Detailed instructions for use are in the User's Guide.
[. . . ] OPERATORS MANUAL
MP25
CLUB MIXER
MP25 Overview
The MP25 is a compact, 4U, rack mountable, four channel mixer; featuring a twenty-two channel, high-speed USB audio interface with low-latency ASIO and Core Audio drivers. There's no "Quick Start" here, we recommend you read this relatively short manual to get all this mixer is capable of. Key Features · High-speedUSB2. 0interface · 6 stereo Record channels · 5 stereo Playback channels · MIDI-enabledmixercontrols · Fourfull-featuredprogramstrips · FourstereoPhono/LineInputs · FourstereoAuxiliaryInputs · FourstereoUSBplaybackInputs · GainLevel, 3-bandEQ, andHigh-pass/Low-passFilter · Crossfader, Cue, andFlexFxAssign · 60mmlong-throwchannelfaders · TwofullyindependentMicInputs · One with front and rear panel jacks · One with available line-level input · IndependentLevel, Pan, EQ, Engage, andFlexFxAssign · Talkovermodeengagesthemicandautomaticallyducks all other program inputs. · AdvancedFlexFxarchitecture · ExternalAnalogInsert(withSend&Returnlevelcontrols) · USB Insert · Meter, Cue, EngageandFlexFxLevelcontrols · HeadphonemonitorwithSplitCueoption
Connecting the Mixer
Leave the power unplugged until everything else is connected Inputs Phono/Line Inputs (P1-P4) TheMP25hasfourstereoPhono/Lineinputs(P1, P2, P3, P4). [. . . ] FILTER FILTER FILTER frontpanel3. 5mmand¼ output FILTER LOW LOW LOW LOW A B A B A B A · Theheadphoneoutputincludes2-bandfull-cuttonecontrols. POST B POST POST POST TonecontrolrangeisOffto+6dB. Theseheadphonetone 10 FLEXFX 10 FLEXFX 10 FLEXFX FLEXFX 10 controls are adjusted 9from the computer using the MP25 9 9 9 8 8 8 driver control panel. 8
D1 A1 A2
C2
6 8 10
FLEXFX
4 2 0 10 6 8 2
ZONE
4 6 8 0 10 2
MAIN
4 6 8 0 10
VEL
SEND
LEVEL
LEVEL
EXT LOOP
2
4
6 8
OL +6 +3 0 -3
LEFT RIGHT
AN
RIGHT
USB LOOP
RETURN
4 6 8 0 10
0
10
BALANCE
-6 -12 -18
GH
+6
CUE
2
MONO
LEVEL
FLEXFX ON
FLEXFX
W
+6
CUE
7 6
CUE
7 6
CUE
7 6
CUE
MP25
CONTOUR CLUB MIXER
7 6
XFX
ON
OVER
Main Mix and Main/Zone Outputs 5 5 5 5 TheMainMixismadefromPGM1, PGM2, PGM3, PGM44 4 4 4 3 3 3 andtheFlexFxMix. 3 2 2 2 · MonotheMainMixbypressingthefrontpanelMono but- 2 1 1 1 1 ton. Tomonoonlyaspecificoutput, usetherearpanelMono 0 0 0 0 switch on the Main Outs, or the auto-mono single plug feature oftheZoneandBoothOuts. · ApplyeffectstotheentireMainMixbyengagingtheMain Mix(blue)FlexFX button. · TheMainMixismeteredusingastereorms/peaksignalmeter with peak-hold. The Main Mix feeds these outputs: · Main Outs · FrontpanelBalance and Level controls manage the relative (left/right)andoveralllevelsrespectively. · The rear panel Mono switch combines the left and right channels of the Main output, and an attenuator controls the Max Out dBfrom8Vrms(0dB)to0. 5Vrms(-24dB). · TheMainOutputisavailableonbalancedXLRandunbalanced RCA connectors. · Booth and Zone Outs · FrontpanelBoothandZoneLevel controls adjust the corresponding output level. · BoothandZoneOutputsareavailableonbalanced¼ TRSjacks. Leftandrightjacksautomaticallyprovidea mono signal if the other plug is not inserted. · The Main Mix, Mic 1, or Mic 2, may be recorded via USB record channel six. Use the Send level to avoid clipping the input of your effects processor. The Return level allows you to bring the signal of the affected output back up to your normal mix level. The FlexFXBusisalwaysoutputontheanalogloopsend, even if Ext Loop is bypassed. The USB insert uses USB record-5 and playback-5 to formaneffectsloop. EvenwhentheUSBinsertisbypassed, the audio from the external analog loop is sent to the USB Send. Therefore, when the analog loop is bypassed, USB record-5canserveasanaudiooutputforrecordingtheFlexFX mix on your computer. 4 The FlexFX Cue and Meter are located at the return of the FlexFXLoop, aftertheanalogandUSBinsertsandbeforethe FlexFxONswitch. ThisallowscuingtheFlexFXmixandany applied effects before they are heard in the Main Mix. 5 The FlexFx On button toggles between wet and dry versions of theFlexFXmix. Whenthisswitchisoff, theFlexFXLoopis bypassedandthedryFlexFXmixisroutedtotheMainMix. This allows applying and cueing any combination of effects intheFlexFXLoopbeforehearingthoseeffectsintheMain Mix. When you're ready to listen to the affected audio, engage the FlexFX Onbutton(green)andthewetsignalisappliedto theMainMix(aslongastheFlexFX Levelisup). 6 The FlexFx LevelcontrolstheleveloftheFlexFXaudiointhe MainMix. TurndowntheFlexFX LeveltokeeptheFlexFx audio out of the Main Mix. [. . . ] The following table lists MP25 switches and their control values.
