Product Info
Table Of Contents
- Maintenance
- 1 About this document
- 2 Preparations for maintenance
- 3 Periodic maintenance
- 4 Adjusting the 13 MHz clock
- 5 Troubleshooting
- 6 Replacing units
- 7 LED indicator conditions
Replacing units
DN9913495 © Nokia Corporation Draft 29 (52)
Issue 3-0 en Nokia Proprietary and Confidential
Note
Figure 7. Removing the units
Examine the retaining screws when replacing units. If there are any traces of
aluminium burrs on the thread, replace the screw.
Spare counterparts for unit retaining screws can be found attached to the
uppermost TRX guide beam on the top of the BTS (see Figure 7).
Power supply unit
Interface unit
Transmission unit
Transceiver units
Spare counterparts
for unit retaining screws