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Page 18 of 188
Primary Rate Interface equipment: overview
553-2901-200 Standard 11.00 August 1996
NT6D80 MSDL
The NT6D80 MSDL card can be used in all machines supporting X11
release 18. It can be used in conjunction with, or independently from, the
QPC757 card.
Power requirements
The NT6D80 MSDL power requirements are
MSDL/PRI interface
MSDL can connect to PRI trunks through RS-422 or RS-232 interfaces. The
interfaces are switch configurable.
MSDL faceplate
The NT6D80 MSDL as shown in
has one light emitting diode (LED)
that indicates its state (active or inactive) and four external connectors.
Each port can be RS-422 or RS-232 connectors, with either DCE or DTE
interfaces.
Voltage (VAC)
Current (Amps)
Power (Watts)
Heat (BTUs)
+5
+12
–12
3.20
0.10
0.10
16.00
1.20
1.20
55.36
4.15
4.15