11 Listen for ringback tone.
> If there is ringback tone, go on to step 12.
> If there is no ringback tone, hangup and repeat
steps 8 and 9 for any other ports being tested.
When all ports have been tested, go on to step 17.
12 Pickup the handset at station B.
> If you are connected to station B, hang up and go
onto step-13.
> If you are not connected to station B, hang up and
repeat steps 8 and 9 for any other ports being
tested. When all ports have been tested, go onto
step 17.
13 Go off-hook on station B.
> If you hear dial tone, go on to step 14.
> If you do not hear dial tone, go on to step 17.
14 Dial station A.
> If the tie line does not drop (within five seconds),
go on to step 15.
> If the tie line drops within five
step 17.
15 Listen for ringback tone.
> If you hear ringback tone, goon to step 16.
> If you do not hear ringback tone, go to step 17.
16 Pickup the handset at station A.
> If you are
connected to station A, the tie line is
good. Go
on to step 17.
> If you are
not connected to station A, go on to step
17.
4-14 Tie Line Troubleshooting
Содержание administration and
Страница 1: ...AT T 518 600 016 MERLIN II COMMUNICATIONS SYSTEM Installation Administration and Maintenance Manual ...
Страница 40: ...FIGURE 1 9 System architecture Theory of Operation 1 37 ...
Страница 175: ...Top cover Front cover FIGURE 2 27 Control unit covers Testing the System 2 107 ...
Страница 177: ...Top cover E m p t y m o d u l e FIGURE 2 28 Installing the control unit top cover Testing the System 2 109 ...
Страница 179: ...Front cover E m p t y module FIGURE 2 29 Installing the control unit front cover Testing the System 2 111 ...
Страница 211: ...FIGURE 3 I A MERLIN II System Display Console The Administrator Attendant Console 3 3 ...
Страница 213: ... FIGURE 3 2 A BIS 34D Console The Administrator Attendant Console 3 5 ...
Страница 217: ...1 1 FIGURE 3 3 Administration Menu for MERLIN II System Release 3 The Administrator Attendant Console 3 9 ...
Страница 218: ...t FIGURE 3 4 Administration Menu for MERIJN II System with Feature Module 2 3 10 The Administrator Attendant Console ...
Страница 331: ...General Tests 4 55 Reaming the Control Unit 4 55 Testing Outside Lines 4 56 ...
Страница 389: ...Section 5 Ordering Information Ordering Information 5 1 Product Listing 5 1 Ordering Information 5 1 ...