User's Manual

Antenna Cabling for Sites Equipped with Optional Primary Surge
Suppressor
DRAFT
SC300 1X BTS Hardware Installation, ATP, and FRU Procedures
JAN 2002
6-30
Objective
The objective of this procedure is to attach the antenna cabling for one or
more units at a site equipped with the optional Primary Surge
Suppressor.
Cable Labels
The cable designations are referenced to Table 4-1 in the “Cable
Description” area of Chapter 4.
Required Cables
The following cables in Table 6-21 are necessary to do this procedure.
Table 6-21: Required Cables for Antenna Cabling
Cable Qty. Part Number Description
C 1–8 Customer
Supplied
Antenna cable, 50–Ohm coaxial terminated with at least one male,
N–type connector.
D 2–6 Customer
Supplied
Antenna cable, terminated with 2 male N–type connectors
Procedure to Install Antenna
Lightning Arrestors and
Antenna Cabling
Lightning arrestors are shipped/installed in the Primary Surge
Suppressor for one or two unit configurations. If you are expanding
from two to three or from three to four units, then you must install
lightning arrestors for units three and four. Refer to the procedure in
Table 6-22 to install antenna lightning arrestors.
If your BTS has one unit and is equipped with the Primary Surge
Suppressor, cable the unit as shown in Figure 6-22.
If your BTS has more than one unit and is equipped with the Primary
Surge Suppressor, cable the units as shown in Figure 6-23 through
Figure 6-25.
Table 6-22: Procedure to Install Antenna Lightning Arrestors
Step Action
1 Remove the 3/4–in. nut and lock washer from N–type connector on antenna lightning arrestor.
Refer to Figure 6-21.
2 Insert the antenna lightning arrestor through hole in mounting flange.
NOTENOTE
Antenna cable connectors may be connected to either side of the antenna protectors on the
Primary Surge Suppressor.
3 Install the lockwasher and 3/4–in. nut on the N–type connector.
4 Use a 3/4–in. wrench to tighten to 20 N–m.
6