Mark MBAR 4 72 BAT Manual Del Usuario página 10

TROUBLESHOOTING
This short guide is meant to help and try to solve simple problems. If they continue and the device
cannot operate, please, don't try to repair it by yourself, return the device to your MARK dealer.
If a problem occurs, carry out the following steps in sequence until find the problem solved. If the light
effect does not operate properly, refer servicing to a technician.
No Light:
Response: Suspect two potential problem areas: the power supply or the LEDs.
1- Power supply. Check that the unit is plugged into an appropriate power supply.
2- Check if the fuse is not blown. If yes, change it with one that keeps the same technical features.
If the fuse blowns again, please, don't change it, contact the MARK technical service.
3- If all the above appears to be OK, plug the unit in again.
4- If you are unable to determine the cause of the problem, do not open the device, as this may
damage the unit and the warranty will become void.
5- Return the device to your MARK dealer.
No DMX:
Response: Suspect the DMX cable or connector, a controller wrong function, a previous light effect
DMX in the chain.
Check the DMX settings. Make sure that DMX addresses are correct.
1-
Check the DMX cable: Unplug the unit; change the DMX cable; then reconnect to electrical
2-
power. Try to use your DMX controller again.
Determine whether the controller or light effect is at fault. Does the controller operate properly
3-
with other DMX products? If not, take the unit to a qualified technician.
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