How to Use the DRBII Keys

- To reach HELP on the DRBII, press and hold [F3] at any time.
- To move forward or backward one item at a time within a menu, press the up arrow or down arrow key.
- To select an item, press the item number, or move the arrows to the desired item and press ENTER.
- To return to the previous display, press ATM.
- To monitor one item of a multiple-item display, move the arrows to the desired item and press ENTER.
- To freeze a variable display item, press READ/HOLD. To unfreeze the item, press READ/HOLD again.
- To restart the DRBII, hold MODE and press ATM at the same time.
- To leave an actuator test running and perform another test, press ATM, then press ENTER to continue the actuator test.