Kelant S400S Product Manual page 30

The fault phenomenon
The z-axis doesn't move
2K LCD display is incomplete or
no image display
The buzzer beeps during printing There is an automatic recovery
The touch screen displays a white
screen
The Z axis doesn't stop after zero Z axis limit switch indicator light
UV LED does not work properly
Probable cause
Motion configuration
parameters missing
FPGA firmware missing
The LCD cable is loose
The screen is damaged
error
The touch screen cable is loose
is always on
Z axis limit switch indicator light
is not on
Mainboard firmware missing
Main board MOS tube failure
The solution
Download the latest firmware
update from the official website
Download the latest firmware
update from the official website
Remove the back board of the
host and reinsert the touch
screen cable
Replace 2K LCD screen
Restart the machine when
finished
Open the front shell of the host
and re-insert the cable
Loosen the head leveling screw
and return to zero
Check whether the limit switch
line is loose
Download the latest firmware
update from the official website
Contact with customer service
27