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Chapter 1: Introduction
Power Supply Indicators
Power Supply Condition
Green LED
Amber LED
No AC Power to Power Supply
OFF
OFF
Power Supply critical events causing a
shutdown/ failure/ OCP/ OVP/ Fan Fail/
OTP/ UVP
OFF
Amber LED
Power Supply Warning Events Where the
power supply continues to operate; High
temperature; Over voltage; under voltage,
etc
OFF
1Hz Blink Amber
AC present only 12vsb on (PS off)
1Hz Blink Green
OFF
Output ON and OK
Green
OFF
AC cord unplugged and in redundant
mode
OFF
Amber
Figure 1-4. System Power Configuration
Power supplied from
Power Grid B
Power supplied from
Power Grid B
Power supplied from
Power Grid A
Power supplied from
Power Grid A
Left-side nodes
Left-side nodes
Right-side nodes
Right-side nodes
PWS Slot1
PWS Slot1
PWS Slot2
PWS Slot2
PWS Slot2
PWS Slot2
PWS Slot1
PWS Slot1