GTD-330 N BSW User Manual
24
Problem
Possible Cause
Suggested Correction
Decreased brightness,
uneven pattern
projections
Normal end of lamp life.
Test the lamp in an adjacent fixture which is known to be
operating properly and then replace as necessary.
The midline of the lamp is not aligned with the
center point of the effect assembly (consisting
of the rotating gobo wheel, static gobo wheel,
color wheel, strobe, prism, and frost), focus
module, and object lens.
Reinstall the lamp. Adjust the lamp position until the midline
of the lamp is aligned with the center point of the effect
assemblies (consisting of the rotating gobo wheel, static gobo
wheel, color wheel, strobe, prism, frost, the focus adjusting
module, and the object lens).
Excessive dusts or smudges on the effect
assembly, focus module and objective lens.
Follow the instructions stated in this user manual to clean the
effect assembly, focus module and objective lens.
Damaged or deformed effect assembly, focus
module or objective lens.
Replace the damaged or deformed components.
Wrong color
Normal end of lamp life.
Test the lamp in an adjacent fixture which is known to be
operating properly and then replace as necessary.
Excessive dusts or smudges on the rotating
gobo wheel or color wheel.
Follow the instructions stated in this user manual to clean the
rotating gobo wheel or color wheel.
Rotating gobo wheel, color wheel with coating
wearing off, damages or deformation.
Replace the worn-off, damaged or deformed rotating gobo
wheel and color wheel.
Non-clear shape
Excessive dusts or smudges on the rotating
gobo wheel or color wheel.
Follow the instructions stated in this user manual to clean the
rotating gobo wheel or color wheel.
Excessive dusts or smudges on the focus
module or objective lens.
Follow the instructions stated in this user manual to clean the
focus module or objective lens.
Damaged or deformed focus module or
objective lens.
Replace the damaged or deformed focus module or objective
lens.
