This technical literature applies to the color 31.5” TFT-LCD Open-Cell (LK315T3HA2M).
* This technical literature is proprietary product of SHARP CORPORATION (“SHARP”) and includes materials
protected under copyright of SHARP. Do not reproduce or cause any third party to reproduce them in any form or by
any means, electronic or mechanical, for any purpose, in whole or in part, without the express written permission of
SHARP.
* In case of using the device for applications such as control and safety equipment for transportation (aircraft, trains,
automobiles, etc.), rescue and security equipment and various safety related equipment which require higher
reliability and safety, take into consideration that appropriate measures such as fail-safe functions and redundant
system design should be taken.
* Do not use the device for equipment that requires an extreme level of reliability, such as aerospace applications,
telecommunication equipment (trunk lines), nuclear power control equipment and medical or other equipment for
life support.
* SHARP assumes no responsibility for any damage resulting from the use of the device that does not comply with
the instructions and the precautions specified in this technical literature.
* Contact and consult with a SHARP sales representative for any questions about this device.
2. Overview
This Open-Cell is a color active matrix LCD panel incorporating amorphous silicon TFT (Thin Film Transistor). It
is composed of a color TFT-LCD panel, driver ICs, Source-Control and Source-PWB.
Graphics and texts can be displayed on a 1366×RGB×768 dots panel with 16,777,216 colors by using LVDS (L
oltage Differential Signaling) for the interface and +12V DC supply voltage, which are put into Source-Control
V
PWB.
This applies the Over Shoot driving (O/S driving) technology, signals are being applied to the Liquid Crystal
according to a pre-fixed process as image signals of the present frame when a difference is found between image
signals of the previous and current frame by comparing each other. The O/S driving technology makes the Liquid
Crystal response within 1 frame completely, motion blur reduce, so that clearer display performance can be realized.
ow
3. Mechanical specifications
Paramete
Display size
Active area 697.69 (H) × 392.26 (V)mm
Pixel Format
Pixel pitch
Pixel configuration
Display mode
Outline Dimensions [Note1]
Mass
Surface treatment [Note2]
(Polarizer)
[Note1] Outline dimensions are shown in P18.
[Note2] Without the protection film.
80.039 (Diagonal)
31.5 (Diagonal)
1366 (H) × 768 (V)
(1pixel = R + G + B dot)
0.51075(H) × 0.51075 (V)
R,G, B vertical stripe
Normally black
716.7(W) × 447.6(H) × 1.8(D)
1.15±0.1
Low-Haze Anti Glare, Hard coating
Surface Hardness;
2H: CF side (Front)
<6B: TFT side (Rear)
SpecificationsUnit
cm
inch
pixel
mm
mm
kg
Interface specifications
4.
4.1. TFT panel driving
CN1 (Interface signals and +12V DC power supply; shown in Fig.1)
Input voltage sequences Dip conditions for supply voltage
0 < t1 20ms a) 9.1V V
< 10.8V
CC
20ms< t2-1 td 10ms
20ms< t2-2 b) VCC < 9.1V
0 < t3 1s Dip conditions for supply voltage is
t4 1s based on input voltage sequence.
t5 300ms
.9VCC
0.1 V
CC
V
C
t1
Data1
Data2
Back li ght: V IN
t2-1
t2-2
0.9 VCC
0.1VCC
t3
t5
ON
0.1 V
t4
OFFOFF
CC
V
9.
7
1
.
V
2
td
Vcc
1
V
0.
5
8V
.
※ Data1: CLKIN±,RIN0±,RIN1±, RIN2±, RIN3±
※ Data2: SELLVDS
※ About the relation between data input and back light lighting, we recommend the above-mentioned input
sequence.
If the back light is switched on before a panel operation begins or after a panel operation stops, the screen may
not be displayed properly. But this phenomenon is not caused by change of an incoming signal, and does not
give damage to a liquid crystal display.
[Note 2]Typical current situation: 256 gray-bar pattern (V
= +12.0V)
CC
The explanation of RGB gray scale is seen in section 8.
Each basic color can be displayed in 256 gray scales from 8 bit data signals. According to the combination of total
24 bit data signals, the 16,777,216 colors can be displayed on the screen.
Optical characteristics
8.
Parameter Symbol Condition Min. Typ. Max. Unit Remark
Horizontal
Viewing angle
range
Vertical
Contrast ratio CRn
θ21
θ22
θ11
θ12
CR 10
LD-K22Y09-12
Ta = 25°C, Vcc = +12V, VINV = +24V
70 88 - Deg.
[Note1,4]
70 88 - Deg.
