HP PCI Multiplexer Family Cabling, Diagnostics, and Troubleshooting Manual

Port to Device Cabling
Converter Cables
Chapter 454
Converter Cables
RS-232 converter cables are available for adapting PCI MUX port
module and Fan out cable RJ-45 interfaces to devices or cables with HP
proprietary RJ-45 and DB-25 pinouts.
HP offers the following cables:
J2488-60010 converts standard RS-232 RJ-45 pinouts to HP proprietary
RJ-45 pinouts (see Figure 4-13).
J3830-60010 converts standard RS-232 RJ-45 pinouts to HP proprietary
DB-25 pinouts (see Figure 4-14)