User's Manual

Page 4–4
18 September 2007
SYSTEM DESCRIPTION, INSTALLATION, AND MAINTENANCE MANUAL
eNfusion™ HSD-128 High-speed Data Terminal
Figure 4–1. Multi-Channel Maintenance Port Access
(2) Connection Requirements
This section describes specific cabling requirement needed to connect to and use the
HSD Maintenance Port Utility program.
(a) Cabling Notes
The HSD and HSD-X transceivers provide two options for physical connection
to the HSD maintenance port and utility program: direct connection and remote
connection.
Table 4–3, Table 4–4, Figure 4–2, and Figure 4–3 provide cabling details for the
HSD transceiver for both direct and remote connection types. Select one of the
connection options below to access the HSD maintenance utility program.
Table 4–5 and Figure 4–4 provide cabling details for the HSD-X transceiver for
both direct and remote connection types. Select one of the connection options
below to access the HSD maintenance utility program.
Note: The direct and remote connection points to the HSD maintenance port
cannot be used simultaneously.
Table 4–3. Remote Maintenance Port Access Cabling (HSD)
Remote Access
Pin Definition
ARINC
Connector
(Rear)
Remote
(DB9S)
Cable
(See Figure 4–2)
Computer
(DB9P)
Maint Port SGND (MP1J) 5 5
Maint Port Rx (MP1H) 3 3
Maint Port Tx (MP1G) 2 2