Table of Contents
Advertisement
8: Technical Specifications
•
LED operation
•
Radio frequency and
electrical
specifications
•
Environmental
specifications
•
Sending GSM
commands to the
network
Rev 2.1A Jun.04
This chapter describes the operation of the LED and provides
technical data for the AirCard
card.
LED operation
The AirCard has a single LED (Light Emitting Diode) located
on the antenna end of the card beneath the SIM slot. The color
(red, green or amber) and state (off, on solid, or blinking) of the
LED indicate the connection status as follows:
Table 8-1: LED operation
LED state
How to interpret
Solid
The AirCard is powering up, or a firmware
a
amber
download is in progress.
Blinking
The AirCard is scanning for service.
amber
Blinking
The AirCard is in service and registered on the
green
network.
Solid green
A voice call is in progress.
Blinking red
There is a hardware problem.
Off
The AirCard is powered down.
a. The LED is red/green. The amber color occurs when both red and
green are lit.
®
700 Series wireless network
53
Advertisement
Table of Contents
