Nokia Asha 303 - Insert a SIM card and battery

Note: Switch the device off and disconnect the charger and any other device before removing any covers. Avoid touching electronic components while changing any covers. Always store and use the device with any covers attached.

Important: This device is designed to be used with a standard SIM card (see figure) only. Use of incompatible SIM cards may damage the card or the device, and may corrupt data stored on the card. Please consult your mobile operator for the use of a SIM card that has a mini-UICC cutout.

This phone is intended for use with a BP-3L battery. Always use original Nokia batteries.

The SIM card and its contacts can be easily damaged by scratches or bending, so be careful when handling, inserting, or removing the card.

  1. Switch the phone off.

  2. Pull the back cover release latch towards the bottom of the phone, and remove the cover.

  3. Remove the battery, if inserted.

  4. Lift the SIM card holder cover, make sure the contact area of the SIM card is facing down, and place the card in the holder.

  5. Lower the SIM card holder cover.

  6. Line up the battery contacts, and insert the battery.

  7. Direct the top locking catches toward their slots, and press down until the cover locks into place.

Remove the SIM card

  1. Switch the phone off.

  2. Remove the back cover.

  3. Remove the battery, if inserted.

  4. Lift the SIM card holder cover, and remove the SIM card.