DDA dcm Schematic
DCM
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
DCM 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.
Date: October 31, 1990 Sheet 3 of 4
Size Document Number REV
D CD1062 2
Title
DCM232 ROUTING AND AUXILIARIES
DDA LTD
DIN2/25B
DIN2/25A
BUS2
BUS18
LED1
LED
LED2
LED
SW19
SUJ4
SW18
SUJ4
R378
10K
R379
10K
S?
SW 4PDT
D?
LED
CON1/1 DIN2/16B
CON1/2 DIN2/16A
S?
SW 4PDT
D?
LED
BUS1
BUS17
R395
10K
R396
10K
CON1/24
CON1/23
SHIFT
R193
39K
R194
75
C107
100/16
R196
100K
R198
39K
CON1/28
PAN IN
V+
V-
R192
22K
R195
75
C106
22
1
2
3
VR17A
4K7 DUAL
4
5
6
VR17B
4K7 DUAL
10
9
8
IC2C
TL074
R190
2K7
CON1/30 CON4/17
LED15
LED
SW10
SUJ4
CHAN/MIX REV
CONA/9
CONA/10
CONA/7
CONA/8
CONB/7
CONB/6
CONB/8
CONB/5
SERIES
SHUNT
SERIES
SHUNT
PC1137
PLUG IN PCB
SW9
SUJ6
FADER REVERSE
LED17
LED
CONB/2 CONB/4
CONB/1 CONB/3
MIX CUT
CHAN CUT
PC1137
PLUG IN PCB
FROM CD1060
EQ AND INSERT
FROM CD1061
SOLO AND MUTE LOGIC
CHANNEL PRE
MIX PRE
TO CD1059
CON3/14
CON3/9
C112
2N2
C113
2N2
R208
10M
R207
10M
TR29
J111
TR30
J111
CHANNEL POST
MIX POST
5 6
SIL3C
18KS
7 8
SIL3D
18KS
VR19
10K
VR18
10K
TR33
J111
TR34
J111
TR35
J111
TR36
J111
DIN1/24B
DIN1/24A
AUX1
AUX2
D27
V+
V-
5
6
7
ICB
TL074
V+
V-
R197
22K
R200
75
C108
22
R202
22K
C110
22
3
2
1
4
1
1
IC2A
TL074
R191
2K7
R199
75
C109
100/16
R201
100K
R203
39K
R204
75
C111
100/16
CON1/26
CON1/27
SUB PCB PC1125
CON1/3 DIN2/15B
CON1/4 DIN2/15A
S?
SW 4PDT
D?
LED
CON1/5 DIN2/14B
CON1/6 DIN2/14A
BUS3
BUS19
BUS5
BUS21
R397
10K
R398
10K
R399
10K
R400
10K
DIN2/24B
DIN2/24A
DIN2/23B
DIN2/23A
BUS4
BUS6
BUS20
BUS22
LED3
LED
SW20
SUJ4
R383
R
R380
10K
R381
10K
R382
10K
DIN2/22B
DIN2/22A
DIN2/21B
BUS8
BUS10
BUS24
LED4
LED
LED5
LED
SW22
SUJ4
SW21
SUJ4
R384
10K
R385
10K
R386
10K
R387
10K
S?
SW 4PDT
D?
LED
CON1/7 DIN2/13B
CON1/8 DIN2/13A
S?
SW 4PDT
D?
LED
CON1/9 DIN2/12B
BUS7
BUS23
BUS9
R401
10K
R403
10K
R404
10K
R402
10K
DIN1/30B
DIN1/30A
DIN1/28B
DIN1/28A
L MIX+
L MIX-
R MIX+
R MIX-
R221
6K8
R222
6K8
R223
6K8
R224
6K8
R206
100K
CON1/20 CON5/12
CON1/19 CON5/11
CON1/21 CON5/15
CON1/22 CON5/16
MIX
LED10
LED
SW11
SUJ6
R205
75
EBO PCB
CON3/19
CON3/20
CON3/23
CON3/24
AUX3
D30
D28
D29
1 2
SIL3A
18KS
VR20
10K
CON3/13
CON3/10
TR31
J111
TR32
J111
C114
2N2
C115
2N2
R210
10M
R209
10M
TR37
J111
C116
2N2
CON3/21
CON3/18
TR38
J111
C117
2N2
R211
10M
R212
10M
TR39
J111
C118
2N2
3 4
SIL3B
18KS
VR21
10K
TR41
J111
TR42
J111
TR43
J111
TR44
J111
DIN1/23B
DIN1/23A
CON3/11
CON3/12
CON3/15
CON3/16
AUX4
D31
D33
D34
D32
CON4/11
CON4/10
1
2
3
VR24A
4K7 DUAL
4
5
6
VR24B
4K7 DUAL
R225
2K2
R226
2K2
CON5/18
CON5/17
CONA/5
CONA/6
COND/5
COND/6
COND/3
COND/4
PC1137
PLUG IN PCB
DIN2/12A
S?
SW 4PDT
D?
LED
DIN2/11B
DIN2/11A
S?
SW 4PDT
D?
LED
CON1/10
CON1/11
CON1/12
BUS25
BUS11
BUS27
R405
10K
R406
10K
DIN2/21A
DIN2/20B
DIN2/20A
BUS12
BUS26
BUS28
LED6
LED
LED7
LED
SW24
SUJ4
SW23
SUJ4
R388
10K
R389
10K
DIN2/19B
DIN2/19A
DIN2/18B
DIN2/18A
BUS14
BUS30
BUS16
BUS32
LED8
LED
SW25
SUJ4
R390
10K
R391
10K
R392
10K
R393
10K
DIN2/10B
DIN2/10A
S?
SW 4PDT
D?
