Leds On The Node Canisters; Power Leds; System Status And Fault Leds - IBM Storwize V7000 Unified Problem Determination Manual

2. At least one power supply in the enclosure must indicate Power supply OK or
Figure 48. LEDs on the node canisters
3. If the power LED is on, consider the states of the clustered-system status and
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Storwize V7000 Unified: Problem Determination Guide Version
Power supply firmware downloading for the node canisters to operate. For this
situation, review the three canister status LEDs on each of the node canisters.
Start with the power LED.
Table 39. Power LEDs
Power LED
status Description
Off There is no power to the canister. Try reseating the canister. Go to "Procedure:
Reseating a node canister" on page 222. If the state persists, follow the
hardware replacement procedures for the parts in the following order: node
canister, enclosure chassis.
Slow Power is available, but the canister is in standby mode. Try to start the node
flashing (1 canister by reseating it. Go to "Procedure: Reseating a node canister" on page
Hz) 222.
Fast The canister is running its power-on self-test (POST). Wait for the test to
flashing (2 complete. If the canister remains in this state for more than 10 minutes, try
Hz) reseating the canister. Go to "Procedure: Reseating a node canister" on page
222. If the state persists, follow the hardware replacement procedure for the
node canister.
Figure 48 shows the LEDs on the node canister.
1
fault LEDs.
Table 40. System status and fault LEDs
System status
LED Fault LED
Off Off
1
Status Action
Code is not
v Follow procedures for reviewing
active.

power LEDs.

v If the power LEDs show green, reseat
the node canister. See "Procedure:
Reseating a node canister" on page
222. If the LED status does not
change, see "Replacing a node
canister" on page 224.