Optional) Cascading Cpri Fiber Optic Cable; Feeder - Huawei AAU3902 Hardware Description

AAU3902
Hardware Description
Label
2B

3.5 (Optional) Cascading CPRI Fiber Optic Cable

Cascading CPRI fiber optic cables are classified into multimode fiber optic cables and single-
mode fiber optic cables. They transmit CPRI signals.
Exterior
The following figure shows the exterior of a cascading CPRI fiber optic cable.
Figure 3-7 Cascading CPRI fiber optic cable
(1) DLC connector

3.6 Feeder

A feeder connects an RRU and an AAU and transmits signals between the base station and the
antenna system.
Exterior
Figure 3-8
Issue 06 (2014-07-30)
Installation Position
Multimode Fiber
Optic Cable
Between a BBU
and an AAU
RX port on the BBU
NOTE
l When the distance between two AAUs is shorter than 100 m (328. 08 ft), a multimode fiber optic cable
is used. When the distance is longer than or equal to 100 m (328. 08 ft.), a single-mode fiber optic cable
is used.
l A cascading CPRI fiber optic cable must be connected to the optical module in a CPRI port. A
multimode fiber optic cable and single-mode fiber optic cable are connected to a multimode optical
module and single-mode optical module, respectively.
shows a feeder with a DIN male connector at each end.
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Multimode Fiber
Optic Cable
Between Two
AAUs
CPRI RX port on
AAU 0
(2) Breakout cable
Single-mode Pigtail
(Transited by the
ODF)
ODF
(3) Label on the breakout cable
3 AAU Cables
27