User's Manual Part 2

Remove Power

5-14 1X SC480 BTS Hardware Installation, Optimization/ATP, and FRU MAY 2004

PRELIMINARY

Removing BTS Power

Perform the procedure in Table 5-13, if power must be removed from the

BTS.

Table 5-13: Procedure to Remove Power to BTS

Step Action

1 For indoor configuration, set the 20A or 25 A circuit breaker to OFF (pulled out). See Figure 5-3.

For outdoor configuration, open TME and pull circuit breaker on PDA.

Set TME circuit breaker on PDE to OFF.

2 Confirm all LEDs are OFF.

3 If possible, for added safety, locate circuit breaker of DC power source (PDE or Battery Backup) and

set it to OFF.

Removing cCLPA Power

Perform the procedure in Table 5-14, if power must be removed from the

cCLPA.

Table 5-14: Procedure to Remove Power to cCLPA

Step Action

1 Set the 20A circuit breaker to OFF (pulled out). See Figure 5-4.

2 For indoor configuration, turn off DC power source.

For outdoor configuration, set cCLPA circuit breaker on PDE to OFF.

3 Turn off Battery backup DC power (if used).

Removing PDE Power

Perform the procedure in Table 5-15, if power must be removed from the

PDE.

Table 5-15: Procedure to Remove Power to PDE

Step Action

1 Turn off AC power source.

2 Turn off Battery Backup DC power (if used).