Lucent Technologies Galaxy Power System 4812
4 - 2 Rectifiers Issue 5 June 2000
Front Panel Display
Power Switch This three-position switch has two active states:
• It controls the on/standby state of the rectifier.
• It is used to set the rectifier ID.
Status Indicators In addition to the ON and STBY LEDs, four other LEDs on the
rectifier’s faceplate indicate the rectifier’s condition.
• The ALM LED is red and lights whenever the rectifier fails.
• The LIM LED is yellow and lights when the unit is in current limit.
• The FAN ALM LED is red and lights when the fan inside the
rectifier is not functioning properly.
• The BST LED is yellow and lights when the rectifier is in boost
mode.
Current Display This display indicates the current of the rectifier. Upon specific
no-power conditions, the 3-digit display will show informative
messages.
Lamp Test To test the LEDs on the rectifier front panel, press the Lamp Test button
on the controller.