Service manual

ViewSonic Corporation Confidential - Do Not Copy
6
Efficiency (at 115VAC Full Load) Typical: 80%
Minimum: 75%
Fuse Internal and not user replaceable
Power Output 35 Watts (typ)
Ripple and Noise Ripple: <3%
Max Input AC Current 1.2 Arms @ 100VAC, 0.6 Arms @240VAC
Inrush Current (Cold Start)
40 A (max) @ 120VAC
60 A (max) @ 220VAC
Power Supply Cold Start
Shall start and function properly when under full load, with all
combinations of input voltage, input frequency, and operating
temperature.
Power Supply Transient Immunity
Shall be able to withstand an ANSI/IEEE C62.41-1980 6000V 200
ampere ring wave transient test with no damage.
Power Supply Line Surge Immunity
Shall be able to withstand 1.5 times nominal line voltage for one
cycle with no damage.
Power Supply Missing Cycle Immunity
Shall be able to function properly, without reset or visible screen
artifacts, when ½ cycle of AC power is randomly missing at
nominal input.
Power Supply Acoustics
The power supply shall not produce audible noise that would be
detectable by the user. Audible shall defined to be in
compliance with ISO 7779 (DIN EN27779:1991) Noise
measurements of machines acoustics. Power Switch noise shall
not be considered.
Power Saving Operation(Method) VESA DPMS Signaling
Power Consumption
Mode LED Power Consumption
On Green
35 W (Typ)
42 W (max)
Stand By Amber < 2 W
Active Off Off < 1 W
Recovery Time On Mode = N/A, Active Off < 3 sec
VX1935wm-3