Pioneer SGX-CA600 User Manual page 167

Note
! In [Bluetooth Setting], enable the channel to be used.
Bluetooth Setting
! If there is no available channel, refer to the following and then delete a
registered partner or coach.
5
Use the [←]/[→] buttons to select [Add Coach] and then
press the [Confirm] button.
A search for cyclocomputers that can be connected in the surrounding
area starts.
Search may take more than 1 minute.
When the partner addition approval request is sent by a coach, one
candidate is displayed automatically and the "Add to coach?" message
appears.
167