Nighthawk AC1900 WiFi Cable Modem Router
Hardware Setup
User Manual
9
Front Panel
The modem router has status LEDs and buttons on the front.
Power LED
Downstream LED
Upstream LED
Internet LED
WPS button / LED
WiFi On/Off button
5 GHz LED
2.4 GHz LED
Ethernet LED
Figure 2. Modem router front view
You can use the LEDs to verify status and connections. The following table lists and
describes each LED and button on the front panel of the modem router.
LED
Description
Power
• Green
. Power is supplied to the modem router.
• Off
. No power is supplied to the modem router.
• Solid
red
. Thermal cutoff mode. Power off the unit, let it cool, and move it away from
heat sources (such as a TV, DVD player, or speakers) and keep it vertical in open air.
Downstream
•
Solid amber. One downstream channel is locked.
• Solid
green
. Two or more downstream channels are locked.
• Blinking
green
. The modem router is scanning for a downstream channel.
• Off
. No downstream channel is locked.
Upstream
•
Solid amber. One upstream channel is locked.
• Solid
green
. Two or more upstream channels are locked.
• Blinking
green
. The modem router is scanning for an upstream channel.
• Off
. No upstream channel is locked.