Contents
1 Overview p. 16
2 RU Hardware Feature p. 18
2.1 RU Prole p. 19
2.2 RU Specications p. 20
2.2.1 Environmental Specications p. 23
2.2.2 Transport and Storage Requirements p. 24
2.2.3 Product Safety Specication p. 24
2.2.4 Electromagnetic Compatibility p. 25
Conducted Emission p. 25
Radiated Emission p. 25
Immunity Performance p. 25
Immunity Specication p. 25
Radiated Immunity p. 26
Electric Discharge p. 26
Fast Transients Common Mode p. 26
RF Common Mode p. 27
Resistability of Lightning p. 27
2.3 RU Downlink/Uplink Default Parameters p. 28
2.4 Antenna Conguration p. 29
2.5 Carrier Conguration p. 31
2.6 Functional Block Diagram p. 53
2.7 External Interface p. 55
2.7.1 RF Ports p. 55
2.7.2 Optical Port p. 55
2.7.3 DC Power and Ground Ports p. 56
2.7.4 RET Port p. 57
2.7.5 Debug/Test Port p. 58
2.7.6 Maintenance Interface p. 58
2.8 TX Control Function p. 61
2.9 Performance Requirement p. 63
2.9.1 eCPRI p. 63
Line Bit Rate p. 63
Selecting Recovery Clock p. 63
Counter p. 64
Optical Module p. 64
2
Release 1.0 · Issue 1.1, May 2021
Fujitsu and Fujitsu Customer Use Only