Nokia Solutions and Networks T5DK1 사용자 설명서
Remote GPS Distribution Expansion
68P64115A19
–
4
Mar 2003
1X SC 4812T-MC BTS Hardware Installation - Software Release R2.16.1.x
CONTROLLED INTRODUCTION
3-12
Remote GPS Distribution Expansion
Configuration
RGD and Remote GPS Expansion
Tools Required
S
T10 Torx bit
S
Flat head screwdriver
S
Torque driver
Remote GPS (RGD) Expansion Procedure
The Remote GPS Expansion procedure is listed in Table 3-3 and
Figure 3-8 shows the RGD board cable connections.
Figure 3-8 shows the RGD board cable connections.
Table 3-3: Installing Remote GPS (RGD) Expansion
Step
Action
1
Install the RGD board on the I/O plate of the MC Starter frame of the cell site. The RGD board
mounting area on the frame I/O plate is shown in Figure 2-1 and Figure 2-2. Align the RGD board to
the I/O plate using six M3 screws, fastening the screws to 8–10 in-lb (0.9 – 1.1 N-m) using the T10
Torx bit and torque driver.
mounting area on the frame I/O plate is shown in Figure 2-1 and Figure 2-2. Align the RGD board to
the I/O plate using six M3 screws, fastening the screws to 8–10 in-lb (0.9 – 1.1 N-m) using the T10
Torx bit and torque driver.
2
Install the RGD cover over the board. Align the connector ports on the cover with the connectors on
the RGD board. The cover will snap into place.
the RGD board. The cover will snap into place.
3
Install the Remote GPS IN cable. Plug the 15-pin D-sub end of the cable into the RGD board
connector labeled REMOTE GPS IN. This cable may have to be unplugged from the Starter frame
remote GPS connector on the Site I/O board (see Figure 3-3).
connector labeled REMOTE GPS IN. This cable may have to be unplugged from the Starter frame
remote GPS connector on the Site I/O board (see Figure 3-3).
4
Unfasten the cable connector retention screws using the flat head screwdriver to remove the cable.
5
Secure the cable to the RGD board connector by fastening the cable connector retention screws using
the flat head screwdriver.
the flat head screwdriver.
6
Install the RGD to Site I/O cable (15 pin D-sub to 15-pin D-sub short ribbon cable). Plug either end of
the cable into the RGD board connector labeled MAIN OUT.
the cable into the RGD board connector labeled MAIN OUT.
7
Fasten the cable connector retention screws to 4–6 in-lbs (0.4 – 0.7 N-m) using the screwdriver.
8
Fasten the other end of the cable to connector labeled REMOTE GPS on the Site I/O board (see
Figure 3-3).
Figure 3-3).
9
Fasten cable connector retention screws to 4–6 in-lbs (0.4 – 0.7 N-m) using the screwdriver.
10
Install the RGD expansion cable (15 pin D-sub to 15 pin D-sub long ribbon cable). Plug either end of
the cable into the RGD board connector labeled EXP 1 (see Figure 2-1).
the cable into the RGD board connector labeled EXP 1 (see Figure 2-1).
11
Fasten cable connector retention screws to 4–6 in-lbs (0.4 – 0.7 N–m) using the screwdriver.
12
Plug the opposite end of the cable into the SC 4812T–MC Expansion Frame Remote GPS connector
on the Site I/O board (see Figure 2-2).
on the Site I/O board (see Figure 2-2).
3