3-7
Cisco UCS C240 M4 Server Installation and Service Guide
OL-32474-01
Chapter 3 Maintaining the Server
Status LEDs and Buttons
In
, read the status and fault LED states together in each row to determine the event that cause
this combination.
Table 3-3
Rear Power Supply LED States
Green PSU Status LED State Amber PSU Fault LED State Event
•
Solid on
•
Off
12V main on (main power mode)
•
Blinking
•
Off
12Vmain off (standby power mode)
•
Off
•
Off
No AC power input (all PSUs present)
•
Off
•
On
No AC power input (redundant supply active)
•
Blinking
•
Solid on
12V over-voltage protection (OVP)
•
Blinking
•
Solid on
12V under-voltage protection (UVP)
•
Blinking
•
Solid on
12V over-current protection (OCP)
•
Blinking
•
Solid on
12V short-circuit protection (SCP)
•
Solid on
•
Solid on
PSU fan fault/Lock (before OTP)
•
Blinking
•
Solid on
PSU fan fault/Lock (after OTP)
•
Blinking
•
Solid on
Over-temperature protection (OTP)
•
Solid on
•
Blinking
OTP warning
•
Solid on
•
Blinking
OCP warning
•
Blinking
•
Off
12V main off (CR slave PSU is in sleep mode)
Содержание UCS C240 M4
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