3.2.3 LED Status Indicator3.2.3 LED Status Indicator
Controller built in one LED status indicator light(display red or yellow)Controller built in one LED status indicator light(display red or yellow)
Display InformationDisplay Information
LED light is offLED light is off
Controller power is not on; or vehicle has dead battery; or otherController power is not on; or vehicle has dead battery; or other
severe damage.severe damage.
LED LED light light flashes flashes yellow yellow Controller Controller is is in in normal normal working working status.status.
LED light is often redLED light is often red
Controller failed to supervise or did not load software. Restart KSIController failed to supervise or did not load software. Restart KSI
cycle, load software if necessary.cycle, load software if necessary.
LED flashes yellow or redLED flashes yellow or red
alternatelyalternately
Controller has detected a fault.Controller has detected a fault.
Red and yellow lights flash alternately in a repeated interval. Each code consists of two digits..Red and yellow lights flash alternately in a repeated interval. Each code consists of two digits..
Numbers of yellow lights flash means the figure of the fault code relevant position. Red flashesNumbers of yellow lights flash means the figure of the fault code relevant position. Red flashes
once or twice stands for the following yellow flashes stands for the first or second of the faultonce or twice stands for the following yellow flashes stands for the first or second of the fault
code; the yellow LED then flashes the code; the yellow LED then flashes the appropriaappropriate number of times te number of times for the first digit. for the first digit. The red LEDThe red LED
flashes twice to indicate that the second digit of the code will follow; the yellow LED flashes theflashes twice to indicate that the second digit of the code will follow; the yellow LED flashes the
appropriate numbappropriate number of times er of times for the second digit.for the second digit.
For example, fault code “23” LED status indicator light shows aFor example, fault code “23” LED status indicator light shows a
s follows:s follows:
Red YellowRed Yellow
✱✱ ✲✲✲✲
（（the first digitthe first digit））（（22））
Red YellowRed Yellow
✱✱✱✱ ✲✲✲✲✲✲
（（the the second second digitdigit））（（33））
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