32AppendixTroubleshootingProblem Checks and AdjustmentsTV will not turn on ● Make sure the power cord is plugged in, and then press POWER.● The remote control batteries may be dead. Replace the batteries.No picture, no sound ● Check the antenna/cable connections.No sound, picture OK ● The sound may be muted. Press VOLUME S.● The station may have broadcast difficulties. Try another channel.● Make sure the MTS feature is set correctly.Poor sound, picture OK ● The station may have broadcast difficulties. Try another channel.● An appliance near the TV may be causing interference. Move orturn off the appliance.Poor picture, sound OK ● Check the antenna/cable connections.● The station may have broadcast difficulties.Try another channel.● An appliance near the TV may be causing interference. Move orturn off the appliance.● Adjust the Picture menu.Poor reception of broadcast channels ● The station may have broadcast difficulties. Try another channel.● Check the antenna connections.● If using a VCR, make sure the TV/VCR button is set correctly.No UHF, VHF OK ● Make sure the TV/CABLE function is set to the mode that correspondsto the signal source type (cable company or outside antenna).Black box appears on the screen ● The Closed Caption Text feature (T1, T2, T3, or T4) may be on.Set the Closed Caption feature to OFF.Cannot select a certain channel ● The channel may be blocked by the BLOCK CHANNEL function.Unblock the channel.● The channel may have been erased from the channel memory by theADD/ERASE function. Reprogram the channel into channel memoryor use the Channel Numbers to select the channel.Multiple images (ghosts) ● The station may have broadcast difficulties. Try another channel.● Antenna reception may be poor. Use a highly directional outdoor antenna.Poor color or no color ● The station may have broadcast difficulties. Try another channel.● An appliance near the TV may be causing interference. Move orturn off the appliance.● Adjust the TINT and/or COLOR in the Picture menu.● If you change the direction of the TV while the TV is on, thepicture may suffer from color shading. Turn off the TV and allowit to cool for about 30 minutes; then turn it on again.No stereo or SAP sound from ● Make sure the MTS feature is set correctly.an MTS broadcastThe remote control does not operate ● Make sure the TV/CABLE/VCR switch is set correctly.● There may be an obstruction between the remote control and the TV.Remove the obstruction and retry the remote control.● The remote control batteries may be dead. Replace the batteries.Before calling service personnel, please check the following chart for a possible cause of the problem you are experiencing.A minor adjustment on your part may eliminate the problem and restore your TV reception.