Beyond BY-M41A - Trouble Shooting

11
5. Trouble shooting
F ollo w ing a r e a few c o mm on p r oble m s th a t m a y occu r d uring ope r a tion . He r e a r e
s o m e s ug g es tion s fo r ea s y tr ou b leshooting :
A. The un it does no t work , no li ght a n d t he f a n d o es no t w o r k
1. Ch eck th e c on nect ion of p owe r a nd m a in fu s e .
2. M eas ure th e m a ins volt a g e on th e m a i n co nn e ct o r .
3. Ch eck th e pow er on LED .
B. N o t responding t o D MX c on t ro ll er
1. D M X LED s h ou ld b e on. If no t, che ck D M X co n nectors, ca b l es to s ee if link
p r ope r ly .
2. If th e D M X LE D i s on a nd no r espons e t o th e c h a nn el, che ck th e a dd r ess
s etti ng s a nd D M X p ol a r ity .
3. If y ou h a ve i nter m ittent D M X s ig n a l p r oble m s , che ck th e p ins on c onn ecto r s or on
PCB of th e u nit or the p r ev iou s on e.
4. Tr y to us e a no th er D M X co ntroller .
5. Ch eck if th e D M X ca b le s r un ne a r or run a lon g s id e t o h ig h volta g e c a b les th a t
m a y c a us e d a m a g e or in terfer ence to D M X inter face circui t.
C . One of the cha nn el s is no t w o r k ing w el l
1. Th e s tep p er moto r m ig h t b e dam a g ed or the c a b le c on nect ed to th e PCB is
b r oken.
2. The motor’s drive IC on the PCB might be out of condition.