Punch Block For The Remote Gps (Rgps) - Motorola SC 4812ET RF Hardware Installation Manual

Cabinet Cabling
– continued
Installation Procedure
Step
1 Route the twisted pair cable through the previously installed conduit to the RF Cabinet I/O area, and
to the punch block through the rubber boot in the floor of the I/O area (See Figure 5-6). Refer to
Figure 5-1 for the recommended locations.
NOTE
The rubber boot is sized to seal a cable with an outer diameter of either 1/4" or 1/2", if a different
sized cable is used heat/cold shrink or other means may be required to ensure a good seal. A tie wrap
or hose clamp must be used to ensure a good seal around the cables at the boot.
2 Connect the RGPS pairs from the cable to the punch block (using only the recommended 110 style
punch tool CGDS237744 or equivalent) per the pin call–outs in Table 5-10.
3 Strain relief the cable by tie wrapping it to the punch block mounting bracket as shown in Figure 5-5
5

Punch Block for the Remote GPS (RGPS)

98
Table 5-9 details the step–by–step procedure on installing the RGPS
cabling.
Table 5-9: RGPS Cable Install Procedure
Punch Block
Pin Number
SC 4812ET RF and Power Cabinet Hardware Installation Manual
TM
Action
NOTE
The RGPS cable is comprised of 6 twisted pairs of wires.
For proper RGPS operation, each BLACK wire in this
cable is unique and must be paired with it's proper mate.
Table 5-10: Punch Block for the Remote GPS
Signal Name
42T GPS_POWER_1+
42R GPS_POWER_1–
43T GPS_POWER_2+
43R GPS_POWER_2–
44T GPS_RX+
44R GPS_RX–
45T GPS_TX+
45R GPS_TX–
46T TDR+
46R TDR–
47T GPS_1pps+
47R GPS_1pps–
DRAFT
Wire Color
BLUE
BLACK/BLUE
YELLOW
BLACK/YELLOW
WHITE
BLACK/WHITE
GREEN
BLACK/GREEN
RED
BLACK/RED
BROWN
BLACK/BROWN
Apr 2001
V04.03