Acer B243HL, Service Manual

Page: 10 / 60

Acer
Acer –LCD-B243HL
9
3.5 Brightness uniformity
The test standard conditions refer to Sec 3.3.
%
≥
75
) (backlight points nine of luminance Max.
) (backlight points nine of luminance Min.
4.
Input / Output Signal Specifications
4.1 AC in
4.1.1
AC Input Voltage: 100~240VAC
4.1.2
AC Input Current: 1.2A @100Vac, 0.6A @240Vac
4.1.3
AC Frequency Range: 50~60Hz
4.2 Audio in
4.2.1
Input impedance
﹕ ≧
10K ohm
4.2.2
Frequency response range
﹕
200Hz ~ 10kHz
4.3 USB in
The USB 2.0 includes 4 pins:
pin1:VBUS; pin2:DM; pin3:DP; pin4:GND
4.4DVI-D in
DVI-D Connector Pin assignment: