Nokia 2135 Manual Del Usuario página 53

• Do not use harsh chemicals, cleaning solvents, or strong
detergents to clean the device.
• Do not paint the device. Paint can clog the moving parts and
prevent proper operation.
• 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.
Note: Before sending your device to a service facility,
create a backup of data you want to keep such as
contacts and calendar notes.
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