ZyWAN User Manual
Getting started with your ZyWAN
© 2008 Arcom Issue D
17
LED indicators
The ZyWAN has three LED lights which indicate the following:
Position
Indicates
Display explanation
Top
Power and GPS
Off = ZyWAN not powered.
On = During startup of ZyWAN.
Slow blink = ZyWAN running, but no GPS
lock. Slow blink is approximately one blink
every 2 seconds.
Fast blink = ZyWAN running, and GPS
position lock obtained.
Middle
Cellular Connection Status Off = Cellular interface not started (ppp0 not
present).
On = Cellular interface started, network
communication ability probable. (This
doesn’t necessarily guarantee that
communication can occur. For instance,
when the interface is established but the
device goes out of range of cellular
coverage, the light may still indicate a solid
On condition.)
Slow blink = Received data activity detected
on cellular network.
Bottom
WiFi Connection Status
Off = WiFi interface not started (wlan0 not
present).
On = WiFi interface started, network
communication ability probable. (This
doesn’t necessarily guarantee that
communication can occur. For instance,
when the interface is established but the
device goes out of range of WiFi coverage,
the light may still indicate a solid On
condition.)
Slow blink = Received data activity detected
on WiFi network.
Summary of Contents for ZyWAN
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