Adjust angle and position of sensor to achieve recommended
gap distance range and align sensing points.
IMPORTANT NOTE
Please make sure the Battery Cover is
securely sealed to prevent unexpected
water leakage
GAP <10 mm
GAP <10 mm
Turn the crankarm clockwise to pass the Cadence
Sensor Sensing Point. The Test Key LED should start
ashing if the device is installed properly.
Press the Test Key on the Sensor to enter Test
Mode for 60 seconds.
Speed & Cadence Sensor User’s Guide
CS1505
5
6
Test Speed and Cadence Sensor with Magnet Sets
Assemble and Change Battery
Adjust Sensor and Magnet Sets
4
Spin the wheel counterclockwise to pass the Speed
Sensor Sensing Point. The Test Key LED should start
ashing if the device is installed properly.
Use a coin to unclinch the Battery Cover.
Lithium Battery ( CR2032 )
O-ring : waterproof component
Remove the battery inside with a
new one, then close the battery
cover onto the device.
After entering Test Mode and tested
successfully, use the needle nose plier
to help tighten the zip tie and make sure
the Sensor is securely installed on the
left rear chainstay. Then use the plier
to trim o excessive zip tie.
Caution
1. The device can be used in rain but should not be used underwater.
2. The position of Sensor and gaps between Sensor and magnets
should be checked periodically.
3. Do not use corrosive chemicals to clean the device.
4. Do not disassemble the device.
Connect to Speed & Cadence Sensor
Supported Apps can be downloaded at iTunes App Store. After
installing the downloaded App, follow the instructions in App to
complete Bluetooth connection to the Speed and Cadence Sensor.
Note: The Bluetooth interface is disabled by default. Bluetooth
connection will be established when the Bike is moving and
Speed or Cadence data is detected.
Supported Devices & Software
Please visit our manufacturers website for a complete list of Supported
Apps and Compatible devices
http://www.jarvmobile.com/support.asp
