CASIO QT 6000 QT6600 service Manual

[ 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
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
[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
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