Yamaha M2500 Wiring Diagram
Abbrev.
*
: MONITOR bus abbreviations
to MONITOR
to MONITOR
to MONITOR
G7/A1
G1/A7
Same as
CPU
ST L, ST R
AUX, ST MONO
GRP/AUX, AUX/GRP
GRP/AUX, AUX/GRP
AUX, ST MONO
AUX, ST MONO
GRP/AUX, AUX/GRP
MONO IN, ST IN
ST IN R
ST IN L
MONO IN
to MMPM
*
MMAM
*
MMPR
*
MMAR
*
MMAO
*
to MMPL
*
MMAO
*
MMAL
*
MMAO
*
to MMPM
*
MMAM
*
MMAO
*
to MMPM
*
MMAM
*
MMAO
*
to MMPM
*
MMAM
*
MONITOR bus
MIO
*
–60dB
–50dB
–40dB
–30dB
–20dB
–10dB
0dB
+10dB
+20dB
MONITOR OUT
ST OUT
MATRIX OUT
SUB IN MATRIX
AUX OUT
AUX/GRP OUT
GRP/AUX OUT
SUB IN ST
MONO
MIC
OUT
MONITOR
INSERT I/O
Pad:On, Gain:Max
Pad:Off, Gain:Min
Pad:On, Gain:Min
Pad:Off, Gain:Max
Gain:Max
Gain:Max
Gain:Min
Clipping Level
ST CH 1A, 2-4
ST CH 1B
ST CH
–60dB
–50dB
–40dB
–30dB
–20dB
–10dB
0dB
+10dB
+20dB
+30dB
MONITOR MASTER AFL ON
MMAO
MONITOR MASTER AFL ST R
MMAR
MONITOR MASTER AFL ST L
MMAL
MONITOR MASTER AFL MONO
MMAM
MONITOR MASTER PFL ST R
MMPR
MONITOR MASTER PFL ST L
MMPL
MONITOR MASTER PFL MONO
MMPM
MONITOR INPUT ON
MONITOR INPUT ST R
MONITOR INPUT ST L
MIO
MIR
MIL
MONITOR INPUT MONO
MIM
MONO
ST R
ST L
MIR
*
MIL
*
MIM
*
MIO
*
MONITOR
ST
L R
MONO
MONO
R
L
ST
PFL
AFL
ON
ON
(PFL)
G7/A13
G6/A12
G5/A11
G4/A10
G3/A9
G2/A8
G1/A7
AUX 5
AUX 4
AUX 3
AUX 2
AUX 1
A13/G7
A12/G6
A11/G5
A10/G4
A9/G3
A8/G2
A7/G1
MATRIX 7
MATRIX 6
MATRIX 5
MATRIX 4
MATRIX 3
MATRIX 2
MATRIX 1
AUX 6
G8/A14
MATRIX 8
A14/G8
Same as ST CH 1
ST CH 2-4
MASTER
INPUT
R
MONO
L
to
G7/A13
G8/A14
G2/A8
G1/A7
from
to MATRIX
to METER
to METER
to METER
from
ST R
ST R
ST L
ST L
SUB IN R
ST R
MONO/C
ST L
from CPU
from CPU
from CPU
from CPU
from CPU
Control
Mute
to Control
to TB
OSC
MIDI
OUT
IN
THRU
RECALL
DIRECT
SELECT
METER
OSCILATOR
u
q
ENTER
0
9
2
1
8
7
2
1
G1-8/A7-14
AUX1-6
A7-14/G1-8
MATRIX
CHECK
STORE
RECALL
UTILITY
ON
100Hz
1kHz
10kHz
PINK
to METER
INPUT
GROUP/AUX FLIP
AUX
GROUP
from
AUX 8-14
GROUP 2-8
MIC
TB/OSC
MATRIX
AUX 11-14
AUX 11-14
Same as AUX 3-6
AUX 7-10
Same as AUX 3-6
Same as AUX 3-6
AUX 7-10
Same as AUX 3-6
B
A
and
and
AUX/GRP A8/G2-A14/G8
GRP/AUX G2/A8-G8/A14
G1/A7
A7/G1
G1/A7
from AUX 2-6
Same as AUX 1
AUX 2-6
AUX 1
1
1-8
MONO/C
R
L
ST OUT
ST OUT
MATRIX OUT
+4dB
+4dB
+4dB
+4dB
MONO/C
ST R
ST L
0dB
INSERT I/O
INSERT I/O
0dB
0dB
INSERT I/O
INSERT I/O
0dB
0dB
INSERT I/O
AUX OUT
AUX/GRP OUT
+4dB
GRP/AUX OUT
+4dB
+4dB
MASTER
PHANTOM
ST CH 2-4
INPUT
L/MONO
R
ST CH 1
INPUT B
INPUT A
R
L
R
L
MATRIX
SUB IN
+4dB
R
L
ST R
ST L
MONO/C
+4dB
SUB IN
+4dB
MONO/C
1-56
1-48
1-40
1-32
1-24
INPUT
0dB
INSERT I/O
ON
PFL
MASTER
L+R
LEVEL
ST
MASTER
L R
MONO
ON
AFL
LEVEL
MONO/C
SUB IN L
ST R
ST L
G8/A14
G7/A13
G2/A8
G1/A7
SUB IN
R
L
L R
MONO/C
STEREO
MATRIX
MATRIX
L R MONO/C
STEREO
MATRIX
G8/A14
G7/A13
G6/A12
G5/A1
1
G4/A10
G3/A9
G2/A8
G1/A7
ON
CHECK
ON/EDIT
Control
AFL
ON
AFL
ON
Control
ON/EDIT
CHECK
ON
LEVEL
ON
AFL
AFL
PAN
LCR
ST
MONO
PFL
ON
BAL
ON
CHECK
(–26dB)
(0dB)
ON
CHECK
2 stage EQ
2 stage EQ
2 stage EQ
2 stage EQ
GAIN B
GAIN
A
AUX
GROUP
14
13
12
11
10
9
2
3
4
5
6
7
8
8
7
6
5
4
3
2
1
1
GROUP
8
7
6
5
4
3
2
1
EQ
HI
LO
GAIN
SIGNAL
PFL
LO
HI
EQ
AUX1
PRE
AUX2
AUX3
AUX4
AUX5
AUX6
ST
MONO
PEAK
NOM
Control
ON/EDIT
ON/EDIT
Control
SIGNAL
NOM
PEAK
MONO
ST
LCR
AUX6
AUX5
AUX4
AUX3
AUX2
PAN
PRE
AUX1
EQ
LO
HI
Ø
80
+48V
HI-MID
LO-MID
g
f
g
f
4 stage EQ
26dB
HPF
GAIN
PAD
R
L
PHONES
from CPU
ON
CHECK
ON/EDIT
Control
to
MONO
ST R
ST L
to
to
from
from INPUT
AFL
to
Phones (@40
Ω
)
M2500 Block & Level Diagram
V443040 R0 1 IP NP Printed in Taiwan