Lucent Technologies Lineage 2000 ECS-12U - Page 90

Lucent Technologies Lineage
®
2000 ECS-12U Controller J85501E-2
Issue 3 July 1998 Troubleshooting 7 - 5
Figure 7-3.1: Verify Controller Alarms
C. VERIFY CONTROLLER ALARMS
BD
RFA
ACF
SHEET 1 OF 4
1. CHECK BD ALARM
THRESHOLD SETTING
ON S103 ON 133A
CONTROL UNIT.
4. CHECK STATUS OF
ALL CONNECTED
RECTIFIERS IN
PLANT.
6. CHECK STATUS OF
ALL CONNECTED
RECTIFIERS IN
PLANT.
5. HAVE ANY
RECTIFIERS FAILED?
7. HAVE ANY RECTIFIERS
LOST AC POWER?
2. MEASURE PLANT
VOLTAGE ON
CONTROLLER TEST
JACKS.
3. MEASURED VOLTAGE
BELOW THRESHOLD?
GO TO STEP 38
GO TO STEP 38
GO TO STEP 38
GO TO STEP 37
GO TO STEP 11
GO TO STEP 11
NO
NO
NO
YES
YES