
TABLE OF CONTENTS
TOC-1
TC8612 Rev 1.1 User Manual
Dry Contact Alarm Relay (DCAR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Electrical Signal Interface Connection & Pin Assignments . . . . . . . . 2-6
Remote Unit Status Monitoring and Remote Unit Alarm Reset . . . . . . . 4-2
Remote Loopback Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-4
T1/E1 Local Loopback Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-5
Appendix A 19” Rack Mount Card Cage
Appendix B R2 Button & LED Functions
R2 (“Reset Too”) Button Description . . . . . . . . . . . . . . . . . . . . . . . . . . . B-1
R2 (“Reset Too”) Push Button Functions . . . . . . . . . . . . . . . . . . . . . B-1
CSU Loop Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B-2