LED
CON1/13
CON1/14
CON1/15
CON1/16
DIN2/9B
DIN2/9A
BUS13
BUS29
BUS15
BUS31
R407
10K
R408
10K
R409
10K
R410
10K
DIN1/14B
DIN1/14A
AFL LEFT
AFL RIGHT
TR58
J111
TR60
J111
TR57
J111
TR59
J111
D43
1N4148
D46
1N4148
D44
1N4148
5 6
SIL5C
10K
1 2
SIL5A
10K
DIN1/26B
AUXA LEFT
3 4
SIL4B
18KS
TR50
J111
VR22
10K
1
2
3
VR23A
4K7 DUAL
R219
3K3
CON3/17
CON3/22
CON4/19
MON RET OPT
B/CAST MODE
TR40
J111
C119
2N2
R213
10M
R214
10M
TR45
J111
C120
2N2
CON4/2
CON4/1
TR46
J111
C121
2N2
R216
10M
TR47
J111
TR48
J111
C122
2N2
C123
2N2
R215
10M
4
5
6
VR23B
4K7 DUAL
R220
3K3
1 2
SIL4A
18KS
7 8
SIL4D
18KS
D38
1N4148
D37
1N4148
D35
1N4148
D36
1N4148
D42
1N4148
D39
1N4148
TR49
J111
TR51
J111
TR52
J111
TR53
J111
TR54
J111
DIN1/26A
CON3/8
CON3/7
DIN1/25B
TO DIRECT SWITCH
AUXA RIGHT
AUXB LEFT
CON3/2
SHUNT
SERIES
MIX SOLO
TR61
J111
D47
1N4148
D45
1N4148
D48
1N4148
FROM CD1061
R227
12K
7 8
SIL5D
12K
DIN1/13B
PFL
TR62
J111
TR64
J111
TR66
J111
TR68
J111
TR63
J111
TR65
J111
TR67
J111
D49
1N4148
D52
1N4148
D50
1N4148
D53
1N4148
D51
1N4148
R228
12K
3 4
SIL5B
12K
DIN1/25A
CON3/6
CON3/5
AUXB RIGHT
CONB/10
CONB/9
CONA/3
COND/9
COND/10
COND/7
DIN1/21B
DIN1/21A
DIN1/19B
PC1137 L MON MIX+
L MON MIX-
R MON MIX+
R MON MIX-
5 6
SIL4C
18KS D41
1N4148 D40
1N4148
TR55
J111
TR56
J111
R217
10M
R236
1M
D91
1N4148
R234
10K
C124
100N
CON4/3
CON4/4
V+
R218
10M
R231
100K
VSS
VSS
CON5/8
AUX TO MONITOR BUS
FROM SUB PCB PC1125 R229
100K
R230
1M
TR69
BC182
VSS
V+
R232
100K
TR70
BC182
R233
100K
R235
100K
C125
100N
AUX TO MONITOR
CONA/4
COND/8 DIN1/19A
PLUG IN PCB
SHUNT
SERIES
CHANNEL SOLO
D54
1N4148
FROM CD1061
Date: October 31, 1990 Sheet of 4
Size Document Number REV
D CD1060 2
Title
DCM232 EQUALISER
DDA LTD
R124
10K
R126
10K
1 2
3
VR10A
100K-
R128
6K8
R129
75
10
9
8
IC9C
TL074
C75
33N
4 5
6
VR10B
RV 100K-
R130
6K8
R131
75
5
6
7
IC9B
TL074
C76
100N
V+
FILTER SWITCH
ON SUB PCB
PC1125
R122
2K
100K
100K
R123
2M2
R125
10K
12
13
14
IC9D
TL074
CON2/14
CON2/13
R112
1K5
R114
47K
R121
6K8
C74
100N
C66
100/16
R111
1K5
VR8
10KC
C67
2N2
C68
1N
SW17
SUJ2
C62
100/16
R108
6K8
R109
6K8
C63
2N2
TR19
J175
D17
1N4148
C64
100N
C65
1N
R110
2M2
5
6
7
IC7B
TL072
CON4/20
CON4/19
SW6
SUJ4
R107
100K
LED12
LED
CON2/12
R113
47K 3
2
6
7
4
IC8
TL071
C69
100N
R116
36K
R117
5K6
R115
7K5
1
2
3
VR9A
4K7 DUAL
C70
6N8
R118
2M2
C72
33P
TR18
J111
C71
100/16
D16
1N4148
V-
TR20
J111
D20
1N4148
R119
1M
D19
1N4148
R133
10K
3
2
1
4
1
1
IC9A
TL074
C78
33P
R135
10K
4 5
6
VR9B
RV 4K7 DUAL
TR21
J111
R136
10K
R132
10K
R127
4K7
TR?
JFET N
CON2/18
C79
100/16
R138
100K
TR23
J111
D21
1N4148
C80
100/16
R140
100K
CON2/17
D22
1N4148
R134
75
TR22
J175
R120
1M
D18
1N4148
LED13
LED
SW7
SUJ4
R137
10K
C77
100/16
R139
10K
R143
10K
10
9
8
IC5C
TL074
C82
33P
R141
10K
R141
33P
DIN2/1B
DIN2/1A
R144
75
R142
10K
R145
10K
R146
75
C83
100/16
DIN2/2B
DIN2/2A
R157
100K
R156
100K
C85
100/16
C86
100/16
R149
7K5
R150
7K5
C87
33P
C88
33P
R153
15K
R151
7K5
R152
7K5
C89
33P
C90
33P
R154
15K
5
6
7
IC5B
TL074
CON2/19
C91
100/16
R147
100K
TR26
J111
D24
1N4148
TR25
J111
D23
1N4148
C84
100/16
R148
100K
CONB/2 CONB/4
PLUG IN PCB PC1137
CON2/20
R173
10K
R160
10K
LED14
LED
SW8
SUJ4
C92
100/16
R158
100K
R?
R159
10K
VR11
10KC
R161
4K7
C93
33P
12
13
14
IC10D
TL074
C98
100/16
R172
100K
R189
100k C94
1N5
R163
330
FREQ X3
ON SUB PCB
PC1125
CON5/6
CON5/5
CON5/2
R171
100k
C97
6N8
R173
10K
C99
33P
12
13
14
IC11D
TL074
VR4
10KC
R174
4K7
R177
330
R176
10K
C100
10N
R181
100K
C102
47N
R186
100K
CON3/14
CON3/10
CON3/13
FREQ X3
ON SUB PCB
PC1125 TR?
