Yulong 889N User Manual page 62

Faulty and Damaged Products
Do not attempt to disassemble the phone or its
accessory.
Only qualified personnel must service or repair the
phone or its accessory.
If your phone or its accessory has been submerged in
water, punctured, or subjected to a severe fall, do not
use it until you have taken it to be checked at an
authorised service centre.
Battery Handling & Safety
Always switch the device off and disconnect the charger
before removing the battery.
Only use the battery and charger supplied, or
manufacturer approved replacements intended for use
with your phone. Using other batteries and chargers
could be dangerous.
Do not disassemble or short-circuit the battery.
Accidental short-circuiting can occur if a metallic object
such as a key, paper clip, or pen touches the terminals of
the battery.
Improper battery use may result in a fire, explosion, or
other hazard. If you believe the battery has been
damaged, do not use it, take it to a service centre for
testing.
Interference
General statement on interference
Care must be taken when using the phone in close
proximity to personal medical devices, such as
pacemakers and hearing aids.
Pacemakers
Pacemaker manufacturers recommend that a minimum
separation of 15 cm be maintained between a mobile
phone and a pacemaker to avoid potential interference
with the pacemaker. To achieve this use the phone on
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