To clear the OPTION key:
1. On the Millennium 3, press and hold SETUP until the LED blinks twice, then release SETUP.
2.Enter 9 - 9 - 5. The LED will blink twice.
3. Press OPTION once.
4. Press and hold SETUP until the LED blinks twice, then release SETUP.
5.The OPTION key is now clear and ready for reprogramming.
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