User's Manual

Page 3–80
18 September 2007
SYSTEM DESCRIPTION, INSTALLATION, AND MAINTENANCE MANUAL
eNfusion™ HSD-128 High-speed Data Terminal
Table 3–43. HSD-X Middle Plug Connections– Multi-Channel
I/O
From
Middle
Plug
Signal Name To Description
O
1A Maint Port Tx Maint Port serial data,
DB9S-2
Maintenance Computer,
for “Remote” access,
RS-232
I
1B Maint Port Rx Maint Port serial data,
DB9S-3
I
1C Maint Port GND Maint Port serial data,
DB9S-5
I
1D MPDS SGND DTE-1, DB9S-5 or
DB25P-7
User Mobile Packet Data
(MPDS), RS-232,
DTE-1A
O
2A MPDS Rx DTE-1, DB9S-2 or
DB25P-3
I
2B MPDS Tx DTE-1, DB9S-3 or
DB25P-2
I
2C MPDS RTS DTE-1, DB9S-7 or
DB25P-4
O
2D MPDS CTS DTE-1, DB9S-8 or
DB25P-5
I
3C MPDS DTR DTE-1, DB9S-4 or
DB25P-20
O
3D MPDS DSR DTE-1, DB9S-6 or
DB25P-6
O
4C MPDS CD DTE-1, DB9S-1 or
DB25P-8
O
4D MPDS RI DTE-1, DB9S-9 or
DB25P-22
O 10A Channel Available Discrete Channel Available
O 10B Service Ready Discrete System ready
O
10C HSD-X Fail Discrete An “ON” state indicates
that the HSD-X LRU has
failed
I
10D Transmit Disable Discrete An “ON” state commands
the HSD-X LRU to turn off
its transmit carrier.
I
11A to
11C
I/O Config 1 to 3 As per 245 System Data I/O Mode
Configurations
I 13A ISDN BRI RX+ ISDN, RJ45-3 User Data, ISDN-1
Refer to "User Interfaces
– Multi-Channel" on page
3-67
I 13B ISDN BRI RX- ISDN, RJ45-6
O 13C ISDN BRI TX+ ISDN, RJ45-4
O 13D ISDN BRI TX- ISDN, RJ45-5