BBU–RRU
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Huawei board category illustration
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Huawei

UMPTb9

What it does: Control and transport. Interfaces and data rates: 1 × FE/GE RJ45; 1 × FE/GE SFP up to 1000 Mbit/s; CI; USB commissioning; CLK TOD; GPS: satellite antenna input; CI: SCPRI 2.5 Gbit/s.

1 part number: 03055702=

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Main specifications

FamilyBBU5900
SlotsBBU5900: 7 > 6; GSM single-mode — 7; with separate GU/GL: GSM — 7, UMTS/LTE — 6
CapacityLTE FDD in BBU5900, main board limitation: 36 × 20 MHz 4T4R/8T8R; UL+DL MAC 2 Gbit/s; 10800 RRC Connected UE; 32400 DRB; actual capacity is also limited BBP and by licenses
SynchronizationGPS; input TOD via CLK
ChassisBBU5900
ModulesReplaceable SFP for FE/GE1 and CI; satellite card GPS
Functional roleBS control, signaling and radio resources; reference synchronization; transport; inter-unit communication BBU
Interfaces / connectorsFE/GE0 RJ45; FE/GE1 SFP; GPS SMA; USB; CLK USB; CI SFP; GPS: satellite antenna input
Interfaces and data rates1 × FE/GE RJ45; 1 × FE/GE SFP up to 1000 Mbit/s; CI; USB commissioning; CLK TOD; GPS: satellite antenna input; CI: SCPRI 2.5 Gbit/s
Power supply+12 V DC from backplane BBU5900 via UPEUe
Additional technical information
Installation environment
In a BBU5900 slot
Technologies
GSM; UMTS; LTE FDD/TDD; NB-IoT
Architecture
Field-replaceable board co-MPT: general control and transport of multiple RAT; signaling processing and board resource management BBU
Subtype
Main processing and transmission board UMPT
Details
Electrical and optical transport ports can operate simultaneously; USB can be disabled by a command; port USB also used for Ethernet-connection during commissioning
Connection notes
Transport network; another BBU / USU via CI
Installation conditions
BBU3900; BBU3910; BBU5910

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