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17" LCD Color Monitor AOC 712S
Service
Service
Horizontal Frequency
30-80 kHz
TABLE OF CONTENTS
Description Page Description Page
Table Of Contents..........................................................1 6.1 Software Flow Chat.........................................10
Revision List.................................................................2 6.2 Electrical Block Diagram.................................12
1. Monitor Specification..................................................3 7. Schematic.................................................... 14
2.LCD Monitor Description........................................4 7.1 Main Board..........................................................14
3. Operation Instruction.............................................5 7.2 Power Board.......................................................19
3.1 General Instructions...................................................5 8. PCB Layout.....................................................21
3.2 Control Button....................................................5 8.1 Main Board.....................................................21
3.3 Adjusting the Picture..........................................5 8.2 Power Board.........................................................24
4. Input/Output Specification.......................................7 8.3 Key Board........................................................26
4.1 Input Signal Connector.......................................7 9. Maintainability................................................27
4.2 Factory Preset Display Modes.........................7 9.1. Equipments and Tools Requirement.....................27
5 Panel Specification..................................................8 9.2. Trouble Shooting................................................28
5.1 Display Characteristics....................................8 10. White-Balance, Luminance adjustment.................33
5.2 Optical Characteristics......................................8 11.Monitor Exploded View...................................34
5.3 Parameter guide line for CCFL Inverter.................9 12. BOM List..............................................................35
6.Block Diagram...............................................10 13. Different Parts List...............................................44
SAFETY NOTICE
ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE CHASSIS
AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING ELECTRONIC
EQUIPMENT CONTAINING HIGH VOLTAGES.
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING
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17" LCD Color Monitor AOC 712S
Revision List
Revision Date Revision History TPV Model
T78CM5NKHAA1NGE
A00 Nov.-11-2008 Initial release
T78CM5NKHAA1NNE
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17" LCD Color Monitor AOC 712S
1. Monitor Specifications
Model number 712S
Driving system TFT Color LCD
Viewable Image Size 432mm diagonal
Pixel pitch 0.264mm(H) x 0.264mm(V)
LCD Panel
Video R, G, B Analog interface
Separate Sync. H/V TTL
Display Color 16.2M Colors
Dot Clock 135MHz
Horizontal scan range 30 kHz - 80 kHz
Horizontal scan Size(Maximum) 337.920mm
Vertical scan range 55 Hz - 75 Hz
Vertical scan Size(Maximum) 270.336mm
Optimal preset resolution 1280 x 1024(60 Hz)
Highest preset resolution 1280 x 1024 (75 Hz)
Resolution
Plug & Play VESA DDC2BTM
Input Connector 15pin Mini D-Sub
Input Video Signal Analog: 0.7Vp-p(standard), 75 OHM, Positive
Power Source 100~240VAC, 47~63Hz
Power on: < 37W
Power Consumption
Stabdby: < 2W
Connector Type 15-pin Mini D-Sub
Signal Cable Type Detached
Dimensions & Weight:
Physical Height (with base) 380(mm)
Characteristics Width 370(mm)
Depth 210(mm)
Weight (monitor only) 4.25(Kg)
Weight (with packaging) 5.25(Kg)
Temperature:
Operating 0