Lucent Technologies Lineage
®
2000 400A, 60Hz Ferroresonant Rectifier J85503C-3
7 - 10 Troubleshooting and Adjustments
Issue 10 July 2000
Table 7-E: Signals on TB3 of CM4
Alarm Status
TB3 Interface Condition
No test
RFAT
Open
RFA alarm generated without
turning the rectifier off
RFAT
Closed
No alarm
ACF, ACFR
Open
AC has failed
ACF, ACFR
Closed
No alarm
LCA, LCAR
Open
Load share enable; output current
less than 3 amperes
LCA, LCAR
Closed
No alarm
LSF, LSFR
Open
Load share enabled; rectifier not
load sharing
LSF, LSFR
Closed
No connection
LS Standard Load Share not connected
Connection
LS Standard Load Share connected (Must
also be enabled via S1.9 on CM2)
No connection
NLS Special Application Load Share not
connected
Connection
NLS Special Application Load Share not
connected (Must also be enabled via S2.7
on CM4)