Make sure there is no disk in the tray.
Press Repeat (not repeat A-B)
Then type in, using numbers on your remote
57538 (there are other numbers quoted under the m105 thread if this does not work).
If it works for your model, 02 should appear in the top left hand corner, where the numbers you have typed in appear.
This shows the region your model is currently on.
Before these numbers dissappear type 9 (or 09) and press the Open/Close button on your remote, quickly after, to save it.
Then press standby on the remote.
If you are unsuccesfull with the above code then it may be worth trying one of the resources below.
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