High End Systems DL1 - Manual (Page 28)

2-8 Setup and Configuration DL.1 User Manual
with a voltage/ohm meter (VOM) to verify correct polarity and to make sure that the
negative and positive pins are not grounded or shorted to the shield or to each other.
Caution: Do not connect anything to the ground lug on the XLR
connectors. Do not connect or allow contact between the
common (cable shield) and the fixture’s chassis ground.
Grounding the common could cause a ground loop and/or erratic
behavior.
Setting up the Link
To link one or
more fixtures to
a DMX control-
ler as shown in
Figure 2-6:
1. Connect a
DMX Data
cable’s male
XLR con-
nector to a
controller’s
DMX Data
Out connector .
2. Connect the Data cable’s female XLR connector to the Data In connector of the
first (or next) fixture on the DMX link.
3. Continue linking the remaining fixtures connecting a cable from the Data Out
connector of each fixture to the Data In connector of the next fixture on the link.
positive
(data true)*
negative
(data
complement)*
Common
(cable shield)
Male XLR Connector Female XLR Connector
positive
(data true)
negative
(data
complement)
XLR shell
Common
(cable shield)
positive
(data true)*
negative
(data complement)*
negative
(data
complement)
positive
(data true)
*This data line is not used by the fixture, but allows data to pass through the fixture.
Grounding lug (inside XLR shell)
2
1
3
1
2
3
4
5
5
4
Figure 2-5 XLR 5-pin connector
DMX
CONTROLLER
Figure 2-6 Linking DL.1 Fixtures
Terminate the
last fixture on
a DMX link.