Line Compensation Settings - Lucent Technologies MERLIN LEGEND Release 6.0 System Planning Manual

MERLIN LEGEND Communications System Release 6.0
System Planning 555-660-112
3 Lines/Trunks
Selecting Line/Trunk Options
2. Under the Type of Service heading, check PRI. (During programming, PRI
must be selected here before the PRI options information is entered. When
it is selected, the system restarts.)
3. Under the Switch Type (PRI Service Only) heading, check the PRI switch
type. If the switch is part of a private network, check either Legend-PBX or
Legend-NTWK.
4. Under the Frame Format heading, change the factory setting by checking
the Extended Superframe (ESF) box.
5. Under the Suppression (Line Code) heading, change the factory setting by
checking the B8ZS box.
6. Under the Signaling Mode heading, check Common-Channel Signaling
(CCS).
7. Under the Line Compensation heading:
a.
b.
Table 3-4.
Setting
1 (factory setting)
2
3
4
5
*
Based on 22-gauge cable.
NOTE:
If the switch is part of a private network and is connected to a
DEFINITY switch, select Legend-PBX. If the switch is connected to
another MERLIN LEGEND system, one switch must be configured
as Legend-PBX and the other is configured as Legend-NTWK.
Contact the Network Engineering Group and see Network Reference
for more information.
NOTE:
CCS is automatically assigned when PRI is selected. Also, Channel
24 cannot be used for voice or data transmissions.
Fill in the approximate distance (number of cable feet) between the
100D module and its CSU or other far-end connection in the space
before Cable Feet.
Use Table 3-4 to select the line compensation setting needed. (The
factory setting is a value of 1.)

Line Compensation Settings

dB Loss Cable Feet*
-0.6
-1.2 133 266
-1.8 266 399
-2.4 399 533
-3.0 533 655
0 133
Issue 1
February 1998
Page 3-32