AOC E936VW - User manual

18.5" LCD Color Monitor AOCe936Vw
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.
Table Of Contents.......…….................……...........…........1
Revision List.…........................………................……......2
1. Monitor Specification.................................………........4
2. LCD Monitor Description…………………………….......5
3. Operation Instruction…………...................…...........6
3.1 General Instructions.....................................…...........6
3.2 Control Button……………………………..……...........6
3.3 Adjusting the Picture...........................…............7
4. Input/Output Specification............……………............8
4.1 Input Signal Connector............…..……................8
4.2 Factory Preset Display Modes........................9
5 Panel Specification.....…………………........................10
5.1 Display Characteristics………………………………10
5.2 Optical Characteristics………………………………11
5.3 Electrical Characteristics……………….…………..12
6.Block Diagram…….…................………….........15
6.1 Software Flow Chat…….…..........………….........15
6.2 Electrical Block Diagram………...………...…......17
7. Schematic……………………………………………. 19
7.1 Main Board…………..............................................19
7.2 Power Board....……………....................................23
8. PCB Layout..………….......................................27
8.1 Main Board……………......................................27
8.2 Power Board…......................................................29
8.3 Key Board……………….....................................33
8.4 USB Board…………….....................................34
9. Maintainability……….......................................35
9.1. Equipments and Tools Requirement.....................35
9.2. Trouble Shooting…………....................................36
10.Firmware and DDC Instruction………………….….44
11. White-Balance, Luminance adjustment.................45
12.Monitor Exploded View……..……………............47
13. BOM List....……........................................... .........48
CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING

18.5" LCD Color Monitor AOCe936Vw
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Revision List
Revision Date Revision History Remark
A00 Nov.-17-2009 Initial release
T892M6NM6WA1QNE
T892M6NC6WA1QNE
T892M6ND6WA4QNE
A01 Mar.-15-2010
Add new Models
T892M6NM6WA2QNE
T892M6ND6WA4BNE
T892M6NM6WA1BNE
T892M6NK6WA1BNE
T892M6NC6WA1BNE
Add second Panel
(AUO M185XW01)
new Converter PCB
(715G3823P01000004S)
T89AM6ND6WA4BNE
T89AM6NM6WA1BNE
T89AM6NC6WA1BNE
T89AM6NC6WA14NE
A02 Jun.-25-2010 Add new Models
T892M6NM6WA2BNE
T892M6NQ6WA1BNE
T89AM6NC6WA34NE
T89AM6NM6WA2BNE
T894M6ND6WA4BNE
A03 Aug.-26-2010 Add new Models
T8AAM62K6WA1B6E
T89AM6NY6WA4B6E
T892M6NK6WA1QNE
T892M6NQ6WA1QNE
T892M6NT6WA1BNE
T892M6NT6WA1QNE
T892M6NT6WA2BNE
T892M6NT6WA2QNE
T89AM6NY6WA4BCE
T8AAM6NK6WA1B6E

18.5" LCD Color Monitor AOCe936Vw
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A04 Dec.-07-2010 Add new Models
T8AAM6NQ6WA1BNE
T89AM6ND6WA4B6E
T8AAM62D6WA4BNE
T8AAM62D6WA3BNE
A05 Feb.-22-2011 Add new Models
T8AAM62E6WA1B2E
T8AAM62E6WA1BNE

