Nortel SONET AccessNode 800A Series Manual page 277

Procedure 10-7 (continued)
Verifying dc distribution shelf alarms
Step
10
11
12
13
14
15
16
17
18
AccessNode Series 800A Outside Plant Cabinet Installation 323-3001-210 Issue 1.0
Adjusting the rectifier and the dc distribution shelf 10-25
Action
Turn the EQL switch to the OFF position to verify that the voltage level returns
to the FLOAT level on the dc distribution shelf display.
Turn the ac breaker on Rectifier 1 to the OFF position to verify that the RFA
MIN LED illuminates yellow on the dc distribution shelf.
Turn the ac circuit breaker on the rectifier back to the ON position to verify that
the RFA MIN LED extinguishes.
Repeat step 11 and step 12 for each rectifier installed.
If more than one rectifier is installed, turn the ac breaker on two rectifiers to
the OFF position to verify that the RFA MAJ LED illuminates.
Turn one of the rectifiers ac circuit breaker to the ON position to verify that the
RFA MAJ LED extinguishes and that the RFA MIN LED illuminates.
Turn the ac breaker on the remaining rectifier to the ON position to verify that
the RFA MIN LED extinguishes.
Set the LVD BYP/NORMAL switch to the BYP position to verify that the TST
BYP LED illuminates.
Continue dc distribution shelf adjustments using Procedure 10-8 on page
10-26.
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