AOC 519Sw User manual

15" LCD Color Monitor AOC 519Sw
1
Service
Service
Service
Horizontal Frequency
30- 80 kHz
TableOfContents
Description Page Description Page
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
Table Of Contents.......……..............................…........1
Revision List.…........................................……......2
1. Monitor Specification..............................………........3
2. LCD Monitor Description…………………………….......4
3. Operation Instruction…………...............……...........5
3.1. General Instructions...........................…...........5
3.2. Control Button…………….…..............……...............5
3.3 Adjusting the Picture...........................…............6
4. Input/Output Specification............……………............9
4.1. Input Signal Connector............………….................9
4.2. Factory Preset Display Modes......…..................9
5. Panel Specification.....………………..................10
5.1. General Feature…….....………………..................10
5.2. Optical Characteristics………………………………10
5.3 Electrical Characteristics…………………………11
6. Block Diagram……...................…………................12
6.1 Software Flow Chart………………………………...12
6.2.Electrical Block Diagram……………..….......14
7. Schematic……………......................................16
7.1 Main Board....……….......................................16
7.2 Power Board.….……....................................21
8.PCB Layout..…….......................................23
8.1. Main Board………........................................23
8.2. Power Board….......................................25
8.3. Key Board………............….......................26
9. Maintainability……….......................................27
9.1. Equipments and Tools Requirement..............27
9.2. Trouble Shooting………..............................28
9.2.1 Main Board…………..............................28
9.2.2 Power Board………..............................31
9.2.3 Key Board…………..............................33
10 White-Balance, Luminance adjustment...34
11. Monitor Exploded View………………..…....….......35
12. BOM List………………………………..……………36
13. Different Parts List.........…….……........................45

15" LCD Color Monitor AOC 519Sw
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Revision List
Revision Date Revision History TPV Model
A00 Oct.-27-2008 First Version Release T58ARDNCWJA2NNE
A01 Dec.-08-2008 Add New Model In Item 13 T58ARDNCWJA13NE
A02 Jan.-20-09 Add New Model In Item 13 T58ARDNCWJA4NNE
A03 Feb.-04-09 Add New Model In Item 13 T58ARDNCWJA1NNE

15" LCD Color Monitor AOC 519Sw
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1. Monitor Specification
Driving system TFT Color LCD
LCD Panel Size 381mm
Pixel pitch 0.2595mm( H )x 0.2595mm( V )
Video R,G,B Analog Interface
Input Separate Sync. H/V TTL
H-Frequency 30kHz – 60kHz
V-Frequency 55Hz-75Hz
Display Colors 16.7M Colors
Dot Clock 75MHz
Max. Resolution 1280 x 720@60HZ
Plug & Play VESA DDC2BTM
ON Mode ≤23W (For 2 CCFL)
EPA ENERGY STAR®
OFF Mode ≤1 W
Input Connector D-Sub 15pin
Input Video Signal Analog:0.7Vp-p(standard),
75 OHM, Positive
Maximum Screen Size Horizontal :344.3mm
Vertical :193.5mm
Power Source 100-240VAC,50/60Hz
Environmental
Considerations
Operating Temp: 5° to 35°C
Storage Temp.: -20° to 60°C
Operating Humidity: 10% to 85%
Weight (N. W.) 2.7kg
Dimensions 373(W)x 313 (H) x 190 (D)mm
Regulatory Compliance FCC

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2. LCD Monitor Description
The LCD MONITOR will contain a main board, a power board, a key board and an audio board which house the flat
panel control logic, brightness control logic and DDC.
The power board will provide AC to DC voltage to drive the backlight of panel and the main board chips each
voltage.
RS232 Connector
For white balance
adjustment in factory
mode
Power Board
(
Include Ada
p
ter and Inverter
)
Flat Panel and
CCFL backlight
Main Board
Key Board
HOST Computer
CCFL Drive.
AC-IN
100V-240V
Video signal, DDC
Monitor Block Diagram
Audio Board

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3. Operating Instructions
3.1 General Instructions
Press the power button to turn the monitor on or off. The other control buttons are located at the front panel of
the monitor. By changing these settings, the picture can be adjusted to your personal preferences.
-The power cord should be connected.
-Connect the video cable from the monitor to the video card.
-Press the power button to turn on the monitor, the power indicator will light up.
3.2 Control Buttons
1 Auto Config / Exit 4 MENU / ENTER
2 -/ECO 5 Power Button
3 +/DCR
•Power Button /Power Indicator:
Press this button to switch ON/OFF of monitor’s power.
Green — Power On mode.
Orange — Power saving mode.
•MENU / ENTER :
Active OSD menu or function adjust confirm or Exit OSD menu when in volume OSD status.
•Contrast :
Adjust contrast or adjust function.
•Brightness :
Adjust brightness or adjust function.
•Auto Adjust button / Exit:
1. When OSD menu is in active status, this button will act as EXIT-KEY (EXIT OSD menu).
2. When OSD menu is in off status, press this button to activate the Auto Adjustment function.
The Auto Adjustment function is used to optimized the HPos, VPos, Clock and Focus.

