Step 2 – MetroCell system LED
If Then
The System LED is ON Skip to Step 3.
The System LED is OFF There could be a system error or backhaul network problem.
• Power down the MetroCell and wait 10 minutes.
• Power up the MetroCell and wait at least 15 minutes.
After performing the above, if System LED is ON, check to see if problem is resolved.
If not, call the AT&T Product Management Center at 877-996-7017 and enter the PIN
‘METRO’ (63876).
The System LED is BLINKING A software upgrade or an auto-configuration process may be in progress.
Wait until the upgrade or configuration is completed (up to 30 minutes).
If System LED is ON, check to see if problem is resolved.
If not, call the AT&T Product Management Center at 877-996-7017 and enter the PIN
‘METRO’ (63876).
Step 3 – Phone (Device) LED
If Then
The Phone (Device)
LED is ON
If you are unable to make calls, call the AT&T Product Management Center at
877-996-7017 and enter the PIN ‘METRO’ (63876).
The Phone (Device)
LED is OFF
• Check all cables and devices back to the power source and Ethernet router or switch.
• Replace any components that appear faulty.
If the problem is not resolved, call the AT&T Product Management Center at
877-996-7017 and enter the PIN ‘METRO’ (63876).
The Phone (Device)
LED is BLINKING
• If the System LED is also blinking, the MetroCell is initializing. Please wait up to 30 minutes
and check again.
• If the system LED is on, either maximum number of users is connected or there is
congestion in the internet access network.
• If the System LED is off, there may be an impairment in the Internet access network.
Check that the network is performing properly.
Step 4 – GPS LED
If Then
The GPS LED is ON
GPS location verification was successful. No action is required.
The GPS LED is OFF
GPS lock was not achieved but other means will be used to validate location.
The GPS LED is BLINKING
GPS location check is in progress. Wait until location check is completed (up to 30
minutes). If problem persists, call the AT&T Product Management Center at 877-996-7017
and enter the PIN ‘METRO’ (63876).
If you are still unable to complete calls and use data applications, please call the AT&T Product Management Center at
877-996-7017 and enter the PIN ‘METRO’ (63876)
AT&T MetroCell Installation Guide • February 2016 11
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