Lucent Technologies 60V Small Broadband Power System J85500Q-1
Issue 4 October 1998
Troubleshooting 8 - 3
If none of these corrective actions remedies the problem, call
your local RTAC representative at 1-800-CAL-RTAC
(1-800-225-7822).
Battery Polarity
Switch (BPS)
Before beginning to troubleshoot the ES635 BPS, check the
following:
•
Is the dc source connected?
•
Are any LEDs lit?
•
Is the BPS properly installed in the shelf?
Table 8-B lists indications, possible cause, and the corrective
action(s) to take when a BPS does not deliver power and/or
alarms are present. Match specific site conditions to those in the
“indication” column and complete the corresponding corrective
action.
Standby LED is lit.
Power switch is in the On
position.
Control unit may have shut
down rectifier using
remote/on standby control.
Remove control unit.
Rectifier restarts.
a. Verify that it continues
to operates after one
minute.
Check rectifier for proper
on/standby control.
b. If rectifier does not
continue to operate after
one minute, check for
excessive load.
Standby LED is lit.
Power switch is on.
Control unit has been
removed.
Defective rectifier.
If rectifier does not restart
after the control unit is
removed, replace the
rectifier.
Table 8-A: Rectifier Trouble Conditions
Indication(s)
Possible Cause
Corrective Action
