Dot Hill Systems II 200 FC Manuale Utente

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8-16 SANnet II 200 FC, SATA, and SATA SE Array Installation, Operation, and Service Manual • March 2005
Figure 8-5 Drive LEDs Flowchart, 2 of 2
For more information about checking and replacing drive modules, refer to the SANnet 
II Family FRU Installation Guide
.
8.7.3
Front-Panel LEDs
The following flowchart provides troubleshooting procedures for the SANnet II 200 
FC, SATA, and SATA SE array front-panel LEDs.
Note – 
The LED ribbon cable referred to in this flowchart is the white cable that 
connects the front-panel LEDs to the midplane. It is located on the right front-panel ear 
and is directly attached to the LEDs.
All front panel
LEDs flashing
amber?
Yes
LEDs stop
flashing?
No
Are all the
LEDs off during
operation?
Is the power
switch  on?
Yes
No
Is the power
connected?
Is the
power cord
well seated?
Resolved?
Yes
Yes
Yes
Turn it on.
No
Connect it.
No
Seat it.
No
Yes
No
No
Replace chassis.
Remove the right end cap.
Check that the Reset button is
not jammed.
Check that LED ribbon cable in
right ear is not  loose.
Replace the end cap.
Yes
Refer to
FRU Installation
Guide for
instructions
2B
Drive LEDs problem (FC)
No
Is the LED
ribbon cable on the
right ear loose?
Secure the
 ribbon cable.
Replace chassis.
Yes
End
--Reseat the FRU that is not operating correctly.
--Swap the questionable FRU with a known-good
FRU from the same array.
End
End
Notes
Prior to replacing a chassis, try the following: