The T319 is the LED "display" that only has buttons, the KM529-LCD is the LCD display that shows speed, mileage, battery level, etc. Manuals are attached at bottom.
For both displays:
-To turn the headlight on (and the backlight for the display on the KM529) hold the + button for 2 seconds. To turn it off hold the + button for 2 seconds again.
-To engage "walk mode" hold the - button for 2 seconds. This will engage the motor in low speed without pedaling.
Error codes for KM529:
|21||Current Abnormality||Inspect if motor phrases short-circuits|
|22||Throttle Abnormality||Inspect if throttle recover original state|
|23||Motor Abnormality||Inspect if motor phrase iswell-connected;Inspect if lines are well-connectedbetween motor phrases and controller.|
|24||Motor Hall Signal Abnormality||Non-Hall Controller ：Inspect if motorphrase is well-connected;Hall Controller：Inspect if motor hall iswell-connected.|
|25||Brake Abnormality||Inspect if brakes original state beforedisplay startup.|
|30||Communication Abnormality||Inspect if lines are well-connectedbetween display and controller.|
Error codes for T319:
|indicator light flash(LOW level)||0x21: abnormal current level|
|indicator light flash(MED level)||0x22: abnormal throttle level|
|indicator light flash(LOW+MED level)||0x23: motor phase level|
|indicator light flash(HIGH level)||0x24: Motor hall signal level|
|indicator light flash(LOW+HIGH levels)||0x25: brake level|
|indicator light flash(LOW+MED+HIGH levels)||0X30: Abnormal communicationlevel|
remark：the display shut down after one minute when abnomal code exit
Contact info for KingMeter: email@example.com /firstname.lastname@example.org