4D-Link DIR-2640 User Manual
Section 1 - Product Overview
Hardware Overview
LED Indicators
1 2 3 4 5 6
1 Power
Solid Blue The device is on and the system is healthy.
Solid Orange The device is booting up or performing the factory reset process.
Blinking Orange The device is under recovery mode.
2 Internet
Solid Blue The Internet port connection is established.
Solid Orange The device cannot connect to the Internet.
Blinking Orange The device is undergoing the rmware upgrade process.
3 Wireless (2.4 GHz)
Blue The 2.4 GHz wireless band is enabled.
Blinking Blue The device is processing WPS.
4 Wireless (5 GHz)
Blue The 5 GHz wireless band is enabled.
Blinking Blue The device is processing WPS.
5 Super Speed USB Solid Blue A USB storage device is connected to the USB 3.0 port.
6 USB Solid Blue A USB storage device is connected to the USB 2.0 port.
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