
SC 4812ET – SC 4812ET Companion Frame Installation
– continued
DRAFT
SC
TM
4812ET RF and Power Cabinet Hardware Installation Manual
Apr 2001
V0G.01
178
Installing an EMPC in a SC
4812ET RF Starter
Frame
Table G-1 descripts the procedure for installing an EMPC card needed
when connecting a SC 4812ET expansion frame.
Table G-1: Installing an EMPC in the SC 4812ET Starter Frame
Step
Action
1
Locate the MPC–B card in the SC 4812ET RF starter frame to be removed.
2
Disconnect coaxial cables connecting to the MPC using a 5/16” wrench.
3
Slide the MPC–B card out and replace it with the EMPC–B card. Reattach coaxial cable to their
respective location using a 5/16” wrench to 10 in/lbs.
Connecting an SC 4812ET RF
Starter Frame to an SC
4812ET RF Companion
Frame
The procedure to physically connect the cables between the SC 4812ET
RF starter frame to SC 4812ET RF companion frame is shown in
Table G-2
Table G-2: Connecting an SC 4812ET RF Starter Frame to an SC 4812ET RF Companion Frame
Step
Action
1
Connect T1 line to each 24–position modem connector located in the DC I/O area of each RF cabinet.
2
Connect N connector of the RF GPS coaxial cable to DC I/O area of each RF cabinet. Refer to Chapter
5 (Table 5-19 and Table 5-20) and Appendix H for connecting RF GP S cables.
3
Refer to Chapter 5 (Table 5-6, Table 5-7 and Table 5-8) for connecting the Alarm cable.
4
Connect the RF coaxial cables according to the configuration of ET system. Refer to Chapter 2
(Table 2-3 ) for ET system configurations and Chapter 5 (Table 5-11 and Table 5-12) for the RF
cabling.
5
Connect RF coaxial cables between two (2) RF cabinets. Refer to Figure G-1 for connecting the SC
4812ET Starter Frame to the SC 4812ET Companion Frame.
G