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For address setting follow this procedure :
1. Switch On the SC-740 and wait until the fixture reset has finished ("rSt" is flashing at the display).
2. Press the [Mode] key in order to access the main menu. Browse through the menu by pressing the [Up]
and [Down] keys until the display shows "A001". Confirm by pressing [Enter] key and the letter "A" will
flash.
3. Use the [Up] and [Down] keys to select the desired address.
4. Confirm by pressing [Enter] or [Mode] to cancel.
Controlling:
After having addressed all SC-740 , you may now start operating these via your lighting controller.
Note:
After switching On, the SC-740 will automatically detect whether DMX 512 data’s are received. If there are not
received these data’s at the DMX input, the display will start to flash "A001" with actually set address.
This situation can be occurred if:
there is not connected the 3 PIN XLR plug (cable with DMX signal from controller) in the input of the SC-740
the controller is switch Off or is failed the cable or connector is failed or the signal wires are swap in the input
connector.
Note:
It’s necessary to insert the XLR termination plug (with 120 Ohm) in the last lighting in the link in order to ensure
proper transmission on the DMX data link.
6. Remotely Controllable Functions
6.1 Lamp
The SC-740 is run with a HMI 575 lamp.
A relay inside of the SC-740 allows you to switch On and Off the lamp via itself control board on the top side
or via your controller without affecting the rest of the lighting.
6.2 Switching On and Off the lamp by control board
1. Switch On the SC-740 and wait until the fixture reset has finished.
2. Press the [Mode] key in order to access the main menu. Browse through the menu by pressing the [Up] and
[Down] keys until the display shows "LAMP". Confirm by pressing [Enter] key.
3. Use the [Up] and [Down] keys to select "On" for switch On the lamp and "Off" for switch Off the lamp and
press [Enter] to confirm or [Mode] to cancel.
Note:
If you switch On the lamp by control board, then switch Off the SC-740 and again switch On the whole unit, the
lamp will automatically Switch On.
If you switch Off the lamp by control board, then switch Off the SC-740 and again switch On the whole unit, the
lamp will not shine. (you have to use for Switch On the control board again or external controller).
It is also important to note, that the discharge lamp is cold restrike types, that means, that they have to
be cold before re-striking. For this reason, you have to wait 5 minutes (max. speed of fan must be adjusted)
after having switched Off the lamp before you can switch it back On again. If you try to switch On the lamp
within 5 minutes after having switched it Off, the SC-740 will store this information and automatically ignite the
lamp when the 5 minutes period has expired. The message "HEAt" will appear on the control board display at
the back side of the SC-740. If the ignition of the lamp is seven times unsuccessful, on the display will appear
"LA.Er", meaning that the lamp could be damaged or even missed, or there could be a failure on the ignitor or
ballast.
6.3 Colour wheel
The SC-740 has one colour wheel with 12 color positions - 11 of these with dichroic colors and the last one
open. The wheel can be positioned between two adjacent colors in any position. It is also possible to rotate the
color wheel continuously at different speed „Rainbow effect“.
6.4 Static gobo wheel
This wheel has 8 metal gobos + 1 dichroic gobo + open position, metal gobos are interchangeable.
6.5 Rotating gobo wheel
2 metal gobos, 3 glass gobos and 1 multicolor dichroic gobo rotating in both dirrections, indexable, rotating
gobo wheel cont. rotation slow to fast. Multicolor dichroic gobo (containing C,M,Y colors) is mixable with color
wheel especially with cyan, magenta and yellow colours in order to obtain several different multicolor beams.
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