Specifications

Maintenance and Troubleshooting

Runco LS-HB/LS-HB Ultra Installation/Operation Manual 75

PRE

IMINAR

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 87 for more information.