Factory Assigned Display Modes; Flat Panel; Defects - Acer H236HL Service Manual

1.3.4.2 Factory Assigned Display Modes:

1.4 Flat Panel:

1.4.1 General Requirements:
The panel shall be a FULL HD resolution 23" diagonal TFT-LCD.
1.4.2 Polarizer Hardness:
The front polarizer should have hard coating (3H) and anti-glare treatment.
1.4.3 Backlight Requirements:
1.4.3.1 General Requirements:
Parameter
LED String Current
LED String Voltage
Power Consumption
LED Life Time

1.4.4 Defects:

1.4.4.1 Defect T erminology:
Dark Spots / Lines: Spots or lines that appear dark in the display patterns and are usually the result of
contamination. Defects do not vary in size or intensity (contrast) when contrast voltage is varied. Contrast
variation can be achieved through the use of varying gray shade patterns.
Bright Spots / Lines: Spots or lines that appears light in the display patterns. Defects do not vary in size or
Values
Symbol
Min.
Is -
Vs 46.4
PBar -
LED_LT 30,000
Typ. Max.
100 110
49.6 52.8
14.9 15.8
- -
Unit Notes
mA 1, 2, 5
V 1, 5
Watt 1, 2, 4
Hrs 3
12