ViewSonic VA2016W - 20" LCD Monitor Service Manual page 9

2-4 POWER SUPPLY
Internal Power Supply Part Number
Input Voltage Range
Input Frequency Range
Short Circuit Protection
Over Current Protection
Leakage Current
Efficiency (at 115VAC Full Load)
Fuse
Power Output
Ripple and Noise
Max Input AC Current
Inrush Current (Cold Start)
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
RLPR-025
90 to 264 VAC
47 to 63 Hertz
Output can be shorted without damage
5.0 A typical at 14.0 VDC
3.5mA (Max) at 254VAC / 60Hz
Typical: 80%
Minimum: 75%
Internal and not user replaceable
38 Watts (typ)
Ripple: <3%
Noise: <1%
1.5 Arms @ 90VAC, 0.75 Arms @180VAC
50 A (max) @ 115VAC
90 A (max) @ 230VAC
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 Switch noise shall not be considered.
VESA DPMS Signaling
Mode LED
On Green
Active off Amber
Off Off
On Mode = N/A, Active Off < 3 sec
6
Confidential - Do Not Copy
Audible shall be
Power Consumption
38W (typ)
43W (max)
<2W
<1W
VA2016w-2