Yamaha M2500 Manual Do Utilizador

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M2500—Owner’s Manual
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Rear panel
Monaural input channel 
input/output jacks
A
INPUT jacks
These are XLR-3-31 type input jacks (balanced). If 
the rear panel PHANTOM MASTER switch and the 
+48 V switch of the corresponding monaural input 
channel are on, phantom power will be supplied. The 
nominal input levels and pin wiring are as follows.
■ Nominal input
•  –26 dB pad switch= on / +10 dB to –34 dB
•  –26 dB pad switch= off / –16 dB to –60 dB
B
INSERT I/O jacks
These are TRS phone jacks for inserting external 
effect units into each monaural input channel. The 
nominal level is 0 dB. The pin wiring is as follows.
17
INPUT
INSERT
I/O
0
dB
18
INPUT
INSERT
I/O
0
dB
19
INPUT
INSERT
I/O
0
dB
20
INPUT
INSERT
I/O
0
dB
21
INPUT
INSERT
I/O
0
dB
22
INPUT
INSERT
I/O
0
dB
23
INPUT
INSERT
I/O
0
dB
24
INPUT
INSERT
I/O
0
dB
2
1
Male XLR plug
1 (ground)
3 (cold)
2 (hot)
1/4"  phone plug
1/4"  phone plug
1/4"  TRS phone plug
To processor’s input
From processor’s output
Connect to INSERT I/O jack  
Tip (send)
Tip (send)
Ring (return)
Sleeve (ground)
Sleeve (ground)
Tip (return)
Sleeve (ground)