Cable, CompactFlash and Accessory Specifications
XSR Getting Started Guide A-11
T1/E1/ISDN PRI NIM Card Ports
The
T1/E1/ISDN
PRI
NIM,
as
shown
in
Figure A
‐
12
,
comes
equipped
with
either
1,
2
or
4
Ethernet
(WAN)
ports
that
support
fractional
T1/E1
transmission
in
full
‐
channel,
fractional
or
unchannelized
format
with
8
‐
pin
modular
RJ
‐
48C
connectors
and
include
a
built
‐
in
DSU/CS.
Cables
required
for
these
ports
must
be
100
‐
ohm,
straight
‐
through,
twisted
‐
pair
for
T1
lines
and
a
120
‐
ohm
version
for
E1
lines.
Refer
to
Figure A
‐
13
for
pinout
assignments.
Figure A-12 .4-Port T1/E1/ISDN PRI NIM Card (RJ-48C ports shown)
Figure A-13 T1/E1/ISDN PRI NIM Port Pinouts
Regulatory/Safety Compliance
The
T1/E1
ISDN
PRI
NIM
complies
with
these
regulatory
requirements:
PCI
Local
Bus
Specification
Rev
2.1,
IEEE
P1386
Draft
2.4,
IEEE
P1386.1
Draft
2.4,
ANSI
T1.403,
ITU
‐
T
G.703,
G.704,
G.706,
G.736,
G.775,
G.823,
I.431,
Q.703,
AT&T
TR62411
and
TR54016,
ETSI
ETS
300233,
and
IEEE
1149.1.
The
NIM
also
complies
with
the
following
safety
requirements:
CS03,
FCC
Class
B,
TBR12
‐
14,
GR
‐
1089,
ITU
K17
‐
K20,
IEC
61000
‐
4
‐
2,
IEC
61000
‐
4
‐
5,
UL 1950,
IEC
950,
and
EN
60950.
Note:
If you are using the TI/EI/ISDN PRI NIM in Singapore or Australia, the cables required for
these ports must not employ individual shields for each pair.
Pin Signal
1
Receive Ring
2
Receive Tip
3
Chassis GND (optional)
4
Transmit Ring
5
Transmit Tip
6
Chassis GND (optional)
7
no connection
8
no connection
T1/E1/ISDN PRI
Pin 8
Pin 1
