Nortel QPC471, Руководство по установке

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ix
DTI/CPI Installation and data administration
List of tables
Table 1
QPC472 transmission equalization SW2 switch settings for DTI . . . .
5
Table 2
QPC472 DTI external connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5
Table 3
QPC720 transmission equalization SW2 switch settings
for PRI/DTI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
7
Table 4
SW3 options for the QPC720 PRI/DTI . . . . . . . . . . . . . . . . . . . . . . . .
8
Table 5
QPC720 PRI external connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
8
Table 6
DTI cables and cable lengths . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
10
Table 7
Possible card locations by system . . . . . . . . . . . . . . . . . . . . . . . . . . . .
11
Table 8
Cable connections to the Clock Controller, Network, Patch panel,
I/O panel, and Echo Canceller . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
12
Table 9
DTI-to-Echo Canceller pin assignments . . . . . . . . . . . . . . . . . . . . . . .
27
Table 10
Operating parameters for the Echo Canceller . . . . . . . . . . . . . . . . . . .
27
Table 11
Settings for the 24 channels on the Echo Canceller . . . . . . . . . . . . . . .
28