18.5" LCD Color Monitor AOCe936Vw
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1. Monitor Specifications
LCD Panel
Model name e936Vw
Driving system TFT Color LCD
Viewable Image Size 470mm diagonal
Pixel pitch 0.24825mm(H) x 0.24825mm(V)
Video R, G, B Analog lnterface & Digital Interface
Separate Sync. H/V TTL
Display Color 16.7M Colors
Dot Clock 85.5MHz
Resolution
Horizontal scan range 30 kHz - 80 kHz
Horizontal scan Size(Maximum) 409.8mm
Vertical scan range 55 Hz - 75 Hz
Vertical scan Size(Maximum) 230.4mm
Optimal preset resolution 1366x768 (60 Hz)
Highest preset resolution 1366x768 (60 Hz) )
Plug & Play VESA DDC2B/CI
Input Connector D-Sub 15pin & DVI-D
Input Video Signal Analog: 0.7Vp-p(standard), 75 OHM, TMDS
Power Source 100-240VAC, 50/60Hz
Power Consumption Typical < 25W
Standby < 1 W
USB Downstream port (A type ) To USB device, loading < 100mA
off timer 0~24hours Select timing to turn off the monitor.
Physical
Characteristics
Connector Type 15-pin Mini D-Sub & DVI-D
Signal Cable Type Detachable
Dimensions & Weight:
Height (with base) 358.66mm
Width 463.14mm
Depth 186mm
Weight (monitor only) 3.25 kg
Weight (with packaging) 4.85 kg
Environmental
Temperature: Operating 0° to 40°
Non-Operating -20°to 60°
Humidity: Operating 10% to 85% (non-condensing)
Non-Operating 5% to 80% (non-condensing)
Altitude: Operating 0~ 3000m (0~ 10000 ft )
Non-Operating 0~ 5000m (0~ 15000 ft )

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2. LCD Monitor Description
The LCD monitor will contain a main board, an adapter board, a converter board, two USB boards, and a key board
which house the flat panel control logic, brightness control logic and DDC.
The power part will provide AC to DC Inverter voltage to drive the backlight of panel and the main board chips each
voltage.
HOST Computer
AC-IN
100V-240V
Converter board
Flat Panel and
LED backlight
Main Board RS232 Connector
For white balance
adjustment in factory
mode
LED Driver
Video signal DDC
Monitor Block Diagram
Key board USB board*2
Adapter 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 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
Power Press to turn on or turn off the monitor.
Source (4 : 3 or wide) / Up Press key to change the screen aspect ratio between standard 4:3 format or Wide
format.
Source hot key : When the OSD is closed, press button will be Source hot key function (Only for the models with
dual or more inputs) .Press Source button continuously to select the input source
showed in the message bar , press Menu/Enter button to change to the source
selected.
Auto / Down Auto configure hot key: When the OSD is closed, press Auto button to do auto configure.
3.3 Adjusting the Picture
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 sub-menu . Once the desired function is highlighted, press MENU-button to activate it.
3) Press ∧or ∨to change the settings of the selected function. Press ∧or ∨to select another function in
sub-menu .
Press AUTO to exit . If you want to adjust any other function, repeat steps 2-3.
4) OSD Lock Function: To lock the OSD, press and hold the MENU button while the monitor is off and then press
power button to turn the monitor on. To un-lock the OSD - press and hold the MENU button while the monitor is
off and then press power button to turn the monitor on.

18.5" LCD Color Monitor AOCe936Vw
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Eco mode ---DCR, Standard, Text, Internet, Game, Movie, Sports
Notes : When Eco mode is not set as “Standard”, Contrast and Brightness can not be adjusted; When DCR is set as
“On”, contrast, Brightness, Eco mode and Gamma can not be adjusted.
Color Boost --- Full Enhance, Nature Skin, Sky-Blue, Green Field, Auto Detect, Demo, Off, Exit
Notes :
Full Enhance: Total color saturation is enhanced, suitable for vivid pictures.
Natural Skin: Suitable for human portrait.
Green Field: Suitable for large area of green.
Sky Blue: Suitable for sky or ocean scene.
Auto Detect: Suitable for outdoor or garden.
Demo: Screen divided into two for comparison purpose.
Luminance ---Brightness,Contrast, Gamma
Notes : When Eco mode is not set as “Standard”, Contrast and Brightness can not be adjusted; When DCR is set as
“On”, Contrast, Brightness, Eco mode and Gamma can not be adjusted.

