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thus,presentingapaletteofmorethan
16,7M
colors
withA
FRC(AdvancedFrameRateControl).
LVDS
G1080
Pixel Format
1920 horiz. By 1080 vert. Pixels RGB stripes arrangement
Weight
2,200
g (t
1. General Description
LM230WF3 is a Color Active Matrix Liquid Crystal Display with a Light Emitting Diode ( White LED) backlight
system without LED driver. The matrix employs a-Si Thin Film Transistor as the active element.
It is a transmissive type display operating in the normally black mode. It has a 23 inch diagonally measured
active display area with FHD resolution (1080 vertical by 1920horizontal pixel array)
Each pixel is divided into Red, Green and Blue sub-pixels or dots which are arranged in vertical stripes.
Gray scale or the brightness of the sub-pixel color is determined with a 8-bit gray scale signal for each dot,
It has been designed to apply the 8Bit 2 port LVDS interface.
It is intended to support displays where high brightness, super wide viewing angle,
high color saturation, and high color are important.
EEPROM
I2C
2port
CN1
(30pin)
+5.0V
Timing
Controller
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Product Specification
RGB
Logic Power
-
LM230WF3
Liquid Crystal Display
Source Driver Circuit
S1S1920
G1
TFT - LCD Panel
(1920 Ý RGB Ý 1080 pixels)
+5.0V
Power Circuit
Block
V
LED
General Features
CN2 (6PIN)
[ Figure 1 ] Block diagram
Back light Assembly
(LED)
Active Screen Size23 inches(58.42cm) diagonal
Outline Dimension533.2(H) x 312.0(V) x 10.5(D) mm (Typ.)
Power ConsumptionTotal 17.4 Watt (Typ.) ( 4.5 Watt
@VLCD, 12.9 Watt @Is=120mA )
yp.)
Display Operating ModeTransmissive mode, normally black
Surface TreatmentHard coating(3H), Anti-glare treatment of the front polarizer
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Min
Max
S
090%
g
StorageHumidity
S
090%
ggpg
40
10203040506070800-20
2. Absolute Maximum Ratings
The following are maximum values which, if exceeded, may cause faulty operation or damage to the unit.
Table 1. ABSOLUTE MAXIMUM RATINGS
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LM230WF3
Liquid Crystal Display
Product Specification
ParameterSymbol
Power Input Voltage
Operating Temperature
Storage Temperature
Operating Ambient Humidity
LCM Surface Temperature
(Operation)
VLCD-0.36.0Vdcat 25 r 2¶C
TOP050
TST-2060
HOP1090%RH
H
T1
T
Surface
Values
065
UnitsNotes
¶C
¶C
RH
Ԩ
Note : 1. Temperature and relative humidity range are shown in the figure below.
Wet bulb temperature should be 39 ¶C Max, and no condensation of water.
2. Maximum Storage Humidity is up to 40Ԩ, 70% RH only for 4 corner light leakage Mura.
3. Stora
e condition is guaranteed under packing condition
4. LCM Surface Temperature should be Min. 0Ԩ and Max. 65Ԩ under the VLCD=5.0V,
fV=60Hz, 25Ԩ ambient Temp. no humidity control and LED string current is typical value.
FIG.2 Temperature and relative humidity
90%
1, 2, 3
1, 4
60
Wet Bulb
Temperature [C]
30
20
10
0
Dry Bulb Temperature [C]
50
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60%
40%
10%
Storage
[(%)RH]
Operation
Humidity
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Table2
1.ELECTRICALCHARACTERISTICS
Permissive Power Input Ripple
V
dRF
100
mV
p-p
1
p
Rushcurrent
I
RUSH
3.0
A
4
ppp
LCD
,
,(qy)
3. Electrical Specifications
3-1. Electrical Characteristics
It requires two power inputs. One is employed to power the LCD electronics and to drive the TFT array and
liquid crystal. The second input power for the LED/Backlight, is typically generated by a LED Driver.
The LED Driver is an external unit to the LCDs.
