Nortel Networks BCM1000 Checking for dial tone at the ATA 2, Checking for trunk line dial tone to the ATA 2

166 Chapter 14 Troubleshooting
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Checking for dial tone at the ATA 2
Check to ensure there is dial tone from the set and from the ATA 2 module.
1If there is no dial tone, replace a single-line telephone for the data communication device.
2If there is no dial tone at the ATA 2 unit:
aDisconnect the line side of ATA 2. Connect an Business Communications Manager
telephone to the ATA 2 port.
bCheck that the connection from ATA 2 to the Business Communications Manager
hardware is functioning correctly (the telephone has dial tone).
Checking for trunk line dial tone to the ATA 2
Use the following steps to check for trunk line dial tone to the ATA 2.
1Disconnect ATA 2 external line from the Business Communications Manager hardware and
connect the data device directly to this external line.
2Make a call.
3If the problem continues, the device or the external line is possibly at fault.
4Plug the device into a different line.
5If the problem continues, the device is possibly at fault.
For more information about ATA 2, contact your customer service representative.