JFET N
C104
100/16
R187
100K
TR28
J111
C105
100/16
R188
100K
D25
1N4148
D26
1N4148
CON2/4
CON2/3
TO CD1062
ROUTING AND AUXILIARIES
CONB/1 CONB/3
CON3/9
R180
6K8
C101
4N7
10
9
8
IC11C
TL074
4 5
6
VR16B
RV 100K-
R185
6K8
R184
75
R182
75
C103
22N
5
6
7
IC11B
TL074
VR15
10KC
R178
3K3
R179
10K
R183
10K
3
2
1
4
1
1
IC11A
TL074
1 2
3
VR16A
100K-
CON5/1
4 5
6
VR12B
100K-
R170
6K8
R169
75
5
6
7
IC10B
TL074
C96
3N3
C95
680P
VR13
10KC
R164
3K3
3
2
1
4
1
1
IC10A
TL074
R165
10K
R168
10K
R166
6K8
1 2
3
VR12A
100K-
R167
75
10
9
8
IC10C
TL074
Date: M arch 8, 1993 Sheet 1 of 4
Size Document Number REV
D CD1059-7 A
Title
DCM INPUT/OUTPUT
DDA LTD
CON 2/8
R103
2M2
3
2
1
8
4
IC7A
TL072
C60
33P
R104
3K3
R10575C61
100/16
R106
100K
MIX PHASE
CON2/7
CON1/34
R100
100K
C58
100/16
R102
3K3
R101
3K3
C59
220N
TR17
J111
D15
1N4148
CON2/6
CON2/5
CON1/33
SUBGROUP SWITCH
ON SUB PCB
PC1125
R26
10K
TR3
J111
C155
33P
C9
33P
5
6
7
IC1B
NE5532
R19
75
R23
10K
R22
10K
R25
2M2
C10
100/16
V-V-
V+
R13
24K
C6
1N5
TR1
2SB737
D1
1N4148
R15
7K5
R16
7K5
D4
1N4148
D2
1N4148
R14
75
VR1
10K-
R20
4K7
R17
27K
VR2
501
CMMR TRIM
CON1/32
CON1/29
OPT NTM1
1:1
+5V
R8
1K5
R9
330
SW2
SUJ2
C2
47/63
R11
24K
C4 100P
S?
SW 4PDT
DIN1/31A
DIN2/32B
DIN2/32A
+48V
MIC INPUT
+
-
C1
2.2/63
R2
6K81%
R1
6K81%
R3
1K
D88
1N4148
RL1
RELAY SPDT
D?
LED
DIN2/30B
DIN2/30A
LK?
LK
BUS1
D/I INPUT
+
-
R4
100K
R5
100K
R6
3K9
R7
3K9
R95
3K6
R10
1K5
C3
47/63
R12
24K
C5
100P
R97
10K
VR7
10KC
R99
1K2
VR6
104
BUS TRIM
TR2
2SB737
D3
1N4148
C7
220/16C8220/16
R21
4K7
R18
27K
12
13
14
IC2D
TL074
R24
75
C11
100/16
R27
2M2
CON2/1
CON2/2
LK?
LK
LK?
LK
CON1/25
TR4
J111
R28
10K
D5
1N4148
D6
1N4148
MIC
TAPE
LK?
LK
CON2/9
TO CD1062
ROUTING AND AUXILIARIES
CON2/15
CON4/16
CON4/15
MIX POST
CON4/18
SW4
SUJ4
MIX PRE
CON2/10 CON4/20
CON2/12 CON4/19
SW5
SUJ4
TO CD1060
EQ AND INSERT
POST
LED16
LED
MIC TO MIX
PRE
CON1/31
CON1/30 CON4/17
LK?
LK
DIRECT
FROM CHANNEL PAN
SW3
SUJ2
LED9
LED
CD1062
ROUTING AND AUXILIARIES
C?
C+
C55
33P
C56
33P
R98
75
R32
10K
C14
33P
C?
C+
DIN2/17AB
LK?
LK
BUS32
BUS MIX
BUS COMMON
R94
100K
R395
10K
R96
100K
C53
100/16
3
2
1
8
4
IC1A
NE5532
DIN2/3B
DIN2/3A
DIN1/13A
BUS OUT
+
-
VR3
502
C12
100/16
C13
100/16
R30
75
R29
75
3
2
1
8
4
IC3A
TL072
5
6
7
IC3B
TL072
5 6
SIL1C
4K7
7 8
SIL1D
4K7
1 2
SIL1A
4K7
3 4
SIL1B
4K7
R31
75
5
6
7
IC4B
TL074
TR6
J111
R37
10K
3 4
SIL2B
2K2
7 8
SIL2D
2K2
1 2
SIL2A
2K2
5 6
SIL2C
2K2
LK?
LK
R33
10K
R34
10K
C15
100/16
R35
100K
DIN1/10B
TAPE REVERSE R361
22K
CON3/32
VDD
R360
1M
8
9
10
IC18C
4011
12
13
11
IC18D
4011
V+
R334
22K
R335
100K
TR87
BC182
R155
100K
R338
100K
TO SUB PCB
PC1125
VSS
VSSVSS
V+VDD
D80
1N4148
D81
1N4148
R332
100K
TR86
BC182
R333
10K
D82
1N4148
R336
1M
R337
220K
R339
47K
R340
100K
TR88
BC182
R341
4K7
LP1
LAMP
CON3/31
R330
100K
5
6
4
IC17B
4011
5
6
4
IC16B
4011
VSS
RESET
MONITOR
BUS
C138
22N
R331
330K
SW15
SPAD
8
9
10
IC16C
4011
R91
22K
TR16
J111
R90
10K
VR5
502
METER ADJUST
TR5
J111
D8
1N4148D71N4148
C20
33P
R42
6K8
C22
100/16
3
2
1
4
1
1
IC5A
TL074
R36
10K
DIN1/12A
DIN1/12B
DIN2/4B
OSC/SLATE INPUT
-
+
C16
100/16
R40
6K8
R41
6K8
DIN2/4A
DIN2/5A
BUS MONITOR
+
-
TAPE A
+
-
R38
100K
R39
100K
C17
100/16
R43
6K8
R44
6K8
C18
33P
C19
33P
R45
6K8
C23
100/16
C26
100/16
R48
6K8
R53
6K8
R49
6K8
R53
6K8
C21
33P
R46
100K
C25
33P
R50
6K8
C38
100/16
R68
10K
C29
100/16
R55
10K
TR10
J111
TR7
J111
5
6
7
IC6B
TL074
R74
4K7
C41
100/16
VR4
10KC D?
