1. Preparing 1.1. Pre-requisites 1) Prepare an image compressed file. Its name will be like ACLinux_4.9_{OS_IF}.{PLF_IF}.{PJ_IF}.{BN}.tar.gz {OS_IF} is OS Information; e.g. ACLNX49D which ACLNX means ACLinux, 49 means ACLinux 4.9 and X means Desktop version. II. {PLF_IF} is Platform Information; e.g. NV03 III.
1.2. In Linux Host 1) Unzip image compression file on Ubuntu Host PC. $ tar -zxvf ACLinux_4.9_{OS_IF}.{PLF_IF}.{PJ_IF}.{BN}.tar.gz 2) Connect Host PC and BOXER-8221AI-B via micro USB. 3) Press and hold down the recovery button and then connect the power supply. Please release the recovery button after two seconds.
2. To Flash Image 2.1. Flash Image to Board 1) Type [Ctrl] + [Alt] + [t] to open terminal on Ubuntu Host PC. 2) Enter the bootloader folder that you unzip. 3) Execute script to flash image. $ sudo ./flashall.sh 4) Flash image complete.