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7. Sound check
1 Press the "4" button.
* When standing in the center, the tester hears the minimum test sound in
an equal volume from both right and left speakers.
2 Press the "5" button.
* When standing in the center, the tester hears the medium test sound in
an equal volume from both right and left speakers.
3 Press the "6" button.
* When standing in the center, the tester hears the maximum test sound in
an equal volume from both right and left speakers.
4 Press the "+" button.
* When standing in the center, the tester hears the maximum test sound
fromthe left speaker.
5 Press the "–" button.
* When standing in the center, the tester hears the maximum test sound
from the right speaker.
8. LCD check
1 Press the "STEP1" button.
* All character of LCD turns on.
* There is no lack of the dot and the character.
9. APO check
1 Press the "scoring" button.
* Go out from TEST mode (Power off).
* The LCD turns off.
DIAGNOSTIC PROGRAM IS FINISHED.
— 8 —
Message on LCD
Min
Mid
Max
Left
Right
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