Nokia 2605 - Manual (Page 86)

C a r e a n d M a i n t e n a n c e
85
• Use only the supplied or an approved replacement antenna.
Unauthorized antennas, modifications, or attachments could
damage the device and may violate regulations governing
radio devices.
• Use chargers indoors.
• Always create a backup of data you want to keep, such as
contacts and calendar notes.
• To reset the device from time to time for optimum performance,
power off the device and remove the battery.
These suggestions apply equally to your device, battery, charger, or
any enhancement. If any device is not working properly, take it to
the nearest authorized service facility for service.