ADC HRM-238 L1 user manual Connect to a LAN or Interconnect Shelves

LTPH-UM-1237-04 Installation

Connect to a LAN or Interconnect Shelves

Use the BNC connector (Figure 9) when required for access using a LAN or for interconnecting multiple shelves. Consult the appropriate user manual for the HMU-319 management unit and for the software used in the application. See Table 4 for information on BNC connector J1 and J3.

H0549-A

BNC connector (J3) BNC connector (J1)

Figure 9. Using BNC Connector

Table 4. BNC Connector J1 and J3

ShieldLAN-, CDS

CenterLAN+

Connect to a Computer, Terminal, or Modem

The AUX and OS connectors (Figure 10) are DB-25, configured as Data Terminal Equipment (DTE). There is one AUX and one OS connector for each of the two management unit slots. Use these connectors for a direct connection (straight-through) with devices configured Data Communication Equipment (DCE) such as modems, X.25 Packet Assembler/Disassemblers (PADs), or LAN terminal servers.

AUX port DB-25	OS port DB-25	AUX port DB-25	OS port DB-25
connector (P5)	connector (P4)	connector (P3)	connector (P2)

H0550-A

Figure 10. AUX or OS Connectors

HRM-238 List 1 July 21, 2004 9