D
TR14
J111
R88
10K
R89
100K D13
D
TR11
J111
C52
33N
CON1/39
DIN2/7B
DIN2/7A
CON3/35
R92
3K6
R93
75
12
13
14
IC5D
TL074
TR13
J111
R78
24K
R81
100K
C45
100/16
R82
3K3 3
2
1
8
4
IC4A
TL072
C47
33P
METER
VSSR86
75
R85
3K3
C48
100/16
MONITOR
TAPE
12
13
11
IC16D
4011
C139
22N
R347
330K
SW16
SPAD
1
2
3
IC16A
4011
R346
100K
12
13
11
IC17D
4011
R342
100K
1
2
3
IC17A
4011
D83
1N4148
R350
22K
VSSVSS
VSS
VSS
V+
V+
VDD
D85
1N4148
TR89
BC182
R343
100K
D87
1N4148
R344
1M
R345
220K
R353
100K
D86
1N4148
R354
10K
VSS
VSSVSS VSS
D84
1N4148
TR90
BC182
R355
1M
R356
220K
R357
47K
R358
100K
TR91
BC182
R359
4K7
LP2
LAMP
VSS
R349
1M
1
2
3
IC18A
4011
5
6
4
IC18B
4011
8
9
10
IC17C
4011
CON2/11 DIN1/11A
DIN1/10A
CON3/39
CON3/36
VDD
R87
100K
R351
1M
R352
22K
R348
22K
OVERDUB
RECORD/BUS
CON1/35
CON1/40
R79
10K
D11
1N4148
C51
33N
C44
100/16
R83
3K3
C46
220N
TR15
J111
D14
1N4148
R84
2M2
MIX PHASE
MONITOR BUS
MONITOR -3dB
R77
10K
TR12
J111
D9
1N4148
C49
33N
D10
1N4148
C50
33N
C43
33P
R80
75
10
9
8
IC6C
TL074
R66
10M
R65
100K
C39
100/16 R72
10K
R73
75
C40
33P
R75
10K
C42
100/16
12
13
14
IC6D
TL074
R76
100K
C28
33P
TR9
J111
TR8
J111
C36
100/16
R64
10K
R70
10K
C37
100/16
C32
33P
R59
6K8
3
2
1
4
1
1 IC6A
TL074
R71
10M
R69
10M
R67
10M
DIN2/5B
DIN2/6A
DIN2/6B
TAPE B
+
-
R47
100K
R51
100K
C24
33P
C28
33P
R54
6K8
C30
100/16
C33
100/16
R57
6K8
R61
6K8
R58
6K8
R62
6K8
R56
100K
R60
100K
C31
33P
C35
33P
R63
6K8
C35
33P
CON1/37
CON1/38
TAPE A/B
SELECT
CON1/36
MONITOR TAPE
CON3/40
Date: October 3 1, 1990 Sheet 4 of 4
Size Document Number REV
D CD1061 2
Title
DCM232/224 MUTE AND SOLO LOGIC
DDA LTD
D?
LED
CON4/10
CON4/9
CHAN CUT
V+
C137
33N
R319
100K
D78
1N4148
VDD
VSS
SUB PCB PC1125
R309
100K
5
6
4
IC15B
4011
R310
22K
R312
22K
R313
100K
R314
100K
R329
75
TR78
BC182
S?
SW SPST
CON4/8
CON4/7
CHANNEL
CUT
SUB PCB
PC1125
R311
330K
C135
22N
12
13
11
IC15D
4011
12
13
11
IC12D
4011
1
2
3
IC12A
4011
R237
100K
R239
330K
MIX CUT
R243
2K2
MANUAL/AUTOMATION
SELECT
S26
SUJ2
SW12
SPAD
DIN1/11B
AUTOMATION
MUTE SEND
D?
D
DIN1/6A
CON3/29
VDD
R265
1M
R266
100K
R268
22K
12
13
11
IC13D
4001
CON3/38
AUTOMATION CUT
A ENABLE
MUTE A BUS
VDD
VSS
D64
1N4148
R240
22K
R241
100K
TR71
BC182
R242
10K
D58
1N4148
VSS VSS
VSS
VSS
V+
V+
C126
22N
R244
22K
R245
100K
C127
33N
TR72
BC182
R246
9K1
R247
220K
R249
2K2
D57
1N4148
V+
SHUNT FET
MIX CUT
D59
1N4148
R253
1M
TO CD1062
VSS
VDD
CON3/33
CHANNEL CUT
RESET
R316
1M
R317
100K
VSS
D77
1N4148
TR79
BC182
R315
100K
1
2
3
IC14A
4011
VSS
VSS
V+V+
VSS
R318
22K
R320
100K
TR84
BC182
R321
220K
R322
1M
R323
100K
R324
2K2
TR85
BC212
R325
100K
SERIES FET
CONA/8
CONA/7
CHANNEL CUT
SHUNT FET
R326
1M
D79
1N4148
R327
220K
TO CD1062
+5V +5V
D90
1N4148
D89
1N4148
R376
150
TR92
BC212
CON3/27
C141
22/25
DIN1/16A
DIN1/16B
V+
R364
10
VSS
VSS
VSS
SERIES FET
TR73
BC212
R250
100K
R251
1M
D60
1N4148
R252
220K
TR74
BC182
R256
4K7
LP3
LAMP
VSS
ON CUT
R248
100K
R254
47K
R255
100K
VSS
R?
R
VDD
D62
1N4148
DIN1/6B
CON3/25
VDD
VSS
VDD
VSS
R267
1M
R261
1M
R262
100K
R263
1M
R264
22K
D61
1N4148
8
9
10
IC13C
4001
R260
1M
B ENABLE
MUTE B BUS
CON3/30
VDD
DIN1/5B
VDD
CON3/34
R259
100K
1
2
3
IC13A
4001
D66
1N4148
R270
1K
R269
1M
R272
100K
R271
1M
5
6
4
IC14B
4011
MIX CUT
SIP MUTE
SAFE
R?
R
TR?
NPN
VSS
5
6
4
IC13B
4001
D65
1N4148
DIN1/16B
DIN1/16B
DIN1/16B
DIN1/16B
OV
R365
R
C142
220/25
R367
10
R369
10
R370
10
C144
22/25
C146
22/25
C147
22/25
C150
22/25
R374
10
C151
22/25
CONA/1
CON5/19
IC10/11
IC3/4
IC1/2/5/6/EBO
IC7/8/9
V-
R
10K
2/18
4/20
6/22
LED1
LED
LED2
LED
LED3
LED
LED4
LED 8/24
10/26
12/28
14/30
16/32
LED5
LED
LED6
LED
LED7
LED
LED8
LED
CON3/28
CONA/2
CON5/20
IC10/11
C143
220/25
R368
10
C145
22/25
R371
10
DIN1/15A
DIN1/15B
V-
R366
10
V+
R300
100K
D67
1N4148
VDD
DIN1/8A
RESET
R274
100K
R273
1M
12
13
11
IC14D
4011
R275
100K
MIX SOLO
SW13
SPAD
5
6
4
IC12B
4011
8
9
10
IC12C
4011
EXT MUTE
VSS
DIN1/5A
DIN1/4B
DIN1/4A
SIP MODE
SOLO EN
FLASH
VDD
R276
330K
C128
22N
R277
1M
D68
1N4148
D69
1N4148
D70
1N4148
R278
1K
R279
1K
R280
1K
8
9
10
IC14C
4011
MIX SOLO
R286
22K
R287
47K
R288
100K
TR76
BC182
R289
4K7
LP4
LAMP
D?
