IBM SAN40B-4 - System Storage Switch, Руководство пользователя и обслуживания

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LED patterns
Table 4 through Table 7 on page 24 summarize the switch LED locations, color, and
meaning, as well as any recommended user response.
Power status LED patterns
The power status LED patterns are shown in Table 4
Table 4. Power status LED patterns, status, and recommended actions
LED name LED color Status of hardware
Recommended
action
Power Status LED No light System is off or there
is an internal power
supply failure.
Verify the system is
on. If the system is
on, the unit is faulty.
Contact IBM Support.
Steady green Switch is on and
power supplies are
functioning properly.
No action is required.
System status LED patterns
The system status LED patterns are shown in Table 5
Table 5. System status LED patterns, status, and recommended actions
LED name LED color Status of hardware
Recommended
action
System Status LED No light Switch is off, boot is
not complete, or boot
failed.
Verify that switch is
on and has
completed booting.
Steady green System is on and
functioning properly.
No action is required.
Steady amber (for
more than five
seconds)
Boot failed, the
system is faulty.
Perform the following
steps:
Connect a serial
cable to the system.
Reboot the system.
Check the failure
indicated on the
system console.
Contact IBM Support.
Flashing amber/green Attention is required.
A number of variables
can cause this status
including a single
power supply failure,
a fan failure, or one
or more
environmental ranges
exceeded.
Check the
management
interface and the
error log for details
on the cause of
status. Contact IBM
Support if required.
Chapter 3. Operating the switch
23