AT&T MERLIN LEGEND Release 3.1 Maintenance And Troubleshooting Manual page 250

Customer Support Information
Changes at Local Telephone Company. Your local telephone
company may make changes in its facilities, equipment,
operations, or procedures that affect the proper functioning of this
equipment. If they do, you will be notified in advance to give you an
opportunity to maintain uninterrupted telephone service.
Hearing Aid Compatibility. The custom telephone sets for this
system are compatible with inductively coupled hearing aids as
prescribed by the FCC.
Automatic Dialers. WHEN PROGRAMMING EMERGENCY
NUMBERS AND/OR MAKING TEST CALLS TO EMERGENCY
NUMBERS:
— Remain on the line and briefly explain to the dispatcher the
reason for the call.
— Perform such activities in off-peak hours, such as early morning
or late evening.
Direct Inward Dialing (DID). This equipment returns answer
supervision signals to the Public Switched Telephone Network
when:
— Answered by the called station
— Answered by the attendant
— Routed to a recorded announcement that can be administered
by the customer premises equipment user
— Routed to a dial prompt
This equipment returns answer supervision on all DID calls forwarded
back to the Public Switched Telephone Network. Permissible
exceptions are when:
— A call is unanswered
— A busy tone is received
— A reorder tone is received
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Maintenance and Troubleshooting