Reset to Factory Settings
You can reset your unit to factory settings for Start-Up mode,
volume,
drk, aud, cty
, as well as your settings for
Tr a v e l
and
NAm e r i c a
modes and Selectable Features. To reset, press and
hold the
cty
button until the display shows “
RESET
”and
release the button. Two “beeps” will sound and your unit will be
on
and ready for operation in
Tr a v e l
mode.
Voltage Warning
BEL 990
International
continually checks your vechicle’s voltage
to ensure proper performance of the detector. The unit’s
operating range is 10.5 to 16.0 volts. If voltage is above 16.0, the
display will flash “
HI VOLT
” until condition is rectified. If voltage
falls below 10.5 volts, display will flash “
LOW VOLT
” until
condition is rectified.
drk
(Bright/Dim/Dark) Button
The
drk
button allows selection of a bright, fully adjustable
dim mode or dark mode. The unit is factory preset to full
bright display. To engage
dim
mode, press and hold the
drk
button. The display will cycle through various levels of dim
illumination. Release the button at your chosen level. To
engage dark mode, press the
drk
button a second time. A
single “beep” coupled with the brief illumination of “
DARK
”
on the display confirms your selection. You’ll notice an “
H
”
(Highway mode),“
C
” (City mode) or “
CA
” (City All mode)
remains dim to confirm your unit is receiving power. To
return to a full bright setting, press the
drk
button a third
time; two “beeps” confirm this selection. Use of the
drk
button
does not affect audio alerts.
Important—if you press the the
drk
button and do not receive
audible confirmation, the audio level has been set too low.
aud
(Audio-Mute/Volume Control) Button
Manual Muting of Audio Alerts (Radar and
sws
™
)
Whether Audio-Mute is selected
on
or
off
in Selectable
Features the audio alerts can be completely muted by
