AOC e2460SD Service Manual

Service Manual AOCe2460SD
SERVICE MANUAL
客户/品牌 机种名
AOC e2460SD
This manual applies to Main Board 715G5089M(Scalar IC—RTD2281W)
1
Service Manual AOCe2460SD
变更说明
版本 发布日期 变更说明 对外机种名 对内机种名 编辑修订
A00 Jan-18-2012 Initial Release AOCe2460SD TKBAB728BGA1HNJ TPV-BJ-Rainsun
编制editor TPV-BJ-朱雨生
审核 review TPV-BJ-魏海峰
2
2012-01-18
2012-01-18
Service Manual AOCe2460SD
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 产品新特点: ..................................................................................................... 5
1.4 输入信号接口说明 ........................................................................................... 6
1.5 LVDS 接口说明 ................................................................................................ 7
2.操作说明 ............................................................................................................................... 8
2.1 连接显示器 ....................................................................................................... 8
2.2 按键功能介绍 .................................................................................................. 8
2.3 OSD 菜单调整 .................................................................................................. 9
3.电气方框图 ......................................................................................................................... 11
3.1 LCD 整机方框图 ............................................................................................ 11
3.2 Panel 方框图 .................................................................................................. 11
3.3 Main 主板方框图 ............................................................................................ 12
3.4 Power 电源板方框图 ...................................................................................... 12
4.电原理图 ............................................................................................................................. 13
4.1 主板 715G5270M ........................................................................................... 13
4.2 电源板 Power 715GP- ................................................................................... 19
4.3 按键板 key 715G5357K ................................................................................ 21
5. 机构爆炸图 ....................................................................................................................... 22
6. 故障处理流程 ................................................................................................................... 23
