LS156I06-L-V1: 15.6-inch Color Active Matrix LCD Module, FHD 1920×1080 Resolution, 16.7M Colors (8-bit), 2ch-LVDS Interface, Very High Contrast Ratio, Ultra Wide Viewing Angle, Normally Black, Lesson Smart Display Technology
Product Subtitle / Keywords
15.6 Inch Display, 1920×1080 FHD Resolution, Color Active Matrix a-Si TFT-LCD, Transmissive Type, Normally Black Mode, VA Mode, 2ch-LVDS Interface, COG+FPC+B/L Module Type, 16.7M Colors (8-bit), DE (Data Enable) Mode, 12V Typical Power Supply, 3000:1 Typical Contrast Ratio, 178° Viewing Angle, 220 cd/m² Typical Luminance, 30ms Typical Response Time, 72% NTSC, Monitor Products, RoHS Compliant, Lesson Smart Display Technology
1. Executive Summary And Product Positioning
The LS156I06-L-V1, developed by Lesson Smart Display Technology Co., Ltd. (立信(万安)智显科技有限公司), is a 15.6-inch color active matrix LCD module with a light emitting diode (LED) backlight assembly and LED driver. It is a high-performance module designed for professional Monitor products.
This product specification (Revision 1.0) serves as the definitive technical document, defining its structural composition (COG+FPC+B/L), general description, absolute maximum ratings, electrical characteristics, input terminal pin assignments, and optical and mechanical specifications. It supports a Full-HD resolution of 1920×1080 and can display up to 16.7 million colors (8-bit).
This module offers excellent performance which includes a very high contrast ratio (3000:1 Typ.), ultra wide viewing angle (178°), high color saturation (72% NTSC), and high color depth. The unequivocal recommendation for engineers is to strictly adhere to the electrical specifications, interface timing, and mechanical tolerances described herein to ensure reliable performance and compatibility.
2. Detailed Product Overview And Architecture
- Core Technology: Color active matrix liquid crystal display using a-Si (amorphous silicon) thin film transistor (TFT) as the active element. The matrix employs a-Si thin film transistor as the active element. The panel uses CSOT open cell technology.
- Display Mode: Transmissive type display operating in the Normally Black mode (VA Mode).
- Display Format: Graphic 1920×1080 pixel array (FHD resolution). Each pixel is divided into Red, Green and Blue sub-pixels which are arranged in vertical stripe.
- Display Characteristics: Capable of displaying up to 16.7 million colors (8-bit).
- Module Construction: COG (Chip-On-Glass) + FPC (Flexible Printed Circuit) + B/L (Backlight Unit).
- Interface Type: 2ch-LVDS (2-Channel Low-Voltage Differential Signaling) interface. It uses DE (Data Enable) Mode. The module includes an LVDS RX + TCON (EK50210) + MLVDS TX controller.
- Backlight: White LED backlight assembly (E-LED type) with an integrated LED driver.
- Special Features: Very High Contrast Ratio (3000:1), Ultra Wide Viewing Angle (178°(H)/178°(V) for CR≥10), high color saturation, high color depth, RoHS compliant.
- Approval Status: Approved Product Specification only (Revision 1.0).
3. Exhaustive Technical Specifications
3.1 General Information
| Item | Specification | Unit | Note |
|---|---|---|---|
| Active Area (H×V) | 344.16 × 193.59 | mm | - |
| Module Size (H×V×D) | 351.86 × 206.33 × 6.30 | mm | With PCB |
| Module Size (H×V×D) | 351.86 × 206.33 × 3.20 | mm | Without PCB |
| Number of Pixels | 1920 × 1080 | pixel | FHD resolution |
| Pixel Pitch (Sub Pixel) | 59.75 × 179.25 | um | - |
| Pixel Arrangement | RGB Vertical Stripe | - | - |
| Display Colors | 16.7M | color | 8-bit |
| Display Mode | Transmissive Mode, Normally Black | - | VA Mode |
| Surface Treatment | Anti-glare, Haze 25%, Hard Coating (3H) | - | - |
| Weight | 0.4 | Kg | - |
| Driving Scheme | a-Si TFT Active Matrix | - | - |
3.2 Absolute Maximum Ratings (TA = 25 ± 2 °C)
| Parameter | Symbol | Min. | Max. | Unit |
|---|---|---|---|---|
| Power Supply Voltage | $V_{CC}$ | -0.3 | 13.2 | V |
| Input Signal Voltage | $V_{IN}$ | -0.3 | 3.6 | V |
Note: Exceeding these values may cause damage to the unit.
