Setting the dmx start channel, Determining dmx start channel assignment – High End Systems SHOWGUN User Manual

Page 25

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CHAPTER 2

Setup and Configuration

SHOWGUN

®

User Manual

13

Setting the DMX Start Channel

Each SHOWGUN fixture requires a block of 30 consecutive channels on a 512-Channel DMX link.
Up to seventeen 30-channel standard SHOWGUN fixtures can be assigned to a single 512-Channel
DMX link. For more information on Start Channels, see Determining DMX Start Channel
Assignment
on page 13.

To Set the Start Channel on an SHOWGUN Fixture:

1. Access the fixture’s menu system via the dot matrix display on the fixture’s front panel. For a

detailed description of the menu system, see Chapter 3: SHOWGUN® Menu System on page
17.

Note: Navigation

system

buttons’ functions invert automatically when the

fixture is turned upside down.

2. Unlock the menu system by pressing and holding down the Menu button until the extended

2-line display appears.

DMX Address menu

is the first option at the top menu level.

3. Press the Enter button to select. The display will show

Set DMX Start Channel:###

.

The display

will show the start channel currently assigned to the fixture.

4. Use the Up and Down arrow buttons on the Center button to select a new DMX start channel.

The display will flash a new option ready for selection.

Note: The last valid Start channel for a SHOWGUN fixture is based on its 30-channel range.

The last valid start channel for a SHOWGUN fixture is 483 (512–30+1).

5. Press the Enter button to store the new DMX Start channel. The display will stop flashing

when a new option is entered.

Determining DMX Start Channel Assignment

There are 512 available channels on each DMX link divided among all the devices in a particular
link. A fixture must have a unique Start channel number in order to respond independently to
controller commands.

To determine each fixture’s DMX start channel in a link, identify the channel range of every fixture
on the link. Channel range is the number of consecutive channels a fixture requires. Each

Use the Menu button (on the left
when viewing the display) to
unlock the menu and move back
to the previous menu level

Use the Enter button (on the
right when viewing the display) to
select the currently displayed
menu value or option.

Use Left and Right arrows to
move through the current

menu level options

Use Up and Down arrows to
select from available value or

setting options.

Use the four-way Center button
to navigate through levels

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