P/N 480-0005-00-15
2-26
Chapter 2: Hardware Components
If a connected Span LED line is unlit, see
Chapter 8: Diagnostics/Maintenance
for a detailed description and
troubleshooting techniques.
Hot Swap.
A lit blue light indicates that the T1 WAN card is not in service.
Diag Port
. This port is for internal Quintum use only.
RJ-48 Input/Output Ports.
The eight RJ-48 connectors on the rear of the T1 card (the transition module) are
used to provide network access; they route signals between the T1 and a piece of network equipment (i.e.,
PBX or PSTN). The input/output signals are listed in Table 2-7.
Figure 2-23
RJ-48 Port Pin Order
Table 2-7
Input/Output Signals for WAN T1 Card RJ-48 Ports
Port#
Pin
Signal
Definition
1-8
1
RR -
Receive Ring
1-8
2
RT +
Receive Tip
1-8
3
N/C
Not Connected
1-8
4
TR -
Transmit Ring
1-8
5
TT +
Transmit Tip
1-8
6
N/C
Not Connected
1-8
7
Chassis Ground
Chassis Ground
1-8
8
Chassis Ground
Chassis Ground