6.1 检修工具仪器 ................................................................................................ 23
6.2 机构拆解图示 ................................................................................................ 24
6.3 故障处理流程 ................................................................................................ 28
7. 软体更新和 DDC 改写 .................................................................................................... 32
7.1 软体更新步骤 ................................................................................................ 32
7.2 改写 DDC/EDID ............................................................................................. 36
7.3.工厂模式调整 ................................................................................................. 39
8.料件清单 ............................................................................................................................. 40
8.1 机种名:TKBAB728BGA1HNJ ..................................................................... 40
3
Service Manual AOCe2460SD
1.显示器规格
1.1 技术规格
产品名称
屏幕尺寸 531.36×298.89mm,realdiagonal 609.7mm24.0”(169)
点距(mm) 0.27675 × 0.27675 RGB vertical stripe
亮度(cd/m2)(典型值)
对比度(典型值) 1000:1 ,(动态)60000:1
可视角度
响应时间(典型值)
扫描频率 水平刷新率(KHz)3080 垂直刷新率(Hz)5575
最大分辨率
显示颜色 16.7M
带宽 170(MHz)
输入信号 Analog RGB 0.7Vp-p /75 ohm , TTL /DVI 150mV-1200mV
输入连接 D-Sub 15 pin + DVI 24 pin
AOCe2460SD
250cd/m2
170/160 (CR>10)
5ms
1920*1080/60Hz
即插即用 DDC 2B
调整控制 OSD 菜单控制,16 种语言菜单
USB 接口 NA
功耗(工作模式) <=30W(EPA 4.0)
功耗(休眠模式) <=0.5W(EPA 4.0)
电源输入 AC 100-240V
多媒体音箱 -
安全,辐射标准 CCC
颜色 黑色
宽 x 高 x 厚 (含底座) 562.6*414.35*220 ㎜
净重 (Kg) 5.6kg
支架/底座结构 标准底座
工作温度范围
5°C ~ 35°C
储藏温度范围
-20 ° C ~ 60 ° C
4
Service Manual AOCe2460SD
1.2 工厂预设模式
标准 分辨率 行频 场频
Dos-模式
VGA
SVGA
XGA
SXGA
WXGA 1440×900 55.935 kHz 59.8 Hz
720 × 400 31.47kHz 70Hz
640 × 480 31.47kHz 60Hz
640 × 480 31.47kHz 67Hz
640 × 480 31.47kHz 72Hz
640 × 480 37.50kHz 75Hz
800 × 600 37.879kHz 56Hz
800 × 600 37.879kHz 60Hz
800 × 600 46.875kHz 72Hz
800 × 600 46.875kHz 75Hz
832 × 624 49.725kHz 75Hz
1024 × 768 48.363kHz 60Hz
1024 × 768 56.476kHz 70Hz
1024 × 768 60.02kHz 75Hz
1280 × 1024 64.00kHz 60Hz
1280 × 1024 80.00kHz 75Hz
WSXGA 1680×1050 65.29 kHz 59.59 Hz
HD 1920×1080 66.295 kHz 59.887 Hz
1.3 产品新特点:
● 24”大屏幕,最大分辨力 1920×1080,
● 4:3/16:9,宽普屏切换,随心时尚生活
● DCB 活彩技术,5 种增彩模式 Eco Mode 7 种亮度情景模式
● DCR 丽比技术,对比度高达 60000:1
● 16 种语言菜单;DVI+VGA 二种信号源输入接口
● ROHS 无铅制造,环保健康
5
Service Manual AOCe2460SD
1.4 输入信号接口说明
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
15
VGA Connector layout
6
11 15
10
DVI Connector
Pin No. Description Pin No. Description
1. TMDS Data 2- 13. TMDS Data 3+
2. TMDS Data 2+ 14. +5V Power
