Cabling Sc 4812Et Rf Cabinet To Sc 4812Et Rf Cabinet; Applying Ac Power - Motorola SC 4812ET RF Hardware Installation Manual

Cabling SC 4812ET RF
Cabinet to SC 4812ET RF
Cabinet
Step
1 Connect the T1 line to each 24–position connector located in the DC I/O area of each RF cabinet.
NOTE
Each RF cabinet requires a separate T1 line and should not be daisy–chained.
2 Connect N connector of the RF GPS coaxial cable to DC I/O area of each RF cabinet. Refer to Chapter
5 and Appendix H for connecting RF GPS cables.
NOTE
Each RF cabinet requires a separate RF GPS head and the coaxial cables should not be daisy–chained.
3 Connecting the Alarm cable from a RF cabinet to Power cabinet. Refer to Chapter 5 for connecting the
alarm cable.
NOTE
Only one (1) alarm cable is needed from one (1) of the RF cabinets to Power cabinet.
4 Connect RF coaxial cables according to the configuration of the ET system. Refer to Chapter 2 "Site
Preparation" for ET system configurations and Chapter 5 for RF cabling.
5 Connect RF coaxial cables between two RF cabinets. Refer to Appendix G for connecting SC 4812ET
to SC 4812ET Companion Frame procedures.

Applying AC Power

Apr 2001
SC
TM
V0F.02
SC 4812ET to SC 4812ET DC Power Sharing
The objective of this procedure is to interconnect the cables between two
SC 4812ET RF cabinets.
Before starting the procedure, ensure that the Power
Cabinet main DC breakers are turned "OFF".
Tools and equipment required:
Refer to Chapter 5 "Cabinet Cabling" for the tools requirement to
interconnect the cables between two RF cabinets.
Table F-4: Procedure to Interconnect RF Cabinets
For instructions on applying AC and DC power to the BTSs refer to the
appropriate BTS Optimization/ATP manual.
4812ET RF and Power Cabinet Hardware Installation Manual
and Frame Installation
CAUTION
Action
DRAFT
– continued
F
175