ViewSonic VX924

6.2.2 Power
This is a general purpose AC / DC adapter which converts 90~240 Vac to a stabilized DC voltage: 12
Volts, with a rated output current of 4.16A. The electrical specification is described below.
Rated Input Voltage 90~240 Vac, 50 / 60Hz
Operation Input Voltage 90~260 Vac, 47 ~ 63Hz
Input Current <1.5A
Inrush Current <100A@120Vac
Standby Input Voltage 12Vdc
Output Voltage Regulation +/-5%
Output Ripple & Noise 120mVp-p
Rate Output Current <3.5A
Turn-on delay <3secs
6.2 Power (Inverter) Board
This is a specific power (inverter) board for VX912 monitor with output of 40W / 12V / 3.5A. It provides
12 VDC to drive the four cold cathode fluorescence tubes in the backlight.
6.2.1 The inverter's electrical specification is described below.
Rated Input Voltage 12Vdc
Input Voltage Range 11.4 ~ 12.6 Vdc
Input Current <2A
Input
On / Off control Voltage 2~3.3 for on, 0~1 for off
Rated Output Strike-on Voltage 1500Vrms
Rated Output Voltage 710Vrms at 7mA
Rate Output Frequency 40~50KHz
Output
Rated Output Current 7~8 mA
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ViewSonic Corporation Confidential
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Do Not Copy VX924