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 a fan in the RN shelf
B-4 910136 Rev01.00 Standard July 2007
4. Remove the new radio module from its protective electrostatic bag and verify that the pins
located on the rear of the module are straight and have not been damaged in shipping.
5. Insert the radio module in the ipBTS chassis slot and push in until the locking latches meet
the frame.
6. Pinch the locking latches with your thumbs and forefingers so that you can engage the
latches with the frame. Push both latches in until the connector engages the backplane and
the locking latches close securely.
7. Use a phillips head screwdriver to engage and tighten the captive screws at top and bottom
to hold the radio module in place.
8. Follow the procedure RMA process on page B-7 to return the failed module to the Airvana
factory for repair or replacement.
Replacing a fan in the RN shelf
If a fan fails in the RN shelf the remaining two fans will go to full power to maintain positive
air flow through the RN shelf.
Tools required
• #1 phillips-head screwdriver
Procedure
To replace a fan module, follow this procedure:
Replacement procedure
1. Use a phillips-head screwdriver to loosen the captive screw (see Figure B-3) on the fan
tray cover.
2. Grasp the fan tray handle and pull the unit straight out of the tray.
3. Slide the new unit into the open slot in the fan tray and push it back until it engages the
power supply in the back of the tray and the latch swings up to close.
4. Tighten the captive screw.
5. Follow the procedure RMA process on page B-7 to return the failed fan to the Airvana
factory for repair or replacement.