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Notes on Usage
Precautions for Waterproofness/
Dustproofness
• This product is waterproof of IPX5
*1
(protection
of JIS C 0920) and IPX8
*2
standards, as well as
dustproof equivalent to the IP6X
*3
standard (based
on in-house testing).
• Before using the product, thoroughly read the
"Important Precautions" for proper use. Failure to
follow the contents described in these sections
may cause the intrusion of water, sand or other
foreign material, resulting in overheating, ignition,
electric shock, injury or a fault.
*1 IPX5 equivalent means that a phone keeps
functioning after applying a jet flow of 12.5 liters
per minute from every direction from a distance of
approximately 3 m for at least 3 minutes using water
nozzle in 6.3 mm inner diameter.
*2 IPX8 equivalent means that a phone keeps
functioning after being slowly submerged to depth of
1.5 m in static tap water at room temperature, left
there for 30 minutes and then taken out.
*3 IP6X equivalent means that dust does not enter
the interior of a phone after it is placed in a device
containing dust with diameter of 75 μm or less for 8
hours, agitated and then taken out.
• Operation of the product in every possible condition
during actual use is not guaranteed. Malfunctions
determined to be caused by mishandling by the
customer are not covered by the warranty.
Important precautions
• To ensure waterproof property of the product, make
sure that the au IC card/microSD memory card tray
is securely attached. Water resistance is effective
when completely sealed.
• Never open or close the au IC card/microSD
memory card tray when your hand and/or the
product is wet.
• Do not immerse the product in or splash the
product with liquid other than tap water (seawater,
pool, hot spring, soap water, detergent water,
water with bath salts in it, alcohol, beverages,
seasonings, etc.). Also, do not use the product in
places subject to splashing with pet urine.
• If the product gets splashed, immediately rinse it
off with tap water.
