AOC N950SW Service Manual
Service Manual AOC N950SW
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SERVICE MANUAL
维 修 手 册
客户/品牌 机种名
AOC N950SW
Service Manual AOC N950SW
2
版本
发布日期
变更说明
对外机种名
对内机种名
变更说明
A00 Mar-16-2011 Initial Release N950SW T8BMR9NYAGA1NNJ
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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
Driving system TFT Color LCD
LCD Panel
Input
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
Active Display Area
Pixel Pitch 0.2835 mm×0.2835mm
Video
Separate Sync. H/V TTL
H-Frequency 30kHz—81kHz
V-Frequency 56Hz--75Hz
ON Mode <25W
Power Saving Mode <1W
40 cm for LCD performance, 20 cm for LCD
failures409.8H*230.4V
R,G,B Analog Interface，75ohm,0.7V
Switch OFF <0.5W
: 90V ~ 240 V
Power Source
Environmental Operating Temp: 0° to 40°C
Considerations Storage Temp.: -20° to 60°C
Dimensions(including stand)
Weight (N. W.): 3.50kg
Safety FCC B CE mark CCC IEC950CB etc.
: 50HZ±, 60HZ±
Max supply current
Operating Humidity : 8% to 80%
456.75(W)x375.5(H)x149.8 (D)mm
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1
5
6
10
11
15
1.2 工厂预设模式
VESA MODES
Nominal
Mode Resolution Total
640x480@60Hz 800x525 25.175
VGA
640x480@72Hz 832x520 31.5
640x480@75Hz 840x500 31.5
800x600@56Hz 1024x625 36
800x600@60Hz 1056x628 40
SVGA
800x600@72Hz 1040x666 50
800x600@75Hz 1056x625 49.5
1024x768@60Hz 1344x806 65
XGA
1024x768@70Hz 1328x806 75
1024x768@75Hz 1312x800 78.75
1280x720@60Hz 1664x748 74.5
1360x768@60Hz 1792x795 85.5
WXGA
1366x768@60Hz 1792x798 85.5
Clock
(MHz)
1.3 接口说明
VGA connect or
Pin
No.
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
Description Pin No. Description
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1.4 面板特性
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1.5 面板连接器
CN1：LVDS 连接器
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背光系统（2 CCFL）
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st
Description
Item
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
Power
Main
Menu
Icon
1
Menu
N/A
Sub
Item
nd
2
Menu
N/A
Sub
Turn on/off power
Adjust
Range
N/A
Reset Value
N/A
Service Manual AOC N950SW
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menu, until
┼
Select 4:3 or wide format for
4:3 or
─
Menu
Auto/Sour
ce/Exit
Sub Menu
Exit
Auto
Config.
N/A
N/A
To active the OSD window or
to active the highlighted
function.
Return previous
OSD off
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”
N/A N/A
N/A
Recall to
Pre-set
N/A
Value
button continuously ≧ 2
seconds, will to do Auto
Configure.
When monitor is a multi-input
Source
model and OSD is off, presses
N/A D-SUB
select
“Auto/Source/Exit” button will
show input select menu.
Reset to
“Wide” for
Image
N/A
Ratio
Eco Mode N/A
display
Standard mode
Text mode
wide
Brightness=90
Contrast=50
Brightness=20
Contrast=50
Brightness=40
Contrast=50
wide panel;
Reset
to”4:3” for
normal
panel
Recall to
standard
mode
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st
Description
Item
OSD-锁定功能：
要锁定 OSD，请在显示器关闭时按住 MENU 按钮，然后按电源按钮打开显示器。要解锁 OSD，请在显示器关闭时按住
MENU 按钮，然后按电源按钮打开显示器。
2.3 OSD 菜单调整
nd
2
Main
Menu
Main
Menu
1
Sub
Menu
Sub
Menu
Adjust
Range
Reset Value
Item
Luminance
Icon
Item
Backlight Adjustment
Brightness N/A
Each step will increase /
decrease value by 1
Contrast from Digital-register.
Contrast N/A
Each step will increase /
decrease value by 1
Eco Mode N/A Picture Adjustment
Gamma N/A Ga mma Adjustment
0-100
0-100
Standard
Text
Internet
Game
Movie
Sports
Gamma1
(2.2)
Gamma2
(2.0)
Recall
Brightness
Value 90
Recall
Contrast
Value 50
Recall
Standard
Value
Recall Gamma1
Value
Image
Setup
Gamma3
(2.4)
DCR N/A Dynamic contrast ratio ON/OFF
Adjust picture Clock to reduce
Vertical-Line noise.
Clock N/A
0-100
Each step will
increase/decrease value by 1
Recall OFF
Value
Do Auto
Config.
Service Manual AOC N950SW
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r the
Adjust Picture Phase to reduce
Color
Setup
Phase N/A
Sharpness N/A
H.
