How to Enter Unlock Codes on Sony Ericsson Cell Phones (all models):
If your phone has a "JOGDIAL" (for example SonyEricsson K700i), then you must press the "down arrow" instead of the "left arrow" for step 3 & 5. By "Down Arrow" I mean directing the Jogdial down!
For the unlocking of a locked Sony Ericsson no sim card is required.
Turn on the handset. Display will indicate
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