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1. System Status LED
2. System Power LED
3. SFP+ (Upper) Port 0 Status LED
4. SFP+ (Lower) Port 4 Status LED
5. QSFP 0 (FC Ports 48 - 51) LED
6. QSFP 1 (FC Ports 52 - 55) LED
7. QSFP 2 (FC Ports 56 - 59) LED
8. QSFP 3 (FC Ports 60 - 63) LED
System power LED
Refer to the following table to interpret the system power status LED.
Table 8. System power LED patterns during normal operation
LED color
No light
Steady green
System status LED
Refer to the following table to interpret the system status LED.
Table 9. System status LED patterns during normal operation
LED color
No light
Steady green
Steady amber (for more than five
seconds—can take over a minute
to complete POST)
54 IBM Storage Networking SAN64B-6: SAN64B-6 Installation, Service, and User Guide
Status of hardware
System is off or there is an
internal power supply failure.
System is on and power supplies
are functioning properly.
Status of hardware
System is off or there is no
power.
POST and initialization is
completed. System is on and
functioning properly.
System is going through the
power-up process.
Recommended action
Verify that system is powered on,
the power cables attached, and
your power source is live.
If the system power LED is not
green, the unit may be faulty.
Contact your solution provider.
No action required.
Recommended action
Verify that system is on and has
completed booting.
No action required.
No action required.
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