-
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LM230WF3
Liquid Crystal Display
Product Specification
ParameterSymbol
MODULE :
Power Supply Input VoltageV
Power Supply Input CurrentILCD
Power Consumption
c TYP
P
P
c MAX
LCD
MinTypMax
4.555.5
-8901110
-10601320
-4.55.6
-5.36.6
Values
UnitNotes
Vdc
mA2
mA3
Watt2
Watt3
--
Note :
1. Permissive
ower ripple should be measured under V
=5.0V, 25¶C, fV(frame frequency)=MAX
condition and At that time, we recommend the bandwidth configuration of oscilloscope is to be under
20Mhz. See the next page.
2. The specified current and power consumption are under the V
=5.0V, 25· 2¶C,fV=60Hz condition
LCD
whereas Typical Power Pattern [Mosaic] shown in the [ Figure 3 ] is displayed.
3. The current is specified at the maximum current pattern.
4. Maximum Condition of Inrush current :
The duration of rush current is about 5ms and rising time of power Input is 500us r 20%.(min.).
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LM230WF3
Liquid Crystal Display
Product Specification
• Permissive Power input ripple (V
White pattern
• Power consumption (V
=5V, 25¶C, fV (frame frequency=60Hz condition)
LCD
=5.0V, 25¶C, fv (frame frequency)=MAX condition)
LCD
Black pattern
Typical power Pattern
FIG.3 Mosaic pattern & White Pattern for power consumption measurement
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Maximum power Pattern
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Table 2
LED Bar ELECTRICAL CHARACTERISTICS
)
g
,,
)pg,g(p)pg()
th
itial
diti
r
2¶C
LED string
-2.
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LM230WF3
Liquid Crystal Display
Product Specification
ParameterSymbol
LED String CurrentIs-120130mA1, 2, 5
LED String VoltageVs50.253.657.0V1, 5
Power Consumption
LED Life TimeLED_LT30,000--Hrs3
PBar-12.913.7Watt1, 2, 4
Min.Typ.Max.
Values
Notes) The LED Bar consists of 34 LED packages, 2 strings (parallel) x 17 packages (serial
LED driver design guide
: The design of the LED driver must have specifications for the LED in LCD Assembly.
The performance of the LED in LCM, for example life time or brightness, is extremely influenced by
the characteristics of the LED driver.
So all the parameters of an LED driver should be carefully designed and output current should be
Constant current control.
Please control feedback current of each string individually to compensate the current variation
among the strings of LEDs.
When you design or order the LED driver, please make sure unwanted lighting caused by
the mismatch of the LED and the LED driver (no lighting, flicker, etc) never occurs.
When you confirm it, the LCD module should be operated
in the same condition as installed in
your instrument.
UnitNotes
1. The specified values are for a single LED bar.
2. The specified current is defined as the input current for a single LED string with 100% duty cycle.
3. The LED life time is defined as the time when brightness of LED packages become 50% or less
an the in
value under the con
ons at Ta = 25
and
current is typical value.
4. The power consumption shown above does not include loss of external driver.
The typical power consumption is calculated as P
The maximum power consumption is calculated as P
Bar = Vs(Typ.) x Is(Typ.) x No. of strings.
Bar = Vs(Max.) x Is(Typ.) x No. of strings.
5. LED operating conditions are must not exceed Max. ratings.
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4
FR1P
Plus signal of odd channel 1 (LVDS)
19
SR2P
Plus signal of even channel 2 (LVDS)
9
FCLKINP
Plussignalofoddclockchannel(LVDS)
24
GND
Ground
14
GND
Ground
29
V
LCD
PowerSupply5.0V
4. PWM_OUT signal controls the burst frequency of a inverte
- Mating Connector : FI-X30C2L (Manufactured by JAE) or Equivalent
Table 3. MODULE CONNECTOR(CN1) PIN CONFIGURATION
NoSymbolDescriptionNoSymbolSymbol
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LM230WF3
Liquid Crystal Display
Product Specification
1
2
3
5
6
7
8
10
11
12
13
15
FR0M
FR0P
FR1M
FR2M
FR2P
GND
FCLKINM
FR3M
FR3P
SR0M
SR0P
SR1M
Minus signal of odd channel 0 (LVDS)
Plus signal of odd channel 0 (LVDS)
Minus signal of odd channel 1 (LVDS)
Minus signal of odd channel 2 (LVDS)
Plus signal of odd channel 2 (LVDS)
Ground
Minus signal of odd clock channel (LVDS)
Minus signal of odd channel 3 (LVDS)
Plus signal of odd channel 3 (LVDS)
Minus signal of even channel 0 (LVDS)
Plus signal of even channel 0 (LVDS)
Minus signal of even channel 1 (LVDS)
16
SR1P
17
GND
18
SR2M
20
SCLKINM
21
SCLKINP
22
SR3M
23
SR3P
25
NC
26
NC
PWM_OUTFor Control Burst frequency of Inverter
27
28
VLCD
30
VLCD
Plus signal of even channel 1 (LVDS)
Ground
Minus signal of even channel 2 (LVDS)
Minus signal of even clock channel (LVDS)
Plus signal of even clock channel (LVDS)
Minus signal of even channel 3 (LVDS)
Plus signal of even channel 3 (LVDS)
No Connection (I2C Serial interface for LCM)
No Connection.(I2C Serial interface for LCM)
Power Supply +5.0V
+
Power Supply +5.0V
Note: 1. All GND(ground) pins should be connected together and to Vss which should also be connected to
the LCD’s metal frame.
