nStor NexStor 4700S Series, Руководство пользователя

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Chapter 5 - Troubleshooting
Terminal and COM Port Problems
60
Terminal and COM Port Problems
Fan Status LED is
flashing (amber). Enclosure cabinet over-
temperature condition. Check for obstructed air flow. Ensure
that the air flow intake at the front
bezel is not obstructed and the
exhaust air flow is not obstructed at
the rear of the enclosure.
Add the jumpers to manually override
the fan automatic speed control, and
verify if the LED stops flashing. Refer
to “Cooling Fan Module” on page 7 for
more details.
Replace cooling fan canister.
Faulty thermal sensor. Replace the enclosure.
Drive Status LED is
illuminated amber. Fault in the Serial ATA disk
channel. Disk drive loop has a fault, refer to
“Common SCSI Bus Problems” on
page 58. Replace the faulty disk drive.
Channel Status LED is
flashing green. Controller(s) not ready. Wait approximately 2 to 3 minutes.
Reset the controllers.
Power cycle the enclosure.
Possible bad RAID Controller.
Symptom Reason Solution
Screen continuously
puts out garbage
characters. The likely cause of this
problem is a baud rate
mismatch between the
terminal emulator and the
enclosure. The baud rate can
be set from 9,600 to 115,200. 1 Shut down the controller.
Refer to the software user’s
guide.
2 Power down the enclosure.
3 For Hyper-Terminal:
a. Select the File menu and
choose Properties.
b. Click the Configure button.
c. Choose 115,200 and click OK.
Symptom Reason Solution
4700S.book Page 60 Wednesday, April 6, 2005 2:14 PM