3. TMDS Data 2/4 Shied 15. Ground (for +5V)
4. TMDS Data 4- 16. Hot Plug Detect
5. TMDS Data 4+ 17. TMDS Data 0+
6. DDC Clock 18. TMDS Data 0-
7. DDC Data 19. TMDS Data 0/5 Shield
8. N.C. 20. TMDS Data 5-
9. TMDS Data 1- 21. TMDS Data 5+
10. TMDS Data 1+ 22. TMDS Clock Shield
11. TMDS Data 1/3 Shield 23. TMDS Clock+
12. TMDS Data 3- 24. TMDS Clock-
DVI Connector layout
6
Service Manual AOCe2460SD
1.5 LVDS 接口说明
7
Service Manual AOCe2460SD
2.操作说明
2.1 连接显示器
DVI VGA 信号线②或③连接到计算机 PC 显卡输出端 接好电源线①,连接本机配套的外置电源模块,将引线插头插入机器后部插孔。
功能按键位于面板前面。按电源开关⑤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
Icon Control Description
1
2
<
输入信号源选择 DVI-VGA 信号源切换,退出现有菜单
模式切换,DCR,标准,文本,网络,游戏,电影,运动,
模式切换
OSD 向左、向前调整
宽屏/普屏切换,在标准模式,不可调;
3
4
5
>
43/宽屏切换
主菜单/MENU 激活菜单,选项确认
Power Power ON/OFF 电源开关,
OSD 向右、向后调整,
8
Service Manual AOCe2460SD
+MUNE--OSD锁定功能:
要锁定 OSD,请在显示器开机时按住 再按下 按钮,这时开机后OSD菜单控制键被锁住,并出现提示。
要解锁 OSD,请在显示器下一次开机时同样按住 时,+ 按钮,这时打开显示器后,菜单功能按键可用。
2.3 OSD 菜单调整
Hot key快捷键及图示
< >
MENU-锁定
+
9
Service Manual AOCe2460SD
OSD 菜单调节
MENU 按钮 激活 OSD 窗口。
按 < 或 > 浏览这些功能。 如果想要调整的功能突出显示,按 MENU 按钮激活它。如果所选的功能包含有子菜
单,再按一下 < 或 > 可以浏览到子菜单功能。如果想要调整的功能突出显示,按 MENU 按钮激活它。
按 < 或 > 更改所选功能的设置。
要退出和保存,请选择退出功能。 如果您想调整其它任何功能,请重复以上步骤 。
OSD菜单图示如下:
10
Service Manual AOCe2460SD
3.电气方框图
3.1 LCD 整机方框图
3.2 Panel 方框图
LCD Block Diagram
电源模块
AC--DC12V
Power Board
AC supply 90V-264V
Main Board
主板 715G5270
Key board 触摸按键板
LED backlight
Panel LVDS
1920x1080 模组
VGA
Input signal
RGB/H-V/DDC
DVI
11
Service Manual AOCe2460SD
3.3 Main 主板方框图
EEPROM
Pm25LD020C
(U402)
5V 3.3V Vlcd
Voltage converter
12V
3.4 Power 电源板方框图
Crystal 14.318MHZ
(X401)
Scalar TSUMU58VHN-1 LQFP-80 Mstar
(Include ADC, OSD, MCU)
Key Board
Control
(CN401/402)
VGA Connector
(CN101)
Panel Interface
(U401)
Power/ Converter Board Block Diagram
(CN403)
DVI Connector
(CN102)
Fuse EMI
AC input 100-240V
Vcc
CN902-15V
Audio in
Power adapter Part
16V
CN801
Amplifier
SET
Rectifier
IC-PWM
IC901
PWM Control
0Z9998 BGN
U801
Smoothing
Capacitor
Transformer
T901
MOSQ901
Switching
Sense resistor
photocoupler
Converter
Switching MOS
APMB005KCT
12V Rectifier
5V Rectifier
Vcc Rectifier
12V
5V
regulating sampling
CN804
On/off DIM
LED converter Part
12
Current Sense
1-6
Service Manual AOCe2460SD
4.电原理图
4.1 主板 715G5270M
04.SC ALER
R0+ R0­SOG_DET G0+ G0­B0+ B0­AHS0 AVS0
DDCSDA1 DDCSCL1
VGA_CABLE_D ET
VCC3.3
VCC1.2
+5V
PA[0..9]
PB[0..9]
VCC3.3
VCC1.2
+5V
PA[0. .9]
PB[0. .9]
05.PANEL I NTERF ACE
PA[0..9]
PB[0..9]
+5V
EDID _WP
02.INPUT
+5V
EDID_W P
DDCSDA1 DDCSCL1
VGA_CABLE_D ET
02.D-SUB INPUT
R0+
R0-
SOG_DET
G0+
G0-
B0+
B0-
AHS0
AVS0
R0+ R0­SOG_DET G0+ G0-
B0+
B0­AHS0 AVS0
DDCSDA1 DDCSCL1
