Casio QT 6000 Service Manual - Page 40

] LCD calibration test, 13 ] LCD Backlight OFF test, X, Y = 100

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[ 12 ] LCD calibration test [Function] This will test the calibration of the LCD (touch panel). * Perform the calibration in the diagnostic mode even when the product is in the market. Make sure to backup the register data when necessary. [Operation] A cross appears at the following four coordinates in the panel one by one. When a cross at a certain coordinate is touched, the next coordinate will show another cross there. (X,Y) = (100,100), (100,500), (700,100), (700,500) Operation : 2 2 1 ST If X4 or Y4 data goes out of the following tolerance, the test will be NG. Please test again. X4: 700±12 Y4: 500±12 [LCD] TOUCH START 221 (X1,Y1) : (XXX,XXX) (X2,Y2) : (XXX,XXX) (X3,Y3) : (XXX,XXX) (X4,Y4) : (XXX,XXX) END 221 Displays data 1 for calibration Displays data 2 for calibration Displays data 3 for calibration Displays the position of the forth coordinate (performs calibration) How to skip the calibration test. (LCD) Enter the Caribration mode Ǟ Push Disp on/off key Skip the Caribration mode Ǟ Touch the panel To perform the caribration test : Push disp on/off key To skip the caribration test : Touch the panel [PRINT] TOUCH START 221 (X1,Y1) : (XXX,XXX) (X2,Y2) : (XXX,XXX) (X3,Y3) : (XXX,XXX) (X4,Y4) : (XXX,XXX) END 221 [ 13 ] LCD Backlight OFF test [Function] This is a test for the LCD backlight. The test ends upon judgment of the operator between [OK] and [NG]. [Operation] Press [OK] key or [NG] key to end the test when performing one time check. "OK" = 1, "NG" = 9 Operation : 1 2 1 ST [LCD] [PRINT] BACK LIGHT 121 BACK LIGHT OK END 121 BACK LIGHT 121 BACK LIGHT OK END 121 - 38 -

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— 38 —
[ 12 ] LCD calibration test
[Function]
This will test the calibration of the LCD (touch panel).
* Perform the calibration in the diagnostic mode even when the product is in the market. Make sure
to backup the register data when necessary.
[Operation]
A cross appears at the following four coordinates in the panel one by one. When a cross at a certain
coordinate is touched, the next coordinate will show another cross there.
(X,Y) = (100,100), (100,500), (700,100), (700,500)
Operation :
2
2
1
ST
If X4 or Y4 data goes out of the following tolerance, the test will be NG.
Please test again.
<Tolerance> X4: 700
±
12
Y4: 500
±
12
[LCD]
TOUCH START
221
(X1,Y1) : (XXX,XXX)
(X2,Y2) : (XXX,XXX)
(X3,Y3) : (XXX,XXX)
(X4,Y4) : (XXX,XXX)
END
221
Displays data 1 for calibration
Displays data 2 for calibration
Displays data 3 for calibration
Displays the position of the forth coordinate (performs calibration)
How to skip the calibration test.
(LCD)
Enter the Caribration mode
±
Push Disp on/off key
Skip the Caribration mode
±
Touch the panel
To perform the caribration test : Push disp on/off key
To skip the caribration test : Touch the panel
[ 13 ] LCD Backlight OFF test
[Function]
This is a test for the LCD backlight.
The test ends upon judgment of the operator between [OK] and [NG].
[Operation]
Press [OK] key or [NG] key to end the test when performing one time check.
"OK" = 1, "NG" = 9
Operation :
1
2
1
ST
[LCD]
[PRINT]
BACK LIGHT
121
BACK LIGHT
OK
END
121
BACK LIGHT
121
BACK LIGHT
OK
END
121
[PRINT]
TOUCH START
221
(X1,Y1) : (XXX,XXX)
(X2,Y2) : (XXX,XXX)
(X3,Y3) : (XXX,XXX)
(X4,Y4) : (XXX,XXX)
END
221