Installation Instructions
Table Of Contents
- User Guide
- Contents
- Preface
- 1 About this Guide
- 2 Overview
- 3 RU Hardware Feature
- 3.1 System Configuration
- 3.2 RU Specifications
- 3.3 Environment Specification
- 3.4 RU Downlink/Uplink Default Parameters
- 3.5 Antenna Configuration
- 3.6 Carrier Configuration
- 3.7 Block Diagram
- 3.8 External Interface
- 3.9 TX Control Function
- 3.10 Performance Requirement
- 3.11 Mechanical Design and Other Options
- 4 Ordering Information
- 5 Installation
- 6 Operations
- 7 Maintenance and Trouble Clearing
- 8 Removal
- A References
- B ZTP Overview
- C Optical Connector Cleaning
- D Glossary
- Index
Step 8
Remove weatherproofing covers from connectors.
Step 9
Locate the-48 DC power cable connection on the bot tom of the RU.
Step 10
Loosen the cable connection by rotat ing the cable-counter clockwise.
Step 11
Remove the cable from the –48V DC port on the RU and the pow er source.
Step 12
Insert a prot ective cover int o the –48V DC port.
Step 13
Verify that no pow er is present by measuring volt age on the power cable using a DM M .
✓ This task is complete.
8.1.2
Remove RF Cables
This procedure describes how to disconnect the four RF cables from the RU.
Prerequisite:
■ RU pow ered off
Step 1
Remove the weatherproofing from each connector according to local guidelines.
Step 2
Loosen each RF connection bet ween the RU and the antenna.
Step 3
Disconnect the RF cables from the RF port on the RU.
Step 4
Insert prot ective covers int o the RF port s.
Continue with the next task.
8.1.3
Remove AISG Cable
This procedure describes how to remove AISG RET cable from the RU.
Removal
Cable Removal
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Release 1.0 · Issue 1, M arch 2021
Fujitsu and Fujitsu Customer Use Only