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Troubleshooting
Problem
Cannot turn the power on.
Cannot charge the battery.
Cannot make or receive
voice and video calls.
Cannot use the Web.
Cannot use SMS and MMS. • If the
174
Possible Causes and Remedies
• Make sure the battery pack is inserted correctly (page 26).
• Make sure the battery is charged (page 27).
• Make sure the battery pack is inserted correctly (page 26).
• Make sure the connectors or contacts of the AC adapter and battery pack are not dirty (page 27).
• If the
indicator appears on the display, move to a location where a signal can reach your phone or that is in the
service area.
• If the
indicator appears on the display, cancel flight mode (page 140).
• A video call can only be made or received in an area with 3G coverage. Make sure the
indicating you are in an area with 3G coverage appears on the display in standby mode.
• If a PIN code is incorrectly entered three times in a row, the PIN lock is set and a call cannot be made because
access to the SIM card is blocked. Enter the PUK code to cancel the PIN lock (page 24).
• If the
indicator appears on the display, enter your security code (page 24) to cancel the phone lock (
• Make sure your phone is not set to reject calls (page 145) or divert calls (page 37).
• If the
indicator appears on the display, cancel flight mode (page 140).
• Check your subscription status. Contact your service provider.
• The network settings may be incorrect. Check the network settings (
contact your service provider.
indicator appears on the display, cancel flight mode (page 140).
• If the
indicator appears on the display, delete messages no longer required (page 97).
• Check your subscription status. Contact your service provider.
• Make sure the service centre number (page 102) is correct. For details on the service centre number, contact your
service provider.
or
indicator for
page 148
). For details on the network settings,
page 145
).
Appendix
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