GX-2003 Operator’s Manual Leak Testing • 57
To turn the buzzer off or on while in Leak Check Mode:
1. Press and hold the DISPLAY(ADJ) button for 3 seconds.
2. Release the button when the buzzer setting in the lower left corner
changes.
Turning Off the GX-2003, Leak Check Mode
1. Press and hold the POWER ENTER button.
2. The buzzer will sound and the LCD back light will flash for about
five seconds.
3. Release the button when GOODBYE appears on the display. When
GOODBYE disappears and the backlight turns off, the unit is off.