GE SpacemakerXL JVM1640 Owner's Manual page 29

Surface Light
Beeper Volume
Vent Fan
Press to turn the surface
light on or off.
The beeper sound level
can be adjusted. Press
BEEPER VOLUME.
Choose 0–3 for mute to
loud.
The vent fan removes
steam and other vapors
from surface cooking.
On some models, there is a
night light option.
Press SURFACE LIGHT
once for bright light, twice
for the night light or three
times to turn the light off.
Press VENT FAN once for
high fan speed, twice for
low fan speed or a third
time to turn the fan off.
29