T1/PRI NETWORK INTERFACE MODULE P/N 1200307L2
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Quick Start Guide
Quick Start Guide, 61200307L2-13A, February, 2003 Technical Support 1-888-4ADTRAN (1-888-423-8726) Copyright 2003 ADTRAN, All Rights Reserved
INSTALLATION INSTRUCTIONS
1. Remove the cover plate from the appropriate Network slot.
2. Slide the T1/PRI Network Interface Module into the ATLAS 550 chassis
until the module is firmly seated in the ATLAS 550 unit.
3. Fasten the thumbscrews at both edges of the network module. Tighten
with a screwdriver.
4. Connect the cables to the associated device.
5. Complete installation of remaining modules and Base Unit as specified
in the Installation chapter of the ATLAS 550 System Manual.
T1 NETWORK (RJ-48C) CONNECTION PINOUT
Pin Name Description
1 R1 RXDATA Receive data from the network ring
2 T1 RXDATA Receive data from the network tip
3 Unused n/a
4 R TXDATA Send data towards the network ring
5 T TXDATA Send data towards the network tip
6, 7, 8 Unused n/a
SPECIFICATIONS
Line Rate 1.544 Mbps, ± 75 bps
Capacity T1: 1-24 DS0s
PRI: 23 B+D
Line Codes AMI (alternate mark inversion) or B8ZS (bipolar
return to zero)
Framing D4 or ESF
Tests Self-test, line loopback, payload loopback
Connectors RJ-48C (eight-position, modular jack)
Terminating Impedance 100 ohms ± 5%
500 Series
