User's Manual

Page 2–8
18 September 2007
SYSTEM DESCRIPTION, INSTALLATION, AND MAINTENANCE MANUAL
eNfusion™ HSD-128 High-speed Data Terminal
For a one-channel HSD transceiver: one IMN is assigned to 64 kbps Speech, 56 kbps
Data, and 3.1 kHz Audio; three IMNs are assigned to 64 kbps Data; and sixteen IMNs
are assigned to 4.8 kbps LSV.
For a two-channel HSD transceiver: two IMNs are assigned to 64 kbps Speech, 56
kbps Data, and 3.1 kHz Audio; six IMNs are assigned to 64 kbps Data; and in
Stand-Alone systems thirty-two IMNs are assigned to 4.8 kbps LSV.
For a three-channel HSD Multi-Channel configuration (one HSD-128 and one HSD-X
extension channel), three IMNs are assigned to 64 kbps Speech, 56 kbps Data, and
3.1 kHz Audio; nine IMNs are assigned to 64 kbps Data; and in Stand-Alone systems
forty-eight IMNs are assigned to 4.8 kbps LSV.
For a four-channel HSD Multi-Channel configuration (one HSD-128 and two HSD-X
extension channels), four IMNs are assigned to 64 kbps Speech, 56 kbps Data, and
3.1 kHz Audio; 12 IMNs are assigned to 64 kbps Data; and in Stand-Alone systems
sixty-four IMNs are assigned to 4.8 kbps LSV.
Figure 2–2 illustrates the routing assignments for a two-channel HSD transceiver with
the following attached to the bus: two voice lines, one FAX line, and one data line
device.
Figure 2–2 and Table 2–2 and Table 2–3 illustrate the system setup routing or
configuration possibilities for ISDN devices using a two-channel HSD transceiver in
Stand-Alone Mode as an example.
The following dialing instructions provide an example based on the system setup of
Figure 2–2 and the mapping programming details provided in Table 2–2, Table 2–3,
and Table 2–4:
• To call ISDN Phone #1: Dial IMN of 60xxxxxx1 or 76xxxxxx7
• To call ISDN Phone #2: Dial IMN of 60xxxxxx6 or 76xxxxx29
• To call ISDN FAX: Dial IMN 60xxxxxx2
• To call ISDN FAX: Dial IMN 60xxxxx24