Z42PQ20-U 9/21/09 2:51 PM Page 25

APPENDIX

TROUBLESHOOTING

Abnormal Operation

Check to see if there is any object between the product and the remote control causing obstruction. Ensure you are pointing the remote control directly at the TV.

The remote control

Ensure that the batteries are installed with correct polarity (+ to +, - to -).

doesn’t work

Ensure that the correct remote operating mode is set: TV, VCR etc.

 

 

Install new batteries.

Power is suddenly

Is the sleep timer set?

Check the power control settings. Power interrupted.

turned off

If there is no signal, the TV turns off automatically in 15 minutes.

 

Video Problems

Check whether the product is turned on.

 

 

 

Try another channel. The problem may be with the broadcast.

 

No picture &No sound

Is the power cord inserted into wall power outlet?

Check your antenna direction and/or location.

 

 

Test the wall power outlet, plug another product’s power cord into the outlet

 

where the product’s power cord was plugged in.

WATCHING TV

Picture appears slowly

after switching on

No or poor color

or poor picture

Horizontal/vertical bars

or picture shaking

Poor reception on

some channels

Lines or streaks

in pictures

No picture

when connecting HDMI

This is normal, the image is muted during the product startup process. Please contact your service center, if the picture has not appeared after five minutes.

Adjust Color in menu option.

Keep a sufficient distance between the product and a VCR.

Try another channel. The problem may be with the broadcast.

Are the video cables installed properly?

Activate any function to restore the brightness of the picture.

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

Station or cable product experiencing problems, tune to another station.

Station signal is weak, reorient antenna to receive weaker station.

Check for sources of possible interference.

Check antenna (Change the direction of the antenna).

Check HDMI cable over version 1.3.

The HDMI cables don’t support HDMI version 1.3, it cause flickers or no screen display. In this case use the latest cables that support HDMI version 1.3.

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Sears Z42PQ20-U owner manual Appendix, Troubleshooting