TOA Electronics OVATION U720 - Manual (Page 46)

40 Section 2B: Sprint Connection Manager Software
LED Overview
Your Sprint Mobile Broadband USB modem by Novatel
Wireless, Ovation U720, has two LED lights located near the
antenna of the device. The lights operate as follows:
LED Behavior Indicates
Off (no light) The device has no power. The
device may not be completely
inserted into the computer.
Green (solid) The device is powered but is not
transmitting or receiving data.
Green (blinking slowly) The device is powered and is
searching for the network.
Green (intermittent blinking) The device is powered,
connected, and is sending or
receiving data.