LMT070DAMFWA-NFN-1

LMT070DAMFWA-NFN-1

LCD Module User Manual

Prepared by:

Checked by:

Approved by:

RaoYao

Date: 2020-09-01

Date:

Rev. Descriptions

Edit

Release Date

0.1

Preliminary release

Raoyao

2020-09-01

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Table of Content

1. General Specification ............................................................................................................................... 3

2. Block Diagram ............................................................................................................................................ 3

3. Terminal Function ..................................................................................................................................... 4

3.1 K1 Power Terminal ........................................................................................................................................................................... 4

3.2 K3 VGA Terminal .............................................................................................................................................................................. 4

4. Absolute Maximum Ratings .................................................................................................................... 4

5. Electrical Characteristics ........................................................................................................................ 5

5.1 Driving TFT LCD Panel ................................................................................................................................................................... 5

6. Functions ..................................................................................................................................................... 5

6.1 SW Functions .................................................................................................................................................................................... 5

7. Optical Characteristics ............................................................................................................................. 5

8. LCD Module Design and Handling Precautions ................................................................................ 7

9. CTP Mounting Instructions ..................................................................................................................... 8

10. RTP Mounting Instructions ................................................................................................................... 9

11. Warranty .................................................................................................................................................. 10

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1. General Specification

Signal Interface :

VGA

Display Mode :

Transmissive / Normal White

Screen Size(Diagonal) :

7.0”

Outline Dimension :

193.0 x 112.0x 16.7max (mm)

(see attached drawing for details)

Active Area :

154.21 x 85.92 (mm)

Color Depth:

16.7M

Number of dots :

1024 x 3 (RGB) x 600

Pixel Pitch :

0.1506 x 0.1432 (mm)

Pixel Configuration :

RGB Stripe

Backlight :

LED

Surface Treatment :

Viewing Direction :

Full

Operating Temperature :

0 ~ +50°C

Storage Temperature :

-10 ~ +60°C

Note:

*1. Color tone may slightly change by temperature and driving condition.

2. Block Diagram

1024(x3) x 600 pixels

Signal-R, Signal-G, Signal-B

HS, VS

VGA

Source Driver

SDA, SCL

Interface

Backlight Circuit

VDD

GND

Power Circuit

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3. Terminal Function

3.1 K1 Power Terminal

Pin No.

Pin Name

Descriptions

VDD

Power Positive Power Supply(12.0V)

VDD

Power Positive Power Supply(12.0V)

No connection

GND

Power Power Supply GND (0V)

GND

Power Power Supply GND (0V)

3.2 K3 VGA Terminal

Pin No.

Pin Name

Descriptions

GND

Power Signal Ground

Input

Analogue VGA Vertical Sync signal input

Input

Analogue VGA Horizontal Sync signal input

GND

Power Signal Ground

Signal-R

Input

Analogue VGA Red signal input

GND

Power Signal Ground

Signal-G

Input

Analogue VGA Green signal input

GND

Power Signal Ground

Signal-B

Input

Analogue VGA Blue signal input

GND

Power Signal Ground

SDA

Output Serial data out

SCL

Input

Serial data clock

Note:

1. VGA terminal should be well connect before power on (hot-plug is not allowed).

2. Support Standard VGA Signal, from PC:

800x600,60Hz

1024x600,60Hz

1024x768,60Hz

4. Absolute Maximum Ratings

Top=25 ℃ , VDD =12.0V ,GND=0V

Items

Symbol

Min.

Max.

Unit

Condition

Power Supply Voltage

VDD

-0.3

+13.0

Operating Temperature

T OP

 C

No Condensation

Storage Temperature

T ST

-10

 C

No Condensation

Note:

*1. This rating applies to all parts of the module. And should not be exceeded.

*2. The operating temperature only guarantees operation of the circuit. The contrast, response speed,

and the other specification related to electro-optical display quality is determined at the room temperature, T OP =25 ℃ .

*3. Ambient temperature when the backlight is lit (reference value).

*4. Any Stresses exceeding the Absolute Maximum Ratings may cause substantial damage to the device. Functional

operation of this device at other conditions beyond those listed in the specification is not implied and prolonged

exposure to extreme conditions may affect device reliability.

