BenQ Q7T3-FP737S Service Manual page 79

Q7T3(AUO panel) LCD Monitor Service Guide
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
(MAX) 2 Arms
(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
1 5V-Fix
2 3.3V-Fix
3.6.4 Power Management
Mode H/Vsync
Normal Both exist
None or
Off
Only one exist
Measuring Range
90Vac 〜 264Vac
Load Current Range
±5% 0 ~ 0.8A
±5% 0 ~ 0.8A
Power consumption
< 45W
< 3W
Engineering Specification
LED Color Recovery
(Status) Time
Green
--
(Normal)
Amber 5 sec
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