18.5" LCD Color Monitor AOCe936Vw
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Image Setup --- Clock, Phase, H.Position, V.Position, Exit
Notes : When the input source is digital signal like DVI or HDMI, Image Setup can not be adjusted.
Color Temperature ---User-R , User-G , User-B, Normal, Warm, Cool, sRGB, Exit
Notes : One of DCR, Color Boost, and Picture Boost functions is active, the other two function is turned off
accordingly.
Picture Boost --- V.Position, H.Position, Contrast, Brightness, Frame Size, Bright Frame, Exit
Notes : One of DCR, Color Boost, and Picture Boost functions is active, the other two function is turned off
accordingly.
Extra ---Language, Reset, DDC-CI,OSD Timeout, Transparency, V. Position, H. Position, Off Timer, Exit
Exit
LED Indicator

18.5" LCD Color Monitor AOCe936Vw
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4. Input/Output Specification
4.1 Input Signal Connector
4.1.1 D-SUB connector
PIN NO. DESCRIPTION PI N NO. DESCRIPTION
1 Video-Red 9 +5V
2 Video-Green 10 Ground
3 Video-Blue 11 N.C.
4 N.C. 12 DDC-Serial data
5 Detect Cable 13 H-sync
6 GND-R 14 V-sync
7 GND-G 15 DDC-Serial clock
8 GND-B
4.1.2 DVI-D 24pin Connector
Pin No. Signal Name Pin No. Signal Name Pin No. Signal Name
1 TMDS Data 2- 9 TMDS Data 1- 17 TMDS Data 0-
2 TMDS Data 2+ 10 TMDS Data 1+ 18 TMDS Data 0+
3 TMDS Data 2/4 Shield 11 TMDS Data 1/3 Shield 19 TMDS Data 0/5 Shield
4 TMDS Data 4- 12 TMDS Data 3- 20 TMDS Data 5-
5 TMDS Data 4+ 13 TMDS Data 3+ 21 TMDS Data 5+
6 DDC Clock 14 +5V Power 22 TMDS Clock Shield
7 DDC Data 15 Ground(for+5V) 23 TMDS Clock +
8 N.C. 16 Hot Plug Detect 24 TMDS Clock -

18.5" LCD Color Monitor AOCe936Vw
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4.2 Factory Preset Display Modes
STAND RESOLUTION
HORIZONTAL
FREQUENCY(kHz)
VERTICAL
FREQUENCY(Hz)
VGA 640×480 @60Hz 31.469 59.94
VGA 640×480 @67Hz 35 66.667
VGA 640×480 @72Hz 37.861 72.809
VGA 640×480 @75Hz 37.5 75
Dos-mode 720×400 @70Hz 31.469 70.087
SVGA 800×600 @56Hz 35.156 56.25
SVGA 800×600 @60Hz 37.879 60.317
SVGA 800×600 @72Hz 48.077 72.188
SVGA 800×600 @75Hz 46.875 75
Mac-mode 832×624 @75Hz 49.725 74.5
XGA 1024×768 @60Hz 48.363 60.004
XGA 1024×768 @70Hz 56.476 70.069
XGA 1024×768 @72Hz 57.5 72.074
XGA 1024×768 @75Hz 60.023 75.029
XGA 1024×768 @75Hz 60.241 74.927
wXGA 1360×768 @60Hz 47.712 60.015
wXGA 1366×768 @60Hz 47.765 59.856

18.5" LCD Color Monitor AOCe936Vw
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5 Panel Specification
5.1 Display Characteristics
TPM185B1
LCM185B1L01-A110 is 18.5” TFT Liquid Crystal Display module with 4 CCFL Backlight unit and 30pin 1ch-LVDS
interface. This module supports 1366 x 768 WXGA (16:9 wide screen) model and can display up to 16.7M colors.
The inverter module for Backlight is not built in.
Note (1) Please refer to the attached drawings for more information of front and back outline dimensions.
M185XW01

18.5" LCD Color Monitor AOCe936Vw
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5.2 Optical Characteristics
TPM185B1

18.5" LCD Color Monitor AOCe936Vw
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M185XW01
5.3 Electrical Characteristics
1.TFT LCD Module:
TPM185B1

18.5" LCD Color Monitor AOCe936Vw
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M185XW01
2.Back Light Unit:
TPM185B1

18.5" LCD Color Monitor AOCe936Vw
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M185XW01

