Sony NWZ-W273S Manual

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Taking your Walkman off
Gently move your Walkman up and down to take it off 
your ears. (Applicable to  and )
Note
Removing the Walkman suddenly when the earbuds are fitted 
firmly in your ears may cause damage to your ears or eardrums, 
or the earbuds may remain in your ears.
Maintenance
Clean the earbuds and your Walkman after every use as follows. (Applicable to  
and )
Note
The build up of foreign substances such as earwax etc. in the headphone sections may cause 
deteriorated sound quality or sound loss. If there is a build up of any foreign substances on the 
terminals, your Walkman may not be charged or may not be recognized by your computer.
1  Wash the earbuds.
 Remove the earbuds.
 Wash the earbuds by hand using a mild detergent 
solution.
After washing the earbuds, dry them well.
2  Wash your Walkman.
Do not rub foreign substances on the mesh 
sheet. Doing so may push them into the 
headphones.
 Rinse the terminals and headphone sections of 
your Walkman with gentle running tap water.
 If the terminals are not clean, wet a soft brush 
such as toothbrush with water and clean the 
terminals.
 Wipe the moisture off the terminals and surface of 
your Walkman using a soft dry cloth.
mesh sheet
headphone 
sections
terminals
 Pat the headphones softly against a dry cloth. 
Repeat patting about 20 times. Then place a dry 
cloth under the headphones and leave at room 
temperature for 2 to 3 hours.
 
Ą Liquids that the water resistant performance 
specifications apply to
Applicable: fresh water, tap water, perspiration, pool water
Not applicable: liquids other than those above (examples: soapy water, 
detergent water, water with bath agents, shampoo, hot spring water, 
salt water, etc.)
The water resistant performance of your Walkman is based on our measurements 
under the conditions described in this section. Note that malfunctions as a result 
of water immersion caused by misuse by the customer are not covered by the 
warranty.
 
Ą Notes on charging the battery
The USB cradle supplied with your Walkman is not water resistant.
Before charging the battery, make sure your Walkman is not wet.
If there is moisture on the Walkman, wipe it off completely, and leave the 
Walkman at room temperature to dry until no moisture remains on the Walkman 
before you start charging.
Never use the USB cradle (supplied) with wet hands or when your Walkman is 
wet. Doing so may cause an electric shock, smoke emission, or a fire, etc.
 
Ą Notes on using your Walkman
ˎ
ˎ
The earbuds seal your ears. Therefore, be aware that there is a risk of damage 
to your ears or eardrums if strong pressure is applied to the earbuds, or the 
earbuds are removed suddenly from your ears. Due to this risk, do not do 
vigorous exercise, dive into a swimming pool, etc., while wearing your 
Walkman.
ˎ
ˎ
Do not pour hot water directly on your Walkman and do not blow hot air from a 
hair dryer, etc., directly on the Walkman. Never use the Walkman in high 
temperature locations such as in saunas or near a stove.
 
Ą Water resistant performance of this Walkman
The water resistant specifications*
1
 of this Walkman are equivalent to IEC60529 
“Degrees of protection against ingress of water (IP Code)” IPX5/8*
2
, which 
specifies the degree of protection provided against the entry of water.
If you use your Walkman in a swimming pool, do not exceed a depth of 2 m 
(6.5 feet) while wearing it.
Before use, be sure to read and understand the water resistant specifications 
completely.
*
1
  The headphone sections are not completely water-tight.
*
2
  IPX5 (Degrees of protection against jets of water): Your Walkman, with standard-type 
earbuds attached, will maintain its operability even when exposed to direct streams of water 
from any direction in a situation where approximately 12.5 l/min. of water is supplied for 
more than 3 minutes from a distance of about 3 m using a nozzle with an inner diameter of 
6.3 mm. However, this does not apply to the headphone sections.
  IPX8 (Degrees of protection against continual water submersion): Your Walkman, with 
standard-type earbuds attached, will maintain its operability even when submersed in water 
to a depth of 2 m for 30 minutes.
How the sound may be muffled while you are 
swimming
1  If the water gets into a gap between your ears 
and the headphones (
) and covers the 
eardrum (
), sound may become muffled.
ˎ
‚
You can prevent water penetration by using 
the most appropriate size of earbuds that fits 
your ears firmly. 
2  If water accumulates in the drivers of the 
headphones (
), the sound may become 
muffled. 
ˎ
‚
You can prevent water penetration by using 
the Swimming earbuds supplied with your 
Walkman.
About the differences between the two types of 
earbuds
ˎ
ˎ
Standard-type earbuds (Applicable to )
You can use them in a wide variety of situations, even swimming.
ˎ
ˎ
Swimming earbuds (Applicable to )
Employing a structure that prevents water penetration inside the headphones, 
Swimming earbuds allow you to enjoy music more comfortably during 
swimming.
Notes
ˎ
ˎ
The sound volume is lower with Swimming earbuds than with standard-type earbuds. 
Increase the volume as needed.
ˎ
ˎ
When you replace Swimming earbuds with the standard-type earbuds, the sound becomes 
louder. Adjust the volume so as not to hurt your eardrums.