What PIN do operators use to sign on to the Intoxilyzer 9000?

In the context of signing on to the Intoxilyzer 9000, operators use the last four digits of their driver's license as their Personal Identification Number (PIN). This method provides a level of security and uniqueness for each operator, allowing for individual accountability when operating the device. Since the driver's license is a government-issued identification, it is a familiar and reliable identifier for personnel in law enforcement or related fields.

Using the last four digits of a driver's license also facilitates quick access for authorized users without the need to remember complex passwords. This approach balances accessibility with security, ensuring that only trained and certified operators can access the Intoxilyzer 9000 for conducting breath tests.