Nokia 2680 slide User Manual

Page 53

The exact charger model number may vary depending on

the type of plug. The plug variant is identified by one of the

following: E, EB, X, AR, U, A, C, or UB.
If a 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 the battery. 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.
Always switch the device off and disconnect the charger

before removing the battery.
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.
Always try to keep the battery between 15°C and 25°C (59°F

and 77°F). Extreme temperatures reduce the capacity and

lifetime of the battery. A device with a hot or cold battery

may not work temporarily. Battery performance is

particularly limited in temperatures well below freezing.
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

(-) terminals of the battery. (These look like metal strips on