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ViewSonic Corporation
4. Circuit Description
4.1 LCD MONITOR DESCRIPTION
The LCD MONITOR will contain a Main Board, an Power Board, Key Board which house
the flat panel control logic, brightness control logic and DDC.
The Power Board will provide AC to DC Inverter voltage to drive the backlight of panel and
the Main Board chips each voltage.
Power Board
(Include: adapter, inverter)
Flat Panel and
CCFL backlight
Main Board
Key Board
RS232 Connector
For white balance
adjustment in factory
mode
HOST Computer
CCFL Drive.
AC-IN
100V-240V
Video signal, DDC
Monitor Block Diagram
Содержание VA712b-2
Страница 11: ...11 ViewSonic Corporation 3 Front Panel Function Controls And Indicators...
Страница 18: ...18 ViewSonic Corporation 4 2 POWER BLOCK FUNCTION DESCRIPTION Inverter Block Function...
Страница 19: ...19 ViewSonic Corporation Power Block Function...
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Страница 42: ...42 ViewSonic Corporation 3 3 DDC Key In Procedure Sep1 Select and execute DDC Key In program...
Страница 43: ...43 ViewSonic Corporation Sep2 Inpute the S N and execute Enter...
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Страница 45: ...45 ViewSonic Corporation Sep3 Key the Enter and write the data...
Страница 46: ...46 ViewSonic Corporation Sep4 If ddc program OK and show data compare ok...
Страница 47: ...47 ViewSonic Corporation 6 Trouble Shooting Flow Chart...
Страница 66: ...66 ViewSonic Corporation 8 Exploded Diagram And Spare Parts List...
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Страница 68: ...68 ViewSonic Corporation 5 7 Packing For Shipping...
Страница 71: ...71 ViewSonic Corporation 9 1 3 Show pictures Picture 1 Picture 2 Picture 3 Picture 4 Picture 5 Picture 6...
Страница 72: ...72 ViewSonic Corporation Picture 7 Picture 8 Picture 9 Picture 10 Picture 11 Picture 12...
Страница 73: ...73 ViewSonic Corporation Picture 13 Picture 14 Picture 15...
Страница 74: ...74 ViewSonic Corporation Picture 16 Picture 17 Picture 18 Picture 19 Picture 20...
Страница 75: ...75 ViewSonic Corporation 10 Block Diagram...
Страница 84: ...84 ViewSonic Corporation 12 PCB Layout Diagram 12 1 MAIN BOARD PCB TOP VIEW...
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Страница 86: ...86 ViewSonic Corporation 12 2 MAIN BOARD PCB BUTTON VIEW...
Страница 87: ...87 ViewSonic Corporation 12 3 KEYBOARD TOP VIEW 12 4 KEYBOARD BUTTON VIEW...
Страница 88: ...88 ViewSonic Corporation 12 5 POWER PCB TOP VIEW...
Страница 89: ...89 ViewSonic Corporation 12 6 POWER PCB BUTTON VIEW...
Страница 90: ...90 ViewSonic Corporation 12 6 AUDIO PCB TOP VIEW BUTTON VIEW...