10K0
R121
33K
R77
33K
R80
10K0
R120
10K
R71
L
R
USE
RCA
50V
1N0
C26G
22U
50V
C54G
22U
50V
C55G
L-BDY
4K99
R267G
4K7
R102G
4K7
R103G
100u
35V
C56G
1K5
R73
33K
R29
(4=V-,8V+)
1/2
33078
U15G
6
5
7
L-BDY
562R
R268G
100V
10N
C29A
1/4
33079P
U4
6
5
7
4148
D11
100n
C64
1K2
R123A
10K
R99
22u
35V
C36
15V
10U
C101A
33K
R121A
18K
R120A
100n
C34
50V
1N0
C28G
82K
R118A
LR
TAPE_OUT
RCA
JB9
100n
C98A
100n
C97A
100n
C96A
100n
C95A
100n
C94A
100n
C93A
50V
1N0
C28A
CW
B
10K
EFX
P15A
BEAD
100V 100N
C27A
10R
R74
10K
R98
47R
R224A
50V
1N0
C76A
18K
R117A
82K
R116A
100R
R115A
1K
R114A
220R
R113A
50V
1N0
C76G
L-BDY
4K99
R274A
L-BDY
4K99
R273A
L-BDY
249R
R272A
L-BDY
249R
R271A
L-BDY
4K99
R270A
4K7
R112A
4K7
R111A
50V
1N5
C71A
33K
R110A
1K
R114G
47K
R106A
L-BDY
4K99
R274G
L-BDY
4K99
R273G
CW
MONITOR
20K
05C
P14A
CW
GAIN
20K
05C
P13A
CW
BASS
50K
1B
P12A
CW
TREBLE
10K
1B
P11A
L-BDY
249R
R272G
1/4
TL074
U18A
6
5
7
1/4
TL074
U18A
2
3
1
L-BDY
249R
R271G
INPUT
MIC
JB1A
1
3
2
4M7
R223A
L-BDY
562R
R269A
L-BDY
562R
R268A
(4=V-,8V+)
1/2
TLO72
U16A
6
5
7
(4=V-,8V+)
1/2
33078
U15A
6
5
7
100u
35V
C56A
L-BDY
4K99
R270G
1/4
33079P
U4
2
3
1
620R
R111
MC3 2
33K
R79
1/4
MC4741CP
U7
9
10
8
6K8
R23
PHANTOM
RED
LD5
47p
C7
22u
35V
C6
10K
R69
4K7
R108
CLIP
RED
MON_CLIP
LD4
INPUT
MIC
JB1G
1
3
2
4148
D50
330U
16V
C70A
10R
R26
220R
R78
1/4
MC4741CP
U7
6
5
7
TO_POWER_AMP
MC3 1
4148
D10
CLIP
RED
MAIN_CLIP
LD3
620R
R93
1N753A
3V0
D51
4148
D1
22u
35V
C100
100n
C40
6K98
R63
20K0
R64
20K0
R65
6K98
R66
33K
R200
45K3
R62
220R
R76
6K98
R61
10K0
R97
10K0
R122
1/2
TLO72
U9
2
3
1
47P
C68
1K
R109
10K0
R118
6K98
R60
10K0
R119
620R
R30
1/2
TLO72
U9
6
5
7
620R
R31
45K3
R59
1/4
TLO74
U7
13
12
14
470K
R5
100n
C39
100n
C41
L-BDY
562R
R269G
33K
R104A
4K7
R103A
4K7
R102A
L-BDY
4K99
R267A
22U
50V
C55A
1K
R27
1K
R110
47P
C67
22U
50V
C54A
CW
MAIN_LVL
10K
1B
P7
47P
C66
47P
C65
4148
D2A
4148
D1A
MC3 12
MC3 11
MC3 10
CW
MONITOR_LVL
10K
1B
P8
22u
35V
C8
47p
C9
6K8
R22
620R
R85
22u
35V
C23
47p
C24
1/4
MC4741CP
U7
2
3
1
MC3 9
MC3 8
1K
R75
620R
R112
MC3 7
620R
R83
100n
C42
CW
MON_EFX
1B
50K
P10
RED
CLIP
LD1A
CW
MAIN_EFX
1B
50K
P9
MC3 6
18K
R55
MC3 5
18K
R56
22u
35V
C35
POWER
GRN
LD2
MC3 4
MC3 3
1/4
33079P
U4
9
10
8
C45
100N
16V
C50
68N
MPSA06
Q2
250Hz
1B
20K
P15
125Hz
1B
20K
P14
1KHz
1B
20K
P17
16KHz
1B
20K
P21
63Hz
1B
20K
P13
8KHz
1B
20K
P20
4KHz
1B
20K
P19
500Hz
1B
20K
P16
2KHz
1B
20K
P18
PCB#:
YORKVILLE
NAME:
MODELS:
SCH ISSUE:
TITLE:
DATE:
M1109
MP-8D
BOX-MIXER
M1009.SCH
OCT/27/2003
MIXER/EQ/MASTER
1.90
MPSA06
Q1
MPSA06
Q3A
RING
1/4"_VERTICAL
MON_OUT
JB7
C61
180N
RING
1/4"_VERTICAL
AMP_A_IN
JB6
RING
1/4"_VERTICAL
AMP_B_IN
JB8
C46
100N
RING
1/4"_VERTICAL
MAIN_OUT
JB5
100U
25V
RING
1/4"_VERTICAL
EXF-SND
JB3
50V
1N0
C103
1/4
TL074
U5
6
5
7
C62
1U
1/4
TL074
U6
13
12
14
1/4
TL074
U6
6
5
7
1/4
TL074
U6
9
10
8
1/4
TL074
U6
2
3
1
1/4
TL074
U5
9
10
8
1/4
TL074
U5
2
3
1
1/4
TL074
U5
13
12
14
1/4
33079P
U4
13
12
14
10
9
8
7
6
5
4
3
2
1
#
DESCRIPTION OF CHANGE
VER#
DATE
MODEL(S):-
D
D
D
D
D
D
OCT/27/03
JUN/27/02
.
