ADC PG-PLUS PCS-718 Technical Practice page 7

19" central office terminal shelf

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Technical practice (52 pages)

Table of Contents

SCP-PCS718-010-06H

IST OF

IGURES

1. Front View of the PCS-718 COT Shelf...........................................................................................................1

2. PCS-718 Shelf Backplane ...............................................................................................................................2

3. Alarm Relay Contacts from PAU/PMU to COT Shelf Backplane Wire-Wrap Field ...................................16

4. Modem Connection for FCS-717 Backplane ................................................................................................17

5. Null Modem Connection for FCS-717 Backplane ........................................................................................18

6. LAN Connector .............................................................................................................................................18

7. Redundant Shelf Power Wiring.....................................................................................................................28

8. Split-Shelf Wiring ........................................................................................................................................29

9. Single Source Power Wiring .........................................................................................................................30

10. Connecting the Alarm Relays........................................................................................................................31

11. Connecting the Composite Clock..................................................................................................................41

12. Connecting the HDSL Pairs ..........................................................................................................................42

13. Connecting the External ACO Switch..........................................................................................................44

FCS-718 List 1

January 6, 2003

iii

Table of Contents