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9
AUD (Auto-Mute/Volume Control) Button
Manual Muting of Audio Alerts
(Radar and SWS
™
)
Whether Auto-Mute is selected on or off in Selectable
Features, the audio alerts can be completely muted by
pressing the AUD button during an alert. The display will
briefly show
“
Q
QU
U II E
E T
T
”
.
No audible alert will be heard as
long as the signal is present. The unit will remain in manual
mute mode for approximately 12 seconds from the last
received alert.
Note—because Laser alerts are not lengthy or sustained,
muting is not required (see page 23)
Volume Control
Press and hold the
AUD
button to engage the
volume control; the volume will cycle high to low.
The audio level has 9 settings for
VECTOR 990
.
Release the
AUD
button when you have reached your
desired audio setting.
CTY (City/Highway) Button
The CTY button has four functions:
1. AutoScan
™
Mode
2. Highway Mode
3. City X Filtration Mode
4. City X/K/Ka Filtration Mode
AutoScan
™
Mode
:
VECTOR 990
is factory shipped with AutoScan
™
engaged. Autoscan
™
is designed to automatically
adjust sensitivity to X and K Band Radar whatever
your driving environment. Whether driving in densely
populated urban areas or “wide open” rural areas,
AutoScan
™
will automatically reject virtually all false
9
k
k
k
k
k