Fingerprint Authentication - Sony Xperia X Manual

-Foreign object, protection sheet or sticker applied, or waterdrop or dew condensation on Display
-Operation with fingers wet or sweaty
-Operation under water
 Although Display is made with hardened and shatterproof glass, touching scattered or exposed
parts accidentally may cause injuries.
Earpiece/Speaker
Handset earpiece is also used as a speaker. Loud sound may be heard from the speaker when
playing sound, for arriving incoming calls, etc.
Subjecting your ears to loud sound may affect your hearing ability. Use Earpiece/Speaker with care
to prevent your ears from being subject to loud sound. For example, remove Earpiece/Speaker from
your ears as soon as a call is ended.

Fingerprint Authentication

 Fingerprint authentication uses the characteristics of your fingerprint. If your fingerprint image has
few characteristics, fingerprint authentication may not be available.
 Authentication performance (authenticating fingerprint when using Fingerprint Sensor (
depends on usage condition of handset. If your finger is under any of the following conditions,
registration of fingerprint may be difficult or authentication performance may degrade.
Authentication performance may be improved by washing or drying hands, registering a different
finger, registering fingerprint using a wider surface of your finger, etc.
- Wrinkled after taking a bath, etc.
- Covered with sweat, hand cream, etc.
- Dirty with mud or grease
- Rough or injured (cut, inflammation, etc.)
- Extremely dry
- The shape of fingerprint has changed due to weight loss or weight gain
- Faded due to abrasion, etc.
- The surface condition of finger is extremely different from when you registered fingerprint
 Personal authentication and identification are not completely guaranteed by fingerprint
authentication technology. Note that SoftBank Corp. is not liable for any damage incurred due to
misuse by a third party or due to handset being unable to be used.
 Do not subject handset to strong impacts. Do not scratch the surface of Fingerprint Sensor or poke
it with a pointed object. Doing so may cause a malfunction or damage.
 Do not paste stickers or other objects on the surface of Fingerprint Sensor or cover it with ink, etc.
 If Fingerprint Sensor gets dirty, reading a fingerprint may be difficult or authentication performance
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