Contents
About This Document...................................................................................................................iii
1 Changes in the BTS3900 Hardware Description..................................................................1-1
2 Exterior of the BTS3900 Cabinet..............................................................................................2-1
3 BTS3900 Hardware Configuration..........................................................................................3-1
3.1 Board and Module Configurations..................................................................................................................3-2
3.1.1 Module Configurations in the Cabinet...................................................................................................3-2
3.1.2 Board Configurations of the BBU3900..................................................................................................3-5
3.2 Combinations of Cabinets.............................................................................................................................3-14
3.3 Power System of the BTS3900.....................................................................................................................3-18
3.3.1 Configurations of the Upper-Level Circuit Breaker and Power Cables...............................................3-19
3.3.2 Power Distribution of the BTS3900.....................................................................................................3-20
3.4 Transmission Board Configurations..............................................................................................................3-22
3.5 CPRI Port Configurations.............................................................................................................................3-23
3.5.1 CPRI Port Specifications......................................................................................................................3-23
3.5.2 Configuration Principles for the CPRI Ports on the RFU in the GSM Only Base Station..................3-25
3.5.3 Configuration Principles for the CPRI Ports on the RFU in the UMTS Only Base Station................3-27
3.5.4 Configuration Principles for the CPRI Ports on the RFU in the LTE Only Base Station....................3-29
3.5.5 Configuration Principles for the CPRI Ports on the RFU in the GSM+UMTS Base Station..............3-31
3.5.6 Configuration Principles for the CPRI Ports on the RFU in the GSM+LTE Base Station..................3-33
3.5.7 Configuration Principles for the CPRI Ports on the RFU in the UMTS+LTE Base Station...............3-35
3.6 BTS3900 Monitoring System........................................................................................................................3-36
3.6.1 BBU Monitoring Port...........................................................................................................................3-36
3.6.2 Monitoring Principles of the Cabinet ..................................................................................................3-37
3.6.3 Customized Alarm Inputs.....................................................................................................................3-39
3.7 RF Configurations.........................................................................................................................................3-41
3.7.1 RFU Configurations.............................................................................................................................3-42
3.7.2 Slot Assignment for the RFUs in a Base Station Working in GSM Only Mode.................................3-43
3.7.3 Slot Assignment for the RFUs in a Base Station Working in UMTS Only Mode...............................3-46
3.7.4 Slot Assignment for the RFUs in a Base Station Working in LTE Only Mode..................................3-47
3.7.5 Slot Assignment for the RFUs in a Base Station Working in GSM+UMTS Mode.............................3-50
3.7.6 Slot Assignment for the RFUs in a Base Station Working in GSM+LTE Mode.................................3-56
3.7.7 Slot Assignment for the RFUs in a Base Station Working in UMTS+LTE Mode..............................3-61
BTS3900
Hardware Description Contents
Issue 04 (2011-02-15) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
vii
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