The scan tool allows you to make the following adjustments and settings: 1) Language: Selects the desired language. 2) Configure Monitors: Sets the monitors you want to test. 3) Unit of measure: Sets the unit of measure to English or Metric. 4) Key Beep Set: Turns on/off beep. 5) Status Beep Set: Turns on/off the I/M Readiness Status beep. 6) Tool Self-test:Checks if the LCD display, LED lamps and keyboard are working normally. 7) Update Mode: Accesses the Update Mode.