First step is to access to the "Help Me" menu, to do so, on the main screen of the phone hold the following keys : ALT CAPS H (at the same time)
Note: For Pearl and other Sure-type phones press and hold the ALT key (Bottom left) and type E A C E, for Storm, hold the BACK arrow, and tap the screen in the following areas: TOP LEFT, TOP RIGHT, TOP LEFT, TOP RIGHT.
Enter your details from the "Help Me" menu below:
Now simply type the key generated above directly on to the "Help Me" menu. Nothing will appear when typing. For numbers hold the ALT key when typing. Now you should be in the engineers menu - if you are not please try again ensuring the data you entered is EXACTLY as displayed. If you close the screen ensure you change the Uptime on the form.
Navigate to 'OS Engineering Screens', scroll down to 'Device Info' and scroll down until you see your 13 digit MEP code e.g. MEP-XXXXX-XXX