Table 1. LED and button descriptions
DescriptionLED
• Solid amber.The router is starting.
• Blinking amber.The firmware is upgrading, or the Reset button was pressed.
• Solid white.The router is ready.
• Blinking white.The firmware is corrupted.
• Off. Power is not supplied to the router.
Power
• Solid white.The Internet connection is ready.
• Solid amber.The router detected an Ethernet cable connection to the modem.
• Off. No Ethernet cable is connected between the router and the modem.
Internet
• Solid white.The 2.4 GHz WiFi radio is operating.
• Blinking.The router is sending or receiving WiFi traffic.
• Off.The 2.4 GHz WiFi radio is off.
2.4 GHz WiFi
• Solid white.The 5 GHz WiFi radio is operating.
• Blinking.The router is sending or receiving WiFi traffic.
• Off.The 5 GHz WiFi radio is off.
5 GHz WiFi
• Solid white. A USB device is connected and is ready.
• Blinking. A USB device is plugged in and is trying to connect.
• Off. No USB device is connected, or someone clicked the Safely Remove Hardware button and it
is now safe to remove the attached USB device.
USB 3.0 port 1 and USB
3.0 port 2
• Solid white. An eSATA device is connected and is ready.
• Blinking. An eSATA device is plugged in and is trying to connect.
• Off. No eSATA device is connected.
eSATA
Hardware Setup
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Nighthawk X4S AC2600 Smart WiFi Router