Table 8. LED descriptions (error conditions)
DescriptionIcon or LED BarsDesignation
Power LED bar blinks amber fast and individual Signal Strength LED bars light solid
green. For information, see Power LED Bar Blinks Amber Fast and an Individual Signal
and Strength LED Bar Lights Solid Green on page 85.
Power
Off.The modem is not connected to and is not searching for a mobile broadband service.
Individual Signal Strength LED bar lights solid green, other Signal Strength LED
bars are off. For information, see Power LED Bar Blinks Amber Fast and an Individual
Signal and Strength LED Bar Lights Solid Green on page 85.
Signal
Strength
Power LED Bar Is Off
If the Power LED bar is off and other LED bars are also off when you turn on the modem, do the following:
• Check that the power On/Off button on the back is in the On position, that is, it is pressed in.
• Check that the power cord is correctly connected to your modem and that the power supply adapter is
correctly connected to a functioning power outlet.
• Check that you are using the 12 VDC 1.0A power adapter that NETGEAR supplied for this product.
If the error persists, most likely a hardware problem occurred. For recovery instructions or help with a
hardware problem, contact technical support at netgear.com/support.
Power LED Bar Blinks Amber Fast and an Individual Signal and
Strength LED Bar Lights Solid Green
If the Power LED bar blinks amber fast and an individual signal strength bar lights solid green while
others are off, one of the conditions that is described in the following table occurred. Bar 1 is the shortest
and leftmost bar. Bar 5 is the tallest and rightmost bar.
Table 9. Error conditions indicated by the Signal Strength LED bars
Possible SolutionBar 5Bar 4Bar 3Bar 2Bar 1Condition
Turn off the modem for a while and move the modem to
a location with a moderate temperature.
GreenOffOffOffOffSystem too hot
Make sure that you use the power adapter that came in
the product package.
OffGreenOffOffOffSystem over voltage
Turn off the modem for a while, and then turn it back on.
If the condition does not improve, contact technical support
at netgear.com/support.
Install or reinstall the micro SIM card.OffOffGreenOffOffMicro SIM card out or
not correctly installed
Alerts and Troubleshooting
85
LTE Modem LB1120 and LB1121
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