Promise Technology VessRAID 1740s Product Manual page 297

Enclosure
Overheating is a potentially serious condition because the
excessively high temperatures can lead to disk drive failure and
controller malfunction.
Overheating usually results from:
•
•
On VessRAID, there are two kinds of fans:
•
•
If a power supply fan fails, you must replace the power supply.
If a RAID Controller fan fails, you can replace it onsite. See
page 210.
Air circulation around the VessRAID enclosure may be a more
complex problem. Use the thermometer icons to help you locate
the specific hot spot. Check for these conditions:
•
•
•
To cool down a VessRAID enclosure:
•
•
Fan failure
Poor air circulation around the enclosure
Power supply fan
RAID Controller fan
Accumulated dust or objects blocking the fans
Less than a minimum of 5 inches (13 cm) space between the
back of the VessRAID and the wall or other object
Ambient temperature above 95°F (35°C) where the
VessRAID is operating
Cooling Down the Enclosure
Correct any problems identified above
Power down the VessRAID and let it sit for an hour or longer
283
Chapter 9: Troubleshooting
Overheat
Fan Failure
Air Circulation