AOC N950Sw User manual

Service Manual AOC N950SW
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维修手册
客户/品牌 机种名
AOC N950SW
SERVICE MANUAL

Service Manual AOC N950SW
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变更说明
版本
发布日期
变更说明
对外机种名
对内机种名
A00 Mar-16-2011 Initial Release N950SW T8BMR9NYAGA1NNJ

Service Manual AOC N950SW
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目录
1.显示器规格 ............................................................................................................................................4
1.1 技术规格 .........................................................................................................................................4
1.2 工厂预设模式 .................................................................................................................................5
1.3 接口说明 ........................................................................................................................................5
1.4 面板特性 .........................................................................................................................................6
1.5 面板连接器 .....................................................................................................................................7
2.操作说明 ................................................................................................................................................9
2.1 连接显示器 .....................................................................................................................................9
2.2 按键功能介绍 ................................................................................................................................9
2.3 OSD 菜单调整 ..............................................................................................................................11
3.机构拆解图示 ......................................................................................................................................15
4.电气方框图 ..........................................................................................................................................17
4.1 LCD 整机方框图 .........................................................................................................................17
4.2 Panel 方框图 .................................................................................................................................17
4.3 Main 主板方框图..........................................................................................................................18
4.4 Power 电源板方框图 ....................................................................................................................18
4.5 软体流程 Software Flow Chart....................................................................................................19
5.电原理图 ..............................................................................................................................................20
5.1 主板 715G4737 .............................................................................................................................20
5.2 电源板 Power 715G4745.............................................................................................................25
5.3 按键板 key board .........................................................................................................................28
6. PCB 布局.............................................................................................................................................29
7.软体更新和 DDC 改写........................................................................................................................31
7.1 软体更新步骤 ..............................................................................................................................31
7.2 改写 DDC/EDID ..........................................................................................................................37
7.3.工厂模式调整 ...............................................................................................................................39
8.故障处理流程 ......................................................................................................................................42
8.1 主板 ...............................................................................................................................................42
8.2 电源板 ...........................................................................................................................................45
8.3 按键板 ...........................................................................................................................................47
9.料件清单 ..............................................................................................................................................48

Service Manual AOC N950SW
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1.显示器规格
1.1 技术规格
Monitor Model AOC N950SW
LCD Panel
Driving system TFT Color LCD
Active Display Area 40 cm for LCD performance, 20 cm for LCD
failures409.8H*230.4V
Pixel Pitch 0.2835 mm×0.2835mm
Input
Video R,G,B Analog Interface，75ohm,0.7V
Separate Sync. H/V TTL
H-Frequency 30kHz—81kHz
V-Frequency 56Hz--75Hz
Input Connector D-Sub 15pin
Display Colors 16.7M Colors
Dot Clock 136.75MHz
Max. Resolution 1366x768, 60 Hz
Plug & Play VESA DDC2B DDC/CI
Power Consumption
ON Mode <25W
Power Saving Mode <1W
Switch OFF <0.5W
Power Source
: 90V ~ 240 V
: 50HZ±, 60HZ±
Max supply current
Environmental Operating Temp: 0° to 40°C
Considerations Storage Temp.: -20° to 60°C
Operating Humidity : 8% to 80%
Dimensions(including stand) 456.75(W)x375.5(H)x149.8 (D)mm
Weight (N. W.): 3.50kg
Safety FCC B CE mark CCC IEC950CB etc.

Service Manual AOC N950SW
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1.2 工厂预设模式
VESA MODES
Mode Resolution Total
Nominal
Clock
(MHz)
VGA
640x480@60Hz 800x525 25.175
640x480@72Hz 832x520 31.5
640x480@75Hz 840x500 31.5
SVGA
800x600@56Hz 1024x625 36
800x600@60Hz 1056x628 40
800x600@72Hz 1040x666 50
800x600@75Hz 1056x625 49.5
XGA
1024x768@60Hz 1344x806 65
1024x768@70Hz 1328x806 75
1024x768@75Hz 1312x800 78.75
1280x720@60Hz 1664x748 74.5
WXGA 1360x768@60Hz 1792x795 85.5
1366x768@60Hz 1792x798 85.5
1.3 接口说明
VGA connector
Pin
No. Description Pin No. Description
1. Red Input 9. +5VDC
2. Green Input 10. GND
3. Blue Input 11. GND
4. GND 12. SDA- DDC-Serial Data
5. Connection detect 13. H Sync
6. Red GND 14. V Sync
7. Green GND 15. SCL- DDC-Serial Clock
8. Blue GND
VGA Connector layout
1
5
6
10
11
15

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1.4面板特性

Service Manual AOC N950SW
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1.5 面板连接器
CN1：LVDS 连接器

Service Manual AOC N950SW
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背光系统（2 CCFL）

Service Manual AOC N950SW
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2.操作说明
2.1 连接显示器
将VGA 信号线或 DVI 信号线①连接到计算机 PC 显卡输出端 。
接好电源线②。
功能按键位于前面板下方。按电源开关即可开关显示器。通过调节这些功能键可得到您需要的画面。
2.2 按键功能介绍
Main
Menu
Item
Main
Menu
Icon
1
st
2
Sub
Menu
Item
nd
Description
Sub
Menu
Item
Adjust
Range Reset Value
Power N/A N/A Turn on/off power N/A N/A

Service Manual AOC N950SW
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Menu
Sub Menu N/A
To active the OSD window or
to active the highlighted
function.
N/A N/A
Auto/Sour
ce/Exit
Exit
N/A
Return previous
menu, until
OSD off N/A
Auto
Config.
When monitor is an A-only
model and OSD is closed,
presses “Auto/Source/Exit”
button will be auto configure.
When monitor is a multi-input
and under D-SUB input,
presses “Auto/Source/Exit”
button continuously ≧2
seconds, will to do Auto
Configure.
N/A
Recall to
Pre-set
Value
Source
select
When monitor is a multi-input
model and OSD is off, presses
“Auto/Source/Exit” button will
show input select menu.
N/A D-SUB
┼
Image
Ratio N/A
Select 4:3 or wide format for
display
4:3 or
wide
Reset to
“Wide” for
wide panel;
Reset
to”4:3” for
normal
panel
─
Eco Mode N/A
Standard mode Brightness=90
Contrast=50
Text mode Brightness=20
Contrast=50 Recall to
standard
mode
Brightness=40
Contrast=50