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Acer
Power On
Power Saving
Power Off
Backlight Power Supply
3.1.4
Input Voltage
Input current
On/Off switch level
Brightness PWM Duty (ACM Off)
Brightness PWM Duty (ACM On)
CCFL operating Voltage
CCFL Current
CCFL startup voltage
Operating frequency
Protect delay time
Note: Other panels please refer to the reference panel specs.
3.2 Brightness output
The test to verify specifications in this section shall be performed under the following standard conditions unless otherwise
noted.
Temperature
Test pattern
Video Resolution
Video input level
Warm-up time
Set brightness control and also contrast control at maximum, to measure the screen center, the light output shall ≥ 240
2
cd/m
(as panel spec)
3.3 White balance
The test standard conditions refer to Sec 3.3.(Brightness control is at 100 contrast control is at 50 )
on
on
off
on
on
off
off
off
--
--
Items
Panel
Lamp
Efficiency
: 25 ± 5°C
: white
: 1600 x 900
: 700 mV ± 2%
: 30 minutes
Mode
active
≤ 48W
blanked
< 2W
blanked
< 2W
blanked
< 2W
--
< 1W
Specification
SEC LTM200KT01 panel
LGD LM200WD1-TLB1
4 CCFL
DC 23~28 V
1.1A (Typ.), 1.2A (Max.)
5.5V≧Von≧ 2.0 V (on)
-0.3v ≤ Voff ≤ 0.8 V (off)
30%~100%
10%~100%
800Vrms (Typ.),
2.5 mA (min.)
7.0mA (Typ.)
8.0 mA (Max.)
≧1700 Vrms (0˚C)
40~60KHz
> 1 second
≥70% (Using dummy load)
Chromaticity Coordinate
6
Acer –LCD-P205H
Blue
Yellow
Yellow
Yellow
Off
panel
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