Node canister indicators

Each canister has indicator LEDs that provide status information about the canister.

Using the callout numbers in Figure 1, refer to the tables for a listing of the Storwize® V3700 node canister LEDs and a description of the meaning of the LED activity.

Figure 1. Storwize V3700 node canister indicators
Storwize V3700 node canister indicators

Storwize V3700 node canister Ethernet port LEDs

Table 1. Ethernet port LEDs
Name Call out Symbol Color State Meaning
Link Speed  1  None Green OFF The link is not connected or the link is connected at less than 1 Gbps.
ON A 1 Gbps link is connected to a remote device.
Activity  2  None Green OFF No activity.
FLASHING Activity on link.

Storwize V3700 node canister SAS port LEDs

SAS port LEDs  3  and  4  are not defined.

SAS port 4 LEDs  5  and  6  are described in Table 2.

Table 2. SAS port 4 LEDs
Name Call out Symbol Color State Meaning
Link  5  None Green OFF No link connection on any phy.
ON The link is connected on at least one phy.
Fault  6  None Amber OFF No fault. All four phys have a link connection.
ON This status indicates several different error conditions:
  • Only 1, 2, or 3 lanes (phys) are connected, but not all 4.
  • Not all 4 lanes are at the same speed.
  • Not all lanes are connected to the same remote port.
  • An unsupported device is plugged in to this SAS port.

Storwize V3700 node canister battery status LEDs

Table 3. Battery status LEDs
Name Call out Symbol Color State Meaning
Battery status  7 
(battery+-icon)
Green FAST BLINK The battery has insufficient charge to perform a "fire hose" dump.
BLINK The battery has sufficient charge to perform a single "fire hose" dump.
ON The battery has sufficient charge to perform at least two "fire hose" dumps.
Battery fault  8 
Fault icon
Amber OFF No fault
ON The battery has a fault.
Battery in use  9 
This icon shows the battery charge LED on the node canister.
Green OFF The battery is not being used to power the canister.
FAST BLINK The battery is providing power for a "fire hose" dump.

Storwize V3700 canister system LEDs

For more information about the system LEDs, refer to "Procedure: Understanding the system status using the LEDs" in the Troubleshooting section.

Table 4. System status LEDs
Name Call out Symbol Color State Meaning
Power  10 
This icon shows the power on LED on the enclosure end cap.
Green OFF No power is available or power is coming from the battery.
SLOW BLINK Power is available but the main processor is not running; the system is in standby mode.
FAST BLINK In self-test.
ON Power is available and the system code is running.
Status  11  Status icon Green OFF The system code has not started. The system is off, in standby, or in self-test.
BLINK The canister is in candidate or service state. It is not performing I/O.
ON The canister is active, can perform I/O, or it is starting.
Canister fault  12 
Fault icon
Amber OFF The canister can function as an active member of the system. If the node canister has a problem, it is not severe enough to stop the node canister from performing I/O.
BLINK The canister is being identified. There might or might not be a fault condition.
ON The node is in service state or an error exists that might be stopping the system code from starting. The node canister cannot become active in the system until the problem is resolved. The problem is not necessarily related to a hardware component.