ZyXEL Communications NBG420N User Manual

NBG420N User’s Guide

The following tables summarize the NBG420N’s hardware and firmware features.

Table 113   Hardware Features

Dimensions (W x D x H)  115 x 162 x 33 mm

Weight

230g

Power Specification

Input: 120~240 AC, 50~60 Hz
Output: 12 V DC 1 A

Ethernet ports

Auto-negotiating: 10 Mbps or 100 Mbps in either half-duplex or full-duplex 

mode.
Auto-crossover: Use either crossover or straight-through Ethernet cables.

4-5 Port Switch

A combination of switch and router makes your NBG420N a cost-effective 

and viable network solution. You can add up to four computers to the 

NBG420N without the cost of a hub when connecting to the Internet through 

the WAN port. You can add up to five computers to the NBG420N when you 

connect to the Internet in AP mode. Add more than four computers to your 

LAN by using a hub.

LEDs

PWR, LAN1-4, WAN, WLAN, WPS

Reset Button

The reset button is built into the rear panel. Use this button to restore the 

NBG420N to its factory default settings. Press for 1 second to restart the 

device. Press for 5 seconds to restore to factory default settings.

WPS button

Press the WPS on two WPS enabled devices within 120 seconds for a 

security-enabled wireless connection.

Antenna

The NBG420N is equipped with two 1.8dBi (2.4GHz) detachable antennas 

to provide clear radio transmission and reception on the wireless network. 

Operation Environment

Temperature: 0º C ~ 40º C
Humidity: 20% ~ 95% RH (Non-condensing)

Storage Environment

Temperature: -20º C ~ 60º C
Humidity: 20% ~ 95% RH (Non-condensing)

Distance between the 

centers of the holes on 

the device’s back.

120 mm

Screw size for wall-

mounting

M4 Tap Screw