HP A7990A - StorageWorks SAN Director 4/16 Blade Switch, Hardware Reference Manual

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56 Monitor system components
Table 9 describes the CP blade LED patterns and the recommended actions for those patterns.
Core switch blade (CR8)
To determine the status of a CR blade:
1. Check the LED indicators on the core switch blade (see Figure 21 ). The LED patterns may temporarily
change during POST and other diagnostic tests; for information about how to interpret the LED
patterns, see Table 9 .
2. Check core switch blade status by typing
slotShow
and
haShow
.
Figure 22 identifies the core switch blade.
Table 9 CP blade LED descriptions
LED purpose Color Status Recommended action
Power Steady green CP blade has valid
power.
No action required.
No light (LED is off) CP blade does not have
incoming power.
Ensure blade is firmly seated and
has power.
Status No light (LED is off) CP blade is either
healthy or does not have
power.
Verify that the power LED is on.
Steady amber CP blade is faulty or the
switch is still booting.
Ensure blade is firmly seated and
switch has completed booting. If
LED remains yellow, contact HP.
Slow-flashing amber (on 2
seconds; then off 2
seconds)
CP blade is not seated
correctly or is faulty.
Pull blade out and reseat it. If LED
continues to flash, replace blade.
Fast-flashing amber (on
1/2 second; then off 1/2
second)
Environmental range
exceeded.
Check for out-of-bounds
environmental condition and
correct it.
Ethernet Link
Status
No light (LED is off) Either an Ethernet link is
not detected, or it does
not have incoming
power.
Ensure the blade has power,
Ethernet cable is firmly seated,
and connected device is
functioning.
Flickering green/amber Ethernet link is healthy
and traffic is flowing
through port.
No action required.
Ethernet Link
Speed
No light (LED is off) Ethernet link speed is 10
Mb/s or CP blade does
not have incoming
power.
Ensure CP has power.
NOTE: To force a persistent
Ethernet link speed, type the
ifModeSet
command.
Steady green Ethernet link speed is
100/1000 Mb/s.
No action required.
Active CP Steady blue Active CP blade. No action required.
No light (LED is off) Standby CP blade. No action required.