Enhancements, Batteries, And Chargers - Nokia N91 Guía De Usuario

This device supports WAP 2.0 protocols (HTTP and SSL)
that run on TCP/IP protocols. Some features of this device,
such as MMS, browsing, e-mail and content downloading
via browser or over MMS, require network support for
these technologies.
For availability and information on using SIM card services,
contact your SIM card vendor. This may be the service
provider, network operator, or other vendor.
Enhancements, batteries,
and chargers
Always switch the device off and disconnect the charger
before removing the battery.
Removing the battery before switching off the device may
corrupt the hard drive.
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Check the model number of any charger before use with
this device. This device is intended for use when supplied
with power from a DC-4, AC-3 and AC-4 charger and from
an AC-1, ACP-7, ACP-8, ACP-9, ACP-12U, LCH-8, LCH-9, or
LCH-12 charger when used with the charger adapter CA-44.
The battery intended for use with this device is BL-5C.
Warning: Use only batteries, chargers, and
enhancements approved by Nokia for use with
this particular model. The use of any other types
may invalidate any approval or warranty, and
may be dangerous.
For availability of approved enhancements, please check
with your dealer. When you disconnect the power cord of
any enhancement, grasp and pull the plug, not the cord.