Basic Troubleshooting Tips

The following is a basic troubleshooting guide that can assist you in resolving typical problems may result in normal operation. If you have encountered problems that are not listed in this guide, please contact your Runco dealer for assistance.

PROBLEM

POSSIBLE CAUSE

SOLUTION

The projector does not turn on

· The RJ-11 (ComLink) cable is

· Use a standard RJ-11

after initial installation. The

not connected between the

phone-type cord. Ensure it is

Power LED on the front of the

Controller and Projector, or is

firmly plugged into both the

Controller stays yellow after the

made improperly.

Controller and the Projector.

power button is pressed.

· The projector is not plugged in,

· Ensure there is good conti-

 

or its AC outlet is not active.

nuity in the RJ-11 cable.

 

Look at its power LED and see if

· Verify that the AC outlet is

 

it is illuminated.

active, or that the Projector is

 

· Incorrect phone cord

plugged in.

 

 

 

The projector and Controller

· The Controller is on the wrong

· Press MENU on the

are both on, but there is no

source.

Projector's remote, and look

video image on-screen.

· The Controller is on the correct

to see which source is active

 

source, but the source itself is

(the arrow will be pointing to

 

off.

the active source). Select the

 

 

correct source as appropriate.

 

 

· Turn on the source. It is rec-

 

 

ommended that all sources be

 

 

turned on first BEFORE the

 

 

VX-4000ci.

 

 

 

The projector is producing a

· A progressive scan DVD is

· Only NTSC/PAL can be input

'split screen' or an otherwise

plugged into Component input

to the Component input.

scrambled image.

rather than the RGB/Component

Progressive scan must go into

 

input.

RGB/Component.

 

 

 

The image appears too bright,

· Contrast is set too high.

· Turn down the CONTRAST

and there is a loss of definition

· The DVD player is set for a

level on the Controller. Mid-

in the brightest areas of the

high-level output.

range is 127; it is recom-

image.

· The video signal has not been

mended to keep it below 140

 

terminated properly somewhere

to prevent this problem.

 

in the system.

· Set the DVD player for a

 

 

nominal output (no boost or

 

 

gain).

 

 

· Ensure all video signals are

 

 

terminated in 75 Ohms.

 

 

 

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Runco VX-4000ci manual Basic Troubleshooting Tips, Problem Possible Cause Solution