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NPT-1020 Installation and Maintenance Manual
Connection Data
ECI Telecom Ltd. Proprietary
8-42
Pin
Name
Function
Direction
Wire color
8
RC+ (115a)
Receive
Input
Red/White
9
CTS_O+
Clear to send+
Output
Orange
11
DSR (107)
Data set ready
Output
Orange/White
12
DTR (108)
Data terminal ready
Input
Yellow
13
DCD (109)
Data carrier detect
Output
Yellow/Black
17
TMC+ (113a)
Terminal
---
Green
19
GND (102)
Signal ground
---
Green/White
8.19
RAP-4B Connectors
8.19.1
SHELF ALARM Connectors
The four ALARM connectors are 36-pin SCSI female connectors that can each be connected to the ALARMS
connector of an NPT-1200, XDM, BG, or 9600 series platform. The following figure identifies the connector
pins (as seen when looking into the connector).
Figure
8-17: RAP-4B SHELF ALARM connector, pin identification
Table
8-35: RAP-4B PLATFORM ALARM connector, pin assignment
Pin
Name
Function
Direction
1
N/C
--
--
2
ALM_IP1
Alarm input 1, + wire
Input
3
ALM_IN1
Alarm input 1, - wire
Input
4
ALM_IP2
Alarm input 2, + wire
Input
5
ALM_IN2
Alarm input 2, - wire
Input
6
ALM_IP3
Alarm input 3, + wire
Input
7
ALM_IN3
Alarm input 3, - wire
Input
8
ALM_IP4
Alarm input 4, + wire
Input
9
ALM_IN4
Alarm input 4, - wire
Input
10
N/C
--
--
11
N/C
--
--
12
GND
Ground
--
13
ALM_O1
Alarm output 1 common
Output