Nokia 6790 User Giude

Also see for 6790: User guide

Contents

Nokia 6790 User Giude Manual pdf 54 page image

AccessoriesWarning: Use only batteries, chargers, andaccessories approved by Nokia for use with this particularmodel. The use of any other types may invalidate anyapproval or guarantee, and may be dangerous. In particular,use of unapproved chargers or batteries may present a riskof fire, explosion, leakage, or other hazard.For availability of approved accessories, please check withyour dealer. When you disconnect the power cord of anyaccessory, grasp and pull the plug, not the cord.BatteryBattery and charger informationYour device is powered by a rechargeable battery. The batteryintended for use with this device is BP-4L. Nokia may makeadditional battery models available for this device. Thisdevice is intended for use when supplied with power fromthe following chargers: AC-8. The exact charger model numbermay vary depending on the type of plug. The plug variant isidentified by one of the following: E, EB, X, AR, U, A, C, K, orUB.The battery can be charged and discharged hundreds oftimes, but it will eventually wear out. When the talk andstandby times are noticeably shorter than normal, replacethe battery. Use only Nokia approved batteries, and rechargeyour battery only with Nokia approved chargers designatedfor this device.If a battery is being used for the first time or if the batteryhas not been used for a prolonged period, it may be necessaryto connect the charger, then disconnect and reconnect it tobegin charging the battery. If the battery is completelydischarged, it may take several minutes before the chargingindicator appears on the display or before any calls can bemade.Safe removal. Always switch the device off and disconnect thecharger before removing the battery.Proper charging. Unplug the charger from the electrical plugand the device when not in use. Do not leave a fully chargedbattery connected to a charger, since overcharging mayshorten its lifetime. If left unused, a fully charged battery willlose its charge over time.Avoid extreme temperatures. Always try to keep the batterybetween 59°F and 77°F (15°C and 25°C). Extremetemperatures 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 temperatureswell below freezing.Do not short-circuit. Accidental short-circuiting can occurwhen a metallic object such as a coin, clip, or pen causesdirect connection of the positive (+) and negative (-)© 2004 Nokia. All rights reserved.54