L2 Repair Document
TCL
Communication Ltd.
Rev.
VFD 900 Level 2 Repair Document
Page
1.3
10/74
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Touch Panel
I.
“Please draw on the yellow area” according to instructions;
II.
Press “Pass” to continue.
LCD
I. You will see the LCD display three colors: RED, GREEN and BLUE if it functions well;
II.
Press “Pass” to continue;
III. You will see the LCD displays grey level if it functions well;
IV.
Press “Pass” to continue;
V. You will see the LCD displays black if it functions well;
VI.
Press “Pass” to continue;
VII. You will see the LCD displays white if it functions well;
VIII.
Press “Pass” to continue;
IX. You will see the LCD displays grey if it functions well;
X.
Press “Pass” to continue.
Keyboard
I. Press the key displayed on the screen. The key on the screen will turn grey when you
press it if it functions well;
II.
Press “Pass” to continue.
LCD Backlight