22
means the updating process begins.
After finishing the updating, the screen shows words “upgrade success”, as the picture below.
Way 2
：
①
Connect AO1X with PC by 9D to 6pin serial
.
②
Consult point
②
of Way 1,
，
Open relevant CRT in PC and open CR
③
Demount the back cover of AO1X, you can see the boot in the short circuit mainboard, as below.
④
Put all TF card into the card slot.
⑤
Start AO1X, after about 3 to 5 seconds, the short circuit will be solved.
CR shows the information below
（
just like Way 1
）
:
此处为
boot
脚
升级成功！
！
Upgrade success!
升级中，请勿断电！
UPGRADING…
DON’T POWER OFF!!
