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pressing the DISPLAY HOLD button.
CROSSTALK:
An H pattern is shown. LCD crosstalk can be evaluated. To exit this test, press the
EXIT button.
SAMPLE:
Several display patterns shown during normal use are shown. The display can be
held by pressing the DISPLAY HOLD button.
CONTRAST:
The test pattern is shown. Adjust the contrast by the CONTRAST control on the left
of the LCD. To exit this test, press the EXIT button.
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If the correct display is not shown during these tests, the LCD or LCD drive circuit
may be defective.
8.7. In & Out interface test
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The operation status of each input action part can be confirmed. If the part is
operating properly, "OK" is shown, excluding the Sustain Pedal.
-
When a keyboard key is pressed, the corresponding pitch and velocity are
displayed (only as long as the key is depressed).
-
The respective statuses for other input action parts are displayed. (Analog parts are
shown as numerical values from 0 to 255, and switches are shown as ON or OFF.)
-
If the display fails to change when the part is operated, or if the change is
abnormal, it may indicate a defective part.
8.8. MIDI IN/OUT test
Figure-23
Figure-24
27
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