18.5" LCD Color Monitor AOCe936Vw
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6. Block Diagram
6.1 Software Flow Chat
1
2
N
Y
5
Y
N
10
Y
N
12
Y
N
7
Y
N
6
4
3
8
9
14
11
13
Y
N
15
Y
N16
17
19
Y
N
18

18.5" LCD Color Monitor AOCe936Vw
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REMARK:
1) MCU initialize.
2) Is the EPROM blank?
3) Program the EPROM by default values.
4) Get the PWM value of brightness from EPROM.
5) Is the power key pressed?
6) Clear all global flags.
7) Are the AUTO and SELECT keys pressed?
8) Enter factory mode.
9) Save the power key status into EPROM.Turn on the LED and set it to green color.Scalar initializes.
10) In standby mode?
11) Update the lifetime of back light.
12) Check the analog port, are there any signals coming?
13) Does the scalar send out an interrupt request?
14) Wake up the scalar.
15) Are there any signals coming from analog port?
16) Display "No connection Check Signal Cable" message. And go into standby mode after the message
disappear.
17) Program the scalar to be able to show the coming mode.
18) Process the OSD display.
19) Read the keyboard. Is the power key pressed?

18.5" LCD Color Monitor AOCe936Vw
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6.2 Electric Block Diagram
6.2.1 Main Board
FLASH MEMORY
EN25F20
(U402)
Scalar TSUM5PLHL-LF
(Include :MCU,ADC,OSD etc)
(U401)
LCD Interface
(CN404)
D-Sub
Connector
(CN101)
H sync
V sync
RGB
DVI
Connector
(CN102)
DVI
Input signal
Crystal 14.31818MHz
(X
401
)
EPR_SDA
EPR_SCL
Key Control
Interface
(CN402)

18.5" LCD Color Monitor AOCe936Vw
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6.2.2 Inverter / Power Board
Adapter
715G3189P01LED001S & 715G3189P02LED001S
Converter
715G3649P01000004S
715G3823P01000004S
EMI filter
Start Resistor
(R920,R921,R922)
PWM Control
Transformer
AC input 14.5V
Bridge
Rectifier
and Filter
Feedback
Circuit
Rectifier
diodes
Power Switch
Photo coupler
ZD801
PWM Control
OZ9954SN
(U801)
12V
MOSFET
(Q802)
DIM
ENA
L801
5V
LED
CN803
LED
CN802
ZD801
PWM Control
TA9690GN
(IC801,IC802)
12V
MOSFET
(Q801)
DIM
ENA
L801
LED
（CN80
LED
(CN802)

