Power supply status LEDs
Each hot-swap power supply has three status LEDs.
1
2
3
Figure 12. Power supply status LEDs
LED
Status
Description
Action
Off
The power supply is
disconnected from the ac
power source.
No action is needed.
1
Input status LED
On, green
The power supply is connected
to the ac power source.
No action is needed.
Off
The storage product is off or
the power supply is not working
normally.
Replace the power supply.
See “Installing or replacing a
hot-swap redundant power
supply” on page 83.
Blinking, green (about one
flash every two seconds)
The power supply is in cold
redundancy active mode.
No action is needed.
Blinking, green (about two
flashes each second)
The power supply is in cold
redundancy sleep mode.
No action is needed.
2
Output status
LED
On, green
The storage product is on and
the power supply is working
normally.
No action is needed.
Off
The power supply is working
normally.
No action is needed.
3
Fault LED
On, amber
The power supply has failed.
Replace the power supply.
See “Installing or replacing a
hot-swap redundant power
supply” on page 83.
Connecting the cables
To connect the signal cables from the installed hardware components, refer to the related information
in the following topics:
•
“Hot-swap-drive backplane” on page 22
•
“ThinkServer RAID 710 Adapter” on page 21
•
“System board components” on page 23
28
Lenovo Storage N3310 User Guide and Hardware Maintenance Manual
Summary of Contents for Storage N3310
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