Nokia 3110c - Hints Notes and Info
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Some keycodes

  *#0000# Displays your phone software version.
          1st line phone model
          2nd line software version
          3rd line: software release date
          4th line: Compression type
                (Don't ask me what. I still don't know what it means.

  *#06# Shows you the IMEI (International Mobile Equipment Identity) number of
        the handset. Very useful, if the handset gets stolen. Go write it down
        in any safe place.

  *#7760# It provides the manufacturer's code for the particular handset.

  *#7780# Restore the factory settings for your mobile.

  *#92702689# (*#war0anty#) Displays: 1. Serial number; 2. Date made; 3.
      Purchase date (allows you to set it, if not set. But cannot change once
      set); 4. Date of last repair; 5. Life timer.

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