Martin RoboScan Pro 518, User Manual

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14 RoboScan Pro 518
8. If the light is brighter around the edge than it is in the center, or if light
output is low, the lamp is too far back in the reflector. “Push” the lamp out
by turning the screws counter-clockwise 1/4-turn at a time until the light is
bright and evenly distributed.
DMX Mode Selection
The DMX mode is set by a jumper inside the RoboScan Pro 518. The factory default is
mode 3 (jumper on pins 4 and 5). Follow the procedure below to enable modes 1 or 2.
W A R N I N G !
Make sure the fixture is disconnected from AC power
before proceeding.
1. Remove the 6 screws labelled 'D' and 'C' in figure 1 and carefully remove
the complete pan/tilt section. Avoid unplugging the motor cables from the
circuit board.
2. Locate jumper PL432 on the circuit board (refer to the nearby label). To
enable DMX mode 1, simply remove this jumper. To enable DMX mode 2,
move the jumper to pins 5 and 6.
3. Reassemble the fixture before connecting to AC power.
Figure 1
ballast
transformer
circuit board
DMX jumper