WCDMA ,UE ANALYSIS CLASSIFICATION GUIDELINES

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WCDMA ,UE ANALYSIS CLASSIFICATION GUIDELINES

Postby beginner » 06 Feb 2016, 12:06

UE ANALYSIS CLASSIFICATION GUIDELINES

Abstract

The following document is a guideline to classify some of the problems found during UE analysis for the <operator> WCDMA network.
CONTENTS

1 INTRODUCTION 5
2 SCOPE 5
3 LONG CALL TEST 6
3.1 Radio Frequency 6
3.1.1 Missing neighbour relationship 6
3.1.2 Poor coverage 8
3.1.3 Bad Ec/No 9
3.2 Site/System problem 10
3.2.1 Unable to add/remove SC to/from the AS 10
3.2.2 ASU without MR 11
3.3 Not classified 12
3.3.1 Ec/No dropping very fast 12
3.3.2 UE Tx Power down after RL removal 13
4 SHORT CALL TEST 14
4.1 Radio Frequency 14
4.1.1 Poor coverage 14
4.1.2 Bad Ec/No 15
4.2 Site/System problem 16
4.2.1 CM service reject 16
4.3 UE Problem 17
4.3.1 UE freeze 17
4.3.2 Call attempt to the worst cell 18
4.3.3 Only one RRC Connection Request. 19
4.3.4 Best SC removed from the AS 20
4.3.5 Motorola A835 incorrect sequence number 21
4.4 Not classified 22
4.4.1 L1 Synchronization problem 22
4.4.2 RRC Connection Request with no AICH 23
4.4.3 RRC Connection Release after Radio Bearer Reconfiguration Complete. 25
4.4.4 Out of synchronization RL 26
4.5 Other 27
4.5.1 RACH error 27
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