Roland DisCover 5 Service Notes page 13

Dec, 2002
3 LCD CHECK
Press the button TONE/ USER PROGRAM 3. The display visualizes:
01234567890123456789012345678
01234567890123456789012345678
01234567890123456789012345678
01234567890123456789012345678
01234567890123456789012345678
01234567890123456789012345678
01234567890123456789012345678
Press EXIT to skip.
4 KEYSCAN CHECK
Pressing the button TONE/USER PROGRAM 4, the display visualizes:
**** KEY SCAN TEST ****
Note num : XX
Velocity : XXX
Press EXIT to Skip.
Every time you press a key, you hear a DYNO RHODES piano sound. The display visualizes the number of
the key and the value of its dynamic.
Press EXIT to skip.
5 TOUCH SCREEN CHECK
·Pressing the button TONE/USER PROGRAM 5, the display visualizes:
**** TOUCH SCREEN TEST ****
1 : Calibration
2 : Touch X, Y
Press EXIT to Skip
Pressing the button TONE/USER PROGRAM 1 you enter the CALIBRATION test;
Pressing the button TONE/USER PROGRAM 2 you enter in the display darker area test.
Press EXIT to skip.
Touch Screen calibration
Pressing the button TONE/USER PROGRAM 1, the display visualizes:
Follow the instructions below in order to calibrate the Touch Screen.
Touch with a pen the corner of the Touch Screen on the point "+", following the order indicated in the picture
above. When the instrument recognizes the touch, the symbol "+" turns into "O".
In order to help you following the correct order, the writing PRESS THIS POINT appears. During the calibration,
don't touch any other point except those indicated.
After touching the four points, the calibration step is ended and the display shows one of the following writings.
Calibration OK
In case the calibration operation is successful.
NG. Calibration
In case the calibration operation fails.
In case of failure, the operation must be repeated from the beginning.
Press EXIT to go on to the following test.
Touch Screen X - Y Test
Pressing the button TONE/USER PROGRAM 2, the display visualizes:
Touch X - 1
Touch Y - 1
Press Exit to Skip.
Go with the pen on the darker area of the display horizontally from the right to the left hand and check that the X
value on the display goes from 0 to 320. Then go from the top to the bottom and check that the Y value goes
from 0 to 240. Highest and lowest values can vary of +/- 5%.
Press EXIT to leave this test and go back to the main menu.
6 SMART MEDIA CHECK
Pressing the button TONE/USER PROGRAM 6, the display visualizes:
**** SMARTMEDIA TEST ****
Insert a PROTECTED card, please....
Press EXIT to Skip.
Insert the protected Smart Media card, the display visualizes:
**** SMARTMEDIA TEST ****
Remove the card, please....
Press EXIT to Skip.
Take out the protected Smart Media card, the display visualizes:
**** SMARTMEDIA TEST ****
Insert an UNPROTECTED card, please....
Press EXIT to Skip.
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