Lenovo ThinkServer RD350, Руководство пользователя и руководство по техническому обслуживанию аппаратного обеспечения

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Power supply status LEDs
Each hot-swap power supply has three status LEDs.
1
2
3
Figure 18. 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 server 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 101.
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 server 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 101.
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 28
• “RAID card” on page 26
• “System board components” on page 31
Chapter 3
.
Product overview
37