Cisco UCS C240 M4 Installation And Service Manual page 45
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- Installation and service manual (150 pages) ,
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Chapter 3
Maintaining the Server
Table 3-1
Front Panel LEDs, Definitions of States
LED Name
1
Hard drive fault
SAS
Note: If your controller is a Cisco
UCS RAID SAS 9300-8i or
9300-8e HBA, see
SAS 9300-8e HBA
Considerations, page C-4
differing LED behavior.
2
Hard drive activity
SAS
1
NVMe PCIe SSD status
PCIe
(SFF, 8-drives version only)
2
NVMe PCIe SSD activity
PCIe
(SFF, 8-drives version only)
3
Power button/LED
4
Unit Identification
OL-32474-01
State
•
Off—The hard drive is operating properly.
•
Amber—Drive fault detected.
•
Amber, blinking—The device is rebuilding.
Cisco UCS
Amber, blinking with one-second interval—Drive locate function activated.
•
for
Off—There is no hard drive in the hard drive tray (no access, no fault).
•
Green—The hard drive is ready.
•
Green, blinking—The hard drive is reading or writing data.
•
•
Off—The drive is not in use and can be safely removed.
•
Green—The drive is in use and functioning properly.
•
Green, blinking—the driver is initializing following insertion or the driver is
unloading following an eject command.
•
Amber—The drive has failed.
•
Amber, blinking—A drive Locate command has been issued in the software.
•
Off—No drive activity.
Green, blinking—There is drive activity.
•
Off—There is no AC power to the server.
•
Amber—The server is in standby power mode. Power is supplied only to the
•
Cisco IMC and some motherboard functions.
Green—The server is in main power mode. Power is supplied to all server
•
components.
Off—The unit identification function is not in use.
•
Blue—The unit identification function is activated.
•
Cisco UCS C240 M4 Server Installation and Service Guide
Status LEDs and Buttons
3-3
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