Runco CL-610 manual Troubleshooting Tips, Symptom Possible Causes Solution

Maintenance and Troubleshooting

5.2

Troubleshooting Tips

Table 5-1provides some general guidelines for troubleshooting problems you may encounter with the CL-610. If the suggested solutions fail to resolve the problem or if you encounter an issue not described here, please contact Runco Technical Support.

Table 5-1. Troubleshooting Chart

Symptom		Possible Cause(s)		Solution
The projector does not turn	•	The CL-610 is not plugged	• Ensure that the CL-610 is
on.		in or the AC outlet is not		plugged in and that the AC
		active.		outlet is active.
	• The main power switch (at		• Turn on the power switch.
		the rear of the projector) is
		off.
	• Lamp cover is not securely		• Securely attach the lamp
		attached.		cover.
The projector does not turn	•	The projector will not turn	• Wait until the CL-610
back on after it was powered		on for two minutes after		completes its cool-down
off.		power-off, to protect the		(POWER LED lights solid
		lamp.		orange).
The remote control does not	•	The batteries have run out.	•	Replace the batteries.
work correctly.
The projector is on and OSD	•	Incorrect source selection.	• Select the correct source.
menus appear, but there is no	•	Source component is not	• Turn on the source.
video image on-screen.		turned on.
	•	Source component is	•	Check cable connection
		connected incorrectly or		from source component to
		not at all.		projector.
A projected image from a	•	DVD player is connected	• Turn off progressive scan
DVD is split or otherwise		to the Component input		on the DVD player.
scrambled.		and set to progressive
		scan mode.
Image is blurred.	•	The lens is not correctly	• Adjust the focus by turning
		focused.		the focus ring.
Image is too bright and/or	•	Contrast is set too high.	• Lower the contrast setting.
lacks definition in the bright
areas of the image.
Image appears “washed out”	•	Brightness is set too high.	•	Lower the brightness
and/or dark areas appear too				setting.
bright.
Colors in the image are	•	The Red/Pr, Green/Y or	• Ensure that the source
swapped; for example, reds		Blue/Pb outputs from the		outputs are connected to
appear blue or vice versa.		source are connected to		the correct CL-610 input.
		the wrong inputs on the
		CL-610.
TEMP and LAMP LEDs are	•	The lamp cover is open.	• Close the lamp cover.
both flashing red.	•	Fans are not working	• Please contact your Runco
		properly.		dealer for assistance.

50 Runco CL-610 Series Owner’s Operating Manual