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
Maintenance
8 (52) © Nokia Corporation Draft DN9913495
Nokia Proprietary and Confidential Issue 3-0 en
List of figures
Figure 1. Safety strap on the MetroSite EDGE BTS cover 16
Figure 2. 13 MHz clock adjustment 20
Figure 3. Clock control window - coarse adjustment 21
Figure 4. Fine adjustment of the DAC value 22
Figure 5. Electro-static sensitive device symbol 27
Figure 6. Connecting the antistatic wrist strap. 28
Figure 7. Removing the units 29
Figure 8. TRX slot numbering 31
Figure 9. Example Object Properties window in Nokia BTS Manager (can be used
for blocking a TRX) 32
Figure 10. Displacing the sealing strip and releasing the cables 41
Figure 11. HVMF cooling fan assembly and mounting screws 42
Figure 12. HVMF fan assembly, version 1 43
Figure 13. HVMF fan assembly, version 2 45