3mm Blue Through-Hole LED Shenzhen Best LED Opto-electronic Co.,Ltd , https://www.bestsmd.com
Firmware download address: http://pan.baidu.com/s/1gdziFuz
I. Preparation
1.The SD card is formatted as FAT format, other formats can not be
2. The official website to download the C3 dual-core version of the firmware into the format of the SD card root directory (is not to create a folder in the formatted SD card, drag directly to the SD card on the line)
3 disassemble tools a waste bank card on the line
Second, open the bottom cover
1. The bottom cover of the open-bottom C3 dual-core version does not have any screws. It is entirely a buckle design. Therefore, dismantling only requires a waste bank card or other hard card. 
2. Insert the card into the slot and snap it in the center of each side. Gently lift it up. 
3, slowly open the four directions of the buckle. 
4. After opening, you will see the internal structure of the open Bor C3 dual-core version. 
5, the interior is quite simple, green circuit board. 
6, find the black button in the figure below, ready to brush machine. 
Third, the mandatory brush
1. Connect the monitor, insert the SD card, press and hold the black button on the circuit board, connect the power adapter, until the brush interface appears on the display to release the black button (this step is critical, otherwise you can not enter the brush interface) 
2, brush machine interface, although it is English but not difficult to understand. 
3, a brush machine used to Shuangqing, first from the line in the photo point. 
4. Select YES to clear. After the cleaning is complete, you will go back to the Brush interface, select the wipe cache partilion, and clear the data. 
5, select the brush to start. 
6. After the brushing is completed, "Update rkimage complete" will be displayed. Select the first line to restart the system. 
7. After the restart, Kaibor C3 successfully entered the system interface. At this time, unplug the SD card and set the network to OK. 
3mm Blue Through-Hole LED widely used for indicator LED, die hole LED and 3mm round blue with lamp holder because of the high brightness and the small size.
Angle of 3mm Blue Through-hole LED: 15 degrees, 30 degrees, 45 degrees, 60 degrees, 120 degrees are available.
We supply kinds of 3mm Through-hole LED with different wavelength from 365nm to 1550nm, which include the visible LED and the invisible LED.
In this catalog, we mainly introduce the 3mm Blue Through-Hole LED.
3mm Through-hole LED, we supply 3mm blue LED with water clear lens, 3mm blue LED with blue clear lens and 3mm blue LED with blue diffused lens. We also supply 4mm blue LED with water clear lens, 4mm blue LED with blue clear lens and 4mm blue LED with blue diffused lens.
For the pin of 3mm blue through-hole LED, we also have a lots of choice on it. For example: 3mm blue Through-hole LED flat pin, 3mm blue Through-hole LED curved pin, 3mm blue Through-hole LED braided pin ect.
For the bringhtness of 3mm blue through-hole LED, we have three level: common bright 3mm blue through-hole LED, super bright 3mm blue through-hole LED and ultra bright 3mm blue through-hole LED.
For the raw materials, we use the LED chip from Taiwan Epistar, Tyntek, Optotech. The stability of our products have been recognized by all of our custom.
Kaibul C3 compulsory brush tutorial attached firmware download [text]
What if you fail to start Bor C3 startup? Always stuck in the boot interface how to do? Do not worry, this requires you to force the brush. Next, together with Xiao Bian, I learned about how to operate the Compressor c3's Compulsory Brush.