11Setting up the VPAP System
The keypad backlight is on at all times when the VPAP is powered.
Left (green)
• Performs the function indicated by the guiding text
displayed above it on the LCD screen. Guiding text
includes menu, enter, change and apply.
Right (red)
• Performs the function indicated by the guiding text
displayed above it on the LCD screen. Guiding text
includes exit and cancel
.
Key Function