Specifications

36 Port Interface Card
C613-03023-00 REV P
Use the following pin wiring diagrams when constructing loopback plugs for
each PIC interface type.
Figure 25: RJ-45 loopback plug for testing asynchronous interfaces
Figure 26: Ethernet AUI loopback plug
For this physical interface type ... Follow this pin wiring diagram ...
RJ-45 asynchronous Figure 25
Ethernet AUI Figure 26
Ethernet TP Figure 27 on page 37
ISDN Primary Rate Figure 28 on page 37
ISDN Basic Rate S/T, depending on transceiver Figure 29 on page 37
ISDN Basic Rate U No loopback plug required
RJ45 Asynchronous Port Loopback Plug (RJ45 connector)
1
2
3
4
5
6
7
8
(RING)
(DCD)
(DTR)
(GND)
(RXD)
(TXD)
(CTS)
(RTS)
12345678
End view
of plug
RJ45LOOP
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
C1 = 100nF ceramic capacitor
C2 = 100nF ceramic capacitor
R1 = 1K resistor
C1
C2
LED
R1
AUI Loopback Plug (Female D15 connector)
Note
The LED and resistor provide
optional power feed checking.
They are not required for
loopback testing.
AUILOOP