High End Systems SHOWGUN user manual Production Homing, Accessing the Bulk Heads, Top Bulk Head

Models: SHOWGUN

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Production Homing

CHAPTER 5

Maintenance and Troubleshooting

Production Homing

If dimming or color flags are hitting endstops or if flags don’t fully move into the aperture, you can manually recalibrate the flags using the production homing procedure:

1.Access the affected bulk head and remove it from the fixture.

2.Use the service harness headers to replace the connection between the bulk head flag motor and the appropriate 2-phase board location. You can connect 1 or two flags to the 2-phase board at a time. Flag 1 is the flag nearer the lamp and Flag 2 is the flag farthest from the lamp on a bulk head.

NOTE: The two service harnesses provided are located behind the display panel in the electronics housing.

3.Select TEST > SETUP MOTORS > YES in the menu system to home the flag.

4.Loosen the set screw at the base of the flag using a 2 mm hex key and adjust the flag positioning.

5.Replace the bulk head and home the fixture.

NOTE: You can also use these steps when replacing a flag.

Accessing the Bulk Heads

All of the bulk head brackets are held in the unit with two M4 socket caps. Use a 3mm hex key for removal.

Iris and Gobo Bulk Head

For easy access to this bulk head, remove Dimmer Bulk Head first.

Soft Edge Flag Bulk Head

You can easily adjust the soft edge flags on this bulk head without re- moving it from the unit using a short 2

mmright angle hex key. If you choose to remove the bulk head, use the following steps:

Top Bulk Head

Soft Edge Flags

Zoom

Center Bulk Head

Focus / Gobo

Yellow Flags

Magenta Flags

Lower Bulk Head

Dim Flags

Cyan Flags

1.First remove the retaining clip from each lens shaft

2.Push the microfresnel lens up to lift it off the fixture.

3.Remove the two M4 socket caps using a 3mm hex key and slide the bulk head out of the unit.

4.After completing the calibration, replace the lens by carefully aligning the worm gears and gently rotating the gears to begin threading the lens shaft back into the fixture.

SHOWGUN® User Manual

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Page 57
Image 57
High End Systems SHOWGUN Production Homing, Accessing the Bulk Heads, Top Bulk Head, Center Bulk Head, Lower Bulk Head