14
Glow P18i LED Par – User manual
11. TROUBLE SHOOTING
Problem
Suggestions
The light won’t turn
on
Check the power plug is
working
normal
ly
Check
if
the light switch is off or on
Check
if
the
power supply
is
working
normal
ly
The DMX is not
controlling the light
Check
if
the DMX cable is connect to the light properly
Check
if
the DMX512 controller is working
normally
.
Check
if
the DMX cable is damaged
.
Check if the light is in
DMX mode
(
A
ddr:
001
).
The display is not
working
Check if the power input of the IC board is working
.
Check if the cable connect
ed
to the display
is
secure
.
Change the main board to ensure that it is working properly
.
Change the display
.
The
LED
is
not
light
Check if the power input of the IC board is
working.
Check if the cable connect
ed
to the display
is
secure.
Change the main board to
ensure that it is working properly.
S
ome of the LED
s
are
not
l
i
gh
t
Check if the LEDs are secure, as the
LED is con
nect
ed
by
LED
s in
series
.
Use the multimeter
(diode)
to check if the
LED is bright or not. I
f not,
the LED will need replacing.
Check constant current IC is
working properly
(compared with the
normal IC)
.
Single color
LEDs
are
always
bright/not bright
Check
if the voltage
of
the
input end of corresponding
color is
working.
Change the IC
control board
.
Note:
Seek advice from a professional prior to authoring any repairs