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5. Electrical Characteristics

5.1 Driving TFT LCD Panel

Top=25 ℃ , VDD =12.0V ,GND=0V

Items

Symbol

MIN.

TYP.

MAX.

Unit

Note

Supply Voltage

VDD

11.5

12.0

12.5

VDD Power Consumption

I VDD

300

6. Functions

6.1 SW Functions

SW NO. SW Name

Descriptions

SW1 Auto Adjust

Auto fit display content on screen

7. Optical Characteristics

Item

Symbol

Condition

MIN.

TYP.

MAX.

UNIT

Note.

θ U

Viewing angle

θ D

(CR ≥ 10)

degree

Note 2

θ L

θ R

Contrast ratio

θ=0 o

600

800

Note 1,3

T on

msec

Response Time

25 ℃

Note 1,4

T off

msec

0.265 0.315 0.365

White

0.296 0.346 0.396

0.538 0.588 0.638

Red

Backlight

0.300 0.350 0.400

Chromaticlty

is on

Note 1,5

0.286 0.336 0.386

Green

0.544 0.594 0.644

0.099 0.149 0.199

Blue

0.061 0.111 0.161

Luminance

500

cd/m 2

Note 1,6

NTSC

Note 5

Luminance uniformity

Note 1,7

Test Conditions:

1. IF= 180 mA, VF=9.0V, and the ambient temperature is 25. ℃

2. The test systems refer to Note 1 and Note 2.

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Note 1:

Note 2:

The data are measured after LEDs are turned on for 5 minutes.

The definition of viewing angle:

LCM displays full white. The brightness is the average value of 9 Refer to the graph below marked by θ and Ф

measured spots. Measurement equipment SR-3A (1°)

Measuring condition:

- Measuring surroundings: Dark room

- Measuring temperature: Ta=25 ℃ .

- Adjust operating voltage to get optimum contrast at

the center of the display.

Note 3:

The definition of contrast ratio (Test LCM using SR-3A (1°)):

Note 4:

Contrast

Luminance When LCD is at “White” state

Definition of Response time. (Test LCD using BM-7A(2°)):

Ratio(CR)

Luminance When LCD is at “Black” state

The output signals of photo detector are measured

(Contrast Ratio is measured in optimum common electrode

when the input signals are changed from

voltage)

“black” to “white”(falling time)

and from “white” to “black”(rising time), respectively.

The response time is defined as

the time interval between the 10% and 90% of amplitudes.Refer to

figure as below.

Note 5:

Note 6:

Definition of Color of CIE1931 Coordinate and NTSC Ratio.

The luminance uniformity is calculated by using following formula.

△ Bp = Bp (Min.) / Bp (Max.)×100 (%)

Color gamut:

Bp (Max.) = Maximum brightness in 9 measured spots

Area of RGB triangle

X100%

Bp (Min.) = Minimum brightness in 9 measured spots .

Area of NTSC triangle

Note 7:

Measured the luminance of white state at center point

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8. LCD Module Design and

8. 液晶显示模块设计和使用须知

Handling Precautions

- Please ensure V0, VCOM is adjustable, to enable LCD - 请注意 V0, VCOM 的设定, 以确保液晶显示模块在不同

module get the best contrast ratio under different

的使用温度下以及在不同的视角和位置观察模块显

temperatures, view angles and positions.

示，均能达到最佳对比度，请务必将应用电路上设置

- Normally display quality should be judged under the

为对比度可调。

best contrast ratio within viewable area. Unexpected

- 请注意液晶显示模块的显示品质判定是指在正常对比

display pattern may com out under abnormal contrast

度下以及视窗(V.A)范围内进行的，非正常对比度下液

ratio.

晶可能会出现非预期的显示不良，应注意区分。

- Never operate the LCD module exceed the absolute

- 请勿在最大额定值以外使用液晶显示模块。

maximum ratings.

- Never apply signal to the LCD module without power

supply.

- 请勿在没有接通电源的条件下，给液晶显示模块输送

信号。

- Keep signal line as short as possible to reduce external - 请尽可能缩短信号线的连接，以避免对液晶显示模块

noise interference.

