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Troubleshooting
If your NT1 ACE does not operate properly, please check
the lists of symptoms and solutions below. For further assis-
tance, please contact ADTRAN technical support at 888-
4ADTRAN.
POWER indicator does not illuminate.
• Verify power connection.
• Move power supply to another circuit.
• Call ADTRAN technical support for assistance.
ERROR indicator illuminated; READY indicator flashes
at a faster 8 Hz rate.
Network activation failure:
• Wall jack wiring is incorrect: Check wall jack.
• Problem with ISDN line: Contact telephone com-
pany.
ERROR indicator illuminated; READY indicator flashes
at a slower 1 Hz rate.
Local bus failure:
• TE not connected: Connect TE.
• TE not receiving power from NT1: Consult TE doc-
umentation.
• TE not terminated properly: Review the section
Setting the Option Switches on page 4.
61203019L1-1
NT1 ACE User Manual
NT1 ACE User Manual
11
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