Upgrade Spark by USB
1. We only recommend Kingston USB stick, we donít support USB hard disk
2. Please make sure your USB stick only have 1 partition and the file system is
3. Set default booting system to [spark].

Upgrade Step:

1. Make sure [C:/spark] is exist, if not, please create this folder.
2. copy [mImage] and [userfsub.img] to [C:/spark]
3. Connect USB stick to STB
4. Keep Pressing [OK] Button in Front Panel, then power on STB.
5. After 5 seconds, you will see [Forc] in LED, release [OK] button and press
[Right] Button.
6. if everything OK, You will see [U LD] shining in LED
7. if upgrade success, You will see [SUCC] and STB reboot automatically
8. If upgrade not finishes in 5 minutes, then there must be something wrong, please
check your configuration and re-try.