Q7T3(AUO panel) LCD Monitor Service Guide
Engineering Specification
11
3.6 Power Supply Requirement
3.6.1 Input Power Requirements
(1) Input Voltage Range
The unit shall meet all the operating requirements with an input voltage range of 90~264 Vac.
(2) Input Current
Maximum
Input Current Measuring Range
(MAX) 2 Arms 90Vac 〜 264Vac
(3) Frequency Range
The unit shall operate within a frequency range of 47KHz to 63KHz.
(4) Inrush Current
Power supply inrush current shall be less than the ratings of its critical components (including
Power switch, fuse, rectifiers and surge limiting device) for all conditions of line voltage.
(5) Regulator Efficiency
70% minimum (measuring at 115Vac and full load)
(6) Maximum power consumption ＜45Watts (without Audio).
Power saving mode ＜ 3 Watts.
3.6.2 Output Power Requirements
The power circuit shall supply DC power outputs as followings:
Output Nominal Regulation Load Current Range
1 5V-Fix ±5% 0 ~ 0.8A
2 3.3V-Fix ±5% 0 ~ 0.8A
3.6.4 Power Management
Mode H/Vsync Power consumption
LED Color
(Status)
Recovery
Time
Normal Both exist < 45W
Green
(Normal)
--
Off
None or
Only one exist
< 3W Amber 5 sec
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