Installation Instructions

Power, Ground, and Battery Cabling for Sites Equipped With
Customer–Supplied Site I/O Interface
– continued
PRELIMINARY
SCt300 BTS Hardware Installation, ATP and FRU Procedures
DEC 2000
4-18
DC Input Cable Information
The information for the DC input cable(s) (Cable U) is given in
Figure 4-10.
Figure 4-10: DC Input Cable Connector Information
A
B
C
D
SOCKET POSITION ON
CABLE CONNECTOR SHOWN
Table 4-16: DC Input Cable Information
Connector Wire
Color
Description Comments
A Yellow Switch A No connection
B Red Positive Connect to positive
terminal of supply.
C Blue Switch B Connect to negative
terminal of supply.
D Black Negative Connect to negative
terminal of supply.
Procedure
The system configuration determines which power cables are installed.
The ground cable is always installed. Based on the system configuration
perform the appropriate procedures from the following tables.
Table 4-17: Procedure to Install Earth Ground Cable
Step Action
1 Route cable Y (ground cable) from the ground on the
mounting bracket to the customer defined grounding location.
2 Connect cable Y to the customer defined master ground plate.
4