Runco LS-10I Troubleshooting Tips, Troubleshooting Chart, 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 LS-10i. 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 LS-10i is not plugged	• Ensure that the LS-10i is
on.	in or the AC outlet is not	plugged in and that the AC
	active.	outlet is active.
	• Lamp cover is not securely	• Securely attach the lamp
	attached.	cover.

The projector does not turn back on after it was powered off.

The remote control does not work correctly.

The projector is on and OSD menus appear, but there is no video image on-screen.

• The projector will not turn		• Wait until the LS-10i
	on for two minutes after		completes its cool-down
	power-off, to protect the		(POWER LED lights solid
	lamp.		green).
• The batteries have run out.		•	Replace the batteries.
•	Incorrect source selection.	• Select the correct source.
• Source component is not		• Turn on the source.
	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.
	focused.
Image geometry is incorrect.	• Incorrect aspect ratio	• Select the aspect ratio that
	selection.	best matches the source
		image and screen size
		(refer to Table 4-2).

Images from an HDMI source do not display.

Image is too bright and/or lacks definition in the bright areas of the image.

• The resolution and	• Select a compatible
frequency of the video	resolution and vertical
card in the computer are	frequency (refer to
not compatible with the	Supported Timings on
LS-10i.	page 93).
• HDMI cable from source to	• Try a known-good and/or
LS-10i is either defective	shorter HDMI cable.
or too long.
• Contrast is set too high.	• Lower the contrast setting.

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 86 for more information.

72 Runco LS-10i Installation/Operation Manual