-25-
Document Name
AI7688H
Reference Manual
Version
V 2.0
Date 2019/08/08
The Wi-Fi LED state is an important indicator for troubleshooting network
configuration issues - here's a list of common errors and how to fix them.
LED state
Problem
Fixes
After switching to Station
mode, the Wi-Fi LED keeps
blinking twice per second,
then switches off
It has failed to join
the Wi-Fi network
you assigned
Press the Wi-Fi button for at least 5
seconds and release to restore the Wi-Fi
mode to AP. Re-connect and re-configure
the Wi-Fi settings accordingly.
After Reset device, the
Wi-Fi LED doesn’t blink at all
The bootloader is
corrupted or the
on-board flash is
damaged
The device is bricked. You need to
re-program the flash using an external
hardware flash programmer.
Wi-Fi LED lights up
(doesn’t switch off)
Linux has failed to
initialize properly
This is usually caused by a damaged
system image or corrupted Wi-Fi driver.
You can resolve this by upgrading the
firmware using a USB drive.
Wi-Fi LED blinks once after
reset, but does not light up
It failed to load Linux
kernel
This is usually caused by a damaged
system image. You can resolve this by
upgrading the firmware using a USB drive.
