ViewSonic VG1930wm-3 Service Manual page 11

Power Supply Cold Start
Power Supply Transient Immunity
Power Supply Line Surge Immunity
Power Supply Missing Cycle Immunity
Power Supply Acoustics
Power Saving Operation(Method)
Power Consumption
Recovery Time
ViewSonic Corporation
Shall start and function properly when under full load, with all
combinations of input voltage, input frequency, and operating
temperature.
Shall be able to withstand an ANSI/IEEE C62.41-1980 6000V 200
ampere ring wave transient test with no damage.
Shall be able to withstand 1.5 times nominal line
voltage for one cycle with no damage.
Shall be able to function properly, without reset or
visible screen artifacts, when ½ cycle of AC power is
randomly missing at nominal input.
The power supply shall not produce audible noise that
would be detectable by the user.
defined to be in compliance with ISO 7779 (DIN
EN27779:1991) Noise measurements of machines
acoustics. Power
considered.
VESA DPMS Signaling
Mode LED
On Blue
Active off Amber
Off Off
ON Mode = N/A, ACTIVE OFF < 3 sec
8
Confidential - Do Not Copy
Audible shall
Switch noise shall
Power
Consumption
34W (typ)
36W (max)
<2W
<1W
not be
VG1930wm-3