notification - · pdf filedoc. no. lta320w2-l03 rev.no. 1.0-050413 page 4/25 product...

Technical Customer Service TeamLCD BusinessSAMSUNG Electronics Co., Ltd.
Process Change Notification
Date; Sep. 22, 2005
LCD BusinessLCD BusinessSAMSUNG ElectronicsSAMSUNG Electronics
< LTA320W2-L03 LTA320W2-L14 >

General Information
1. Content
> Change of panel, backlight and circuit
2. Purpose
> To apply new technology and new materials
3. Model
> LTA320W2-L03

General Information
4. Changing Item
Auto Pattern Program Internal test of HVS
T3T2T-CON
Simplify the processSMT component on the TopSMT component on the BottomS-PCB
Improve hardnessGA,T0.6
PORON,T0.7AL,T0.8
PORON, T0.5TOP Chassis
Mecha
Circuit
I^2CPulseDigital VR
320W2-L14
One Supplier24V
Size = 140*386A-Dim & PWM-Dim (External Pulse
Control) Return PCB
-
320W2-L03
Two Suppliers24V
Size = 95*386PWM-Dim (Internal DC level Control)
No Return PCB( Cold Part to common GND )
Add four Rear (User) HolesTo unify with other models
Bottom Chassis
Simplify theDim Control Inverter
REMARKITEM

General Information5. Comparison
6. Reliability Test Result
7. Optical Characteristics > All data are within specification. > Luminance Characteristics (refer to page #12)
> Spec Comparison (refer to page # 5)> Pin/Signal Assignment (refer to page #6,7)> Outline comparison (refer to page #8~10)
9. Implementation Date> Promptly after customers approval (refer to page #14)
10. Identification Method
> Model number is changed from LTA320W2-L03 to LTA320W2-L14. (refer to page #14)
> Refer to page #11 for details.
8. EMI Evaluation> No significant difference from L03 model. (refer to page #13)

Spec Comparison (LTA320W2)
Three Suppliers24V
PWM-Dim (Internal DC-level Control)
320W2-L14
3, 16 CCFLLamp
7.2Kg (max.)Weight
One Supplier 24V
A-Dim & PWM-Dim (External Pulse Control)
Inverter
50000 hrLamp Life
760*450*50.0Outline Dim (W x H x D)
2.4
72%
10,000K
8 ms (DCC-II)
1000:1
450 cd/m2
320W2-L03
Color Temp.
Color Gamut
Gamma
Response Time
Contrast
Brightness
Item

Pin / Signal Assignment[ LCD Module : LC-Display Signal ]
GND23Rx1-8
N.C22GND7
LVDS Option21Rx0+6
N.C20Rx0-5
GND19GND4
Rx3+18N.C3
Rx3-17N.C2
GND16N.C1
SignalNoSignalNo
Vdd(+5Vdc)30RxCLK+15
Vdd(+5Vdc)29RxCLK-14
Vdd(+5Vdc)28GND13
Vdd(+5Vdc)27Rx2+12
Vdd(+5Vdc)26Rx2-11
GND25GND10
GND24Rx1+9
Pin Map
GND23Rx1-8
N.C22GND7
LVDS Option21Rx0+6
GND20Rx0-5
GND19GND4
Rx3+18N.C3
Rx3-17N.C2
GND16N.C1
SignalNoSignalNo
Vdd(+5Vdc)30RxCLK+15
Vdd(+5Vdc)29RxCLK-14
Vdd(+5Vdc)28GND13
Vdd(+5Vdc)27Rx2+12
Vdd(+5Vdc)26Rx2-11
GND25GND10
GND24Rx1+9
Pin Map
{SEC USE forInternal ControlSEC USE }
* Ground : JEIDA* High or Open : Normal
* Ground or Open : JEIDA* High : Normal

Pin / Signal Assignment[ LCD Module : BL Signal]
PWM DimmerPWM Pulse Control
14
Analog DimmerMin 0V ~ Max 3.3V
13
BL on/off ControlOn [2.4~5V] / Off [0~0.8V]
12
N.C11
AWG24 GND10
AWG24 GND9
AWG24 GND8
AWG24 GND7
AWG24 GND6
AWG24 24V5
AWG24 24V4
AWG24 24V3
AWG24 24V2
AWG24 24V1
SignalNo
N.C14
PWM Dimmer( DC level control )
Min 0V (duty 20%)
~ Max 3.3V(100%)
13
12
N.C11
AWG24 GND10
AWG24 GND9
AWG24 GND8
AWG24 GND7
AWG24 GND6
AWG24 24V5
AWG24 24V4
AWG24 24V3
AWG24 24V2
AWG24 24V1
SignalNoPin Map
Analog Dim Use[ use : # 13 Pin]
PWM Dimmer( PWM Pulse Control )
14
Fix at 3.3V13
12
N.C11
AWG24 GND10
AWG24 GND9
AWG24 GND8
AWG24 GND7
AWG24 GND6
AWG24 24V5
AWG24 24V4
AWG24 24V3
AWG24 24V2
AWG24 24V1
SignalNo
or
PWM Dim Use[ Use : # 14 Pin]

