Alesis DM Pro Kit, Руководство по обслуживанию

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12.) Press every keypads button in this order “ PREVIEW ” then
“ CURSOR ”, “ TRIGGER ” then up across at “ CURSOR ” etc……
till every keypad was passed down.
-
Noted when press the key button in order of 1-15 correctly. It will pass the
switch test. LCD display will show each number when press the button.
Otherwise fail.
13.) If LCD read “Passed” press “
CURRSOR
” to process the next test.
Otherwise fail unit if LCD show “Failed”.
14.) Press
“ STORE ” to enter Encdr/LED test.
15.) Turn Encoder Clockwise.
-LED will light up and follow the Encoder movements. Otherwise fail
unit.
-Press “
Store ” again to EXIT Encoder test.
16.) Press “ CURSOR ” to process the next test.
17.) Press “
STORE
” to enter
Display test
.
18.) LCD should display
**Otherwise fail unit.**
-Press “ STORE ” again to exit Display test.
IV.) Testing Procedure (AUDIO TEST):
A) START:
20) Press “
CURSOR
” to process to Audio test at D6.
-Turn headphone “VOLUME” POT CW all the way up.
21) Press “
STORE
” to enter
Audio test
.
-LCD will read “
AUDIO TEST ALL Outputs
” .
-You will hear AUDIO on both left & right side of headphone.
** IF IT’S TOO LOUD, TURN IT DOWN**
23) UNPLUG the HP at FP & connect it to D6 “ MAIN OUT L “ at rear.
_ You should hear AUDIO.
24) UNPLUG the HP at FP & connect it to D6 “
MAIN OUT R“
at rear.
_ You should hear AUDIO
25) UNPLUG the HP at FP & connect it to D6 “
AUX OUT 4 “
at rear.
_ You should hear AUDIO.
26) UNPLUG the HP at FP & connect it to D6 “
AUX OUT 3 “
at rear.
_ You should hear AUDIO.
Confidential Alesis Service Manual 8-31-0110-
B