Alesis Micron, Service Manual

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AP Test
1) Unplug the headphones from the Q02 headphones jack.
2) Turn the
Master Volume knob completely clockwise.
3) Connect the AP generator outputs A and B to the Q02 audio in left and right,
respectively.
4) Connect the Q02 main output left and right to the AP analyzer inputs A and B,
respectively.
5) Run the AP tests (SNR, THD+N, and frequency response).
6) Hold down the
[phrase] and [latch] buttons together. Verify that the second
line of the LCD says “Synth -> audio out”. Release the buttons.
Automated Tests
The system will provide a series of tests must be passed. Before beginning,
verify that the sustain pedal is plugged into the “
sustain” input jack.
PUSH THE ENCODER TO BEGIN AUTOMATED TESTS.
Each test is described below. The title of each section should appear on the first
line of the LCD.
Push all buttons.
1) Verify that the first line of the LCD says “Push all buttons”.
2) There are
7 rectangular buttons to the left of the LCD. Push each one.
Verify that the button lights red when it is pushed, and stays red for the
remainder of the test.
3) There are 5 round buttons to the right of the LCD. Push each one. Verify
that the button lights green when it is pushed, and lights red when it is
released. When a different round button is pushed, the light should turn off.
There should never be more than one round button lit.
4) When any button is pressed down, verify that the name of that button is
displayed on the LCD, and that the LCD indicates the button is pressed down
with the text “
[button] down.”
5) When any button is released, verify that the LCD indicates the button has
been released with the text “ [button] up.”
6) As each button is pressed, make sure that the silk screen on that button is not
scratched or misaligned. Also verify that all the buttons have a consistent feel,
and that they generate one “click” when pressed.
7) When all 12 buttons have been pushed, you will automatically go to the next
test.