2. All V
LCD (power input) pins should be connected together.
3. Input Level of LVDS signal is based on the IEA 664 Standard.
r.
This signal is synchronized with vertical frequency.
It’s frequency is 3 times of vertical frequency, and it’s duty ratio is 50%.
If you don’t use this pin, it is no connection.
IS100-L30O-C23
#1#30
#1#30
Rear view of LCM
FIG.4 Connector diagram
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r
)
p()
p
X
)
p()
p
p
p
X
)
gp
X
p()
)
)
p()
p()
)
)
p()
p()
Table 4. REQUIRED SIGNAL ASSIGNMENT FOR Flat Link(TI:SN75LVDS83) Transmitte
Pin #Require SignalPin NamePin #Require SignalPin Name
1Power Supply for TTL InputVCC29Ground pin for TTLGND
2TTL Input (R7)D530TTL Input (DE)D26
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LM230WF3
Liquid Crystal Display
Product Specification
3TTL Input (R5
4TTL Input (G0)D732Power Down InputPWR DWN
5Ground pin for TTLGND33Ground pin for PLLPLL GND
6TTL Input (G1)D834Power Supply for PLLPLL VCC
7TTL Input (G2)D935Ground pin for PLLPLL GND
8TTL Input (G6
9Power Supply for TTL InputVCC37Positive LVDS differential data output 3
10TTL Input (G7)D1138Negative LVDS differential data output 3
The LED interface connector is a model SM06B-SHJH(HF) manufactured by JST.
The mating connector is a SHJP-06V-S(HF) or Equivalent.
The pin configuration for the connector is shown in the table below.
PinSymbolDescriptionNotes
1FB1Channel1 Current Feedback
2NCNo Connection
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LM230WF3
Liquid Crystal Display
Product Specification
3VLEDLED Power Supply
4VLEDLED Power Supply
5NCNo Connection
6FB2Channel2 Current Feedback
#1
Rear view of LCM
#6
[ Figure 5 ] Backlight connector view
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V
F
fV
506075
H
r
number(4)
3-3. Signal Timing Specifications
This is signal timing required at the input of the TMDS transmitter. All of the interface signal timing should be
satisfied with the following specifications for it’s proper operation.
Table 6. TIMING TABLE
ITEMSymbolMinTypMaxUnitNote
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LM230WF3
Liquid Crystal Display
Product Specification
DCLK
Hsync
sync
PeriodtCLK
Frequency-
PeriodtHP
Horizontal ValidtHV
Horizontal BlanktHB
FrequencyfH
WidthtWH
Horizontal Back PorchtHBP
Horizontal Front PorchtHFP
PeriodtVP
Vertical ValidtVV
Vertical BlanktVB
requency
WidthtWV
11.4313.8916.7ns
607287.5MHz
102410881120tCLK
960960960tCLK
64128160
646683KHz
163248tCLK
324864
164848
109011001160tHP
108010801080tHP
102080tHP
2416tHP
5
z
Vertical Back PorchtVBP
Vertical Front PorchtVFP
Note: Hsync period and Hsync width-active should be even number times of t
5832
3832
CLK. If the value is odd numbe
times of tCLK, display control signal can be asynchronous. In order to operate this LCM a Hsync,
Vsyn, and DE(data enable) signals should be used.
