TP-LINK TL-WN821N User Manual
TL-WN721N/TL-WN722N/TL-WN821N
Wireless N USB Adapter
3
1.3 Hardware Overview
LED status:
Status
Working Status
On
The driver has not been installed.
Flashing Slowly
The driver has been installed but no data is being transmitted or
received.
received.
Flashing Quickly
Data is being transmitted or received.
)
Note:
When the adapter failed to connect to a wireless network, the LED may be off. Please choose
your network and try to connect again.