18.5" LCD Color Monitor
A
OC e936Vw
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7. Schematic
7.1 Main Board
715G3329 1 2
C102
0.047uF
VGA_G+
R107
2K2 1/16W 5%
C107
1000pF
ESD_VCC
DDC2_SDA 5
VGA_PLUG
DDC2_SCL
R106
2K2 1/16W 5%
CMVCC1
DSUB_H 5
CMVCC13,4
DDC1_SCL
R135
NC
DDC1_SCL5
R103 1K 1/16W 5%
DSUB_SDA
C111
0.047uF
U101
AT24C02BN-SH-T
1
2
3
45
6
7
8A0
A1
A2
GNDSDA
SCL
WP
VCC
CMVCC1
DSUB_SDA
C116
0.22uF16V
候綼 U10 1
VGA_G+
DVI_5V
U106
NC
1
2
3 4
5
6
I/O1
GND
I/O2 I/O3
VDD
I/O4
VGA_R+
R139
6K8 1/16W 5%
VGA_G-
VGA_R-
H_Sy nc
FB103
BEAD
1 2
ESD_VCC1
RX1N
DDC1_SCL
CN102
NC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
26 25
DAT2-
DAT2+
2/4shield
DAT4-
DAT4+
DDC SCL
DDC SDA
VSYNC
DAT1-
DAT1+
1/3shield
DAT3-
DAT3+
+5V
SYNC GND
HPD
DAT0-
DAT0+
0/5shield
DAT5-
DAT5+
clk shield
clk+
clk-
GND GND
C104
22pF
VCC3.3
DDC2_SDA
RX0N 5
R132 NC
C106
0.047uF
DDC1_SDA
DVI 1_5V
DSUB_SCL
R101
100R 1/16W 5%
DSUB_B- 5
R131 NC
C108
0.047uF
R130 NC
R111
100R 1/16W 5%
R114
100R 1/16W 5%
FB105
NC
R138
NC
VGA_G-
R121
NC
R120 NC
U105
NC
1
2
3 4
5
6
I/O1
GND
I/O2 I/O3
VDD
I/O4
V_Sy nc
AOC 936SWA B
NEW R SER I ES B
25Tuesday , May 12, 2009
<
称爹 >
2.0.IN PUT
G3329-1-2-X-1-090512
OEM MODEL Size
Rev
Date Sheet of
TPV MODEL
PCB N AME
称爹
T P V ( Top Victory Electronics Co . , Ltd. )
Key Component
絬 隔 瓜 絪 腹
RX1P 5
R126 NC
R134 NC
U104
AZC199-04S
1
2
3 4
5
6
I/O1
GND
I/O2 I/O3
VDD
I/O4
Q101
NC
ESD_VCC1
RX2P 5
C112
NC
C121
NC
RXCP
C105
5pF/50V
C109
5pF/50V
R116
75R 1/16W 5%
RXCN
R125
4K7 1/16W 5%
DGND
DSUB_G- 5
R127 NC
C113
5pF/50V
VGA_PLUG
VGA_G+
R129 NC
DSUB_5V
DSUB_V 5
RX0N DDC1_SDA
R113
100R 1/16W 5%
R133
10K 1/16W 5%
U103
AZC199-04S
1
2
3 4
5
6
I/O1
GND
I/O2 I/O3
VDD
I/O4
C101
NC
HDCP_CTRL 5
FB104
NC
D108
NC
3
1 2
R123
4K7 1/16W 5%
RX1P
R105
100R 1/16W 5%
DET_CABLE 5
GND POW ER
DSUB_B+ 5
ESD_VCC DSUB_SOG 5
RX2P
C122
NC
U107
NC
1
2
3 4
5
6
I/O1
GND
I/O2 I/O3
VDD
I/O4
候綼 U10 5
U102
NC
1
2
3
45
6
7
8A0
A1
A2
GNDSDA
SCL
WP
VCC
DVI 1_5V
DVI_5V
DSUB_SCL
VGA_R+
RX2N 5
VGA_B+
VGA_B-
DDC2_SDA
VGA_R-
C110
0.047uF
C118
NC
DVI_HPD
R112
75R 1/16W 5%
候綼 U10 6
ESD_VCC
R117
100R 1/16W 5%
ESD_VCC 1
R104 1K 1/16W 5%
H_Sy nc
R110
470R 1/16W 5%
C103
22pF
ZD104
RLZ5.6B
ESD_VCC 1
VGA_B+
R115
100R 1/16W 5%
FB102
BEAD
1 2
R118 NC
R108
75R 1/16W 5%
候綼 U10 7
VGA_PLUG
R140
NC
DSUB_R- 5
C119
NC
R124
4K7 1/16W 5%
RX1N 5
DVI_HPD
R119 NC
候綼 U10 3
C124
0.1uF/ 16V
R102 0R05 1/10W 5%
R122
NC
RX0P 5
RX0P
VGA_R+
DSUB_G+ 5
RX2N
R137
NC
RXCN 5
C117
NC
C115
0.1uF/ 16V
FB101
BEAD
1 2
CN101
1
6
2
7
3
8
4
9
5
11
12
13
14
15
10
17 16
DDC_WP5
C120
NC
DSUB_5V
VGA_B+
DDC_WP5
C114
0.047uF
D104
BAV70
3
1 2
VGA_B-
DDC2_SCL 5
DDC1_SDA5
R136
NC
RXCP 5
R109
100R 1/16W 5%
R128 NC
DSUB_R+ 5
V_Sy nc
DDC2_SCL