User Manual

AS4000 Operations and Maintenance

Section

605-0000-431

. Issue 1.6. Date3/2/99

Page 7 of 10 © Copyright Airspan Communications Corporation 1999

CONTENTS

Section 0: Preface

Notice

Safety Instructions Warnings and Cautions

Section 1: Introduction

1. Introduction 1

1.1. Purpose 1

1.2. Scope 1

1.3. Technical Support 1

Section 2: Viewing Alarms using AS8100 (Sitespan)

1. Alarm Reports 1

Viewing Alarms Using Object Lists DLP-001

Viewing Alarms Using GUI DLP-002

Section 3: AS8100 (Sitespan) Alarms Fault Reference

1. Fault Reference Charts Sitespan Object List Indications 1

1.1. Alarm Messages: Sources, Conditions, Causes, and Actions 5

1.1.1. Transmission system clock fail 5

1.1.2. Loss of 2Mbit/s Signal 6

1.1.3. Loss of Frame Alignment 7

1.1.4. Rx AIS 8

1.1.5. FRU Failed -From SC PSU 9

1.1.6. FRU Failed -From Analogue PSU 10

1.1.7. FRU Failed -From RF PA 11

1.1.8. FRU Failed -From RF Combiner PSU 12

1.1.9. FRU Failure (Other) 13

1.1.10. Loss of communications with the Sitespan 14

1.1.11. Loss of communications with ST 15

1.1.12. BER>10

-3

1.1.13. Switch-over to battery back-up 18

1.1.14. Battery back-up charge drops below approx. 30% of full charge 19

1.1.15. PSU Tampered 20

1.1.16. Ringer Failure 21

Section 4: Fault Diagnosis CT

1. Faults at CT site 1

1.1. Visual 1

Loss of Comms with Shelf Controller DLP-003

SC Alarms DLP-004