1. Scope of application
This technical manual is only applicable to the third generation outdoor P3.91 combined with 500*500 die-cast aluminum box.
2. Product Description
2.1. Outdoor surface full color P3.91 is mainly composed of modules, power supply, control system, cables, power cords, and die-cast aluminum box assembly;
2.2. This die-cast aluminum box module contains a driver chip and an input buffer chip, which is connected to the LED display control system.
Can display video, image and text information, etc.;
2.3. This box can be spliced in horizontal and vertical directions, and the factory will be configured: normal, left-handed, right-handed, and inverted, a total of 4
load files to form display screens of different sizes;
2.4. Features of the box:
Ultra-light - light weight, extremely easy to install; high contrast can achieve good display effect;
Ultra-thin - The box is made of die-cast aluminum, with high strength, strong toughness and difficulty in deformation, saving labor for transportation;
Compatible - a brand new structural design that meets lifting and stacking requirements, and meets indoor and outdoor requirements;
Quick - the box is connected to the upper, lower, left and right sides with fast locking structure, with high installation accuracy;
Reliable - High strength and hardness, good heat dissipation effect;
3. Product introduction
3.1.Die parameters:
Package | color | brand | brightness | life | Refresh frequency |
Copper wire | RGB | Hongsheng/Jingtai/Guoxing | ≥4500cd/㎡ | 100000h | ≥1920Hz/3840Hz |
3.2. Module parameters:
Module parameter | Pixel spacing | 3.91mm | Pixel density | 65410/ M2 |
Pixel composition | 1R1G1B | Module resolution | 64*64=4096Dots |
Dimensions (length*width*thickness) | 250*250*17mm | Kit material | Polycarbonate Grade A |
iC | 2038S/16208/2153/6363 | Refresh frequency | ≥1920Hz/3840Hz |
Input voltage | 5V | *** Current | 8A±0.1A |
Module power | ≤16W | Driver method | 1/16 Scan |
3.3. Box parameters:
Box parameter | Box specifications (width*height*thickness) | 500mm*500mm*80mm |
Box resolution | 128*128=16384Dots |
Box area | 0.25 ㎡ |
Box weight | ≤6KG |
Power consumption (module power * number of modules per box) | 136W |
Average power consumption (1/2 of power) | 68W |
3.4. Screen parameters:
Screen parameter | brightness | 4500cd/㎡ | Brightness uniformity | >0.95 |
Horizontal viewing angle of the screen | 170±5 ° | Vertical viewing angle of the screen | 170±5 ° |
Sight range | ≥3.91m | Blind Spot Rate | Less than 5% of ten thousand |
Power consumption | 544w | Usage environment | outdoor |
Average power consumption | 272w | Flatness | ±1mm |
Aerial plug-in method | One-sided throwing line | Signal method | Direct insert |
3.5. Control system parameters:
control system parameter | Receive card | Nova/Lingxing Rain/Calite | Send card | Nova/Lingxing Rain/Calite |
Brightness adjustment | Level 256 manual/automatic | Show color | 4398 billion |
Refresh frequency | 1920Hz/3840Hz | Frame change frequency | ≥60 frames/second |
Video processor | Standard: Carlett or Nova |
4. Real-life photo introduction




5. Real photos of accessories
5.1 Module

5.2. Power supply

5.3. Receive card

5.4. Line

5.5.Aviation plug cables and signal cables
Luminous net cable


5.6. Screws and fixing pieces


5.7. Aircraft Box


5.8. Distribution box


5.9. Day Stand

5.10. Counterweight


5.11. Loading slide