Vari Lite VL4000 - Troubleshooting Guide

TROUBLESHOOTING : TROUBLESHOOTING GUIDE
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2
Troubleshooting Guide
If a problem is suspected, first try recalibrating the luminaire to prompt an error message. The chart
below provides possible causes and remedies for various error messages and/or symptoms.
CAUTION: Some troubleshooting is included for reference only. Performing remedies may void
product warranty. Refer to the Vari-Lite Limited Warranty card included with the product.
Table 2-2: Troubleshooting Guide
Message Symptom Description Possible Cause/Remedy
Lamp Power
Douse
Lamp does not strike upon
start-up
Lamp Off option is configured - Reconfigure lamp startup option in Lamp config menu.
n/a Lamp douses frequently Lamp Douse Fan failure...
- check head and enclosure fans for proper operation.
Ballast overheating...
- operating within the specified ambient temperature?
- check enclosure vents for debris / dirt.
- check fan settings in menu.
- check enclosure fans for proper operation.
NOTE: Upon initial power up, ballast fans will run for a few
seconds and then operate as needed. Enclosure vents
must be clear of debris and dirt to allow proper airflow.
n/a Lamp will not strike Lamp Strike Failure Lamp cutout switch disengaged...
- check lamp cutout switches at lamp box and fan ducts.
Bad lamp...
- replace lamp.
Low input voltage...
- check input power (must be 200 to 240 VAC).
Fan failure...
- check head and enclosure fans for proper operation.
n/a Luminaire behaves oddly DMX Map Not Matched Console library not set correctly...
- check console library matches DMX map of luminaire.
n/a Luminaire does not power
up
No power Circuit not energized...
- verify circuit breaker (at source) is turned on.
Not plugged in...
- ensure A/C cable is connected to power source.
n/a Self tests will not run or
software download does
not work from luminaire.
DMX Data Input Detecting DMX data...
- disconnect DMX input cable.
n/a No response to DMX data DMX Failure DMX connector disconnected...
- check DMX DATA IN connection.
n/a Erratic control of luminaire DMX Termination No DMX termination or termination not correct...
- check for DMX terminator.
- Luminaire DMX address does not match console patch.