"Connection Fail : Err-20" appears on the LCD Display Screen. What does it mean?
The machine is still trying to connect to your wireless network.
Please wait a few minutes.
When the wireless LAN connection is established, Connected to WLAN message appears on the LCD screen.
While connected, the strength of the signal is indicated by the blue icon in the upper-left corner of screens such as the home screen.
|: Strong signal|
|: Medium signal|
|: Weak signal|
|: No signal|
Also, you can check the wireless LAN status in the Network menu.