D
VSS
VSS
V+
TR?
BC182
V+
R295
100K
R296
100K
R297
1M
R299
100K
R298
220K
R307
100K
C132
33N
TR81
BC182
SHUNT FET
SERIES FET
MIX SOLO
R301
100K
R308
100K
C131
100N
TO CD1062
DIN1/1A
DIN1/1B
+5V
R363
10
C154
22/25
CON4/13
C148
22/25
R372
10
C149
22/25
C152
22/25
R375
10
C153
22/25
IC3/4
IC1/2/5/6/EBO
IC7/8/9
DIRECT
MIX
DI
HF/LF EQ
CHANNEL
LED9
LED
LED10
LED
LED11
LED
LED12
LED
LED13
LED INSERT
CHANNEL
MID EQ
CHANNEL
CHAN/MIX
REVERSE
PRE/POST
FADER
REVERSE
LED14
LED
LED15
LED
LED16
LED
LED17
LED
RESET
IC12/13/14/15/16/17/18
R328
10K
C136
22/25
DIN1/2A
DIN1/2B
OV LOGIC
DIN1/7A
DIN1/7B
VDD
VSS
R362
10
C140
22/25
SHUNT FET
SERIES FET
CHANNEL SOLO
C133
100N
VSS
VSS
V+
R302
100K
R303
100K
TR82
BC182
R306
100K
R304
1M
D76
1N4148
TR83
BC182
R305
220K
C134
33N
VSSVSSVSS
VSSVSS
CHAN SOLO
5
6
4
IC15B
4011
R290
22K
R292
47K
R291
3K3
R293
10K
LED18
LED
TR77
BC182
CHANNEL
SOLO
VDD
VSS
RESET
D71
1N4148
D72
1N4148
D73
1N4148
D74
1N4148
R281
1K
R282
1K
R283
1K
R284
1M
C156
100N
SW14
SUJ2
R285
100K
8
9
10
IC15C
4011
VSS
C130
22N
R294
330K
DIN1/3A
DIN1/3B
VSS
Date: December 1, 1992 Sheet 1 of 2
Size Document Number REV
D CD1065-3 B
Title
DCM232 SUB PCB
DDA LTD
CON3/38
1
2
3
IC3A
4011
1
2
3
IC3A
4011
D30
1N4148
1
2
3
IC3A
4011
+5V
R3
100K
R2
1M
CON3/30
CON3/33
CON3/29
CON3/25
CON3/34
CON5/8
VDD
5
6
SIL10C
2K2
1
2
SIL10A
2K2
3
4
SIL10B
2K2
7
8
SIL10D
2K2
R204
2K2
AUTOM. CUT
MIX CUT
CHANNEL CUT
INSERT IN
MUTE A
MUTE B
CHAN PHASE
FILTER IN
MID EQ IN
AUX 2 ON
AUX1/2 CHAN
AUX 4 ON
AUX3/4 CHAN
AUX A/B PRE
AUX A/B MON
AUX B ON
MIX PHASE
SAFE
VDD
20
VDD
19
CLK
21
DAT
22
EN
23
VSS
1
1
18
2
17
3
16
4
15
5
14
6
13
7
12
8
11
9
10
10
9
11
8
12
7
13
6
14
5
15
4
16
3
17
2
18
40
19
39
20
38
21
37
22
36
23
35
24
34
25
33
26
32
27
31
28
30
29
29
30
28
31
27
32
26
33
25
34
24
IC2
5450
VSS
DATA
VSS
VCC
CLOCK
VCC
A
B
C
BLK EN
A
1
B
2
C
3
G1
6
G2A
4
G2B
5
Y0
15
Y1
14
Y2
13
Y3
12
Y4
11
Y5
10
Y6
9
Y7
7
IC1
74LS138
1
2
3
4
5
6
7
8
9
10
CON6
IDC10
R1
100K
R79
100K
C1
2N2
C35
3N3
VSS
AUX A ON
AUXA/B CHAN
NOT USED
AUX 3/4 PRE
AUX 3 ON
AUX 1/2 PRE
AUX 1 ON
HF/LF EQ IN
+48V ON
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
NOT USED
VSS
R80
10K
R54
4K7
+5V+5V+5V
R53
100K
TR23
BC182
LED23
LED
CHAN
R51
150
D7
D8
+5V +5V
LED1
LED
LED2
LED
LED3
LED
AUX1
AUX2
TR1
BC212
R9
150
TR2
BC182
TR3
BC182
TR4
BC182
R11
100K
R12
4K7
R13
100K
R14
4K7
R15
100K
R16
4K7
TR?
BC182
TR?
BC182
TR?
BC182
+5V
VSS
+5V
R10
10K
D1
1N4148
D2
1N4148
R39
100K
R40
4K7
R41
100K
R42
4K7
R43
100K
R44
4K7
VSS
+5V+5V
TR15
BC212
D6
1N4148
D5
1N4148
R37
150
R38
10K
LED16
LED
LED17
LED
LED18
LED
3/4PRE
3/4CHAN
+5V
R26
4K7
R28
4K7
R30
4K7
VSS
+5V+5V
TR8
BC212
R23
150D31N4148
D4
1N4148
R24
10K
LED8
LED
LED9
LED
LED10
LED
B ON
MIX
PHASE
TR11
BC182
TR10
BC182
TR9
BC182
R25
100K
R27
100K
R29
100K
1
2
3
IC3A
4011
VSS
LED11
LED
LED12
LED
LED13
LED
LED14
LED
INSERT
MUTE A
MUTE B
SAFE
CHANNEL
CUT
TR14
BC182
TR13
BC182
TR12
BC182
R31
100K
R33
100K
R35
100K
CON4/10
CON4/9
V+
R32
4K7
R34
4K7
R36
4K7
VSS
VDDVDD
LED19
LED
LED20
LED
LED21
LED
LED22
LED
A/B PRE
A/B CHAN
MONITOR
A ON
R142
2K2
R143
2K2
TR?
BC182
TR?
BC182
TR?
