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Oracle® Rack Universal Power Distribution Unit User's Guide

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Updated: May 2019
 
 

RJ45-to-DB9 Cable Requirements for Computer Connections

An RJ45‑to‑DB9 or RJ45 to USB adapter/cable may be required for connecting the HPDU to a computer,

A third party RJ45‑to‑DB9 adapter/cable needs to meet the following requirements.

  • RJ‑45 to DB9 female

  • RX/TX and according control pins are CROSSED

The widespread blue Cisco RJ‑45 to DB9 adapter cable is highly recommended, which has the following pin assignments:

DB9 Pin Signal
DB9 Pin No.
RJ‑45 Pin No.
RJ‑45 Pin Signal
CTS
8
1
RTS
DSR
6
2
DTR
RxD
2
3
TxD
GND
5
4
GND
GND
5
5
GND
TxD
3
6
RxD
DTR
4
7
DSR
RTS
7
8
CTS
DCD
1 (Not connected)
N/A
RI
9 (Not connected)
N/A