的信号干扰。

- IC chip (e.g. TAB or COG) is sensitive to light. Strong

- 集成电路因 IC 芯片(如 TAB 或 COG)对紫外线极为敏

light might cause malfunction. Light sealing structure

感，强光环境下可能会引起液晶显示模块功能失效，

casing is recommended.

故应采用不透光的外壳。

- Make sure there is enough space (with cushion)

- 请在液晶显示模块与外壳之间保留足够的空间(可使用

between case and LCD panel, to prevent external force

衬垫)，以缓冲外力对液晶显示模块的损坏或因受力不

passed on to the panel; otherwise that may cause

均而产生的显示不匀等异常现象。

damage to the LCD and degrade its display result.

- Avoid showing a display pattern on screen for a long

- 避免液晶显示屏在某一画面下长时间点亮，否则有出

time (continuous ON segment).

现残影的风险；请通过软件每隔一段时间改变一次画

- LCD module reliability may be reduced by temperature

面。

shock.

- 液晶显示模块的可靠性可能因温度冲击而降低。

- When storing and operating LCD module, avoids - 请勿在阳光直射、高湿、高温或低温下储存和使用液

exposure to direct sunlight, high humidity, high or low

晶显示模块，这将造成液晶显示模块的损坏或失效。

temperature. They may damage or degrade the LCD

module.

- Never leave LCD module in extreme condition

- 请勿在极限环境(最大/最小存储/工作温度)下使用或

(max./min storage/operate temperature) for more than

放置液晶显示模块超过 48 小时以上。

48hr.

- 液晶显示模块建议存储条件为: 0 C~40 C <80%RH 。

- Recommend LCD module storage conditions is - 请勿让液晶显示模块存储于带有酸性, 碱性, 有害气

0 C~40 C <80%RH.

体环境之中。

- LCD module should be stored in the room without acid,

- 在运输过程中, 请勿让液晶显示模块跌落与猛烈震动,

alkali and harmful gas.

- Avoid dropping & violent shocking during

同时避免异常挤压, 高湿度, 与阳光照射.

transportation, and no excessive pressure press,

- 液晶显示模块极易受静电损坏，请务必保证液晶显示

moisture and sunlight.

模块在防静电的工作环境中使用或保存。(如: 烙铁正

- LCD module can be easily damaged by static

确接地,等)

electricity. Please maintain an optimum anti-static

- 拿取液晶显示模块时需注意操作人员的接地情况。

working environment to protect the LCD module. (eg.

- 请手持液晶显示模块的边沿取放模块，防止热压纸或

ground the soldering irons properly)

- Be sure to ground the body when handling LCD

TAB 部位受力。

module.

- 焊接液晶模块时，请注意控制烙铁的温度、焊接时

- Only hold LCD module by its sides. Never hold LCD

间，以免烫坏导光板或偏光片，导致显示不匀等不良

module by applying force on the heat seal or TAB.

现象发生。

- When soldering, control the temperature and duration

- 请勿使用洗板水等腐蚀性液体接触液晶模块，以免腐

avoid damaging the backlight guide or diffuser which

蚀导光板或模块电路。

might degrade the display result such as uneven

display.

- Never let LCD module contact with corrosive liquids,

- 仅可使用柔软的干布, 异丙醇或乙醇清洁液晶屏表

which might cause damage to the backlight guide or

面，其他任何溶剂(如:水)都有可能损坏液晶模块。

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the electric circuit of LCD module.

- 请勿挤压液晶显示模块上的元器件，以避免产生潜在

- Only clean LCD with a soft dry cloth, Isopropyl Alcohol

的损坏或失效而影响产品可靠性。

or Ethyl Alcohol. Other solvents (e.g. water) may

- 装配液晶显示模块时，请务必注意避免液晶显示模块

damage the LCD.

- Never add force to components of LCD module. It may

的扭曲或变形。

cause invisible damage or degrade the module's

- 请勿挤压液晶显示屏表面，这将导致显示颜色的异

reliability.

常。

- When mounting LCD module, please make sure it is - 液晶屏由玻璃制作而成，任何机械碰撞(如从高处跌

free from twisting, warping and bending.