BC182
R45
100K
R46
4K7
R47
100K
R48
4K7
R49
100K
R50
4K7
VSS
LED4
LED
LED5
LED
LED6
LED
LED7
LED
1/2PRE
1/2CHAN
AUX3
AUX4
TR5
BC182
TR6
BC182
TR7
BC182
R17
100K
R18
4K7
R19
100K
R20
4K7
R21
100K
R22
4K7
VSS
R55
100K
R57
100K
R59
100K
R61
100K
TR24
BC182
TR25
BC182
TR26
BC182
TR27
BC182
LED24
LED
LED27
LED
LED28
LED
LED30
LED
LED31
LED
PHASE
+48V
FILTER
HF/LF EQ
MID EQ
R52
10K
TR22
BC212
R56
4K7
R58
4K7
R60
4K7
R62
4K7
V+
CON1/29
+48V RELAY
R95
100K
R136
10K D18
4V7
VSS
VSS VSS
V+
CON2/15
CHANNEL PHASE
R96
1M
C10
100N
R97
10K
TR34
BC182
R98
220K
C11
100N
VSS VSS
V+
VSS
V+
V+
R150
100K
R151
1M
C36
100N
TR57
BC182
R152
10K
R153
100K
R154
10K
TR58
BC182
R157
100K
D20
1N4148
R155
100K
R156
10K
D19
1N4148
R158
10K
CON3/19
CON3/20
AUX1 0N
V+
C37
100N
A
14
B
13
E
15
Q0
12
Q1
11
Q2
10
Q3
9
U?B
4556
VSS
R144
100K
R?
100K
VSS
R?
10KS
VSS
R?
10KS
V+
PRE
POST
CHANNEL
CON3/21
CON3/18
R195
100K
R196
1M
C27
100N
C28
100N
TR49
BC182
TR50
BC182
1 2
SIL4A
100KS
3 4
SIL4B
100KS
1 2
SIL6A
4K7S
3 4
SIL6B
4K7S
VSS
VSS VSS
V+
V+
CON3/6
AUXB ON
LED15
LED
C46
100N
R197
10K
R198
100K
R199
10K
R200
100K
R201
10K
R202
100K
R203
10K
TR67
BC182
D30
1N4148
D29
1N4148
VSS
CON3/5
V+
CON2/11
MIX PHASE
TR68
BC182
C47
100N
R103
100K
R104
10K
R106
220K
R105
1M
C14
100N
TR36
BC182
C15
100N
VSS
R?
10KS
V+
R?
10KS
V+
PRE
POST
MIX
CON3/17
CON3/22
AUX3/4
C29
100N
C30
100N
TR51
BC182
TR52
BC182
5 6
SIL4C
100KS
7 8
SIL4D
100KS
5 6
SIL6C
4K7S
7 8
SIL6D
4K7S
AUXA ON
CON3/8
CON3/7
R191
100K
R192
10K
C45
100N
D28
1N4148
R193
100K
R194
10K
D27
1N4148
CON3/23
CON3/24
AUX2 0N
VSS VSS
VSS
V+
C39
100N
R186
100K
R187
1M
C44
100N
R188
10K
R189
100K
TR66
BC182
TR65
BC182
R190
10K
VSS VSS
VSS
V+
R159
100K
R160
1M
C38
100N
R161
10K
TR59
BC182
R162
100K
R167
10K
TR60
BC182
R163
100K
D22
1N4148
R164
10K
R166
10K
R165
100K
D21
1N4148
VSS VSS
VSS
V+
CON2/16
FILTER IN
R134
100K
R135
1M
TR43
BC182
C22
100N
R137
10K
TR44
BC182
C12
100N
R101
10K
R102
220K
R107
100K
VSS VSS
V+
CON2/17
V+
HF/LF EQ
R99
100K
R100
1M
TR35
BC182
C13
100N
R108
1M
TR37
BC182
R109
10K
R110
100K
R114
100K
R115
10K
C16
100N
D13
1N4148
V+
VDD
R138
2K2
R139
2K2
R140
100K
R141
100K
A
14
B
13
E
15
Q0
12
Q1
11
Q2
10
Q3
9
U?B
4556
VSS
VSS
R?
10KS
CON3/9
R?
10KS
V+
PRE
POST
V+
VDD
TR45
BC182 C23
100N
1 2
SIL1A
100KS
1 2
SIL3A
4K7S
3 4
SIL3B
4K7S
A
2
B
3
E
1
Q0
4
Q1
5
Q2
6
Q3
7
U?A
4556
VSS
VDDVDD
R148
100K
R149
100K
R147
2K2
R146
2K2
VSS
R?
10KS
CON4/2
V+
R?
10KS
V+
PRE
POST
CHANNEL
VSS
R116
100K
TR53
BC182 C31
C
1 2
SIL7A
100KS
1 2
SIL9A
4K7S
3 4
SIL9B
4K7S
VSS VSS
VSS VSS
V+
V+
CON2/19
INSERT IN
R118
10K
R119
100K
R123
100K
R124
10K
R120
10K
R117
1M
TR39
BC182
D15
1N4148
C18
100N
VSS
CON2/20
R121
100K
R122
10KTR40
BC182
C19
100N
VSS
CON4/1
VSS
R?
10KS
CON4/3
V+
R?
10KS
V+
PRE
MIX
AUXA/B
TR54
BC182
TR55
BC182 C33
100N
C32
100N
3 4
SIL7B
100KS
5 6
SIL7C
100KS
5 6
SIL9C
4K7S
PRE
AUX3 ON
CON3/11
CON3/12
VSS
CON3/9
VSS
R?
10KS
CON3/9
V+
R?