JUN/10/02
V
V
V
V
V
V
1.90
1.80
.
1.70
N
N
N
N
N
N
PC#6649_Q1,Q2,Q3A_MPSA13->MPSA06
PC#6542_R119A_1K->100K
C103_1N5->1N0
PC#6309_C26A-G,C28A-G,C76A-G
.
.
56K
R57
82K
R58
47K
R67
47K
R68
82K
R70
100V
10N
BEAD
R293
100n
C63
8K2
R20
100R
R19
4K7
R24
390R
R72
C58
680P
BEAD
"P25"
STYLE
C59
680N
C60
330N
3999
PT#
10
9
8
7
6
5
4
3
2
1
#
DESCRIPTION OF CHANGE
VER#
DATE
MODEL(S):-
OCT/24/00
JAN/2000
.
APR/09/98
MAR/4/97
97/01/09
97/01/09
96/09/26
96/09/17
96/09/04
1.60
1.50
.
1.40
1.30
1.20
1.11
.
1.10
1.00
PC#_____C70A_330u-25V->330u-16V
ADD_POT_LIST
4741->TL074
PC#5683_U4_4741->33079,_U5,U6,U18A
PC#5318_ADD_1K_(R119A)
CHANGES_FOR_NOISE_REDUCTION_PER_DX
CHG_D51,6V2->3V0_DEL_R115,R206
ADDED_R205-620R_TO_EFX_SND_JACK
CUT_GAIN_TO_LIMIT_TO_6V
NEW
MP-8D
M1109.SCH_DATABASE_HISTORY
10N
C18
47N
C48
4N7
C21
33N
C52
P11
1
2
3
4
5
6
18
20
19
17
15
16
14
13
12
11
D
D
D
D
D
D
D
D
D
.
K
K
K
K
K
K
K
K
K
-
N
N
N
N
N
N
N
N
N
#3999
F
F
F
F
F
F
F
F
F
EQ
D
D
D
D
D
D
D
D
D
P13-P21
AS_OF
KNOB
PART#
FUNCTION
REF
10
9
8
7
6
5
4
3
2
1
#
MODEL(S):-
.
.
.
.
.
.
.
.
.
JAN/2000
#8397
#8395
#8395
#8394
#8392
#8395
#8393
#8393
#8394
#8392
#4583
#4568
#4568
#4566
#4566
#4566
#4566
#4568
#4567
#4567
EFFECTS
EFX-MONITOR
EFX-MAIN
MONITOR
MAIN
EFFECTS
TREBLE
BASS
MONITOR
GAIN
P11
P10
P9
P8
P7
P15A-H
P11A-H
P12A-H
P14A-H
P13A-H
MP8D
M1109.PCB_POT_LIST
100K
R119A
22u
35V
C57
1N753A
6V2
D13
470R
R82
820R
R84
390R
R86
100K
R87
390R
R88
620R
R89
100K
R90
47K
R91
680R
R92
390R
R94
56K
R95
750R
R96
TIP
RING
1/4"VERTICAL
LINE_IN
JB2A
1K2
R101A
50V
1N0
C26A
47R
R222A
10N
C44
100p
C22
1N
C19
4N7
C47
18N
C49
3N3
C51
33N
C53
AS_SHOWN
NOT_EXACTLY
100N
C101
620R
R205
100U
16V
C52A
100U
16V
C53A
4K99
R203
47N
C102
10K
R202
-15V
-15V
-15V
BSIG
MON_OUT-
EFXBUSS-
EFXBUSS-
EFXBUSS-
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
SG
LED+15
BREF
BIT4
BIT5
BIT7
BIT3
DIGND
DIGND
AREF
ART_OUT
ART_GNDI
ART_IN
ART_GNDO
ASIG
+24VPS
DIGNDPS
DIGNDPS
DIGNDPS
LVGND
LVGND
LVGND
LVGND
LVGND
LVGND
LVGND
LVGND
LVGND
+5VPS
+5VPS
+5VPS
BIT6
MAINBSS-
MAINBSS-
LED_COM2
LED_COM2
+5V
+15V
+15V
+15V
+15V
+15V
+15V
LEDCOM
+24V
+24V
+24V
+24V
IG
IG
IG
IG
IG
IG
IG
IG
MON_CLP
MON_CLP
IS SHARED BY CHANNELS '1' AND '2',
MOST PARTS IN CHANNEL 1 WITH SUFFIX
THERE WILL NOT BE A U12B.
NUMBERED CHANNEL. i.e. IF U12A
SUFFIX BELONGING TO THE LOWER
ADJACENT CHANNELS WILL HAVE THE
PARTS WHICH ARE SHARED BY
NOTE - REFERENCE DESIGNATORS
'A' WILL EXIST IN CHANNELS 2-6
WITH SUFFIXES 'B'-'F'. ANY
ONE PAIR OF BYPASS CAPS ARE LOCATED WITH EACH I.C.
CHANNELS 7 AND 8
INPUTS
CHANNELS 1 TO 6
TO DIGITAL EFFECTS
9 BANDS
MAIN EQ
ALL UNMARKED DIODES ARE IN4148
TO M1010 SHEET5
U:\M1109V19.PRN
