Listed below are a few common problems the user may encounter,
with solutions.
No light from the unit;
1. Check if the fan is running. If not, there is no main power supply.
2. Check the breaker in the back panel.
3. Check if lamp is lit. The user should be able to see some light
escape through the fan. If power is present but the lamp is not lit,
lamp may need to be replaced.
Note: The unit has been designed to shut the lamp down after 60 sec-
onds of inactivity. This is a way of extending lamp life, be assured this
is not the problem with the fixture.
Unit not responding to DMX;
1. Check the dipswitch settings.
2. Check that the DMX cables are connected properly and are wired
correctly (pin 3 is ‘hot’; on some other DMX devices pin 2 may
be ‘hot’). Also, check that all cables are connected to the right
connectors; it does matter which way the inputs and outputs are
connected.
3. If DMX connectors are fairly short, ordinary microphone cables
©American DJ Supply® - www.americandj.com - DJ Scan 250HP™ User Manual Page 12©American DJ Supply® - www.americandj.com - DJ Scan 250HP™ User Manual Page 11
DJ Scan 250HP™ Trouble Shooting
DJ Scan 250HP™ Trouble Shooting Cont.
The DJ Scan 250HP™ carries a one year (365 days) limited warranty.
We recommend you fill out the enclosed warranty card to validate
your purchase. All returned service items whether under warranty or
not, must be freight pre-paid and accompany a return authorization
(R.A.) number. If the unit is under warranty, you must provide a copy
of your proof of purchase invoice. Please contact American DJ® cus-
tomer support for a R.A. number.
DJ Scan 250HP™ Product Registration
may be used. For longer runs, this may cause data transmission
problems (which will show up as random or incorrect movements)
for best result, use proper balanced data transmission cable.
Unit does not respond to sound;
1. Be sure the audio sensitivity knob is turn in the full clockwise
position (maximum sensitivity).
Unit blacks out in stand alone mode;
1. Some of the units’ built-in patterns include special effects such
as blackout sweeps.
2. Be sure the audio sensitivity knob is turn in the full clockwise
position (maximum sensitivity).
If problems are not resolved; Contact your American DJ® customer
support for possible service options.
Due to fog residue, smoke, and dust, cleaning the internal and exter-
nal optical lenses must be carried out periodically to optimize light
output.
1. Use normal glass cleaner and a soft cloth to wipe down the out-
side casing.
2. Use a brush to wipe down the fan grill.
3. Clean the external optics with glass cleaner and a soft cloth every
20 days. Situation may very. If used heavily in clubs with lots of
fog, cleaning may be required more often.
4. Clean the internal optics with glass cleaner and a soft cloth every
30-60 days.
5. Always be sure to dry all parts completely before plugging the
unit in.
Cleaning frequency depends on the environment in which the fixture
operates (i.e. smoke, fog residue, dust, dew).
DJ Scan 250HP™ Cleaning