3500 5000 - - [Note2,4]
Response time
Chromaticity of white
Chromaticity of red
Chromaticity of green
Chromaticity of blue
DRV
x Typ.-0.03
y Typ.-0.03
x Typ.-0.03
=0 deg.
y Typ.-0.03
x Typ.-0.03
y Typ.-0.03
x Typ.-0.03
y Typ.-0.03
- 7 - ms [Note3,4,5]
0.278
0.285
0.642 Typ.+0.03
0.344 Typ.+0.03
0.280 Typ.+0.03
0.606 Typ.+0.03
0.143 Typ.+0.03
0.075 Typ.+0.03
Typ.+0.03 Typ.+0.03 -
-
-
-
-
-
-
[Note 4]
Luminance of white YL 360 450 cd/m2 [Note 4]
Luminance uniformity δW - - 1.25 - [Note 6]
*Optical characteristics are values measured with LK315T3LA77’s back light.
*The measurement shall be executed 60 minutes after turning on.
[Note] The optical characteristics are measured using the following equipment.
Detector (EZ-CONTRAST, Photo diode)
Detector (equivalent to SR-3A-UL1)
400mm
Field=1°
Center of the screen (θ = 0°)
Center of the screen (θ = 0°)
TFT-LCD module
TFT-LCD module
Fig.3-1 Measurement of viewing angle range
and response time.
(Viewing angle range: EZ-CONTRAST
Response time: Photo diode)
Fig.3-2 Measurement of Contrast,
Luminance, and Chromaticity.
[Note 1] Definitions of viewing angle range:
LD-K22Y09-13
Normal
θ11
θ21
θ12
θ22
6 o’clock direction
[Note 2] Definition of contrast ratio:
The contrast ratio is defined as the following.
Luminance (brightness) with all pixels white
Contrast ratio
=
Luminance (brightness) with all pixels black
[Note 3] Definition of response time
The response time (
) is defined as the following equation and shall be measured by switching the input
DRV
signal from “any level of gray (0%, 25%, 50%, 75% and 100%)” to “any level of gray (0%, 25%, 50%, 75% and
100%)”.
0% 25% 50% 75% 100%
0%
25%
50%
75%
100%
tr: 0%-25% tr: 0%-50% tr: 0%-75% tr: 0%-100%
td: 25%-0% tr: 25%-50%tr: 25%-75% tr: 25%-100%
td: 50%-0% td: 50%-25%tr: 50%-75% tr: 50%-100%
td: 75%-0% td: 75%-25%td: 75%-50%tr: 75%-100%
td: 100%-0% td: 100%-25%td: 100%-50%td: 100%-75%
= (t*:x-y)/20
DRV
t*:x-y...response time from level of gray(x) to gray(y)
90%
Bright
Bright Dark
Photodetector
10%
Output
0%
d r
Time
Fig.4 Response time of fall (d) and rise (r)
[Note 4] This shall be measured at center of the screen.
[Note 5] This value is valid when O/S driving is used at typical input timing.
LD-K22Y09-14
A
A
A
Y
V
[Note 6] Definition of white uniformity;
White uniformity is defined as the following with five measurements. (A~E)
683 1024
Maximum luminance of five points (brightness)
δ
Minimum luminance of five points (brightness)
W=
342
A
B
D
C
E
Reliability
9.
Reliability test item:
No. Test item Condition
1
2
3
4
5
High temperature storage test
Low temperature storage test
High temperature and high humidity
operation test
High temperature operation test
Low temperature operation test
Ta=60C 240h
Ta=-25C 240h
Ta=40C ; 95%RH 240h
(No condensation)
Ta=50C 240h
Ta=0C 240h
Above tests are executed under the CCFL module conditions.
Label
10.
10.1. Lot No. label
The label stuck on a cell surface displays SHARP, product model (LK315T3HA2M) and a product Lot No.
(ex.) [LK315T3HA2M] JAPAN PRODUCTION
LQ370D3LZ14
LK315T3HA2M
XX XXXXXX L
2D Barcode
59 XXXXXX
MADEINJAPAN
Model No.
Barcode
Lot No.
How to express Lot No.
production year (the last figures of the Christian Era)
production month (1-9,X,Y,Z)
○
○○
○○○
○
Serial No.
Last Management No.
○
Identification Code
K: Kameyama Plant.
L: Kameyama Tec. Kameyama Fab.
J: Kameyama Tec. Yaita Fab.
S: SHM
N: NSEC
P: SMPL
G: SMM
X: SEMEX
or B: JABIL
F: D.ID
H: INNOLUX Longhua Fab.
W: INNOLUX Nanhai Fab.
: TPV
4: CPT
: TOT
pixel
192
384
576
pixel
LD-K22Y09-15
(Q)
(Q)
10.2. Packing label
・Cell box ・Carton
社内品番:
Bar code
LotNO.
