Nokia Solutions and Networks T5DK1 사용자 설명서
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.
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.
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.
cables to the Lightning Arrestors.
4