1. The performance of the electro-optical characteristics may be influenced by variance of the vertical
refresh rates.
2. Vsync and Hsync should be keep the above specification.
3. Hsync Period, Hsync Width, and Horizontal Back Porch should be any times of of character
.
4. The polarity of Hsync, Vsync is not restricted.
5. The Max frequency of 1920X1080 resolution is 82.5Mhz
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DCLK
3.Vertical waveform
3-4. Signal Timing Waveforms
1. DCLK , DE, DATA waveforms
tCLK
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LM230WF3
Liquid Crystal Display
Product Specification
Valid data
First data
Second data
Invalid data
Invalid data
DE(Data Enable)
2. Horizontal waveform
DE(Data Enable)
Pixel 0,0
Valid data
Pixel 1,0
Pixel 2,0
Pixel 3,0
tHV
Invalid data
Invalid data
tHP
DE
t
VP
tVV
tHP
DE(Data Enable)
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3-5.Color Input Data Reference
Input Color Data
ed(55)
000000000000000
0
(
)
()
The Brightness of each primary color(red,green,blue) is based on the 8-bit gray scale data input for the color;
the higher the binary input, the brighter the color. The table below provides a reference for color versus data
input.
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ppy
0%
0%
yp
yp
3
lid signal
ifi
3-6. Power Sequence
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LM230WF3
Liquid Crystal Display
Product Specification
Power SupplyFor LCD
V
LCD
Interface Signal (Tx)
0V
0V
Power Supply for LED
Table 8. POWER SEQUENCE
Parameter
90%
1
T1T2T5T7
Valid Data
T3T4
LED OffLED Off
MinT
LED On
Values
Max
90%
1
Units
T10.5-10ms
T20.01-50ms
T3500--ms
T4200--ms
T50.01-50ms
T71000-ms
Notes : 1. Please avoid floating state of interface signal at invalid period.
2. When the interface signal is invalid, be sure to pull down the power supply for LCD V
. The inva
means out of the signal timing spec
cation which define as page 14.
4. The above power sequence should be satisfied the basic power on/off and
resolution, timing transition.
5. LED power must be turn on after power supply for LCD and interface signal are valid.
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to 0V.
LCD
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GND(
d)
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LM230WF3
Liquid Crystal Display
Product Specification
3-7. V
LCD
1) Dip condition
Power Dip Condition
3.5V V
4.5V , td20ms
LCD
t
d
FIG.6 Power dip condition
3.5V
V
groun
LCD
4.5V
2) V
3.5V
LCD
V
-dip conditions should also follow the Power On/Off conditions for supply voltage.
LCD
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,y)
0
pg(,y)
50cm
R
Ry0.334
Wy
0.329
0
GSR @ 60dgree
ooa
0
4. Optical Specifications
Optical characteristics are determined after the unit has been ‘ON’ for approximately 30 minutes
in a dark environment at 25·2¶C. The values specified are at an approximate distance 50cm from the LCD
surface at a viewing angle of ) and T equal to 0 ¶ and aperture 1 degree.
FIG. 1 presents additional information concerning the measurement equipment and method.
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LM230WF3
Liquid Crystal Display
Product Specification
Optical Stage(x
LCD Module
FIG.7 Optical Characteristic Measurement Equipment and Method
Table 9. OPTICAL CHARACTERISTICS
ParameterSymbol
Contrast RatioC
Surface Luminance, whiteL
Luminance Variation
Response Time
Gray To GrayT
Gray to Gray
()
REDRx0.636
G
GTG_AVR
G to G
WH
WHITE
PR 880 or RD 80S
or PR65
(Ta=25 ¶C, V
MinTypMax
6001000-1
200250-cd/m
75--%3
-1425ms4
-(5)- ms
=5V, fV=60Hz Dclk=144MHz, IBL=120mA)
LCD
Values
UnitsNotes
2
Reference
2
10,11
Color Coordinates
[CIE1931]
(By PR650)
Color Shift
(Avg. u’v’ < 0.02)
Viewing Angle (CR>10)
General
(Gamma shift rate)
WPT (White Point Tracking)--300G255 CCT+700K8
Gray Scale-2.29
Ver. 0.0Dec., 01, 2011
GREENGx0.309
Gy0.623
BLUE Bx0.150
By0.067
WHITEWx0.313
Horizontal
Vertical
Horizontal
Vertical
Horizontal
Vertical
T
CST_H
T
CST_V
T
T
G
G
Gamma_V
H
V
Typ
-0.03
-140-
-100-
170178-
170178-
--2
--20
Typ
+0.03
Degree5
Degree6
%7
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f
FIG.8 (By PR880)
Where L1
to L9
are the luminance with all pixels displaying white at 9 locations
Notes 1. Contrast Ratio(CR) is defined mathematically as :
RatioContrast
It is measured at center point(Location P1)
