Troubleshooting Checklist. LG Electronics MU-50PM10, MU-42PM11, MU-42PM12X, MU-42PM20, MU-50PM10, MU-50PM11, MU-50PM20, 4412A/TF

Troubleshooting Checklist

T roubleshooting Checklist

No picture &

No sound

• Check whether the Monitor is turned on.

• Is the power cord inserted into wall power outlet?

• Test the wall power outlet, plug another product’s power cord into the outlet where the Monitor’s power cord was plugged in.

Picture OK &

No sound

The remote control doesn’t work

• Press the VOLUME ( G ) button.

• Sound muted? Press MUTE button.

• Check to see if there is any object between the Monitor and the remote control causing obstruction.

• Are batteries installed with correct polarity (+ to +, - to -)?

(Refer to p.9)

• Correct remote operating mode set: Monitor, VCR etc.?

• Install new batteries. (Refer to p.9)

Picture appears slowly after switching on

• This is normal, the image is muted during the Monitor startup process.

Please contact your service center, if the picture has not appeared after five minutes.

No or poor color or poor picture

• Select Color in the Picture menu and press the VOLUME ( G ) button.

(Refer to p.19)

• Keep a sufficient distance between the Monitor and the VCR.

• Activate any function to restore the brightness of the picture.

(If still picture is on the screen for more than 5 minutes, the screen gets dark.)

Horizontal/vertical bars or picture shaking

• Check for local interference such as an electrical appliance or power tool.

No output from one of the speakers

• Adjust Balance in the Sound menu. (Refer to p.21)

Unusual sound from inside the MONITOR

• A change in ambient humidity or temperature may result in an unusual noise when the plasma display is turned on or off and does not indicate a fault with the Monitor.

Owner’s Manual 37