Cabling and Connector Specifications
T1/PRI interface specifications
APX 1000™ Getting Started Guide
C-7
T1/PRI crossover cable: RJ-48C to DB-15
Before installing the RJ-48C to DB-15 cable, verify that the WAN transmits on pins 1 and 9
and receives on pins 3 and 11. Table C-6 and Figure C-4 show the pinouts.
Figure C-4. RJ-48C to DB-15 crossover cable
Table C-6. RJ-48C to DB-15 crossover cable specifications
Pair
Signal
(at the APX 1000)
Male RJ-48C
(APX 1000)
Male DB-15
(remote WAN)
1
Receive
1
2
1
9
2
Transmit
5
4
3
11
1 RECEIVE
2 RECEIVE
4 TRANSMIT
5 TRANSMIT
RECEIVE 1
9 RECEIVE
TRANSMIT 3
11 TRANSMIT
Male RJ-48C
Male RJ-48C
Male DB-15