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Maintenance and Troubleshooting
Runco LS-HB Installation/Operation Manual 73
PRE
L
IMINAR
Y
Colors in the image are
swapped; for example, reds
appear blue or vice versa.
•The Red/Pr, Green/Y or
Blue/Pb outputs from the
source are connected to
the wrong inputs on the
LS-HB.
• Ensure that the source
outputs are connected to
the correct LS-HB input.
LED is flashing alternating
green and red.
• The lamp cover is open.
• The lamp has failed or
exceeded its usage life.
• Close the lamp cover.
• Replace the lamp with a
new one.
LED is flashing red. •LS-HB internal
temperature is too high.
• Power off the LS-HB and
allow it to cool down.
Ensure that the intake and
exhaust vents are not
blocked. Turn the
projector back on. If the
problem persists, please
contact Runco Technical
Support for assistance.
LED lights solid red. • Fans are not working
properly or power-on
self-test has failed (Note).
• Please contact Runco
Technical Support for
assistance.
Table 5-1. Troubleshooting Chart (continued)
Symptom Possible Cause(s) Solution
Note: You can obtain more detailed information about the cause of the error condition using
RS-232 commands. Refer to RS-232 Error Codes on page 84 for more information.