Chapter 7 : Troubleshooting - Daewoo DTQ 20U4SC Instruction Manual

Daewoo electronics color television instruction manual dtq 20u4sc, dtq 27u4sc

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Service manual (64 pages)

Table Of Contents

Table of Contents

C H A P T E R

Troubleshooting

Your Daewoo television is designed to give you trouble-free performance for many years. If you

have a problem with your TV, try the solutions listed below.

If the suggestions listed below do not solve your problem, contact your Daewoo dealer or an autho-

rized Daewoo service center.

There is no picture or sound, or the TV doesn't turn on.

• Make sure the TV is plugged in.

• Make sure the MUTE is not set.

• Make sure the power is on.

• If there is neither picture or sound, unplug the TV for 30 seconds, then plug it in and try again.

There is no picture or sound on some UHF channels.

• Try another station. If the other stations are OK, it may be a station problem.

• Check that the antenna is connected, is in good working order, has no broken wires, and is adjust-

ed correctly.

• See if anything is interfering with the antenna signal.

• Make sure the AIR/CABLE setting is correct.

The sound is OK, but the picture is poor.

• Try another station. If the other stations are OK, it may be a station problem.

• Check that the antenna is connected and is in good working order, has no broken wires, and is

adjusted correctly.

The picture is OK, but the sound is poor.

• Try another station. If the other stations are OK, it may be a station problem.

• Check that the antenna is connected, is in good working order, has no broken wires, and adjusted

correctly.

There is poor reception on some channels.

• Try another station. If the other stations are OK, it may be a station problem.

• Check that the antenna is connected, is in good working order, has no broken wires, and is adjust-

ed correctly.

You cannot tune to a cable channel.

• Make sure the AIR/CABLE setting is correct.

• The channel may not be programmed into memory.

The picture rolls, slants, shows lines, is grainy, has poor color, or has

ghosts.

• Try another station. If the other station are OK, it may be a station problem.

• Check that the antenna is connected, is in good working order, has no broken wires, and is adjust-

ed correctly.

• See of anything is interfering with the antenna signal.

The remote control does not work.

• Make sure the TV is plugged in.

• Make sure there are fresh batteries in the remote control.

• Make sure there is nothing blocking the remote control signal.