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 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.
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: |
Storwize V3700 node canister battery status LEDs
Name | Call out | Symbol | Color | State | Meaning |
---|---|---|---|---|---|
Battery status | 7 | ![]() |
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 | ![]() |
Amber | OFF | No fault |
ON | The battery has a fault. | ||||
Battery in use | 9 | ![]() |
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.
Name | Call out | Symbol | Color | State | Meaning |
---|---|---|---|---|---|
Power | 10 | ![]() |
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 | ![]() |
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 | ![]() |
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. |