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Troubleshooting
Problem
STi-R beeps briefly at the same
location every day, but no radar
source is in sight.
STi-R does not seem sensitive to
radar or laser.
STi-R did not alert when a police
car was in view.
STi-R did not provide a Safety
signal while within range of an
emergency vehicle.
STi-R’s display is not working.
STi-R’s audible alerts are less loud
after the first few alerts.
STi-R’s power-on sequence
reoccurs while you are driving.
Possible Cause
• An X-band or K-band motion sensor or intrusion alarm is
located within range of your route. With time, you will
learn predictable patterns of these signals.
• STi-R may be in City Mode.
• VASCAR (Visual Average Speed Computer and Recorder) a
stopwatch method of speed detection, may be in use.
• Officer may not have radar or laser unit turned on.
• Safety transmitters may not be commonly used in your
area.
• Check programming to be sure the STi-R is not in Dark
Mode.
• STi-R is in AutoMute Mode. See page 8 for details.
• A loose power connection can cause STi-R to be briefly
disconnected.
Problem
STi-R will not turn on.
Your 14-year old son has changed
all 7 of the Programming options.
Possible Cause
• Check the PWR is on.
• Check that vehicle ignition is ON.
• You can return all of the programming options to the
factory defaults by holding down the VOL/MUTE and
SENS buttons while you turn the STi-R on.
Explanation of Displays
No display STi-R is in the Dark mode (pages 7, 14)
PilotHWY One of the many programming messages (pages 10-14)
WorkZone One of the many Safety Radar messages (pages 20-21)
Caution STi-R has detected a Safety Radar Signal, but the signal isn’t yet strong
enough to decode the specific safety message (pages 20-21)
Service STi-R has failed the calibration test. Contact Beltronics for repair
Required