Troubleshooting Chart
Overview
If malfunctions occur, for instance, such that you can no longer ac-
cess the user interface of the FRITZ!Box, first try to solve the problems
using the following tables.
Troubleshooting Chart
Problem Cause Solution
LEDs not on Power supply in-
terrupted
• Make sure the power supply
unit is connected properly.
• Try plugging in a different de-
vice to make sure that the elec-
trical outlet is active.
Computer’s
wireless adapter
not ready for op-
eration
Switch on your computer’s wire-
less adapter. For details, consult
the manual of your computer.
Wi-Fi network
of the FRITZ!Box
switched off
If the WLAN LED is off, press the
WLAN button on the FRITZ!Box.
Hold the button down until the
WLAN LED begins flashing.
Computer can-
not find the Wi-
Fi network of the
FRITZ!Box
Enable the Name of the Wi-Fi
network visible function (Wi-Fi >
Wi-Fi Network) in the FRITZ!Box
user interface.
Cannot establish
a Wi-Fi connec-
tion
Incorrect net-
work key
Enter the correct network key (Wi-
Fi > Security).
FRITZ!Box 7590 AX 280
Malfunctions
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