T
ROUBLESHOOTING
: T
ROUBLESHOOTING
G
UIDE
02.9704.0010 A
Note: All procedures are done with the power completely removed. Adhere to all warnings in this manual.
11
2
Troubleshooting Guide
If a problem is suspected, try recalibrating the luminaire to prompt an error message. If a problem is
suspected, first try recalibrating the luminaire to prompt an error message (refer to
). 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 config-
ured
- 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).
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.
Summary of Contents for VARI-Lite VL4000
Page 1: ...20 June 2017 ...
Page 13: ...FOREWORD 02 9704 0010 A xi ...
Page 14: ...VARI LITE VL4000 SPOT LUMINAIRE SERVICE MANUAL xii 02 9704 0010 A ...
Page 188: ...VARI LITE VL4000 SPOT LUMINAIRE SERVICE MANUAL 168 02 9704 0010 A Notes ...
Page 210: ...VARI LITE VL4000 SPOT LUMINAIRE SERVICE MANUAL 190 02 9704 0010 A Notes ...
Page 240: ...VARI LITE VL4000 SPOT LUMINAIRE SERVICE MANUAL 220 02 9704 0010 A Notes ...
Page 262: ...VARI LITE VL4000 SPOT LUMINAIRE SERVICE MANUAL 242 02 9704 0010 A Notes ...
Page 268: ...VARI LITE VL4000 SPOT LUMINAIRE SERVICE MANUAL 248 02 9704 0010 A Notes ...
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