Adjusting Volume
Decrease volume by pressing the “ - “ side of the - VOLUME + button. Increase volume by pressing the “+” side of the switch.
(HOLD) Function
Move the HOLD switch to the position showing the closed lock (left).
When Hold is ON, all controls are locked out and a lock icon appears in the center top of the LCD display. If you press any controls, you will see on the display: KEY LOCKED
Be sure to switch the HOLD button to the UNLOCK position (right) to use the unit.