2. Surface luminance(L
rom the surface with all pixels displaying white. For more information see
3. The variation in surface luminance , G WHITE is defined as :
For more information see FIG.8
4. Gray to gray response time is the time required for the display to transition from gray to gray.
For additional information see Table 10.
5. Color shift is the angle at which the average color difference for all Macbeth is lower than 0.02.
For more information see FIG.9
-Color
u
'
erence
WH)is luminance value at Center 1 point(P1) across the LCD surface 50cm
G
WHITE
(By RD80S)
(By EZ Contrast)
4
x
'
3122
yx
v
9
y
(By PR880)
}
yx
)L .. ,L,Minimum(L
P9P2P1
u
)L .... ,L ,(L Maximum
P9P2P1
3122
pixels whiteall with Luminance Surface
pixelsblack all with Luminance Surface
(By PR880)
100
2
21
2
)''()''(''vvuuvu '
21
24
)''(
'ivu
¦
1 'i
)''(
vg
vu
24
- Pattern size : 25% Box size
- Viewing angle direction of color shift : Horizontal, Vertical
6. Viewing angle is the angle at which the contrast ratio is greater than 10. The angles are
determined for the horizontal or x axis and the vertical or y axis with respect to the z axis which
s normal to the
7. GSR is the rate of gamma shift at up, down, left and right 60 degree viewing angle compare with
center gamma. For more information see FIG.11 and FIG.12
-GSR (G
.
8. WPT (White Point Tracking) is the variation of color temperature between G255 and G63.
Gamma
§
¨
1u
(By PR650)
Ver. 0.0Dec., 01, 2011
surface. For more information see
) is defined as :
GSR
u’1, v’1 : u’v’ value at viewing angle direction
’
’
’
’
i : Macbeth chart number (Define 23 page)
=
(By EZ Contrast)
Degree) 60Light Reft, Down, (Up, Value Gamma angle View
·
¸
100
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yypggygp
Notes 9. Gamma Value is approximately 2.2. For more information see Table 11.
Notes 10. It is the standard deviation of G to G () data.
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LM230WF3
Liquid Crystal Display
Product Specification
Xi = Individual Data
u = Data average
N : The number of Data
G to G () =
(Xi- u)
N
2
Notes 11. This is not used for product spec, but for end-user marketing purpose
Measuring point for surface luminance & measuring point for luminance variation.
H
H/2H/10
P2
P5
V/2
V
V/10
P7
P3
P1
P8
P4
P6
P9
FIG.8 Measure Point for Luminance
The Gray to Gray response time is defined as the following figure and shall be measured by switching the input
signal for “Gray To Gray “.
- Gray step : 5 Step
- TGTG_AVR is the total average time at rising time and falling time for “Gray To Gray “.
- if system use ODC ( Over Driving Circuit) function, Gray to Gary response time may be 5ms~8ms GtG
* it depends on Overshoot rate.
Table. 10 GTG Gray Table
Gray to Gray
G255G191G127G63G0
Falling TimeG255
G191
G127
G63
G0
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Rising Time
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(N)”
“Black
White”
R
Color shift is defined as the following test pattern and color
R
G to G(BW) Response time is defined as the following figure and shall be measured by switching the input
signal for “Gray
and
Optical
esponse
or
100
90
10
0
.
Gray(N)
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Product Specification
Tr
White
N = 0(Black)~255(White)
Gray(N)
LM230WF3
Liquid Crystal Display
Tf
Black
.
25% Box size
FIG.9 Color Shift Test Pattern
Average RGB values in Bruce RGB for Macbeth Chart
Dark skin (i=1)Light skinBlue skyFoliageBlue flowerBluish green
Please pay attention to the followings when you use this TFT LCD module.
