Connectors; Figure 3-1 Standard Rj-45 Connector; Table 3-10 Rj-45 Pin Assignment - GE NETernity CP921RC–30X Hardware Reference Manual

3.3 RJ-45 Connectors
As shown in Figure 2‐6, the front panel Serial Console, Ethernet Management,
and RTM face plates provide standard 8‐pin RJ‐45 connectors for Ethernet access.
Figure 3‐1 shows an RJ‐45 connector, and Table 3‐10 describes the pin assignments
with MDI signals.

Figure 3-1 Standard RJ-45 Connector

Table 3-10 RJ-45 Pin Assignment

48 NETernity CP921RC-30X Hardware Reference Manual
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Pin
Signal Description
Number
1 MDI_DA+ Data Access — Pair A
2 MDI_DA— Data Access — Pair A
3 MDI_DB+ Data Access — Pair B
4 MDI_DC+ Data Access — Pair C
Pin
Signal Description
Number
5 MCI_DC— Data Access — Pair C
6 MDI_DB— Data Access — Pair B
7 MDI_DD+ Data Access — Pair D
8 MDI_DD— Data Access — Pair D