Speaker Inspection; Keyboard Inspection - Korg PA50 Service Manual

SPEAKER INSPECTION

Inspection for Speakers
1. Press [F3] after "Press key; -> SPEAKER" is displayed on LCD
2. Adjust Master Volume and confirm if Low Range Sound comes from Left Speaeker and
No sound comes from Right Speaker.
3. After confirmation, Press
4. Adjust Master Volume and confirm if Low Range Sound comes from Right Speaker and
No sound comes from Left Speaker.
5. "Press Key; -> KEYBOARD" is displayed on LCD. After confirmation on this display, Press
[F3]

KEYBOARD INSPECTION

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Keyboard check...
Next note: C7
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After confirmation on the above display, play key from C7 the rightmost one by one in order
When you hit the key, key name you hit and its velocity for the key are displayed on LCD.
KEY ON : C7 , v.55
OK Range of Velocty:
In the case of hitting other keys in mistake during this test, sound stops. In this case, please hit
correctly.
When the test reachs C2 (the leftmost key), "press key; -> end ...." is displayed on LCD automatically.
Press [F3] and you can find following display.
After confirmation on the display above, Press [F3]
QA Full Inspection
[F3]
from 40 to 95
18
Pa-50