Customizing Your DeviceApril 15, 2003 T-Mobile Sidekick Owner’s Manual 43Unlock Your SIM Card1 To unlock your SIM card, from the Key Guard & Security screen, press the Disable SIM Lock... button:The Unlock SIM dialog box appears.2 Type your PIN, then select OK. Your SIM card is unlocked.Change Your SIM PINIf you have SIM Lock enabled, then you can change your SIM PIN. (Remember that the default SIM PIN is1234.)1 From the Key Guard & Security screen, scroll to the SIM Card Lock section:2 Select the Change SIM PIN... button, as shown above. The Change SIM PIN dialog box opens:3 In the text boxes, type your old PIN, the new PIN (4-8 digits), and then your new PIN again to confirm.4 Select Submit to dismiss the dialog box and save your new PIN. You will receive a confirmation dialog boxto let you know your PIN was changed successfully.KeyboardYou can set how the keyboard responds to your touch:• Keyboard repeat delay - If you hold down a key long enough, it will start repeating in your text box. Thissetting determines how long you must hold down a key before it starts repeating.• Keyboard repeat rate - Once you’ve held down a key long enough so it starts repeating, this settingdetermines how fast the key repeats.To set these preferences, do the following:1 From the Jump screen, press Menu then select Settings.