AT&T 555-230-894 Marine Radio User Manual


 
Test Telephones and Other Equipment
10-2 Issue 1 September 1995
and Wire Telephones and Other Equipment"
, administer it using the procedures
in the United States English book,
DEFINITY Communications System Generic 3
Implementation,
555-230-655, and test it using the procedures in this chapter.
The following tests are acceptance tests or sanity tests and they provide some
assurance the system will perform properly after installation and administration. If
problems occur or more extensive or specific tests are required, refer to the
United States English book,
DEFINITY Communications System Generic 1 and
Generic 3i/s/vs Maintenance
, 555-204-105.
Make Test Calls (Single-Cabinet
Switch)
Description
Make two calls from one telephone to another telephone. Make the first call by
dialing a telephone and make the second call by dialing a trunk access code
and a listed directory number (LDN).
Procedure
1. Select a working telephone and pick up the receiver. Dial tone is heard.
2. Dial the extension number of another working telephone. Ringback is
heard through the earpiece of the test telephone.
3. Answer the call at the called telephone. The conversation must be
satisfactory.
4. Hang up both telephones.
5. At the test telephone, pick up the receiver. Dial tone is heard.
6. Dial the trunk access code. Dial tone is heard.
7. Dial a listed directory number (LDN) for a working telephone. Ringback is
heard through the earpiece of the test telephone.
8. At the called telephone, answer the call. The conversation must be
satisfactory.
9. Hang up both telephone.