Test Mode To enter in Nam programming Mode, you need to short-circuit the first and the third battery pin from the right, then:

Power ON the phone

display will show "Tacs5", type in:

55

now display shows the first step of NAM programming; simply enter data and move to the next step using:

* (the same key of [left arrow])


Software version To enter in Nam programming Mode, you need to short-circuit the first and the third battery pin from the right, then:

Power ON the phone

display will show "Tacs5", type in:

19

now display is showing software version of your phone.