Troubleshooting - DeFunc TRUE User Manual

Coming call status: Single click to answer the phone, long press for two seconds to
reject the call.
Standby status: Double-click the main-earbud (rights earbud) key, will dial back the
last number automatically.
Call Status: Single click the key to hang up the call, double-click the key to transfer
the call to the phone.
2. Play music
Play: single click the key
Pause: single click the key
Next: Double click the key when playing the music
3. Power off
Put the earbuds back into the charging stand or long press the earbuds key for 4
seconds.
Trouble shooting
Fault Cause
cant power on Earbuds low power
Earbuds'red light Earbuds low power
keep flashing
Charging without The earbuds didn't connected well
indication
Automatically Earbuds low power
shutdown
The earbud has The volume may too loud or the
an echo. environment may too noisy.
The earbuds are Outside environment is bad or too
noisy. far away from the phone.
Sound is low The
correctly or the volume is too low.
Signal Outside environment interference
Intermittent or too far away from the phone
Earbud has no Pairing failed
sound
Warning
1: Do not keep the equipment in too low or too high temperature for a long time, extreme temperatures
may cause equipment to deform and reduce the battery capacity, also shorten the service life of the
equipment.
2: Don't use the equipment in heavy rain, thunderstorms may cause equipment to malfunction, and
increase the risk of electric shock.
3: Please do not disassemble or refit earbuds for any reason, which may cause earbudss to malfunction
headset is not wearing
Solutions
Charge the earbuds
Charge the earbuds
Adjust earbuds position
Charge the earbuds
Adjust the volume or change the
environment.
Change position, or move close
to the mobile phone
Adjust the earbud position or
adjust the phone volume
Change to better environment or
move close to your mobile
phone
Pair the headset correctly