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Operation
3.1.1Power Supply/Cooling Module LEDs
The Power Supply/Cooling module incorporates 4 LEDs, located below the On/Off switch and shown in tablecap.
•Under Normal conditions the LEDs should all be illuminated constant GREEN
•If a problem is detected the color of the relevant LED will change to AMBER.
Table | PSU LEDs |
AC PSU
PSU Good | Green |
|
|
AC input Fail | Amber |
|
|
Fan Fault | Amber |
|
|
DC Output | Amber |
Fail |
|
|
|
34 | IBM System Storage DCS9550 1S1 Storage Expansion Unit Installation, Service, and User Guide |