Paradyne Compshere 3000 Series Installation Manual page 46

COMSPHERE 3000 Series Carrier
Mixing Devices in a Carrier Half
When devices are mixed, such as DSUs with dial/lease
modems, it is recommended that they be clustered
together in a carrier half. A carrier half is either Slots 1–8
or Slots 9–16. From the front of the carrier, install
dial/ lease modems starting with Slot 1.
If you populate the same
carrier half with all . . .
Dial/lease modems, DSUs, and
DSUs with ISDN, 2-wire switched
56 kbps, or V.32 analog DBM
DSUs with programmable V.32
analog DBM
DSUs with 4-wire switched 56 kbps
backup capability
Triple-modem circuit cards
T1 CSU and T1 DSU/CSU
NOTE
Dial/lease modems which use
the 24-port NIM must not be
installed with DSUs in the same
half of the carrier.
5-2
Network Cables
Figure 5-1
Network cables are used for NIM connections, network
connections (P21 and P22), and the T1 auxiliary
backplane network connections. The straight-in network
interface cable is recommended as no cable tie wrap is
required. When using the right-angle cable, use the tie
wrap as shown below.
Then use a . . .
Permissive DDD
with a T1 network cable retainer. Refer to the
NIM.
the T1 Network Cable Retainer
details.
Programmable
DDD NIM.
4-wire switched
56 kbps NIM.
24-port interface
connector and
24-port NIM.
10 – Feature 3000-F1-013
T1 auxiliary
backplane.
30 – Feature 3000-F1-014
July 1999
Table 5-1 shows the network cables available.
illustrates several network cabling connections.
The T1 auxiliary backplane network cable is attached
Table 5-1
Network Cabling Connectors
Straight-in Network
Cable
Right-Angle
Network Interface
Cable with
Tie Wrap
Installing
section of Chapter 4 for
Right-angle Network
Cable
10 – Feature 4400-F1-501
30 – Feature 4400-F1-504
496-14905
3000-A2-GA31-D0