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Precautions
(continued)
Precautions for installation
This product is designed to be used indoors.
Panasonic assumes no responsibility for injuries or
property damage resulting from failures arising out of
improper installation or operation inconsistent with
this documentation.
Do not place this product in the following places:
• Locations exposed to direct sunlight
• Locations subject to having strong vibration or impact
• Locations near magnetic field sources such as a televi-
sion or speakers
• Locations near the devices that emit large sound and
generate vibration by sound pressure
• Locations where condensation forms easily, where tem-
perature changes greatly or where humidity level is high
• Locations subject to steam and oil smoke such as a
kitchen
• Locations which are not level
• Locations subject to dust
• Locations where it may get wet from rain or water splash
Do not install this product in locations where the
product or the cables can be destroyed or damaged
by persons with malicious intent.
Place this product horizontally on a level surface.
Do not place this product in an upright position. When
stacking multiple extension units, clear a space of more than
5 cm {2 inches} from both sides, the top, the bottom and
the rear of the extension unit.
More than
5 cm {2 inches}
Heat dissipation
To prevent this product from overheating, heed the following.
Failure to observe this may cause fire or trouble.
• Do not block the cooling fan outlet or the ventilation
holes with a wall, rack, cloth, etc. Maintain the product
periodically to prevent dust from blocking ventilation
holes.
• The lifetime of the cooling fan is limited by use. It is rec-
ommended to replace them after around 30000 hours of
operation. Contact your dealer for replacement of the
cooling fans.
10
More than
5 cm {2 inches}
More than
5 cm {2 inches}
• Clear a space of more than 5 cm {2 inches} from both
sides, the top, and the rear of the product. Do not block
the ventilation holes on the front side since this product
is designed to cool the hard disk drives by drawing in air
from the front.
Avoid placing this product near noise sources
If the cables are placed near noise sources such as fluores-
cent lamps, noises may be produced. In this case, rewire
avoiding the noise sources, or move the product to a place
far from the source.
Grounding
Confirm that the wire is connected from the SIGNAL GND
terminal to earth ground.
A grounding connection must be made before connecting
the power plug or this product to the main power supply.
When disconnecting the grounding wire, make sure that the
power plug of this product is disconnected from the main
power supply.
Avoid placing receptacles that contain liquids such as
water near this product.
If liquid spills onto this product, it may cause fire or an elec-
tric shock.
Shielded (STP) LAN cables must be used with this unit
to ensure compliance with EMC standards.
About sulfuration of rubber products
Do not leave rubber products containing sulfur (packing and
rubber feet) close to the extension unit or in the same storing
box. Sulfur constituent from the rubber products may cause
sulfuration corrosion on electrical parts or terminals and
defects in the extension unit.
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