User guide

44 Using Your Device
Ec/Io is a dimensionless ratio of the average power of a channel, typically the pilot channel, to
the total signal power.
CINR stands for Carrier to Interference-plus-Noise Ratio and is a measurement of signal
effectiveness.
The first table also shows the type(s) of 3G service you have: 1X, 1xEV-DO, or both. (To
determine whether you have EV-DO Rev. 0 or Rev. A service, use the text near the 3G icon; see
“Mobile Broadband Information and Settings” on page 44.)
●
Scan for 4G button (available only if 4G is in power save mode — the LCD of the device displays
“Power Save Mode. 4G Network not found”). Click this button to search for and attempt to connect
to a 4G network. (Whether or not a connection to 4G occurs depends on the WAN Mode setting;
see “Setup Panel” on page 80.)
Tip: If 4G is in power save mode, you can also scan for 4G from the “Network Status” LCD information
screen. (See “LCD Information Screens” on page 17.)
See also “Improving Signal Strength” on page 126.
Mobile Broadband Information and Settings
The 3G or 4G icon indicates the service and connection state. Note that only one icon is shown (the
active network).
or
You have no service. Try the suggestions in “Cannot Connect to the 3G or 4G
Network” on page 135.
or
You have service but are not connected.
or
You have service and are connected.
The text next to the icon displays the connection status, for example, “No service,” or “Connected.”
Click the icon to display the Mobile Broadban
d Information window. The window displays:
● The activ
e network — the network that is currently being used for your data connection. For
example, “4G” or “3G (EVDO Rev A).”
● 3G
and 4G status. For example, “Connected.”
●
Connection Preferences (if you’re logged in).