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