 26
26WAY
IDCVF
G7C8S
G5C6S
G3C4S
G1C2S
VCAMUTE
CVINPUT
V+LEDS
V-LEDS
CGROUPS
POSTS
DDA, HOUNSLOW, MIDDX, TW3 2EB, ENGLAND.
TEL: (0)81-570-7161 FAX: (0)81-577-3677
Title
Q2 EFFECTS RETURN VCA SUB BOARD
Size Document Number REV
D CD1235-3 A
Date: May 1, 1995 Sheet 1 of 1
G7S
G5S
G3S
G1S
0VS
PANRS
RSUBS
PANLS
LSUBS
MONOS
MIXCS
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