Beltronics STi-R User Manual
Page 2

The BELTRONICS STi-R is the most
advanced stealth-installed radar, laser and 
safety detector ever designed. 
The STi-R includes full X, K,
SuperWide Ka, and Safety Warning 
System radar capability, front laser 
detection, dual LNA (low noise amplifier) 
microwave receivers, digital signal 
processing (DSP) for superior range and 
reduced false alarms, our patented Mute 
and AutoMute, audible and visual band 
alerts, and all the performance you’d 
expect from BELTRONICS.
In addition, the BELTRONICS STi-R
contains the following revolutionary 
features:
• Dual LNA (low noise amplifier)
receivers provide the longest
possible warning against all radar
threats.
• TotalShield* RF Technology
provides the ultimate in
undetectability.
• High and low voltage warning is
given any time the vehicle’s voltage
drops below 10.5 volts, or goes
above 16.5 volts.
• Easy-to-use Programming lets you
customize up to 7 features.
• Exclusive AutoScan mode
intelligently reduces unwanted
false alarms.
• Ultra-bright text-display provides
easy to read information from any
angle.
• Tech Display provides actual
numeric radar frequency for any
radar signal.
• Programmable Bands (on/off).
• Detects and decodes up to 64 Safety
Warning System messages
If you’ve used a radar detector before,
a review of the Quick Reference Guide on 
pages 4 and 5, and the Programming
information on pages 12 and 13 will 
briefly explain the new features.
If this is your first detector, please
read the manual in detail to get the most 
out of your BELTRONICS STi-R’s 
outstanding performance and innovative 
features.
Please drive safely.
Congratulations
Quick Reference Card
1
Programming Details 
BELTRONICS STi-R
Quick Reference Card
 Remove card along perforations 
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An example
Here is how you would turn the STi-R’s 
AutoMute feature off. 
1 Enter the Program Mode by holding 
both the VOL/MUTE and SENS buttons 
down for 2 seconds. The STi-R will beep 
twice and display 
Program
.
2 Then hold the VOL/MUTE button 
down. The STi-R will scroll through the 
categories, starting with power-on 
indication (
Pilot
), Voice, Power-on
sequence, signal strength meter, and 
then AutoMute.
3 Release the VOL/MUTE button when 
the STi-R shows the AutoMute item. 
Since the factory setting is for AutoMute 
to be on, the STi-R will display 
aMute ON
.
If you accidentally don’t release the
Review button in time, and the STi-R 
goes to the next category, hold the 
VOL/MUTE button down again, and 
scroll through the categories again until 
aMute
is displayed.
4 Press the SENS button to change from
aMute ON
to
aMute OFF
.
5 To complete the Programming, simply 
wait 8 seconds without pressing any 
button, or press the PWR button. The 
STi-R will display 
Complete
, beep 4
times, and return to normal operation.
FCC Note: Modifications not expressly 
approved by the manufacturer could 
void the user’s FCC granted authority 
to operate the equipment.
There are 7 user-selectable options so 
you can customize your STi-R for your 
own preferences.
 
The buttons labeled VOL/MUTE and
SENS are also used to enter the Program- 
ming Mode, REVIEW your current 
program settings, and to CHANGE any 
settings as desired. The abbreviations 
PGM, RVW and CHG are located on the 
lower part of the display lens and are 
highlighted in graphics.
How to use Programming
1 To enter Program Mode, press and
hold both VOL/MUTE and SENS buttons
down for 2 seconds. The unit will beep 
twice, and display the word 
Program
.
2 Then press the VOL/MUTE button
to review the current settings. You can 
either tap the button to change from item 
to item, or hold the button to scroll 
through the items.
3 Press the SENS button to change 
any setting. You can either tap the button 
to change from setting to setting, or hold 
the button to scroll through all the options.
4 To leave Program Mode, simply wait 
8 seconds without pressing any button,
or mometarily press the PWR button. 
The unit will display 
Complete
, beep 4
times, and return to normal operation.
Factory Default Settings
To reset the STi-R to its original factory 
settings, press and hold the “VOL/
MUTE” and “SENS” buttons while 
turning the power on. The STi-R’s 
display will provide a 
Reset
message,
accompanied by an audible alert 
acknowledging the reset.
