Lenovo Storage N3310 (English) User Guide and Hardware Maintenance Manual - Le - Page 42

Power supply status LEDs, Connecting the cables, in the following topics

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Power supply status LEDs Each hot-swap power supply has three status LEDs. 3 2 1 Figure 12. Power supply status LEDs LED 1 Input status LED Off Status On, green 2 Output status Off LED Blinking, green (about one flash every two seconds) Blinking, green (about two flashes each second) On, green 3 Fault LED Off On, amber Description The power supply is disconnected from the ac power source. The power supply is connected to the ac power source. The storage product is off or the power supply is not working normally. The power supply is in cold redundancy active mode. The power supply is in cold redundancy sleep mode. The storage product is on and the power supply is working normally. The power supply is working normally. The power supply has failed. Action No action is needed. No action is needed. Replace the power supply. See "Installing or replacing a hot-swap redundant power supply" on page 83. No action is needed. No action is needed. No action is needed. No action is needed. 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

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Power supply status LEDs
Each hot-swap power supply has three status LEDs.
1
2
3
Figure12.PowersupplystatusLEDs
LED
Status
Description
Action
Off
The power supply is
disconnected from the ac
power source.
No action is needed.
1
InputstatusLED
On, green
The power supply is connected
totheacpowersource.
No action is needed.
Off
The storage product is off or
thepowersupplyisnotworking
normally.
Replace the power supply.
See “Installing or replacing a
hot-swap redundant power
supply” on page 83.
Blinking, green (about one
flasheverytwoseconds)
The power supply is in cold
redundancyactivemode.
No action is needed.
Blinking, green (about two
flasheseachsecond)
The power supply is in cold
redundancysleepmode.
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
FaultLED
On, amber
Thepowersupplyhasfailed.
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