Nokia Solutions and Networks T5DK1 사용자 설명서

다운로드
페이지 140
BTS 120 Degree Sector (3 Sector) Transmit Path Cabling
68P64115A19
4
Mar 2003
1X SC 4812T-MC BTS Hardware Installation - Software Release R2.16.1.x
CONTROLLED INTRODUCTION
4-13
Table 4-8: Cable Run List for 120 Degree Sector Configuration
Cable
Cable Parts Connecting Lightning Arrestors To BTS TX Connectors
G
via Directional Coupler
via DDC
BTS TX Ports
Quantity
6
9
TX1, TX2, TX3 (1)
Quantity
12
12
TX1, TX2, TX3
 
Procedure
Install each cable by using the cable run list in Table 4-8, the cabling
diagram in Figure 4-7, and the procedure in Table 4-9. Each cable is
installed the same way.
Table 4-9: Installing the 120 Degree Sector TX Path Cables
Step
Action
1
Attach the connector–equipped end of the cables to the BTS TX connectors.
2
Route the cables to the DCs or DDCs.
3
Cut the cables to length and label them accordingly. Install connectors on the cables and attach the
cables to the DDCs TX connector or Directional Couplers BTS connectors.
4
Attach the connector–equipped end of additional cables to the DDCs ANT connectors.
5
Route the cables to the lightning arrestors.
6
Cut the cables to length and label them accordingly.  Install connectors on the cables and attach the
cables to the Lightning Arrestors.
4