HC-C2100 User Guide
use it.
z
Do not pull out the plug of the charger during charging to avoid electrical damage to the phone
and the charger.
2.3 RUIM card
Purchase a RUIM card from network operator. Your phone number and registration
information are stored in your RUIM card. Your RUIM card can be used in any CDMA
phone. Your number and information will not change.
To insert the RUIM card
1. Make sure to switch off your phone before taking out the battery.
2. Turn the metal face of the RUIM card down and slide it into the slot provided by your
phone.
3. Reinstall
the
battery.
To remove the RUIM card
1. Remove the battery after switching off your phone.
2. Slide out the RUIM card from the RUIM slot.
3. Reinstall
the
battery.
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