落)均有可能损坏液晶显示模块。

- Do not add excessive force on surface of LCD, which

may cause the display color change abnormally.

- LCD panel is made with glass. Any mechanical shock

(e.g. dropping from high place) will damage the LCD

module.

- Protective film is attached on LCD screen. Be careful - 液晶屏表面带有保护膜, 揭除保护膜时需要注意可能

when peeling off this protective film, since static

产生的静电。

electricity may be generated.

- 因液晶显示屏表面的偏光片极易划伤，安装完成之前

- Polarizer on LCD gets scratched easily. If possible, do

not remove LCD protective film until the last step of

请尽量不要揭下保护膜。

installation.

- 请缓慢揭除保护膜，在此过程中液晶显示屏上可能会

- When peeling off protective film from LCD, static

产生静电线，此为正常情况，可在短时间内消失。

charge may cause abnormal display pattern. The

symptom is normal, and it will turn back to normal in a

- 请注意避免被液晶显示屏的边缘割伤。

short while.

- 请不要试图拆卸或改造液晶显示模块。

- LCD panel has sharp edges, please handle with care.

- Never attempt to disassemble or rework LCD module.

- 当液晶显示屏出现破裂, 内部液晶液体可能流出; 相

- If display panel is damaged and liquid crystal

关液体不可吞吃, 绝对不可接触嘴巴, 如接触到皮肤

substance leaks out, be sure not to get any in your

或衣服, 请使用肥皂与清水彻底清洗.

mouth, if the substance comes into contact with your

skin or clothes promptly wash it off using soap and

water.

9. 电容触摸屏安装指导

9. CTP Mounting Instructions

9.1 面框安装（附图 1）

9.1 Bezel Mounting (Figure 1)

- 客户面框窗口应大于 CTP 动作区域，各边离动作区应

- The bezel window should be bigger than the CTP

active area. It should be ≥ 0.5mm each side.

≥0.5mm.

- Gasket should be installed between the bezel and the

- 面框与 CTP 面板间应垫有胶垫，其最终间隙约为 0.5～

CTP surface.

1.0mm.

The final gap should be about 0.5~1.0mm.

- 建议必要时在背面提供附加支架(例如无安装结构的薄

- It is recommended to provide an additional support

型 TFT 模块)，应仅利用适当支撑以保持模块位置.

bracket for backside support when necessary (e.g. slim

type TFT module without mounding structure). They

should only provide appropriate support and keep the

module in place.

- 安装结构应具有足够的强度，以防止外部不均匀力或

- The mounting structure should be strong enough to

扭曲力作用到模块上.

prevent external uneven force or twist act onto the

module.

Figure 1

9.2 Surface Mounting (Figure 2)

9.2 嵌入安装（附图 2）

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- As the CTP assembling on the countersink area with - 客户面框应具有使用双面胶粘贴 CTP 的结构沉台面，

double side adhesive.

其粘贴面要求平整且洁净无污以保证粘贴牢靠.

The countersink area should be flat and clean to

ensure the double side adhesive installation result.

- The Bezel is recommend to keep a gap ( ≥ 0.3mm each - 考虑到制作误差，建议面框与 CTP 盖板之间四周留有

side) around the cover lens for tolerance.

≥0.3mm 间隙.

- It is recommended to provide an additional support - 建议必要时在背面提供垫有胶垫附加支架(例如无安装

bracket with gasket for backside support when

结构的 TFT 模块)，应仅利用适当支撑以保持模块位

necessary (e.g.

TFT module without mounding

置.

structure). They should only provide appropriate

support and keep the module in place.

- 安装结构应具有足够的强度，以防止外部不均匀力或

- The mounting structure should be strong enough to

扭曲力作用到模块上。

prevent external uneven force or twist act onto the

module

Figure 2

9.3 Additional Cover Lens Mounting (Figure 3)

9.3 覆加盖板（附图 3）

- For the case of additional cover Lens mounting, it is - 需要覆加玻璃盖板的安装，为确保其功能，有必要查

necessary to recheck with the CTP specification about

看产品规格书中有关盖板材料和厚度的说明.

the material and thickness to ensure the functionality.

