Problem Analyse - ROHS LED-PAR64-3W90BL-RGBW User Manual

Problem
Can not turn on the
light
DMX can not control
it
Display not bright
LED not light

14. Problem Analyse

 Check the power source plug is in normal or not
 Check the switch of the lights is off or on
 Check the fuse if in normal
 Check the DMX cable is connect to the lights or not
 Check the DMX512 controller work in normal or not
 Check the DMX cable is normal or not
 Check if the lights is in DMX mode（A001）
 When connect to the electricity， did the led flash one time? If so，
the power source is normal; If not， please check if the switch and
the transformer has power out
 Check if the power input of the IC board is normal
 Check if the cable connect to the display loose
 Change the main board to see if it is normal.
 Chang the display
 When connect to the electricity， did the led flash one time? If so，
the power source is normal; If not， please check if the switch and
the transformer has power out
 Check if the power input of the IC board is normal
 Check if the cable connect to the display loose
 Change the main board to see if it is normal.
 Chang the display
 LED is connect by leds in series first, then connect parallel, so
please check if the leds is loose
Checking way
15