NonStop NS16000 Series Planning Guide (H06.11+)

This illustration shows an example LSU configuration as viewed from the front of the enclosure and
equipped with four LSU logic boards in positions 50 through 53:
LSU Indicator LEDs
MeaningStateLED
Power is on; LSU is available for normal
operation.
GreenLSU optics adapter PIC (green LED)
Power is off.Off
Power is in progress, board is being
reset, or a fault exists.
AmberLSU optics adapter PIC (amber LED)
Normal operation or powered off.Off
NonStop Blade Element optics link or
ServerNet link is functional.
GreenLSU optics adapter connectors (green
LEDs)
Power is off, or a fault exists (amber
LED is on).
Off
Power is on with LSU available for
normal operation.
GreenLSU logic board (green LED)
Power is off.Off
LSU Indicator LEDs 111