After a disk enclosure is powered on, you can check the current operating status of the disk enclosure by viewing its indicators.
Indicators on the Front Panel
Figure 4-167 shows the indicators on the front panel of a disk enclosure.
Figure 4-167 Indicators on the front panel of a disk enclosure![]()
Table 4-72 describes the indicators on the front panel of the disk enclosure.
Table 4-72 Description of the indicators on the front panel of a disk enclosureModule
|
Indicator
|
Status and Description
|
Disk module
|
Running indicator of the disk module
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- Steady green: The disk module is working correctly.
- Blinking green (4 Hz or above): The disk module is reading and writing data.
- Off: The disk module is powered off or powered on incorrectly.
|
Alarm/Location indicator of the disk module
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- Steady yellow: The disk module is faulty.
- Blinking yellow (2 Hz): The disk module is being located.
- Off: The disk module is working correctly or hot swappable.
|
System subrack
|
Location indicator of the disk enclosure
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- Blinking blue (2 Hz): The disk enclosure is being located.
- Off: The disk enclosure is not located.
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Alarm indicator of the disk enclosure
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- Steady yellow: An alarm is generated in the disk enclosure.
- Off: The disk enclosure is working correctly.
|
Power indicator of the disk enclosure
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- Steady green: The disk enclosure is powered on.
- Blinking green: The disk enclosure is being powered on.
- Off: The disk enclosure is powered off.
|
Indicators on the Rear Panel
Figure 4-168 and Figure 4-169 show the indicators on the rear panel of a disk enclosure.
Figure 4-168 Indicators on the rear panel of a disk enclosure without USB ports (AC power modules as an example)![]()
Figure 4-169 Indicators on the rear panel of a disk enclosure with USB ports (AC power modules as an example)![]()
Table 4-73 describes the indicators on the rear panel of the disk enclosure.
Table 4-73 Description of the indicators on the rear panel of a disk enclosureModule
|
Indicator
|
Status and Description
|
Expansion module
|
Alarm indicator of the expansion module
|
- Steady yellow: An alarm is generated on the expansion module.
- Off: The expansion module is working correctly.
|
Power indicator of the expansion module
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- Steady green: The expansion module is powered on.
- Off: The expansion module is powered off.
|
Built-in FRU Alarm indicator
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- Steady yellow: The internal FRU (fan module) of the controller is faulty.
- Off: The internal FRU of the controller is working correctly.
|
100 Gbit/s RDMA port indicator
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- Steady blue: The speed is the highest.
- Blinking blue (2 Hz): The port is transmitting data at the highest speed.
- Steady green: The speed is not the highest.
- Blinking green (2 Hz): The port is transmitting data, but not at the highest speed.
- Steady yellow: The optical module or cable is faulty or not supported by the port.
- Blinking yellow (2 Hz): The problem is being located.
- Off: The link to the port is down.
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Power module
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Running/Alarm indicator of the power module
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- Steady green: The power supply is working properly.
- Blinking green (1 Hz): The power input is normal but the device is powered off.
- Blinking green (4 Hz): The power module is being upgraded online.
- Steady yellow: The power module is faulty.
- Off: No external power is input.
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