User's Manual
Table Of Contents
- toc
- 1 Introduction
- 2 Tools and Documentation
- 3 Installation RRU-N
- Introduction
- Target Group
- 3.1 Preconditions
- 3.2 Installation Procedure
- Figure 1 Workflow for Installing the RRU-N
- 3.2.1 Unpacking and Checking the Material
- 3.2.2 Installing RRU-N on a Pole or a Mast
- 3.2.3 Installing RRU-N on a Wall
- 3.2.4 Grounding RRU-N
- 3.2.5 Connecting the 48 V DC Power
- 3.2.6 Connecting Optical Fiber Cable and Setting RRU-N Configura
- 3.2.7 Connecting Antenna Cables
- 3.2.8 Installing the Front Sunshield
- 4 Optional Installation External Splitter/Highway Function
- 5 Optional Installation External Hybrid Combining Unit (EHCU)
- 6 Performing Concluding Routines
- 7 Verifying the Installation
- tables
Installation RRU-N
5.
Mount the washers and the nuts
onto the stud bolts on the upper
bracket.
Tighten the M10 nuts to a torque
of 41 Nm, using a torque wrench
fitted with a 16 mm socket.
Note: Due to restricted space,
use a 3/8-inch 250 mm extension
bar.
6.
Insert the bolts into the nuts on
the lower brackets. Tighten the
bolts to a torque of 41 Nm, using
a torque wrench fitted with a 16
mm socket.
Note: Due to restricted space,
use a 3/8-inch 250 mm extension
bar.
3.2.4 Grounding RRU-N
Caution!
Do!Products not connected to ground risk being damaged by overvoltage or
overcurrent. Always connect products to ground according to instructions.
For general information about grounding principles, see: Grounding Guidelines
for RBS Site.
For information about grounding installation, see: Grounding Material
Installation Instruction.
To connect the grounding cable to the RRU-N, perform the following steps:
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50/1531-LZA 701 0001 Uen PA4 2008-07-31