3.3 Electrical Characteristics (LCD Drive, TA = 25 ± 2 °C)
| Parameter | Symbol | Min. | Typ. | Max. | Unit | Note |
|---|---|---|---|---|---|---|
| Power Supply Voltage | VCC | 10.8 | 12.0 | 13.2 | V | (1) |
| Rush Current | IRUSH | - | - | 3.0 | A | (2) |
| Power Supply Current (White Pattern) | Icc | - | 0.47 | 0.57 | A | (3) 60Hz |
| Power Supply Current (Mosaic Stripe) | Icc | - | 0.65 | 0.78 | A | (4.5) |
| Power Supply Current (Black Pattern) | Icc | - | 0.46 | 0.55 | A | (5.4) |
| Power Supply Current (Horizontal Stripe) | Icc | - | 0.74 | 0.89 | A | (60Hz) |
| Power Consumption (Mosaic Pattern) | Poc | - | 3.7 | 4.45 | Watt | - |
3.4 LVDS Interface Characteristics
| Parameter | Symbol | Min. | Typ. | Max. | Unit | Note |
|---|---|---|---|---|---|---|
| Differential Input High Threshold Voltage | VTH | +100 | - | - | mV | (1) |
| Differential Input Low Threshold Voltage | VTL | - | - | -100 | mV | (1) |
| Common Input Voltage | VCM | 1.0 | 1.2 | 1.4 | V | (1) |
| Differential Input Voltage | VID | 100 | - | 600 | mV | (1) |
| Terminating Resistor | RT | 87.5 | 100 | 112.5 | Ohm | (1) |
| CMOS Input High Threshold Voltage | VIH | 2.7 | - | 3.3 | V | (1) |
| CMOS Input Low Threshold Voltage | VIL | 0 | - | 0.7 | V | (1) |
3.5 Backlight Electrical Characteristics (LED Driver)
| Parameter | Symbol | Min. | Typ. | Max. | Unit | Remark |
|---|---|---|---|---|---|---|
| LED String Current | Is | 22.5 | 25 | 27.5 | mA | 100% duty ratio of LED chip |
| LED String Voltage | Vs | 24.3 | 26 | 28.8 | Volt | (1) |
| LED Light Bar Power Consumption | PBLU | 4.05 | 4.32 | 4.59 | Watt | (2) |
| LED Life Time | LTled | 15,000 | - | - | Hour | If = 25mA (3) |
| Backlight ON Voltage (VBL-EN) | VBL-EN | 1.6 | 3.3 | 3.6 | V | - |
| Backlight OFF Voltage (VBL-EN) | VBL-EN | 0 | 0 | 0.6 | V | - |
| PWM High Level (VBL-PWM) | VBL-PWM | 1.6 | 3.3 | 3.6 | V | - |
| PWM Low Level (VBL-PWM) | VBL-PWM | 0 | 0 | 0.6 | V | - |
| PWM Control Frequency | FPWM | 0.1 | 1 | 20 | KHz | - |
3.6 Optical Characteristics
| Item | Symbol | Condition | Min. | Typ. | Max. | Unit | Note |
|---|---|---|---|---|---|---|---|
| Contrast Ratio | CR | Normal direction at center point | 2000 | 3000 | - | - | (1)(2) |
| Response Time (Ton+Toff) | Ton+Toff | Normal direction at center point | - | 30 | 35 | ms | (3) |
| Crosstalk | CT-127 | Normal direction at center point | - | - | 1.2 | - | (2)(5) |
| Luminance of White (5 points) | L | Normal direction at center point | 200 | 220 | - | cd/m² | (4) |
| Luminous Uniformity (5 points) | ΔL5 | Normal direction at center point | 80 | 85 | - | % | (4) |
3.7 Color Chromaticity (CIE1931) Characteristics
| Item | Symbol | Condition | Min. | Typ. | Max. | Note |
|---|---|---|---|---|---|---|
| White (Wx) | WX | Normal direction at center point | Typ.-0.03 | 0.313 | Typ.+0.03 | (2)(6) |
| White (Wy) | WY | Normal direction at center point | Typ.-0.03 | 0.329 | Typ.+0.03 | (2)(6) |
| Red (Rx) | RX | Normal direction at center point | Typ.-0.03 | 0.650 | Typ.+0.03 | (2)(6) |
| Red (Ry) | RY | Normal direction at center point | Typ.-0.03 | 0.338 | Typ.+0.03 | (2)(6) |
| Green (Gx) | GX | Normal direction at center point | Typ.-0.03 | 0.312 | Typ.+0.03 | (2)(6) |
| Green (Gy) | GY | Normal direction at center point | Typ.-0.03 | 0.615 | Typ.+0.03 | (2)(6) |
| Blue (Bx) | BX | Normal direction at center point | Typ.-0.03 | 0.150 | Typ.+0.03 | (2)(6) |
| Blue (By) | BY | Normal direction at center point | Typ.-0.03 | 0.071 | Typ.+0.03 | (2)(6) |