10KS
V+
MIX
AUX 1/2
C41
100N
TR46
BC182
TR47
BC182
C24
100N
C25
100N
3 4
SIL1B
100KS
5 6
SIL1C
100KS
5 6
SIL3C
4K7S
VSS VSS
VSS
V+
V+
R168
100K
R169
1M
C40
100N
R170
10K
TR61
BC182
R171
100K
R172
10K
TR62
BC182
R173
100K
R174
10K
D24
1N4148
R175
100K
R176
10K
D23
1N4148
R179
10K
VSS VSS
VSS
CON2/18
V+
V+ MID EQ
CON2/4
R111
10K
TR38
BC182
R112
100K
R113
10K
C19
100N
R126
1M
TR41
BC182
R127
10K
R128
100K
R132
100K
R133
10K
C20
100N
R129
10K
D17
D
R125
100K
VSS VSS
VSS
CON2/3
TR42
BC182
R130
100K
R131
10K
C21
100N
VSS VSS
VSS
V+
R177
100K
R178
1M
C42
100N
TR63
BC182
R180
100K
R181
10K
TR64
BC182
R182
100K
R183
10K
R184
100K
R185
10K
D26
1N4148
D25
1N4148
AUX4 ON
CON3/15
CON3/16
VSS
CON3/9
POST
C43
100N
TR48
BC182 C26
100N
7 8
SIL1D
100KS
7 8
SIL3D
4K7S
VSS
CON4/4
POST
TR56
BC182 C34
100N
7 8
SIL7D
100KS
7 8
SIL9D
4K7S
Date: July 4, 1990 Sheet 2 of 2
Size Document Number REV
C CD1066 3
Title
DCM232 SUB BOARD
DDA LTD
CON1/1
CON1/2
LED43
LED
SW8
SUJ4
BUS1
BUS17
SHIFT
LED35
LED
SW16
SUJ6
CON1/28
MIC/DI
TAPE
PAN
LED34
LED
SW17
SUJ4
FROM CD1062
R77
10K
TR30
BC182
R78
10K
TR31
BC182
LED32
LED
LED33
LED
8
9
10
IC4C
4011
R74
100K
1
2
3
IC4A
4011
5
6
4
IC4B
4011
12
13
11
IC4D
4011
R75
330K
SW4
SUJ2
DIN1/32B
DIN1/31B
DIN1/32A
MIC
CHANGE
TAPE
R89
22K
R91
22K
R93
22K
VSS VSS
R94
1M
R90
1M
VSS
VSS
R92
1M
C6
22N
MIC/TAPE
FILTER
LED25
LED
LED26
LED
LED29
LED
SW3
SUJ4
CON1/26
CON1/27
SUB
TAPE A/B
FILTER
CON1/24
CON1/23
FROM CD1062
+5V
+5V
D31
1N4148
CON1/3
CON1/4
LED42
LED
SW9
SUJ4
BUS3
BUS19
CON1/5
CON1/6
LED40
LED
LED41
LED
SW10
SUJ4
SW11
SUJ4
BUS5
BUS21
TR?
PNP
VSS
D32
1N4148
R206
10K
R205
150
VSS
V+
R64
100K
R63
100K
CON2/13
CON2/14
CON1/33
FROM CD1060
SUB
CON1/31
CON1/33
CON2/6
SW1
SUJ4
CON1/25
CON1/34
CON2/7
FROM CD1059
R76
100K
R81
1M
VSS
V+
CON2/2
R82
10K
R84
100K
C8
100N
R87
100K
R83
100K
TR32
BC182
MIC/TAPE
CON1/7
CON1/8
LED39
LED
SW12
SUJ4
BUS7
BUS23
BUS9
CON1/9
CON1/10
CON1/11
LED38
LED
SW13
SUJ4
BUS25
BUS11
TO CD1059
VSS
VSS
V+
CON2/1
R85
100K
R86
100K
R88
100K
D11
1N4148
C9
100N
TR33
BC182
VSS
CON2/10
CON2/13
MID2
X3
CON2/9
SW5
SUJ2
FROM CD1060
CON2/14
MID1
X3
CON2/2
CON2/1
CON2/5
SW6
SUJ2
FROM CD1060
CON3/31
CON3/32
TAPE A/B
SW2
SUJ2
FROM CD1059
VSS
R65
100K
R66
1M
VSS
V+
D?
D
V+
D?
D
CON1/37
TAPE REVERSE
CON1/38
R67
100K
R68
100K
R69
100K
R70
100K
R71
100K
R72
100K
R73
10K
C4
2N2
C5
2N2
TR28
BC182
TR29
BC182
TO CD1059
CON1/12
CON1/13
CON1/14
LED37
LED
SW14
SUJ4
BUS27
BUS13
BUS29
CON1/15
CON1/16
LED36
LED
SW15
SUJ4
BUS15
BUS31
VSS
CHANNEL
CUT
CON2/6
CON4/7
CON4/8
SW7
SUJ2
FROM CD1061
CON1/17
CON1/18
Date: October 30, 1990 Sheet 3 of 4
Size Document Number REV
D CD1103 1
Title
DCM224 ROUTING AND AUXILIARIES
DDA LTD
DIN2/25B
DIN2/25A
BUS2
LED1
LED
LED2
LED
SW18
SUJ4
R378
10K
R379
10K BUS14
S?
SW 4PDT
D?
LED
CON1/1 DIN2/16B
CON1/2 DIN2/16A
D?
LED
BUS1R395
10K
R396
10K BUS13
CON1/24
CON1/23
SHIFTR193
39K
R194
75
C107
100/16
R196
100K
R198
39K
CON1/28
PAN IN
SUB PCB PC1125
V+
V-
R192
22K
R195
75
C106
22
1
2
3
VR17A
4K7 DUAL
4
5
6
VR17B
4K7 DUAL
10
9
8
IC2C
TL074
R190
2K7
CON1/30 CON4/17
LED15
LED
SW10
SUJ4
CHAN/MIX REV
CONA/9
CONA/10
CONA/7
CONA/8
CONB/7
CONB/6
CONB/8
CONB/5
SERIES
SHUNT
SERIES
SHUNT
PC1137
PLUG IN PCB
SW9
SUJ6
FADER REVERSE
LED17
LED
CONB/2 CONB/4
CONB/1 CONB/3
MIX CUT
CHAN CUT
PC1137
PLUG IN PCB
FROM CD1060
EQ AND INSERT
FROM CD1061
SOLO AND MUTE LOGIC
CHANNEL PRE
TO CD1059
CON3/14
CON3/9
C112
2N2
C113
2N2
R208
10M
R207
10M
TR29
J111
TR30
J111
MIX PRE
CHANNEL POST
MIX POST
5 6
SIL3C
18KS
7 8
SIL3D
18KS
1
2
3
VR18A
10K DUALCON
4
5
6
VR18B
10K DUALCON
TR34
J111
TR33
J111
TR35
J111
TR36
J111
DIN1/24B
DIN1/24A
AUX1
AUX2
V+
V-
V+
R197
22K
R200
75
C108
22
R202
22K
C110
22
3
2
1
4
1
1
IC2A
TL074
R191
2K7
5
6
7
IC2B
TL074
R199
75
C109
100/16
R201
100K
R203
39K
R204
75
C111
100/16
CON1/26
CON1/27
DCM224 DCM232
S?
SW 4PDT
CON1/3 DIN2/15B
CON1/4 DIN2/15A
S?
