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7: Technical Specifications
•
LED operation
•
Radio frequency and
electrical
specifications
•
Environmental
specifications
Document 2130972. Rev 1.0 Apr.08
This chapter describes the function of the LEDs, and provides
technical product data for the USB modem.
LED operation
The modem has two LED lights. The LEDs operate as follows:
Table 7-1: LED operation
LED
State
Indicates
Off
The modem has no power. You have powered
off the modem, or the modem is not completely
inserted into the USB slot, or the computer is in
suspend mode (Windows) or sleep mode
(Mac), which powers down the modem.
Blue, not
The modem has power and is working
blinking
properly.
Blue,
The modem's
not remove the modem.
blinking
Amber,
The modem is searching for service.
blinking
If this LED state persists:
•
Ensure the modem is properly connected
to your computer.
•
If you are inside a building or near a
structure that may be blocking the signal,
change the position or location of your
computer.
•
You may be able to improve the signal
strength, by attaching an external antenna
(page
•
Ensure you are within the CDMA network
coverage area. For coverage information,
contact your service provider.
•
Check with your service provider—a
network or account problem may be
preventing the wireless device from
obtaining service.
Amber, not
An error has occurred. Remove the modem
blinking
(page
23) and reinsert it.
is being updated. Do
firmware
26).
7
49
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Troubleshooting
