Nortel SONET AccessNode 800A Series Manual page 307

Procedure 12-2 (continued)
Replacing the rectifier
Action
Step
Preparing to remove the defective rectifier
1
2
3
4
AccessNode Series 800A Outside Plant Cabinet Installation 323-3001-210 Issue 1.0
Action
Verify that the battery circuit breakers on the BBP are in the ON position.
Switch the ac circuit breakers on all rectifiers to the OFF position
(see Figure 12-2 on page 12-16).
Switch the dc circuit breakers on all rectifiers to the OFF position.
Switch the RECT1, RECT2 and RECT3 ac circuit breakers in the ac load box
(or ac power pedestal, if installed) to the OFF position.
—continued—
Cabinet maintenance operations 12-15