Curtis LCD2424A - Manuel (Page 19)

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Non-defect Judgment
Attempt the following steps to diagnose the symptom you have seen. If the
symptom couldn’t be corrected, please contact the dealer.
Check Parts Phenomena
The display monitor's
panel goes hot.
Unusual dots
Stripes on screen
Flicker fluctuate
(only in PC source)
The top of the monitor
gets hot.
LCD TV takes inside lighten phosphor. It may increase the
temperature of the screen in some occasions. It's not a defect.
Black dots and Bright points may appear on the LCD screen.
This is a structural property of the LCD panel and is not a defect.
Adjust the impulse phase may decrease stripes.（RGB in）
1.Frequency from PC is below 75Hz, enhance it.
But the picture may be less bright.
2.Turn on the upright filter. But it may descend
the upright resolution.
It may occur during long-time working. It's not a defect.
APPENDIX APPENDIX
TROUBLESHOOTING PRODUCT SPECIFICATION
Radio frequency
(RF)
Input impedance: 75Ω(not balance)
Incept system: NTSC/ATSC
Model
Resolution
Viewing size(mm)
PC best Mode
Sound output
Work：5℃-35℃ Store：-15℃-60℃
Power consumption
Environment
conditions
Temperature
Relative humidity Work：20％-80％ Store：20％-90％
Stand by power consumption
Power input
PC input
(VGA)
RGB Input impedance：75Ω
RGB Input range：0.7±0.15Vp-p
RGB Input supported format: support resolution 640X480 (60Hz)
800X600 (60Hz) 1024X768 (60Hz) 1920X1080 (60Hz)
Audio (L /R) Input impedance：20KΩ
Audio (L /R) Input range：500mVrms
LCD2424A
1920 X 1080
521.28H X 293.22V
1920 X 1080 @60Hz
3W +3W 4Ω
﹤60W
﹤1W
AC100-240V, 50/60Hz