3Com NBX, Installation Manual

Page: 49 / 248

NBX Cards and Devices 49
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On – Handset off-hook (for example, a call in progress)
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Off – Handset on-hook
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10101 — The 9-pin D-type straight-through connector is used to
connect to the RS232 Diagnostic Port. This connector allows engineers
to perform tests on the card or to upgrade the card software.
■
RJ21x line connector — The RJ21x 50-way line connector is used to
connect the Norstar handsets to the card through the existing punch
block and handset wiring. The pins are paired vertically on the
connector, such that line 1 is connected to pins 1 and 26, line 2 is
connected to pins 2 and 27, and so on.
Legacy Link Meridian
Card
The 3Com Legacy Link Gateway for Meridian Handsets provides NBX
protocol mapping for up to 16 Norstar handsets using existing PBX
wiring. A maximum of eight simultaneous FAX calls can be made on the
card. The Legacy Link Meridian card requires a license and NBX software
R.4.1.6 or higher.
Figure 21 3Com Legacy Link Gateway for Meridian Handsets (3C10391)
Each Legacy Link
Gateway for Meridian Handsets
has the following lights
and connectors:
■
Status Lights 1 – 16 — All LEDs flash approximately every 10
seconds .
■
On – Handset off-hook (call in progress)
■
Off – Handset on-hook or no handset connected
■
— Power indicator
■
On – Input power input Ok
■
Off – Input power failed
■
System test
■
Flashing – Card is functioning correctly
■
Off – Card has failed
■
Status