Lucent Technologies Galaxy Power System 4812
Issue 5 June 2000
Troubleshooting Millennium Systems 13 - 15
RECT
MIN
Rectifier Fail
ALM
SEN
Thermal
sensor failure:
•Internal
rectifier
failure
1. Place the ac circuit
breaker for the
rectifier in the OFF
position.
2. Remove the
rectifier from the
shelf.
3. Wait for 30 seconds
or until all front
panel display LEDs
have extinguished.
4. Replace the
rectifier.
5. Return the ac
breaker to the ON
position.
6. Place the rectifier
ON/STBY switch
into the ON
position.
7. If the problem is
not corrected,
replace the rectifier
with a new one.
RECT
MIN
Rectifier Fail
FAN ALM None
Fan failure
Replace the fan in the
rectifier.
RECT
MIN
Manual Off
STBY
Blank
Rectifier has
been manually
turned off.
Turn rectifier on.
RECT
MIN
External Transfer
Shutdown
STBY
TR
System is
operating on
external
engine.
No action required.
RECT
MIN
High Float Voltage
None
None
Configuration
problem
Call your local RTAC
representative.
RECT
MIN
Excess Rectifier
Drain
None
None
Internal
rectifier fault
Replace rectifier.
RECT
MIN
Excess System
Drain
None
None
System load
exceeds shunt
rating.
Call your local RTAC
representative.
Table 13-E: Rectifier Related Alarms
(See Figures 12-6 and 12-8)
Controller
LED
Controller
Alarm
Status
Millennium
Controller Display
Rectifier
LED
Rectifier
Display
Possible
Problem(s)
Possible Solution(s)
