Runco LS-10I ユーザーズマニュアル

Table 5-1 provides 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. 

The projector does not turn 
on. 

• The LS-10i is not plugged 

in or the AC outlet is not 
active. 

• Lamp cover is not securely 

attached. 

• Ensure that the LS-10i is 

plugged in and that the AC 
outlet is active. 

• Securely attach the lamp 

cover.

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

• The projector will not turn 

on for two minutes after 
power-off, to protect the 
lamp. 

• Wait until the LS-10i 

completes its cool-down 
(POWER LED lights solid 
green). 

The remote control does not 
work correctly. 

• The batteries have run out. 

• Replace the batteries. 

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

• Incorrect source selection.
• Source component is not 

turned on. 

• Source component is 

connected incorrectly or 
not at all. 

• Select the correct source. 
• Turn on the source. 

• Check cable connection 

from source component to 
projector. 

A projected image from a 
DVD is split or otherwise 
scrambled. 

• DVD player is connected 

to the Component input 
and set to progressive 
scan mode. 

• Turn off progressive scan 

on the DVD player. 

Image is blurred. 

• The lens is not correctly 

focused. 

• Adjust the focus. 

Image geometry is incorrect.

• Incorrect aspect ratio 

selection. 

• Select the aspect ratio that 

best matches the source 
image and screen size 
(refer to Table 4-2). 

Images from an HDMI source 
do not display. 

• The resolution and 

frequency of the video 
card in the computer are 
not compatible with the 
LS-10i.

• HDMI cable from source to 

LS-10i is either defective 
or too long. 

• Select a compatible 

resolution and vertical 
frequency (refer to 
Supported Timings on 
page 93). 

• Try a known-good and/or 

shorter HDMI cable. 

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

• 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.