Troubleshooting guide – Curtis RLED2969A Manuel d'utilisation

Page 20

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Troubleshooting Guide

Troubleshooting
Before contact the service technician, perform the following simple checks. If any program
still persists, unplug the TV and calling for serving.

Symptoms

Possible Reason

Solutions

No picture, no sound,

and no indicator light on

1.The power cord is not plugged in

2.The power is off

1.Plug the power cord in

2.Turn the power on

Picture and sound with

abnormity

1.Contrast, sharpness, and color are

set improperly

2.Color system is set improperly

3.Sound system is set improperly

1.Adjust the value of

Contrast, sharpness, and

color

2.Set the Color system to the

country broadcasting

standard

3.Set the Sound system to

the country broadcasting

standard

Picture is spotted or with

snow

Signal source is low-grade or the

signal cord is in a lower quality

Use the qualified signal cord

Volume is in the minimum value or

TV is in mute mode.

Adjust the value of volume

No picture, no sound and

indicator light is

green/blue

The signal cable is not correctly

connected.

Connect the signal cable

correctly

Blue screen, AV or

S-VIDEO is displayed

There is no signal input or the video

cable is not connected or incorrectly

connected

Connect the video cable

correctly

Picture is unclear or

shaking or with black

horizontal strips (in PC

mode)

PC picture is not

centered

PC picture is not correctly adjusted.

Enter into Screen menu,

select Auto Adjust item to

perform automatic calibration

and adjust Phase to solve

the problem

No sound

There is no audio signal input or

audio cable is not connected

correctly

Connect the audio cable

correctly

PC picture display with

improper color

The color temp is adjusted

incorrectly by user

Readjust the color temp, or

select the original color

setting

HDMI source, with snow

The source generate is not standard

Plug the HDMI cable again

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