Nokia 6131 NFC 用户手册
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20. Enhancements
To enhance phone functionality, a range of enhancements is
available for you. Select any of these items to help accommodate
your specific communication needs.
available for you. Select any of these items to help accommodate
your specific communication needs.
Practical rules about accessories and enhancements
•
Keep all accessories and enhancements out of the reach of small children.
•
When you disconnect the power cord of any accessory or enhancement, grasp and pull
the plug, not the cord.
•
Check regularly that enhancements installed in a vehicle are mounted and are
operating properly.
•
Installation of any complex car enhancements must be made by qualified personnel only.
21. Battery information
■
Charging and discharging
Your device is powered by a rechargeable battery. The battery can be charged and discharged
hundreds of times, but it will eventually wear out. When the talk and standby times are
noticeably shorter than normal, replace the battery. Use only Nokia approved batteries, and
recharge your battery only with Nokia approved chargers designated for this device.
hundreds of times, but it will eventually wear out. When the talk and standby times are
noticeably shorter than normal, replace the battery. Use only Nokia approved batteries, and
recharge your battery only with Nokia approved chargers designated for this device.
The full performance of a new battery is achieved only after two or three complete charge
and discharge cycles.
and discharge cycles.
If a replacement battery is being used for the first time or if the battery has not been used
for a prolonged period, it may be necessary to connect the charger, then disconnect and
reconnect it to begin charging.
for a prolonged period, it may be necessary to connect the charger, then disconnect and
reconnect it to begin charging.
Unplug the charger from the electrical plug and the device when not in use. Do not leave a
fully charged battery connected to a charger, since overcharging may shorten its lifetime.
If left unused, a fully charged battery will lose its charge over time.
fully charged battery connected to a charger, since overcharging may shorten its lifetime.
If left unused, a fully charged battery will lose its charge over time.
If the battery is completely discharged, it may take several minutes before the charging
indicator appears on the display or before any calls can be made.
indicator appears on the display or before any calls can be made.
Use the battery only for its intended purpose. Never use any charger or battery that is damaged.
Do not short-circuit the battery. Accidental short-circuiting can occur when a metallic object
such as a coin, clip, or pen causes direct connection of the positive (+) and negative (-)
such as a coin, clip, or pen causes direct connection of the positive (+) and negative (-)
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