Alesis Micron, Service Manual

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Specifications
Sound Engine
Sound Generation:
Alesis proprietary DSP Analog Modeling
Polyphonic Voices:
8, each with 3 oscillators, 2 multi-mode filters, 3 envelope
generators, 2 LFOs, programmable effects send and
modulation matrix.
Program Memory:
512 Preset Programs, 32 Multi-timbral Setups, all
user-rewritable
Effects:
4 Drive Effects (1 each per Part) plus Master Effects (Shared)
Audio Input
Input Connectors: 2 Balanced 1/4” TRS jacks
Maximum Input Level: +5.2dBu (1.41VRMS) = -0dBFS
Input Impedance: 10k
Ω
Audio Output
Output Connectors: 4 Impedance-Balanced 1/4” TRS
jacks, ¼ ” TRS Headphone Jack
Maximum Output Level: +18dBu (6.17 VRMS) = -0dBFS
Output Impedance: 1k
Ω
Audio Performance
Signal To Noise Ratio: >95 dB A-weighted, Ext In to Main
or Aux Out
THD+N: < 0.005%, External In to Main or Aux Out
Frequency Response: 20-20kHz
±
0.20dB, External In to
Main or Aux Out
Power Consumption: 12 Watts max (100-240VAC/50-60Hz)
Physical
Keyboard: 37 keys (velocity, release velocity sensitive)
Real-Time Controllers: 3 360-degree Parameter Knobs, 2
Assignable Modulation Sliders,
Assignable Pitch Wheel,
Pedal Jacks: Assignable Exp pedal jack, Sustain pedal jack
MIDI Connections: MIDI In, MIDI Out, MIDI Thru
Audio Outputs: Main L/R , Aux L/R, Headphone (1/4” TRS)
Dimensions (WxHxD): 22.75” x 2.75” x 7.75” / 577.85 x
69.85 x 196.85 mm
Weight: 8.25 lbs / 3.5 kg
Volume
The (volume) knob on the far left-hand side of the Micron
raises and lowers
the volume. If you don’t hear anything as you play the
Micron,
suspect the (volume) knob’s setting.
Real-time controllers
The (m1) and (m2) sliders, (pitch) wheel, and (x/y/z knobs),
located on the left half of the Micron, provide real-time
control of
the Micron’s sounds.
Performance buttons
The buttons in this cluster switch octaves, set the tempo, and
perform other performance-related functions.
SERVICE MANUAL
MODEL:Q02