Up-Side Out Line Comparison
[ 320W2-L03 ] [ 320W2-L14 ]
Add 0.5mm Bead NoneGasket Attachment Part on Top Chassis1
Location 320W2-L14320W2-L03No
1
Outline Comparison Upside

Backside Out Line Comparison
[ 320W-L03 ] [ 320W2-L14 ]
Add 0.5mm Bead Location of Inverter-case Bead5
-Height: 6.0mmCase-Return4-1
From BottomEmboss Height: 4.6mmHeight: 4.6mmCase-Return4
From CenterFrom Bottom
X/Y = 190 / 166.5mmEmboss Height: 4mm
Guide Pin Height: 5.5mm(5)
NoneRear Mount3
Location of Inverter Connector
Width of Inverter case
Part
252.5203.5mm2
247.5mm202.5mm1
Remark320W2-L14320W2-L03No
1 1
2 2
3
4
4-1
4
55
Outline Comparison Backside

Detail - Difference point (etc)
15mm
16.6mm9mm
0.6mm1.8mm
(1)
(1) Delete two studs on the bottom of the panelFormulate bottom chassis bending line by tapping the bottom chassis.
Before After
(2) Delete six studs on left/ right side of the panel Formulate chassis bending line by tapping.
(2)
Before After
(3) Reduce the gap between chassis and panel ( width is same ).
(3)
Before After
(4)
(4) Make four Rear Mounts
3442
20.6
28.6
Emboss Height: 4mm
Guide Pin Height: 1.5mm(Total: 5.5mm)

Reliability Test Results
50G, 11ms, (+/-X,Y,Z) 1time/axisShock No failure (0/3)3
No failure (0/12)12Vibration DropPalletTest
No failure (0/4)425C~60C/95%RH, 71hrTemp.Humid
test
No failure (0/3)310~300Hz, 1.5G, 10minSR, 30min/axis (+/-X,Y,Z)Vibration
No failure (0/3)3Contact : 150pF 330 +/- 8KV, 200 times (1point/1time)Non-contact:150pF 330 +/- 15KV.200 times (1point/1time)
ESD
Test Result
No failure (0/4)
No failure (0/4)
No failure (0/4)
No failure (0/4)
4
4
4
4
Sample Size
40C, 95% 250Hr power on/offTHB
50C, 250Hr OperationHTOL
0C, 250Hr Operation LTOL
-20 C~ 60 C, 200cyclesT/S
Test Condition Test Item

Luminance Characteristics
yxyxyx
72.0%71.8%71.3%Gamut
0.42
BLACK
0.064
0.595
0.330
0.293
466
WHITE
1,117
10,125
0.145
0.278
0.639
0.277
#2 #3#1L14
0.37
BLACK
0.067
0.593
0.331
0.299
490
WHITE
1,317
9,623
0.144
0.278
0.640
0.279
0.39502
BLACKWHITELUMINANCE
1,290C/R
9,348Tc (K)
0.0650.144Blue
0.5950.278Green
0.3310.641Red
0.3000.281White
1,2891,319 1,396C/R
0.364640.344480.34475
BLACKWHITEBLACKWHITEBLACKWHITELUMINANCE
71.8%72.7%71.8%Gamut
9,9779,9819,767Tc (K)
0.2100.2260.2100.2260.2080.226Black
0.0630.1440.0620.1440.0640.144Blue
0.5940.2800.5960.2790.5930.283Green
0.3310.6410.3300.6420.3290.643Red
0.2910.2790.2910.2790.2910.282White
yxyxyx
#3#2#1L03

EMI Evaluation
1. 80MHz Noise Deviation : No Significant Difference
0.08 0.39 Std.Dev.
4.40 4.27 Average
4.34.1#3
4.53.9#2
4.44.8#1
LTA320W2-L14LTA320W2-L0380MHz Margin(dB)
2. Middle & Hig

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