After a controller enclosure is powered on, you can check the current operating status of the controller enclosure by viewing its indicators.
Indicators on the Front Panel
Figure 4-115 shows the indicators on the front panel of a controller enclosure.
Figure 4-115 Indicators on the front panel of a controller enclosure![]()
Table 4-42 describes meanings of the indicators on the front panel of a controller enclosure.
Table 4-42 Meanings of the indicators on the front panelModule
|
Indicator
|
Status and Description
|
|---|
BBU
|
Running/Alarm indicator of the BBU
|
- Steady green: The BBU is fully charged.
- Blinking green (1 Hz): The BBU is being charged.
- Blinking green (4 Hz): The BBU is being discharged.
- Steady yellow: The BBU is faulty.
- Off: The BBU is off or hot swappable.
|
Controller
|
Running/Alarm indicator of the fan module
|
- Steady green: The fan module is working properly.
- Steady yellow: The fan module is faulty.
- Off: The fan module is powered off.
|
Power indicator of the controller
|
- Steady green: The controller is on.
- Blinking green (0.5 Hz): The controller is being powered on and booting the BIOS.
- Blinking green (2 Hz): The controller is booting the operating system.
- Off: The controller is absent or powered off.
|
Alarm indicator of the controller
|
- Steady yellow: An alarm is reported on the controller.
- Off: The controller is working properly.
|
Built-in FRU Alarm indicator
|
- Steady yellow: A built-in FRU of the controller is faulty.
- Off: The built-in FRUs of the controller are normal.
|
System subrack
|
Power indicator/Power button of the controller enclosure
|
- Steady green: The controller enclosure is on.
- Blinking green (0.5 Hz): The controller enclosure is being powered on.
- Blinking green (1 Hz): The controller enclosure is in the burn-in state.
- Blinking green (2 Hz): The controller enclosure is booting the operating system or being powered off.
- Off: The controller enclosure is off or powered by the BBUs.
|
Alarm indicator of the controller enclosure
|
- Steady yellow: A major or critical alarm is reported on the storage system.
- Off: The storage system is running properly.
|
Location indicator of the controller enclosure
|
- Blinking blue: The controller enclosure is being located.
- Off: The controller enclosure is not located.
|
Indicators on the Rear Panel
Figure 4-116 shows the indicators on the rear panel of a controller enclosure.
Figure 4-116 Indicators on the rear panel of a controller enclosure![]()
Table 4-43 describes meanings of the indicators on the rear panel of a controller enclosure.
Table 4-43 Meanings of the indicators on the rear panelModule
|
Indicator
|
Status and Description
|
|---|
Power module
|
Running/Alarm indicator of the power module
|
- Steady green: The power input is normal.
- 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: There is no external power input.
|
Interface module
|
Power indicator of the interface module
|
For the states and meanings of the indicators on the interface modules supported by the storage system, see Interface Module.
|
Port indicator
|
Management module
|
Power indicator of the management module
|
- Steady green: The module is working properly.
- Blinking green: The module is being powered on.
- Steady yellow: The module is faulty.
- Off: The module is powered off or hot swappable.
|
Speed indicator of the management network port
|
- Steady yellow: Data is being transmitted at the highest speed.
- Off: The speed is not the highest.
|
Link/Active indicator of the management network port
|
- Steady green: The port is connected properly.
- Blinking green: Data is being transmitted.
- Off: The connection is abnormal.
|
