Owner's Manual

Table 1. Front panel LED descriptions
LED Description
Power • Solid amber. The unit is starting up after being powered on.
• So
lid green. The power is on and the router is ready.
• Blinkin
g amber. A firmware update is in progress.
• Blinking green. The firmware is corrupt.
• Off.
Power is not supplied to the router.
Internet • Solid amber. The IP address was not acquired.
• So
lid green. IP address was received. The router is ready to transmit data.
• Off. No Ethe
rnet cable is connected between the router and the modem.
2.4 GHz
• Solid green. The wireless radio is operating.
• Off. The
wireless radio is off.
5 GHz
• Solid blue. The wireless radio is operating.
• Off. The
wireless radio is off.
LAN ports
1–
4
• Solid green. The LAN port detected a 1,000 Mbps link with an attached device.
• Solid amber. T
he LAN port detected a 10/100 Mbps link with an attached device.
• Off. No link is detected on this port.
USB 
(2 LEDs)
• Solid green. The router has accepted the USB device.
• Blinking green. The USB device is in use.
• Off.
No USB device is connected, or the Safely Remove Hardware button was clicked, and it
is now safe to remove the attached USB device.
Hardware Setup
10
N900 Wireless Dual Band Gigabit Router R4500
The WiFi On/Off and WPS buttons toggle the wireless and WPS functions on and off.
•
WiFi On/Off button. Pressing and holding the WiFi On/Off button for 2 seconds
turns on and off the 2.4 GHz and 5 GHz wireless radios. If the 2.4 GHz and 5 GHz LEDs
are lit,
the wireless radios are on. If these LEDs are off, the wireless radios are turned off
and you cannot connect wirelessly to the router.
•
WPS button. Use this button to use WPS to add a wireless device or computer to
your wireless network. The LED below the WPS button blinks green when the router is
trying to
add the wireless device or computer. The LED stays solid green when wireless
security is enabled in the router.