User's Manual

SYSTEM DESCRIPTION, INSTALLATION, AND MAINTENANCE MANUAL
eNfusion® HSD-440 Mark 2 Terminal
23-15-30 4-37
3 JUN 10
(2) Connection Requirements
This section describes specific cabling re
quirements needed to connect to and use
the HSD-440 Mark 2 Terminal MPU.
(a) Cabling Notes
The HSD-440 Mark 2 Terminals provide two options to connect to the HSD-440
Ma
rk 2 Terminal maintenance port and MPU: direct connection and remote
connection.
Table 4-3, Table 4-4, Figure 4-1, and Figure 4-2 provide cabling details for the
HSD-440 Mark 2 Terminal for both direct a
nd remote connection types. Select
one of these connection options to access the HSD-440 Mark 2 Terminal MPU.
NOTE: The direct and remote connection points to the HSD-440 Mark 2
Terminal maintenance port cannot be used simultaneously.
Table 4-3 Remote Connection Cabling
Remote Access
Pin Definition
ARINC Connector
(R
ear)
Remote (DB9)
Cable
(See Figure 4-1)
Computer
(DB9P)
Maint Port SGND (MP1J) 5 5
Maint Port Rx (MP1H) 3 3
Maint Port Tx (MP1G) 2 2
Table 4-4 Direct Connection Cabling
Direct Connection
Pin Definition Front Panel
Maintenance Cable
Co
nnector (DB25P)
Cable
(See Figure 4-2)
Computer
(DB9P)
Maint Port SGND 10 10 5
Maint Port Rx 12 12 3
Maint Port Tx 11 11 2
(b) Maintenance Port Cable Assembly
HSD-440 Mark 2 Terminal maintenance ca
ble connections may vary in length,
type of connection used, and connector pin call outs, depending on the access
point used.
The cable assembly for the HSD-440 Mark 2 Terminal assumes that the
co
mputer's COM port interface is a 9-Pin, D-Sub connector (DB9). Cable
assembly details for HSD-440 Mark 2 Terminals are presented in Figure 4-1 and
Figure 4-2.
NOTE: The maximum cable length, shown in Figure 4-1 and Figure 4-2,
assumes that the length is measured fr
om the ARINC 600 connector to
the DB9 breakout connector.