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3.3 Adjusting The Pictures
1. Press the MENU-button to activate the OSD window.
2. Press or to navigate through the functions. Once the desired function is highlighted, press the
MENU-button to activate it. If the function selected has a sub-menu, press or again to navigate through the
sub-menu Functions. Once the desired function is highlighted, press MENU-button to activate it.
3. Press or to change the settings of the selected function.
4. To exit and save, select the exit function. If you want to adjust any other function, repeat steps 2-3.
The table below describes the function of each OSD icon.
Luminance Adjust Range Description
Brightness 0-100 Backlight Adjustment
Contrast 0-100 Contrast from Digital-register.
Standar
d
Standard Mode
Text
Text Mode
Internet
Internet Mode
Game
Game Mode
Eco mode
Movie
Movie Mode

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Sports
Sports Mode
Gamma1 Adjust to Gamma1
Gamma2 Adjust to Gamma 2
Gamma
Gamma3 Adjust to Gamma 3
Off
Disable dynamic contrast ratio
DCR
On
Enable dynamic contrast ratio
Image Setup
Clock 0-100 Adjust picture Clock to reduce Vertical-Line noise.
Phase 0-100 Adjust Picture Phase to reduce Horizontal-Line noise
H.Position 0-100 Adjust the horizontal position of the picture.
V.Position 0-100 Adjust the verticalposition of the picture.
Color Temp.
Warm 6500K Recall Warm Color Temperature from EEPROM.
Normal 7300K Recall Normal Color Temperature from EEPROM.
Cool 9300K Recall Cool Color Temperature from EEPROM.
sRGB Recall SRGB Color Temperature from EEPROM.
Red Red Gain from Digital-register
Green Green Gain Digital-register.
User
Blue Blue Gain from Digital-register
Color Boost
Full Enhance on or off Disable or Enable Full Enhance Mode
Nature Skin on or off Disable or Enable Nature Skin Mode
Green Field on or off Disable or Enable Green Field Mode
Sky-blue on or off Disable or Enable Sky-blue Mode
AutoDetect on or off Disable or Enable AutoDetect Mode
Demo on or off Disable or Enable Demo
Picture Boost
Frame Size 14-100 Adjust Frame Size
Brightness 0-100 Adjust Frame Brightness
Contrast 0-100 Adjust Frame Contrast
H. position 0-100 Adjust Frame horizontal Position
V.position 0-100 Adjust Frame vertical Position

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Bright Frame on or off Disable or Enable Bright Frame
OSD Setup
H.Position 0-100 Adjust the horizontal position of OSD
V.Position 0-100 Adjust the vertical position of OSD
Timeout 5-120 Adjust the OSD Timeout
Transparence 0-100 Adjust the transparence of OSD
Language Select the OSD language
Extra
Input Select Analog Select Analog Sigal Source as Input
Auto Config yes or no Auto adjust the picture to default
Image Ratio wide or 4:3 Select wide or 4:3 format for display
DDC-CI yes or no Turn ON/OFF DDC-CI Support
Information Show the information of the main image and
sub-image source
Reset
Reset yes or no Reset the menu to default
Exit
Exit Exit the main OSD

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4. Input/Output Specification
4.1 Input Signal Connector
Pin No. Description Pin No. Description
1. Red 9. +5V
2. Green 10. Ground
3. Blue 11. RDX
4. Monitor Ground 12. Monitor Ground
5. VGA-CON 13. H-Sync
6. R-Ground 14. V-Sync
7. G-Ground 15. DDC-Serial Clock
8. B-Ground
VGA Connector layout
15
610
11 15
4.2 Factory Preset Display Modes
STANDARD RESOLUTION HORIZONTAL
FREQUENCY
VERTICAL
FREQUENCY
720 x 400 31.47 70.0
640 × 480 31.47 60.0
640 × 480 35.00 66.6
640 × 480 37.50 75.0
VGA
640 × 480 37.861 72.8
800 × 600 35.156 56.3
800 × 600 37.879 60.0
800 × 600 48.077 72.2
800 × 600 46.875 75.0
SVGA
832 x 624 49.725 75.0
1024 × 768 48.363 60.0
1024 × 768 56.476 70.0
XGA
1024 × 768 60.02 75.0
WXGA 1280 × 720 44.772 59.9

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5. Panel Specification
5.1 General Characteristics
5.2 Optical Characteristics
The optical characteristics are measured under stable conditions at 25 (Room Temperature) ℃: