Charging
・AC Charger (optional accessory) may become warm while
charging. It is not abnormal.
・If charging is started, although handset is unavailable
for operation, screen indicating that handset is charging
appears. For this reason, do not charge where handset is
required to be powered off.
・Check battery level with Status Indicator at the top of
screen.
・Operation time of Internal Battery varies by usage
environment or the battery condition.
・Internal Battery is consumable item. Operation time per
charge decreases by charging repeatedly. When operation
time with full-charged is extremely shortened, it is time to
replace. Internal Battery is not customer-replaceable. Bring
handset to a Ymobile Shop etc. to replace Internal Battery.
Fee is incurred for the replacement. Contact a Ymobile Shop
or Customer Service.
・Using application while charging may shorten Internal
Battery life.
Display (Touchscreen)
・Handset uses a touchscreen Display. Operate with your
fingers on Display.
・Touch with your fingers lightly. Do not press forcibly with
fingers or push with a sharp-pointed object (nail, ball-point
pen, pins, etc.)
・Touchscreen may not work or malfunction in the following
cases:
- Operation with gloves on
- Operation with fingernail
- Foreign object on Display
- Protection sheet or sticker applied on Display
- 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.
Volume
To prevent possible hearing damage, do not listen at high
volume levels for long periods.
Rising Handset Temperature
This mark is displayed when the surface temperature of the
product rises during use. When the mark is displayed, there is
a risk of burns if you continue using the product while holding
it in your hands. In this case, please refrain from holding it in
your hands.
Technical Conformity
Handset is certified as wireless equipment for low power
electric data communication based on the Radio Law. No
license is required for using handset as the wireless radio
station. However, disassembling/modifying handset may be
subject to penalty by law.
・Disassembling/modifying handset
・Never use modified handset. Using modified handset is a
violation of the Radio Law.
Handset is compliant with the technical standard
conformance of specified wireless equipment based on the
Radio Law, and as a proof of it, the "Technical Compliance
Mark
" appears on the electronic nameplate of handset.
Electronic nameplate can be viewed in the following way.
To view: in Home Screen,
(Settings)
About phone
Certificates
The technical standard conformance certification etc. is
invalidated by removing the screws and altering the inside
of handset. Using handset with invalid technical standard
conformance certification etc. is a violation of the Radio
Law.
・Do not alter the basic software illegally. May be regarded as
software modification and repairs may be refused.
