<p class="label"> 16. Turn on the meter switch, and select “Test Mode”. </p> <p class="label"> 17. Follow the screen instructions to select “Status” - "FPB" or "2hPBG". </p> <p class="label"> 18. The selected Code will appear on the screen; and Follow the instructions; directly with two thumbs to lightly press the two electrode metal probes. </p> <p class="label"> 19. After 8 seconds, the value that appeared on the screen ; complete the test. </p> <p class="label"> 20. Turn off the meter or meter will be shut down automatically after 18 seconds. </p>