ADTRAN Atlas 800 Plus, User Manual

Page: 39 / 210

Chapter 2. Installing the ATLAS 800PLUS
61200226L1-1 ATLAS 800
PLUS
User Manual 2-5
Control/Chain Out Port
The Control/Chain Out port (RJ-48C) connects to another ATLAS 800
PLUS
Chain In connector. The Control/Chain Out port output provides the fol-
lowing:
• EIA-232 output to chain control to other ATLAS 800
PLUS
Base Units
• 2400, 9600, 19200, or 38400 bps operation
• Automatic setup; no user input required
Connection
The Control/Chain Out connection follows, with the pinout shown in Table
2-2.
Table 2-1. Control/Chain In Pinout
PIN NAME DESCRIPTION
1 GND Ground - connected to unit chassis
2 RTS Request to send - flow control
3 RXDATA
Data received by the ATLAS 800
PLUS
4 DTR Data terminal ready
5 TXDATA
Date transmitted by the ATLAS 800
PLUS
6 CD Carrier detect
7 UNUSED —
8 CTS Clear to send - flow control
Connector type RJ-48C
Part number
AMP# 555164-2
Table 2-2. Control/Chain Out Pinout
PIN NAME DESCRIPTION
1 GND Ground - connected to unit chassis. Connects to GND
of next unit (pin1).
2 UNUSED —
3 TX DATA Data transmitted to chained units by the ATLAS.
Connect to RX DATA of the next unit (Chain In pin 3).
4 UNUSED —