User Manual

ADCP-75-110 • Issue B • March 2001
Page iii
 2001, ADC Telecommunications, Inc.
TABLE OF CONTENTS
Content Page
1 SYSTEM FUNCTIONAL OVERVIEW AND UNIT DESCRIPTIONS ........................................ 1
1.1 System Functional Overview ....................................................... 1
1.2 Digital Host Unit Description ....................................................... 3
1.3 Digital Remote Unit Description ..................................................... 7
1.4 Digital Expansion Unit Description ................................................... 9
1.5 Terms and Definitions............................................................12
1.6 Specifications .................................................................13
2 INSTALLATION PLANNING AND SYSTEM DESIGN................................................16
2.1 Base Station Interface Requirements ..................................................16
2.2 Locating and Mounting Requirements .................................................18
2.3 Powering Requirements ..........................................................19
2.4 Optical Options and Requirements ...................................................20
2.5 Coaxial Cable Requirements .......................................................20
2.6 System Expansion Planning ........................................................20
2.7 DRU Antenna Options ............................................................21
2.8 Local Alarm System Reporting Requirements ............................................21
2.9 Maintenance Requirements ........................................................22
2.10 System Design Recommendations ...................................................22
3 DIGITAL HOST UNIT INSTALLATION PROCEDURE................................................25
3.1 System Plan Review and Pre-Installation Cable Routing .....................................25
3.2 Tools and Materials .............................................................25
3.3 Unpacking and Inspection .........................................................25
3.4 Mounting Procecure ............................................................25
3.5 Chassis Ground Procedure .........................................................29
3.6 Coaxial Cable Connections ........................................................29
3.7 Ports 1-6 Optical Connections ......................................................30
3.8 DC Power Connections ...........................................................32
3.9 Local Alarm System Connections ....................................................33
3.10 AC Power Connections ...........................................................35
3.11 Create As-Built Drawing ..........................................................36
4 SYSTEM OPERATION ..................................................................37
4.1 Tools and Materials .............................................................37
4.2 Turn-Up System and Verify Operation .................................................37
4.3 Correct Installation Problems .......................................................39
4.4 Test System Performance .........................................................42
5 SYSTEM MAINTENANCE PROCEDURES ......................................................43
5.1 Tools and Materials .............................................................43
5.2 Fault Detection and Alarm Reporting ..................................................43
5.3 Fault Isolation and Troubleshooting ..................................................44
5.4 Test Procedures................................................................46
5.5 DHU or DEU Fan Replacement ......................................................49
Continued