D4 1200 Air
, D4 2400 Air
, D4 4800 Air
21
www.profoto.com
Trouble shooting
Symptom
Diagnose
Action
Power Indicator [2] is
not illuminated
Bad connection to AC
mains supply.
• Check that the power cable
is correctly connected to the
Mains Socket [1] and to AC
mains supply.
Mains fuse defect.
• Check the fuse. If the
problem remains after
replacing the fuse, contact
your nearest Profoto service
station.
Dimmed modeling light
Wrong head
configuration
• Check the modeling light
and the mains voltage.
• Check and adjust the
generator configuration
according to the instructions
on page 18.
The fuse of the lamp
head and/or the lamp
bulb blows.
The generator is
not configured to be
compatible with the
connected head.
• Configure the generator
according to the instructions
on page 17.
One or several modeling
lights are not lit.
The lamp socket may be
deactivated.
The modeling light may
not be turned on.
• Press the Head/Model
Button(s) [12] to activate the
lamp socket(s). The button(s)
should be lit.
• Check that the modeling
light switch at the back of the
head is at the “On” position.
Recharging is slow or
has stopped completely.
The generator is
overheated.
• Ensure better ventilation
and that the air vents are not
blocked.
• Wait until the temperature
decreases. The generator
will automatically start
recharging at normal pace
when the temperature has
decreased sufficiently.