9-1. MOUNTING PRECAUTIONS
(1) You must mount a module using holes arranged in four corners or four sides.
(2) You should consider the mounting structure so that uneven force (ex. Twisted stress) is not applied to the
force is not transmitted directly to the module.
(3) Please attach the surface transparent protective plate to the surface in order to protect the polarizer.
Transparent protective plate should have sufficient strength in order to the resist external force.
(4) You should adopt radiation structure to satisfy the temperature specification.
(5) Acetic acid type and chlorine type materials for the cover case are not desirable because the former
generates corrosive gas of attacking the polarizer at high temperature and the latter causes circuit break
by electro-chemical reaction.
(6) Do not touch, push or rub the exposed polarizers with
pencil lead. And please do not rub with dust clothes with chemical treatment.
Do not touch the surface of polarizer for bare hand or greasy cloth.(Some cosmetics are detrimental
to the polarizer.)
(7) When the surface becomes dusty, please wipe gently with absorbent cotton or other soft materials like
chamois soaks with petroleum benzene. Normal-hexane is recommended for cleaning the adhesives
used to attach front / rear polarizers. Do not use acetone, toluene and alcohol because they cause
(8) Wipe off saliva or water drops as soon as possible. Their long time contact with polarizer causes
deformations and color fading.
(9) Do not open the case because inside circuits do not have sufficient strength.
(10) As The IPS panel is sensitive & slim, please recommend the metal frame of the system supports the panel
by the double side-mount.
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LM230WF3
Liquid Crystal Display
Product Specification
lass, tweezers or anything harder than HB
.
9-2. OPERATING PRECAUTIONS
(1) The spike noise causes the mis-operation of circuits. It should be lower than following voltage :
V=·200mV(Over and under shoot voltage)
(2) Response time depends on the temperature.(In lower temperature, it becomes longer.)
(3) Brightness depends on the temperature. (In lower temperature, it becomes lower.)
And in lower temperature, response time(required time that brightness is stable after turned on) becomes
longer.
electrical contacted parts. And after fading condensation, smear or spot will occur.
(5) When fixed patterns are displayed for a long time, remnant image is likely to occur.
(6) Module has high frequency circuits. Sufficient suppression to the electromagnetic interference shall be
done by system manufacturers. Grounding and shielding methods may be important to minimized the
interference.
(7) Please do not give any mechanical and/or acoustical impact to LCM. Otherwise, LCM can’t be operated
its full characteristics perfectly.
screw which is fastened up the steels should be a machine screw.
(if not, it causes metallic foreign material and deal LCM a fatal blow)
(9) Please do not set LCD on its edge.
(10) When LCMs are used for public display defects such as Yogore, image sticking can not be guarantee.
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Strong light exposure causes degradation of polarizer and color filter
bet
5
¶
C
35
¶
C at
idit
9-3. ELECTROSTATIC DISCHARGE CONTROL
Since a module is composed of electronic circuits, it is not strong to electrostatic discharge. Make certain that
treatment persons are connected to ground through wrist band etc. And don’t touch interface pin directly.
9-4. PRECAUTIONS FOR STRONG LIGHT EXPOSURE
9-5. STORAGE
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LM230WF3
Liquid Crystal Display
Product Specification
.
When storing modules as spares for a long time, the following precautions are necessary.
(1) Store them in a dark place. Do not expose the module to sunlight or fluorescent light. Keep the temperature
ween
(2) The polarizer surface should not come in contact with any other object.
It is recommended that they be stored in the container in which they were shipped.
and
normal hum
y.
9-6. HANDLING PRECAUTIONS FOR PROTECTION FILM
(1) The protection film is attached to the bezel with a small masking tape.
When the protection film is peeled off, static electricity is generated between the film and polarizer.
This should be peeled off slowly and carefully by people who are electrically grounded and with well ionblown equipment or in such a condition, etc.
(2) When the module with protection film attached is stored for a long time, sometimes there remains a very
small amount of glue still on the bezel after the protection film is peeled off.
(3) You can remove the glue easily. When the glue remains on the bezel surface or its vestige is recognized,
please wipe them off with absorbent cotton waste or other soft material like chamois soaked with normalhexane.
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