Additional maintenance procedures
Analog tie trunk back-to-back testing
386
Maintenance Procedures
December 2003
Simplex mode test procedure
1
Repeat steps 1 through 7 of the
Table , E&M mode test procedure, on page 382
2
Set the dip (option) switches for each of the two ports to be tested on the Tie Trunk circuit pack to
simplex mode.
26
R5
27
28
29
30
31
T6
32
R6
32
33
34
36
37
T7
38
R7
39
40
41
42
43
T8
44
R8
45
46
47
48
49
50
Table 90: Carrier lead appearances MDF
110 connecting
block terminals
CO Trunk TN747
Tie Trunk TN760
(2 of 2)
Summary of Contents for CMC1
Page 1: ...Maintenance Procedures 555 245 103 Issue 1 1 December 2003 ...
Page 14: ...Contents 14 Maintenance Procedures December 2003 ...
Page 416: ...Additional maintenance procedures IP Telephones 416 Maintenance Procedures December 2003 ...
Page 426: ...Index X 426 Maintenance Procedures December 2003 ...