| Color Gamut | CG | Normal direction at center point | 68 | 72 | - | % NTSC |
3.8 Viewing Angle (Optical)
| Item | Symbol | Condition | Min. | Typ. | Max. | Unit | Note |
|---|---|---|---|---|---|---|---|
| Horizontal (Left/Right) | θH+ / θH- | CR≥10 | 80 | 89 | - | Deg. | (7) |
| Vertical (Top/Bottom) | θV+ / θV- | CR≥10 | 80 | 89 | - | Deg. | (7) |
3.9 Temperature Specifications
| Parameter | Symbol | Min. | Max. | Unit | Note |
|---|---|---|---|---|---|
| Source Driver IC | T_DRIVER | - | 115 | °C | (1) |
| PMIC | T_PMIC | - | 100 | °C | (1) |
| TCON IC | T_TCON | - | 105 | °C | (1) |
4. Interface Connection (Pin Description)
The LS156I06-L-V1 uses a 40-pin interface connector (CN1: 300E40-0010RA-G3-D or equivalent). The pinout includes a 2ch-LVDS interface, power supply pins for LCD and backlight, and control signals.
| Pin No. | Symbol | I/O | Description |
|---|---|---|---|
| 16 | RxE1- | I | Negative LVDS differential data input (Even data) |
| 17 | RxE1+ | I | Positive LVDS differential data input (Even data) |
| 18 | RxE2- | I | Negative LVDS differential data input (Even data) |
| 19 | RxE2+ | I | Positive LVDS differential data input (Even data) |
| 20 | GND | P | Ground |
| 21 | RxECLK- | I | Negative LVDS differential clock input (Even clock) |
| 22 | RxECLK+ | I | Positive LVDS differential clock input (Even clock) |
| 23 | GND | P | Ground |
| 24 | RxE3- | I | Negative LVDS differential data input (Even data) |
| 25 | RxE3+ | I | Positive LVDS differential data input (Even data) |
| 26 | GND | P | Ground |
| 27, 28 | LCD_VCC | P | LCD VCC (12V) |
| 29 | BIST | I | LCD self-test (Normal mode: NC or pull L; BIST mode: pull H) |
| 30 | BL_ENABLE | I | Backlight on/off (+3.3V Input) |
| 31 | BL_PWM DIM | I | System PWM |
| 32-35 | BL_POWER | P | LED Power Supply Input Voltage (12V) |
| 36-38 | GND | P | Ground |
| 39 | ID1 | - | Reserved PIN, Default 'H', Recommendation NC |
| 40 | ID2 | - | Reserved PIN, Default 'L', Recommendation NC |
5. Block Diagram
The module's block diagram shows the following signal flow: LVDS Input Signal goes to an LVDS RX + TCON (EK50210) + MLVDS TX controller, which then drives the TFT LCD Panel (1920×1080). A separate DC/DC Gamma Vcom block generates necessary internal voltages from the VDD supply. An LED Driver, powered by BL VCC, drives the LED Lighting Bar.
6. Application Scenario
The LS156I06-L-V1 is dedicated for Monitor products. Its 15.6-inch diagonal size with Full-HD (1920×1080) resolution, very high contrast ratio (3000:1 Typ.), ultra wide viewing angle (178°), and high color depth (72% NTSC) make it an ideal choice for standard monitors, all-in-one PCs, and professional display applications. The 2ch-LVDS interface provides a standard high-speed connection for video data.
7. Handling Precautions And Compliance
The LCD panel is made of glass and is fragile. The polarizer surface is easily scratched. The module should be handled with care to avoid applying pressure on the display area. ESD (Electrostatic Discharge) protection is mandatory throughout handling and assembly. The module should be stored in a clean, dry environment away from direct sunlight and corrosive gases. It is strongly recommended to read the full specification document (LS156I06-L-V1 Product Specification Revision 1.0) before integration and to test the module under application-specific conditions. The manufacturer disclaims liability for damages resulting from improper use or modification. The product is RoHS compliant.