VGA_CABLE_ DET
EDI D_WP
03.DVI INPUT
RX0+
RX0-
+5V
EDID _WP RXC-
+5V
EDID_W P
DVI _CABLE_D ET
03.DVI INPUT
RX1+
RX1-
RX2+
RX2-
RXC+
RXC-
DDCSCL2 DDCSDA2
DVI_HPD
RX0+ RX0­RX1+ RX1­RX2+ RX2­RXC+
DDCSCL2 DDCSDA2
DVI_C ABLE_DET
DVI_HPD
EDID_W P
RX0+ RX0­RX1+ RX1­RX2+ RX2­RXC+ RXC-
DDCSCL2
DDCSDA2
DVI_CABLE_D ET
DVI_HPD
04.SC ALER
JV_SCL
JV_SDA
Adj_BACKLIGHT
on_BACKLIGH T
Volume
Mut e
PS_EN
Panel_ON
Adj_BACKLI GHT on_BACKLIGH T
Volume Mut e PS_EN
Panel_ON
JV_SCL
JV_SDA
05.PANEL I NTERF ACE
06.POWER
Adj_BACKLIGH T on_BACKLI GHT Volume Mut e PS_EN
Panel_ON
06.POWER
VLCD
VCC3.3
VCC1.2
VLCD
+5V
VLCD
+5V
VCC3. 3
VCC1. 2
VLCD
13
Service Manual AOCe2460SD
VGA input
CN101
DB15
R102
DDCSCL15
DDCSDA15
DDCSCL1
DDCSDA1
47R 1/16W 5%
R106 47R 1/16W 5%
DDCSCL_A
VSIN0
HSIN0
DDCSDA_A
15
14
13
12
11
10 5 9 4 8 3 7 2 6 1
DET_VGA
FB101
BIN0­BIN0 GIN0 ­GIN0 RIN0­RIN0 R107
300OHM
C124
R151 100R 1/16W 5%
VGA_5V
ZD101
C125
BIN0
RLZ5.6B
C190
R103
0R05 1/10W
VGA_CABLE_DET 5
10R 1/16W 5%
C101
R105
C102 47N 16V
B0+
B0+ 5
17 16
+5V
VGA_5V
+5V4,5,7
1
2
D101 BAV70
3
R116 4K7 1/16W 5%
6
DDCSDA_A
5
DDCSCL_A
R115 4K7 1/16W 5%
ESD_VGA
C116
0.1UF 16V
EDID _WP4,5
VSIN0
HSIN0
EDID_W P DDCSCL1 DDCSDA1
U103
1
CH1
CH4
2
VN CH2 CH3
AOZ8104CI
VP
3 4
8
R117 22K 1/16W 5%
7 6
BIN0
DET_VGA
VCC WP SCL
FM24C02A
1 2 3 4
U102
1
A0
2
A1
3
A2
45
GNDSDA
U101
CH1
CH4 VN CH2 CH3
AOZ8104CI
NC/0.1UF 16V
220nF 16V
RIN0
6 5
VP
GIN 0
R150
ESD_VGA
NC/0.1UF 16V
ESD_VGA
1K 1/16W 5%
C117
0.1UF 16V
BIN0- R108
NC/5PF 50V
75 OHM +-5% 1/ 16W
R110
0R05 1/10W
R126
R113
75 OHM +-5% 1/16W
R121
75 OHM +-5% 1/ 16W
R127
2K2 1/16W 5%
C191
NC/5PF 50V
R118
0R05 1/10W
C192
NC/ 5PF 50V
T P V ( Top Victory Electronics Co . , Ltd. )
G5270-M0B-000-0040-100722
D-SUB I /O
Date
ZD103 RLZ5.6B
GIN0
GIN0-
RIN0C109
RIN0-
R123 0R 05 1/10W
HSIN0 VSIN0
絬 隔 瓜 絪 腹
Key Component
C104 1000pF 50V
of
C103 47N 16V
C105 47N 16V
C107 47N 16V
C108 47N 16V
C111 47N 16V
C114
NC/ 22pF 50V
5PF 50V
47R 1/16W 5%
R109
470R 1/16W 5%
R112
10R 1/16W 5%
C106
R114
5PF 50V
47R 1/16W 5%
R120
10R 1/16W 5%
C110
R122
5PF 50V
47R 1/16W 5%
R124 100R 1/16W 5% R125 100R 1/16W 5%
C113
C112
22P 50V
22P 50V
2K2 1/16W 5%
OEM MO D EL Siz e
TPV MODEL
PCB NAME
OTS US215DGLW
DUAL B
715G5270-B-
Sheet
37Monday, October 17, 2011
C115
NC/ 22pF 50V
G0+
G0-
R0+
R0-
B0-
AHS0 5 AVS0 5
Rev
称爹
B0- 5
SOG_DET 5
G0+ 5
G0- 5
R0+ 5
R0- 5
B
<
称爹
>
14
Service Manual AOCe2460SD
DVI input part
+5V
DVI5V
CN102 JACK
VSYN C
SYN C GND
DDC SCL
DDC SDA
+5V
HPD
1/3shield 2/4shield 0/5shield
clk shield
DAT0+
DAT0-
DAT1+
DAT1-
DAT2+
DAT2-
DAT3+
DAT3-
DAT4+
DAT4-
DAT5+
DAT5-
clk+ clk-
GND
GND
26
25
+5V3,5,7
R152 100R 1/16W 5%