SW 4PDT
D?
LED
CON1/5 DIN2/14B
CON1/6 DIN2/14A
BUS3
BUS5
R397
10K
R398
10K
R399
10K
R400
10K
BUS15
BUS17
DIN2/24B
DIN2/24A
DIN2/23B
DIN2/23A
BUS4
BUS6
LED3
LED
SW20
SUJ4
SW19
SUJ4
R383
R
R380
10K
R381
10K
R382
10K
BUS16
BUS18
DIN2/22B
DIN2/22A
DIN2/21B
BUS8
BUS10
LED4
LED
LED5
LED
SW22
SUJ4
SW21
SUJ4
R384
10K
R385
10K
R386
10K
BUS20
S?
SW 4PDT
D?
LED
CON1/7 DIN2/13B
CON1/8 DIN2/13A
S?
SW 4PDT
D?
LED
CON1/9 DIN2/12B
BUS7
BUS9
R401
10K
R403
10K
R402
10K BUS19
DIN1/30B
DIN1/30A
DIN1/28B
L MIX+
L MIX-
R MIX+
R MIX-
R221
6K8
R222
6K8
R223
6K8
R224
6K8
R206
100K
CON1/20 CON5/12
CON1/19 CON5/11
CON1/21 CON5/15
SUB PCB PC1125
MIX
LED10
LED
SW11
SUJ6
V-
R205
75
EBO PCB
CON3/19
CON3/20
CON3/23
CON3/24
D27
D30
D28
D29
CON3/13
CON3/10
TR31
J111
TR32
J111
C114
2N2
C115
2N2
R210
10M
R209
10M
TR37
J111
C116
2N2
CON3/21
CON3/18
TR38
J111
C117
2N2
R211
10M
R212
10M
TR39
J111
C118
2N2
3 4
SIL3B
18KS
1 2
SIL3A
18KS
1
2
3
VR19A
10K DUALCON
4
5
6
VR19B
10K DUALCON
TR41
J111
TR42
J111
TR43
J111
TR44
J111
DIN1/23B
DIN1/23A
CON3/11
CON3/12
CON3/15
CON3/16
AUX3
AUX4
D31
D34
D32
D33
CON4/11
CON4/10
1
2
3
VR24A
4K7 DUAL
4
5
6
VR24B
4K7 DUAL
R225
2K2
R226
2K2
CON1/22 CON5/16
CON5/18
CON5/17
CONA/5
CONA/6
COND/5
COND/6
COND/3
COND/4
PC1137
PLUG IN PCB
DIN1/28A
DIN2/12A
S?
SW 4PDT
D?
LED
DIN2/11B
DIN2/11A
S?
SW 4PDT
D?
LED
CON1/10
CON1/11
CON1/12
BUS11
R404
10K
R405
10K
R406
10K
BUS21
BUS23
DIN2/21A
DIN2/20B
DIN2/20A
BUS12
LED6
LED
LED7
LED
SW24
SUJ4
SW23
SUJ4
R387
10K
R388
10K
R389
10K
BUS22
BUS24
DIN2/19B
DIN2/19A
DIN2/18B
DIN2/18A
LED8
LED
SW25
SUJ4
R390
10K
R391
10K
R392
10K
R393
10K
BUSB
BUSD
DIN2/10B
DIN2/10A
S?
SW 4PDT
D?
LED
CON1/13
CON1/14
CON1/15
CON1/16
DIN2/9B
DIN2/9A
R407
10K
R408
10K
R409
10K
R410
10K
BUSA
BUSC
DIN1/14B
DIN1/14A
AFL LEFT
AFL RIGHT
TR58
J111
TR60
J111
TR57
J111
TR59
J111
D43
1N4148
D46
1N4148
D44
1N4148
5 6
SIL5C
10K
1 2
SIL5A
10K
AUXA LEFT
3 4
SIL4B
18KS
R450
3K3
VR20
10K
1
2
3
VR21A
4K7 DUAL
CON3/17
CON3/22
CON4/19
MON RET OPT
B/CAST MODE
TR40
J111
C119
2N2
R213
10M
R214
10M
TR45
J111
C120
2N2
CON4/2
CON4/1
TR46
J111
C121
2N2
R216
10M
TR47
J111
C122
2N2
R215
10M
R451
3K3
R219
3K3
4
5
6
VR21B
4K7 DUAL
1
2
3
VR23A
4K7 DUAL
1 2
SIL4A
18KS
7 8
SIL4D
18KS
D38
1N4148
D37
1N4148
D42
1N4148
TR49
J111
TR51
J111
TR53
J111
DIN1/26B
DIN1/26A
CON3/8
CON3/7
DIN1/25B
AUXA RIGHT
AUXB LEFT
D35
1N4148
D36
1N4148
D39
1N4148
TR50
J111
TR52
J111
TR54
J111
SHUNT
SERIES
MIX SOLO
TR61
J111
D47
1N4148
D45
1N4148
D48
1N4148
FROM CD1061
R227
12K
7 8
SIL5D
12K
DIN1/13B
PFLTR62
J111
SUB PCB PC1125
TR64
J111
TR66
J111
TR68
J111
CON3/2
TR63
J111
TR65
J111
TR67
J111
D49
1N4148
D52
1N4148
D50
1N4148
D53
1N4148
R228
12K
3 4
SIL5B
12K
DIN1/25A
CON3/6
CON3/5
DIN1/21B
DIN1/21A
DIN1/19B
TO DIRECT SWITCH
AUXB RIGHT
L MON MIX+
L MON MIX-
R MON MIX+
D40
1N4148
TR56
J111
CONB/10
CONB/9
CONA/3
COND/9
COND/10
COND/7
PC1137
5 6
SIL4C
18KS D41
1N4148
TR55
J111
R217
10M
R236
1M
D91
1N4148
R234
10K
R220
3K3
VR22
10K
4
5
6
VR23B
4K7 DUAL
CON4/3
CON4/4
V+
TR48
J111
C123
2N2
R218
10M
R231
100K
VSS
VSS
CON5/8
AUX TO MONITOR BUS
FROM SUB PCB PC1125 R229
100K
R230
1M
TR69
BC182
VSS
V+
R232
100K
TR70
BC182
R233
100K
C124
100N
R235
100K
C125
100N
AUX TO MONITOR
CONA/4
COND/8
PLUG IN PCB
DIN1/19A
R MON MIX-
SHUNT
SERIES
CHANNEL SOLO
D51
1N4148
D54
1N4148
FROM CD1061
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