31
Troubleshooting
General
Problem Possible Solution
None of the LED
lights on the face
of the device are
illuminated
• Make sure there is AC power to the AT&T Wireless Internet
device. Do not connect to an AC outlet controlled by a wall
switch.
• Press the On/O button (on the back of the device) so
that it is in the ON position (depressed). The Power light
should turn solid green.
Network Status
Indicator light is
solid red
• Move your device to another area with sucient network
signal (three [3] to four [4] bars).
Network Status
Indicator light is
blinking red
• The SIM card may be missing or not installed properly.
1. Remove the battery compartment cover, then remove
the backup battery.
2. Locate the SIM card slot. Insert the SIM card into the
slot. The SIM card will click and lock in place when
properly installed in the correct orientation.
• The SIM card may be invalid or damaged and may need to
be replaced. For a replacement SIM card, take your AT&T
Wireless Internet device to your local AT&T store, or call AT&T
Customer Care at 1-800-331-0500.