Bar code
Quantity:
Bar code
ユーザ品番
LK315T3HA2M(①)
・(1T)****.*.** (②)
15
pcs (③)
社内品番:
Bar code
LotNO.
・(1T)****.*.** (②)
Bar code
Quantity:
Bar code
ユーザ品番
LK315T3HA2M (①)
210
pcs (③)
Bar code
シャープ物流用ラベルです。
① Management No
② Lot No. (Date)
③ Quantity
Bar code
シャープ物流用ラベルです。
Packing form
11.
a) Piling number of cartons: 14 cell box / 1 palette.
b) Packing quantity in one cell box: 15 pcs
c) Carton size: 1165(W) × 875(D) × 1032(H)
d) Total mass of one carton filled with full modules: 280 kg(Max)
※Please refer to Fig.7
Carton storage condition
12.
a) Temperature: 0°C to 40°C
b) Humidity: 95%RH or less
Reference condition: 20°C to 35°C, 85%RH or less (summer)
: 5°C to 15°C, 85%RH or less (winter)
The total storage time (40°C, 95%RH): 240H or less
c) Sunlight:
Be sure to shelter a product from the direct sunlight.
d) Atmosphere:
Do not store in a place where exists the risk of corrosive gas (such as acid and alkali) or volatile solvents.
e) Prevent condensation:
Be sure to put cartons on a palette or base, don’t put it on the floor, and store them keeping off the wall.
Please take care of ventilation in storehouse and around cartons, and control temperature not to change abruptly
beyond the natural environment.
f) Storage life: 1 year
LD-K22Y09-16
Precautions
13.
a) Because the Open-Cell is weak to static electricity, please do not touch the terminal with bare hands.
b) Since the front polarizer is easily damaged, pay attention not to scratch it.
c) Since long contact with drops of water may cause discoloration or spots, please wipe off them as soon as put
on the screen.
d) When the panel surface is soiled, wipe it with absorbent cotton or other soft cloth.
e) Since the panel is made of glass, it may break or crack if dropped or bumped on hard surface. Handle with
care.
f) Precautions of peeling off the protection film:
- Be sure to peel off slowly (recommended more than 7sec) and constant speed.
- Peeling direction shown in Fig. 5.
- Be sure to ground person with adequate methods such as the anti-static wrist band.
- Be sure to ground S-PWBs while peeling off the protection film.
- Ionized air should be blown to the surface while peeling off.
- The protection film must not touch drivers and S-PWBs.
- If adhesive may remain on the polarizer after the protection film peeled off, please remove with
isopropyl-alcohol.
Gate-Driver
Source-Driver
Source-Control
PWB
Fig.5 Direction of peeling off
GND
S-PWB
g) Since the Open-Cell consists of TFT and electronic circuits with CMOS-ICs, which are very weak to
electrostatic discharge, persons who are handling a Open-Cell should be grounded through adequate methods
such as an anti-static wrist band. Connector pins should not be touched directly with bare hands.
・Reference: Process control standard of sharp
item Management standard value and performance standard
1 Anti-static mat(shelf) 1 to 50 [Mega ohm]
2 Anti-static mat(floor, desk) 1 to 100 [Mega ohm]
3 Ionizer Attenuate from ±1000V to ±100V within two seconds.
4 Anti-static wrist band 0.8 to 10 [Mega ohm]
5 Anti-static wrist band entry and
Below 1000 [ohm]
ground resistance
6 Temperature
22 to 26 [℃]
7 Humidity 60 to 70 [%]
h) Since the Open-Cell has some PWBs, please take care to keep them off any stress or pressure when handling
or installing the Open-Cell, otherwise some of electronic parts on them may be damaged.
i) Be sure to turn off the power supply when inserting or disconnecting the cable.
j) Be sure to design the module and cabinet so that the Open-Cell can be installed without any extra stress such
as warp or twist.
LD-K22Y09-17
k) When handling and assembling Open-Cells into module and cabinets, please be noted that long-term storage
in the environment of oxidization or deoxidization gas and the use of materials such as reagent, solvent,
adhesive, resin, etc. which generate these gasses, may cause corrosion and discoloration of the Open-Cell.
l) Applying too much force and stress to PWBs and drivers may cause a malfunction electrically and
mechanically.
m) The Open-Cell has high frequency circuits. Sufficient suppression to EMI should be done by system
manufactures.
n) Please be careful since image retention may occur when a fixed pattern is displayed for a long time.
o) The chemical compound, which causes the destruction of ozone layer, is not being used.
p) This Open-Cell module is corresponded to RoHS.
q) When any question or issue occurs, it shall be solved by mutual discussion.
Fig.7 Packing form for LK315T3HA2M
LD-K22556-19
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