Echowell a3 - Operating Mode; Altitude Adjust Mode

EN 3
2. Operating mode:
A button: Press for change function Group.
Hold 3's for data reset. (see figure at right)
B button: Press for change function mode.
C button: Press for enter/quit data setting mode.
D button: Press for select Bike1 or Bike2.
E button: Press for turn on back-light 5's.
A button+B button: Hold 3's for enter altitude adjust mode.
3. Altitude adjust mode:
A button: Press for change or increase adjust digital.
B button: Press for change to next adjust digital.
A button +B button: Press for quick reset data to zero.
Hold 3's for quit altitude adjust mode.
(20's auto quit altitude adjust mode without
Press any button).
BUTTON OPERATION
A
button: Press for change function Group.
Hold 3's for data reset.
ex. [SPEED] → MAX SPD.
By pressing “YES”, you will reset (to zero)
the trip data in the following function groups:
SPEED, PULSE, ALTI, and RPM.