- It should keep a 0.2~0.3mm gap between the cover - 玻璃盖板与 CTP 表面之间应留有 0.2～0.3mm 间隙.

lens and the CTP surface..

- The cover lens window should be bigger than the - 玻璃盖板视窗应大于 CTP 动作区域，各边离动作区应

active area of the CTP.It should be ≥ 0.5mm each side.

≥0.5mm。

- It is recommended to provide an additional support - 建议必要时在背面提供附加支架(例如无安装结构的薄

bracket for backside support when necessary (e.g. slim

型 TFT 模块)，应仅利用适当支撑以保持模块位置.

type TFT module without mounding structure). They

should only provide appropriate support and keep the

module in place.

- 安装结构应具有足够的强度，以防止外部不均匀力或

- The mounting structure should be strong enough to

扭曲力作用到模块上.

prevent external uneven force or twist act onto the

module.

Figure 3

10. RTP Mounting Instructions

10. 电阻触摸屏安装指导

- 为避免面框直接压在动作区(A.A.)上造成误动作，面框

- It should bezel touching the RTP Active Area (A.A.) to

与电阻触摸屏(RTP)之间应留有一定的空隙

prevent abnormal touch.It should left gab

D=0.2~0.3mm 之间.(附图 4)

D=0.2~0.3mm in between. (Figure 4)

- Outer bezel design should take care about the area

- 设计面框时，要注意用面框保护触摸屏四周的非保证操

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outside the A.A. Those areas contain circuit wires

作区域，因为布线区域在此处形成一台阶，在此区域

which is having different thickness. Touching those

附近操作时 ITO Film 变形较大，容易导致 ITO 损坏而

areas could de-form the ITO film. As a result bezel the

降低寿命。为保护 RTP 和避免误操作，在 RTP 与面框

ITO film be damaged and shorten its lifetime.

之间垫缓冲物（Gasket），我们建议设计面框应覆盖

It is suggested to protect those areas with gasket

动作区的边缘，面框边缘到 V.A.区的距离 B≥0.50mm;

(between the bezel and RTP).The suggested figures

垫圈内边缘到 V.A.区的距离 C≥0.50mm. (附图 4)

are B≥0.50mm; C≥0.50mm. (Figure 4)

- The bezel side wall should keep space E= 0.2 ~ 0.3mm - 在设计面框与 RTP 组装时，应考虑到面框内侧与 RTP 外

from the RTP. (Figure 4)

侧的间距 E≥0.2mm. (附图 4)

Figure 4

- In general design,

- 通常设计时：

RTP V.A. should be bigger than the TFT V.A.

RTP 的可视区 V.A. 应不小于 TFT 的可视区 V.A.

and RTP A.A. should be bigger than the TFT A.A.

及 RTP 的动作区 A.A. 应不小于 TFT 的动作区 A.A.

(Figure 5)

(附图 5)

Figure 5

11. Warranty

This product has been manufactured to our company’s specifications as a part for use in your company’s general

electronic products. It is guaranteed to perform according to delivery specifications. For any other use apart from

general electronic equipment, we cannot take responsibility if the product is used in medical devices, nuclear power

control equipment, aerospace equipment, fire and security systems, or any other applications in which there is a direct

risk to human life and where extremely high levels of reliability are required. If the product is to be used in any of the

above applications, we will need to enter into a separate product liability agreement.

- We cannot accept responsibility for any defect, which may arise form additional manufacturing of the product

(including disassembly and reassembly), after product delivery.

- We cannot accept responsibility for any defect, which may arise after the application of strong external force to the

product.

- We cannot accept responsibility for any defect, which may arise due to the application of static electricity after the

product has passed our company’s acceptance inspection procedures.

- When the product is in CCFL models, CCFL service life and brightness will vary according to the performance of the

inverter used, leaks, etc. We cannot accept responsibility for product performance, reliability, or defect, which may

arise.

- We cannot accept responsibility for intellectual property of a third part, which may arise through the application of

our product to our assembly with exception to those issues relating directly to the structure or method of

manufacturing of our product.

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