![ViewSonic VX910 - 19](http://html1.mh-extra.com/html/viewsonic/vx910-19-lcd-monitor/vx910-19-lcd-monitor_service-manual_1020044024.webp)
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.
Rated Input Voltage
12Vdc
Input Voltage Range
11.4~12.6Vdc
Input Current
<1.96A
Off state Input Power
<0.1W
INPUT
On / off control Voltage
2~5.25 for on, 0~0.13 for off
Rated Output Strike-on Voltage
1500~2000Vrms
Rated Output Voltage
710Vrms at 6mA
Rated Output Frequency
40~50KHz
OUTPUT
Rated Output Current
6~7mA
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.
Rated Input Voltage
90~264Vac, 47~63Hz
Operation Input Voltage
100~240Vac, 50~60Hz
Input Current
<1.5A
Inrush Current
<50A @ 120Vac(Cold start)
INPUT
Standby Input Voltage
12Vdc
Output Voltage Regulation
+/-5%
Output Ripple and Noise
120 mVp-p
Rated Output Current
<3.5A
OUTPUT
Turn-on Delay
<3 seconds
21
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VX910
Содержание VX910 - 19" LCD Monitor
Страница 33: ...1 Display color abnormal 6 Trouble Shooting Flow Chart 30 ViewSonic Corporation Confidential Do Not Copy VX910 ...
Страница 34: ...2 Monitor can not power on 31 ViewSonic Corporation Confidential Do Not Copy VX910 ...
Страница 35: ...3 Monitor white screen 32 ViewSonic Corporation Confidential Do Not Copy VX910 ...
Страница 36: ...4 Monitor black screen 33 ViewSonic Corporation Confidential Do Not Copy VX910 ...
Страница 37: ...5 Analog input always shows NO SIGNAL 34 ViewSonic Corporation Confidential Do Not Copy VX910 ...
Страница 38: ...6 Digital input always shows NO SIGNAL 35 ViewSonic Corporation Confidential Do Not Copy VX910 ...
Страница 45: ...9 1 Video 9 Block Diagram 42 ViewSonic Corporation Confidential Do Not Copy VX910 ...
Страница 46: ...9 2 Power 43 ViewSonic Corporation Confidential Do Not Copy VX910 ...
Страница 53: ...50 ViewSonic Corporation Confidential Do Not Copy VX910 11 PCB Layout Diagrams ...
Страница 54: ...51 ViewSonic Corporation Confidential Do Not Copy VX910 ...
Страница 55: ...52 ViewSonic Corporation Confidential Do Not Copy VX910 ...