N/A
Position
V. Position N/A
Warm
(6500K)
Horizontal-Line noise.
Each step will
increase/decrease value by 1 or
2
Adjust picture sharpness, Each
step will increase / decrease
value by 10
Adjust the horizontal position
of the picture. Each step will
increase / decrease value by 1
Adjust the vertical position of
the picture. Each step will
increase / decrease value by 2
or 3
Recall Warm Color
Temperature from EEPROM.
0-100
0-50
0-100
0-100
N/A
Do Auto
Config.
Recall
Sharpness
Value 50
Do Auto
Config.
Do Auto
Config.
Normal
Recall Normal Color
N/A
(7300K)
Cool
(9300K)
Temperature from EEPROM.
Recall Cool Color Temperature
from EEPROM.
N/A
The Color
Temperature
Color
sRGB(fo
will be set to
Temp
Warm.
model
with
Recall sRGB Color
Temperature from EEPROM.
N/A
sRGB
function)
Recall User Color Temperature
User
N/A
from EEPROM.
Full
Recall OFF
Red/Green/Blue Gain ON/OFF
Enhance
Nature
Value
Recall OFF
Red Gain from Digital-register. ON/OFF
Skin
Value
DCB
Mode
DCB
Demo
Green
Green Gain from
ON/OFF
Field
Digital-register.
Blue Gain from
Sky- blue
ON/OFF
Digital-register.
Auto
Auto gain for input signal ON/OFF
Detect
N/A Enhance Area in half Picture ON/OFF
Recall OFF
Value
Recall OFF
Value
Recall OFF
Value
Recall OFF
Value
Service Manual AOC N950SW
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is 50) will not
refer to
Red gain from Digital-register.
Picture
Boost
Red N/A
Green N/A Green gain from
Each step will increase /
decrease value by 1
0-100
0-100
The User
R/G/B
value(default
Digital-register.
be modified
by reset
function in
user mode.
Blue N/A
Each step will increase /
decrease value by 1
Blue gain from Digital-register.
Each step will increase /
0-100
decrease value by 1
“Color T e mp.” The sequence follows” Warm-Normal-Cool-sRGB-User”, and
default is Warm mode.
Bright
Recall OFF
N/A Enable/Disable Bright Frame ON/OFF
Frame
Frame
Value
Recall 14
N/A Adjust the Size of the Frame 14-100
Size
Brightness N/A
Brightness Adjustment for
Enhance Area
0-100
Value
Recall 50
Value
OSD
Setup
Contrast N/A
H.
N/A
Position
V. Position N/A
Language N/A
Contrast Adjustment for
Enhance Area
Adjust the horizontal position
of the Frame
Adjust the vertical position of
the Frame
Set OSD display language to
English.（English is default
setting）
0-100
0-100
0-100
English
Français
Español
Portuguê
s
Deutsch
Italiano
Nederlan
ds
Svenska
Recall 50
Value
Recall 0
Value
Recall 0
Value
No need to
recall
language
while press
“RESET”.
If customer
have different
Suomi
Polski
Čeština
Русский
한국어
繁體中
文
request,
please
customer
request
Service Manual AOC N950SW
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each step will increase/decrease
SUB signal source as
简体中
文
日本語
Remarks for OSD Language:
16 Languages: English, France, Spanish, Portuguese, German, Italian, Dutch,
Swedish, Finnish, Polish, Czech, Russia, Korea, TChina, SChina, Japanese.
Timeout N/A
H.
N/A
Position
V. Position N/A
Transparen
N/A
ce
Input
NA
Select
Auto
N/A
Config
Adjust the OSD timeout.
Each step will increase /
decrease value by 5
Adjust the horizontal position
of the OSD. Each step will
increase / decrease value by 25
Adjust the vertical position of
the OSD. Each step will
increase / decrease value by 5
Adjust the OSD transparent
value by 25
Select Dinput
Auto the H/V Position, Focus
and Clock of picture.
Do not execute Auto Config,
return to main menu
5-120
Recall 10
Value
Recall 50
0-100
Value
Recall 0
0-100
Value
Recall 25
0-100
Value
D-SUB D-SUB
YES
N/A
NO
Exit
OFF timer N/A Select DC off time 0-24 hrs
Recall 0
Value
Select wide format for display wide
Reset to
“Wide” for
Image
wide panel;
N/A
Ratio
Select 4:3 format for display 4:3
Reset to “4:3”
for normal
panel
Support DDC/CI Function YES
DDC/CI N/A
Yes
Unsupported DDC/CI Function NO
Clear each old status of
Reset N/A
Auto-configuration and set the
color temperature to Warm
YES N/A
Do not execute reset, return to
NO
main menu.
Exit N/A Exit the main OSD N/A N/A
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3.机构拆解图示
拆掉螺丝 2
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