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The Varia RTL515/RTL516 and Your 

Radar Display Unit

You can display radar data using the compatible rear display 

unit (RDU).

Varia RDU Device Overview

Device key

Turns the device on and off.

Ambient light sensor

Detects available light and automatically 
adjusts the brightness of the display.

Connection status 
LED

Appears solid blue when the device is 
paired with the taillight. Flashes blue when 
the device is searching for the taillight.

FRONT and REAR 
device status LEDs

Flashes red when the battery is low. 
Appears solid red when there is a device 
error.

Threat level LED
Charging status LED 
(

Charging the Device

page 5

)

Changes color based on the potential level 
of threat. Green indicates no vehicle is 
detected. Amber indicates a vehicle is 
approaching. Red indicates a vehicle is 
advancing at a high rate of speed.

Vehicle position LEDs Moves up the column as the vehicle gets 

closer to your bike.

Installing the Varia RDU Device

NOTE: 

If you do not have a Varia RDU device, you can use a 

compatible Edge device.
You can install the device on the stem or the handlebars.

1

Select a secure location to mount the device where it does 

not interfere with the safe operation of your bike.

2

Place the rubber disk   on the back of the bike mount.
The rubber tabs align with the back of the bike mount so it 

stays in place.

3

Place the bike mount on the bike stem.

4

Attach the bike mount securely using the two bands  .

5

Align the tabs on the back of the device with the bike mount 

notches  .

6

Press down slightly and turn the device clockwise until it 

locks into place.

Pairing the Radar Device with the RDU 

Device

The Varia RDU device can be paired with one radar device at a 

time.

1

Hold the Varia RDU device key for 5 seconds.
The threat level LED flashes purple.

2

Turn on the radar unit.

3

Bring the devices within 1 cm of each other, and wait while 

the devices connect.
The Varia RDU 

 LED turns solid blue and the threat level 

LED turns solid green.
The Varia RTL515/RTL516 status LED flashes purple.

Turning On the Varia RDU Device

Hold the device key for 1 second to turn on the device.
The LEDs fill the column to indicate the battery level.
The 

 LED flashes blue while it is searching for the radar 

device.

Varia RDU Battery Status LED

When you turn on the device, the LED at the top of the column 

briefly indicates the battery status.

LED Activity

Status

Flashing green

The device is charging.

Solid green

Charging is complete.

Flashing yellow

The battery is low.

Flashing red

The battery is critically low.

Setting the Varia RDU Device Tones

• Press the device key to turn on tones.
• Press the device key again to turn off tones.

Turning Off the Varia RDU Device and Radar 

Device

If the Varia RDU device is paired with the radar device, you can 

turn off both devices at the same time.

Hold the device key on the Varia RDU device for 1 second.

Other Compatible Devices

Pairing the Radar Device with a Compatible 

Edge Device

This task is for the Edge 1000, 830, 530, and 130 devices. If 

your device is not listed, go to 

buy.garmin.com

.

1

Bring the Edge device within range (3 m) of the sensor.

NOTE: 

Stay 10 m away from other ANT+ sensors while 

pairing.

2

Turn on the Edge device.

4

The Varia RTL515/RTL516 and Your Radar Display Unit

Содержание Varia RTL515

Страница 1: ...VARIA REARVIEWRADARRTL515 RTL516 Owner sManual...

Страница 2: ...n concerning the use of this product Garmin the Garmin logo ANT Edge f nix Forerunner and v voactive are trademarks of Garmin Ltd or its subsidiaries registered in the USA and other countries Garmin C...

Страница 3: ...ing the Varia RDU Device 4 Pairing the Radar Device with the RDU Device 4 Turning On the Varia RDU Device 4 Turning Off the Varia RDU Device and Radar Device 4 Other Compatible Devices 4 Pairing the R...

Страница 4: ......

Страница 5: ...the device as high on the seat post as possible for optimal light visibility and radar detection NOTE The mount surface should be vertical The mounts are designed to accommodate most seat post angles...

Страница 6: ...5 minutes or until you press the device key 5 Select your sensor and select Add When the sensor is paired with your Edge device the sensor status is Connected The radar and bike light status icons ap...

Страница 7: ...p connects to your Varia radar device using Bluetooth technology The app displays radar information and enables you to view settings After pairing the app displays a colored banner indicating the thre...

Страница 8: ...d turn the device clockwise until it locks into place Pairing the Radar Device with the RDU Device The Varia RDU device can be paired with one radar device at a time 1 Hold the Varia RDU device key fo...

Страница 9: ...ice completely The status LED flashes green while charging The status LED is solid green when charging is complete 6 Remove the USB cable and close the weather cap Tips for Charging the Device Connect...

Страница 10: ...go to www garmin com waterrating Product Updates On your computer install Garmin Express www garmin com express This provides easy access to these services for Garmin devices Software updates Product...

Страница 11: ...uetooth technology from your smartphone settings and turn it back on Turn both devices off and turn them back on The Varia RTL515 RTL516 device sends light and radar data to the Varia app The Varia ap...

Страница 12: ...e 2 4 F f nix 5 Forerunner 5 G Garmin Express 6 updating software 6 GPS signal 2 I indoor training 6 installing 1 4 K keys 1 4 L light modes 1 M mounting the device 1 4 O O rings See bands P pairing 2...

Страница 13: ......

Страница 14: ...support garmin com GUID C41F445D 457F 447D 88C8 FE286BF157E9 v1 April 2020...

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