Lucent Technologies Galaxy Power System 4804AP H569-450
14 - 4 Troubleshooting Millennium Systems
Issue 1 June 2000
BATT Alarm LED
Table 14-B: Battery Alarms
(See Figure 13-7)
Controller
LED
Controller
Alarm
Status
Millennium
Controller Display
Other
Indication(s)
Possible
Problem(s)
Possible Solution(s)
BATT
CRIT
Very Low Voltage
--
Occurs in an
operating
system
following an
extended
commercial ac
power outage,
during which
the batteries are
providing power
for the system
and the system
voltage is
approaching the
user-defined
low limit.
1. If commercial ac
power is present but the
system voltage remains
low, call your local
RTAC representative.
2. Investigate other
alarms
that may be present
(rectifier-related
alarms and the AC Fail
alarm may also occur
during the fault
condition).
BATT*
*Alarm
must be
configured
to turn on
the BATT
LED; not
a factory
default.
MAJ
Contactor 1 Open
Red LED
on contactor
drive board
is lit.
Contactor is
open:
• Open has been
initiated by
controller.
• Open has been
initiated
manually.
1. Follow instructions on
the label adjacent to the
contactor drive board
(see Figure 13-7).
2. If the problem is not
corrected, call your
local RTAC
representative.
BATT*
*Alarm
must be
configured
to turn on
the BATT
LED; not
a factory
default.
MAJ
Contactor 1 Fail
--
Contactor or
drive board has
failed.
Call your local RTAC
representative.