MIC 1
4 2 6 8 2
Switch
Control Change Values
PGM Source Selector Crossfader Assign Crossfader Contour
1=Px, 2=Dx, 3=A1, 4=A2, 5=A3, 6=A4 1=A, 2=B, 3=Post 1=Slow, 2=Medium, 3=Fast
MIDI In Controls The mixer parameters controlled via the MP25 driver control panelarealsoavailableforcontrolviaMIDIInput. AllMIDI Inputs are control change messages. The following table lists the MP25MIDIInputparametersandtheircontrolvalues.
MP25 Parameter Control Change Values
Low/HighHeadphoneTone Controls USB-6 Record Source Button Backlight PGM1-4High-pass/LowpassFilterResonance
0-127, 0=Off, 127=+6dB 1 = Main Mix, 2 = Mic 1, 3=Mic2 0=Off, 1=Dim 0-64=Low, 65-127=High
MIC 2
4 6 8 D1 P1
A1 A2
PGM 1
A3 A4 D2
A1 A2
PGM 2
A3 A4 D3
A1 A2
PGM 3
A3 A4 D4
A1 A2
PGM 4
A3 A4
FLEXFX
4 6 8 2
ZONE
4 6 8 0 10 2
MAIN
4 6 8 0 10
100
0
76
0
116
SOURCE
4 6
101
OFF
P2
117
SOURCE
4 6
102
OFF
P3
118
SOURCE
4 6
103
OFF
P4
119
SOURCE
4 6
104
OFF
2
109
0
LEVEL
10
LEVEL
10
HIGH
+6
HIGH
+6
HIGH
+6
HIGH
+6
BOOTH
4 2 0 6
91
EXT LOOP
SEND
10
LEVEL
LEVEL
75
LEVEL
10
88
8 LEFT
70
LEFT
2 0
89
LEVEL
10
8
77
OFF
2 0
90
LEVEL
10
8
78
OFF
2 0
91
LEVEL
10
8
79
OFF
2 0
92
LEVEL
10
8
80
OFF
4 2
6 8
OL +6 +3 0 -3
LEFT RIGHT
PAN
RIGHT
PAN
RIGHT
MID
+6
MID
+6
MID
+6
MID
+6
31
USB LOOP
110
RETURN
4 6 0 10
BALANCE
PHONES
4 2 0 6
94
OFF 8
64
OFF
65
LOW
71
OFF
66
LOW
72
OFF
67
LOW
73
OFF
68
LOW
74
OFF
99
LEVEL
10
HIGH
+6
HIGH
+6
FILTER
HIGH
LOW
POST
+6
FILTER
HIGH
LOW
POST
+6
FILTER
HIGH
LOW
POST
+6
FILTER
HIGH
LOW
POST
+6
4
CUE
2
96
0
-6
8
89
MONO
-12 -18
82
OFF
95
OFF
68
FLEXFX
10 9 8 7 6 5 4 3 2 1 0
A
B
120
67
FLEXFX
10 9 8 7 6
A
B
121
66
FLEXFX
10 9 8 7 6
A
B
122
65
FLEXFX
10 9 8 7 6
A
B
123
0
FLEXFX ON
LEVEL
10
6
CONTOUR
6
FLEXFX
105
CUE
LOW
+6
LOW
+6
69
CUE
70
CUE
71
CUE
62
CUE
PAN
MAIN
34
FLEXFX
88
FLEXFX
MP25
CLUB MIXER
56
SPLIT CUE
41
MIC ON
40
MIC ON
83
5 4 3 2 1 0
84
5 4 3 2 1 0
85
5 4 3 2 1 0
86 0
46
TALKOVER
47
TALKOVER
Control Number
Note Number
MP25 MIDI Controls
MP25 Audio Driver Control Panel
PGM Inputs 1-4 PGM 3 PGM 4 Headphone Tone
Low +6 High
MP25 Audio Driver Control Panel
MIDI PGM 1 PGM 2
Preferences
PGM Inputs 1-4
USB-6 Record
Main Mix Mic 1 Mic 2
Button Backlight
On Off
50 45 40 35 30 25 20 15 10 5 1
Buffer Size
Filter Resonance
High Low
Filter Resonance
High Low
Filter Resonance
High Low
Filter Resonance
High Low
35
34
33
36
22
25
28
31
Off
Update Device Firmware
Device Firmware Version: 1. 00
Update firmware
14 ms
Manual-7
MP25
CLUB MIXER
Maintaining the Magnetic Crossfader There are no electrical contacts to clean!The crossfader in the MP25 is designed with materials highly resistant to corrosion and most chemicals. While the crossfader will handle millions of operations, it may become dirty over time. [. . . ]