Copyright © 2000-2002 Nokia. All rights reserved.24General information Note: The battery does not fit into place if the SIM card is not correctlyinstalled. Do not force the battery into place! Check that you haveinserted the SIM card as described in the Getting Started Guide. If theSIM card is incorrectly installed, remove it by pulling it out of the slot,and insert it again.Memory cardTip: To protect thememory card with apassword, see ‘To lock amemory card’ on page 212.You can use a memory card to manage your documents, contacts databases,applications, backups, and so on.Use the items on the memory card in the same way as corresponding items on thecommunicator. You can, for example, install and remove software to and from thememory card with the Install/Remove software application, and send messages tocontacts in the contacts directory of the memory card.Note: Do not remove the memory card in the middle of an operation.Note: If you want to use a Nokia 9210 Communicator’s memory card in yourNokia 9210i Communicator, you must first format the card. Note thatformatting deletes all information from the memory card. To format thememory card, open the File manager application in Office and press theMenu key. Select Memory card > Format memory card…, and press Format.However, you can use a Nokia 9210 Communicator’s memory card inyour Nokia 9210i Communicator temporarily for copying files betweenthe memory card and the device. If you do so, restart your Communicatorafter inserting the original memory card by removing the battery andreplacing it again.