User guide

7
Rear Panel
The CH6640E (shown above) rear panel contains the following cabling port and
connectors:
Item Description
1 TEL 1
TEL 2
VoIP connection for a single telephone. Two sets of telephone can be
supported.
2 ETHERNET
1 2 3 4
Use any Ethernet port to connect an Ethernet-equipped computer, hub,
bridge, or switch using an RJ-45 cable.
Activity LED - Green LED defines the activity of the Ethernet connector.
When LED is ON, this indicates that there is no data traffic and a
connection is stabilized.
When LED is FLASHING, this indicates that there is data being
transmitted upstream or downstream.
When LED is OFF, this indicates that the unit is not powered or there is no
Ethernet connection.
3 RESET
Press and hold the RESET button for five seconds or longer to restore
CH6640E/CG6640E to factory default settings. After factory default
settings are restored, the gateway will restart and may take 5 to 30
minutes to find and lock on the appropriate communication channels.
4 USB
USB host port for print server or network storage function
5 CABLE
Connect the CH6640E/CG6640E to a cable wall outlet.
6 POWER
SWITCH
Switch gear for power on/off the CH6640E/CG6640E.
7 POWER
Provide power to the CH6640E/CG6640E.