ViewSonic VX910 Service Manual page 24

6.2 Power Board(Inverter Section)
This is a specific inverter for VX910 monitor backlight which converters 12Vdc to drive four cold cathode
fluorescence tubes. Electrical specification described as below.
INPUT
OUTPUT
6.3 Power Board(Power Section)
This is a general purpose AC / DC adapter which converter 90~240 Vac to a stabilized DC voltage 12 V with
rated output current of 4.16A. Electrical specification described as below.
INPUT
OUTPUT
ViewSonic Corporation
Rated Input Voltage
Input Voltage Range
Input Current
Off state Input Power
On / off control Voltage
Rated Output Strike-on Voltage
Rated Output Voltage
Rated Output Frequency
Rated Output Current
Rated Input Voltage
Operation Input Voltage
Input Current
Inrush Current
Standby Input Voltage
Output Voltage Regulation
Output Ripple and Noise
Rated Output Current
Turn-on Delay
12Vdc
11.4~12.6Vdc
<1.96A
<0.1W
2~5.25 for on, 0~0.13 for off
1500~2000Vrms
710Vrms at 6mA
40~50KHz
6~7mA
90~264Vac, 47~63Hz
100~240Vac, 50~60Hz
<1.5A
<50A @ 120Vac(Cold start)
12Vdc
+/-5%
120 mVp-p
<3.5A
<3 seconds
Confidential - Do Not Copy
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VX910