9 CSU/DSU I/O CARD
3021M100-002
9-3
9.1.1 CSU/DSU I/O Card Signal Handling
The following table gives the signal Pin-Outs for the RJ-45 connector.
9.1.2 Power
Power
Consumption
2.0 Watts (6.8 BTU/hr).
Power Source
The motherboard 120-pin connector supplies +5 VDC to the card and its Ground
return.
Figure 9-2 CSU/DSU I/O Card, Connector Plate
Table 9-1 CSU/DSU Port Signals
Signal Pin No.
R1 (Ring 1, Transmit Data) 1
T1 (Tip 1, Transmit Data) 2
not used 3
not used 4
not used 5
not used 6
T (Tip, Receive Data 7
R (Ring, Receive Data) 8