8 15 6 7 14 16
11 3 19 22
18 17 10 9 2 1 13 12 5 4 21 20 23 24
DET_DVI SCL_DVI SDA_DVI +5V_D VI HPD
DAT0+
DAT1­DAT2+ DAT2-
DCLK-
DAT0-
DAT1+
DCLK+
C126
NC/ 0.1UF 16V
U104
1
CH1
CH4
2
VN
3 4
VP
CH2 CH3
AOZ8104CI
U106
1
CH1
2
VN
3 4
CH2 CH3
AOZ8104CI
6 5
CH4
VP
6 5
0.1UF 16V
R129 47R 1/16W 5% R130 47R 1/16W 5%
FB190 300OHM
C120
0.1UF 16V
ESD_DVI
C122
1 2
1
CH1
2
VN
3 4
CH2 CH3
ZD102
RLZ5.6B
U107
CH4
VP
AOZ8104CI
6 5
0.1UF 16V
DVI_CABLE_DET 5
DVI5V
C118
NC/ 0.1UF 16V
R137 10R 1/16W 5% R138 10R 1/16W 5% R139 10R 1/16W 5% R140 10R 1/16W 5% R141 10R 1/16W 5% R142 10R 1/16W 5%
R143 10R 1/16W 5% R144 10R 1/16W 5%
ESD_DVI
C123
RX0+ 5 RX0- 5 RX1+ 5 RX1- 5 RX2+ 5 RX2- 5
RXC+ 5 RXC- 5
R131
1K 1/16W 5%
R134 4K7 1/16W 5%
R133 4K7 1/16W 5%
2
3
R135
22K 1/16W 5%
DDC_WP
DDCSCL2 5 DDCSDA2 5
1
D103 BAV70
8
VCC
7
WP
6
SCL
ESD_DVI
U105
A0 A1 A2
GNDSDA
FM24C02A
EDID_WP 3,5
1 2
1 2 3 45
FB102
300OHM
C119
220nF 16V
RLZ5.6B
ZD104
R153
1K 1/16W 5%
+5V
Q101
NC/ AO3401A
1
T P V ( Top Victory Electronics Co . , Ltd. )
絬 隔 瓜 絪 腹
Key Component
G5270-M0B-000-0040-110722
DVI
Date
OEM MO D EL Siz e
TPV MODEL
PCB NAME
OTS VS215DGLW
DUAL B
715G5270-B-
Sheet
of
47Monday, October 17, 2011
Rev
称爹
2
R132
0R05 1/10W
B
称爹
>
<
D104
NC/ BAV70
3
NC/ 10K 1/16W 5%
R136
Q102
NC/ 22K 1/16W 5%
NC/ LMBT3904LT1G
R154
DVI_HPD 5
15
Service Manual AOCe2460SD
Power 5V+3.3V+Vlcd
CN701
CONN
+5V
VCC3.3
R701
+5V
+5V 3,4,5
C707
+
C705 100uF16V
9 8 7 6 5 4 3 2 1
DIM ON/OF F
C706
0.1UF 16V
NC/ 0.1U F 16V
4K7 1/16W 5%
R702 100R 1/16W 5%
VCC3.3
R703
10K 1/16W 5%
Q701
LMBT3904LT1G
R705 22K 1/16W 5%
Adj_BACKLI GHT 5
R704
10K 1/16W 5%
on_BACKLIGH T 5
+5V3,4,5
U701
LSP1117E33AG
VOUTVIN
ADJ(GND)
4
1234
U702
3 2
VIN VOU T
ADJ(GND)
1
TO-252
+
C702 100uF16V
VCC3.3
C704
0.1UF 16V
VCC3.3 5
<Variant Nam e>
R713 NC/ 100R 1/16W 5%
R714 NC/ 470R 1/16W 5%
+5V
C717 NC
T P V ( Top Victory Electronics Co . , Ltd. )
絬 隔 瓜 絪 腹
Key Component
G5270-M0B-000-0040-110722
POWER
Date
Volume 5
Mut e 5
R718 NC
R722
NC
OEM MO DE L Size
TPV MODEL
PCB NAME
OTS US215DGLW
DUAL A
715G5270-B-
Sheet
77Monday, Octobe r 17, 2011
PS_EN 5
of
Panel_ON5
Rev
称爹
R723
4K7 1/16W 5%
B
称爹
>
<
NC/5. 6 OHM +-5% 2WS
10K 1/16W 5%
R721 22K 1/ 16W 5%
R708
+5V
R716
C718
0.1UF 16V
+
C711
NC/ 0.1U F 16V
NC/ 100uF16V
100K 1/16W 5%
Q706
LMBT3904LT1G
C713
R717
TO252
U703
3 2
VI VO
GND
1
U704
1
ADJ/ GND
OUTPUTINPUT
NC/ AZ1117D-1.2TRE1
R720 NC
4
4
23
C715 220nF 16V
VLCD
0.1UF 16V
Q705 AO3401A
C720
+
C710 NC/ 100uF16V
VLCD 6
5
Q704
D
G
4
C721
0.1UF 16V
VCC1.2
C712 NC/ 0.1UF 16V
876
DDD
NC/AO4411
SSS
+5V
123
VCC1.2 5
16
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