User Manual
Table Of Contents
- Contents
- List of figures
- List of tables
- About this document
- ipBTS system overview
- Planning
- ipBTS C30 installation
- RN commissioning
- Requirements
- CLI connection
- Establishing a console connection
- Connecting the laptop to the ipBTS C30
- Downloading and activating new software
- Verifying SNTP time
- Commissioning the ipBTS C30
- Performing Loopback tests
- The loopback test process
- Backhaul loopback testing
- Ethernet loopbacks
- Looping back Ethernet backhaul links
- Looping back at the Ethernet port
- Entering diagnostic mode and configuring test parameters
- Performing external loopback tests on backhaul links
- Troubleshooting failed backhaul links
- Removing physical loopbacks
- Configuring IP on the Ethernet port and laptop
- Establishing the CLI/SSH/Ethernet connection
- Updating node software
- RN hardware components
- RN Specifications
- Hot-swapping ipBTS hardware
- Index
Appendix B l
Replacing the air filter
Airvana ipBTS C30 Installation and Commissioning, Release 4.0 B-5
Figure B-3. Replacing a fan tray
Replacing the air filter
The air filter in the main filter rack is located at the bottom of the RN shelf. The filter should be
inspected frequently and either cleaned or replaced to maintain a positive cool air flow through
the RN shelf.
Tools required
To replace the air filter you will need the following tools:
• #1 phillips-head screwdriver
To inspect and clean or replace the air filter refer to Figure B-4 as you follow this procedure:
Procedure
1. Grasp the air filter handle with your fingers and pull the filter straight out to remove it
from the metal channel holding it in place.
2. Inspect it for dirt and debris. Replace or clean the filter, as appropriate.
To replace the filter:
3. Insert a new filter so that the back seats securely in the channel in the back of the RN shelf.
Captive screw