Hitachi P300 Secret Codes

1. Enter ## and the 6 digit OTKSL
2. Press the Options soft key and then scroll to Save Phone #. Press the OK soft key.
3. At the NAM display scroll to EDIT and press the OK soft key
4. Display will read NAM and MDN will be highlighted. Press the OK soft key.
5. At the MDN display enter the 10 digit MIN and press the SAVE soft key.
6. At the Save prompt press the OK soft key. The next display will show several options that should not edited.
7. Press the EXIT soft key and the device will power cycle.
8. Programming is complete