Zenith H27E55DT Operating Manual page 39

Troubleshooting
Some quick and easy tips to resolving problems
Symptoms
Picture Reception
Poor or no picture.
Local interference.
Poor or no color.
Picture wobbles or drifts.
No CATV reception.
Normal picture, poor
or no sound.
Snowy or Poor Picture
TV turns Off.
TV turns On.
TV does not turn On/Off
per On/Off Timer settings.
206-3740
Possible Cause(s)
• TV station problems.
• Video menu not adjusted properly. -Check Video menu option settings.
• Check for disturbing source.
• Appliance too close to TV.
• Sub-standard broadcast.
• Sub-standard cable signal.
• RF not connected, loose.
• Local interference.
• Scrambled CATV channel.
• Cable not connected.
• Cable service interrupted.
• Antenna set, not CATV.
• Audio muted.
• Broadcast problem.
• A/V cables incorrectly connected.
• Audio Out cable wrong.
• Front Surround turned off.
• No 2nd Audio/SAP on program.
• Wrong Ant. connection/location.
• TV/VCR button set wrong.
• Wrong output channels selected.
• Loose connection.
• Broadcast problem.
• Video menu options set wrong.
• Sleep Timer turned TV Off.
• Off Timer turned TV Off.
• Power failure.
• Power outlet controlled by switch. -Connect TV power cord to outlet that is not controlled by a switch.
(Switch turned off.)
• On Timer turned TV On.
• On/Off Timer option disabled.
Possible Solution(s)
-Try a different channel.
The following may cause image problems or distortion:
Electrical appliances, powerful lights, cars, trucks; computers or
portable phones; medical equipment
-If possible increase the distance between your Entertainment
Machine and the offending appliance. Or shut one of them off.
-Try a different channel.
-Notify cable company of reception problem.
-If a VCR is connected, play a tape.
-Make or tighten connection.
-Try different channel. Turn off interfering appliance.
-Tune to unscrambled channel.
-Connect cable to UHF/VHF.
-Contact cable service.
-Select CATV in Setup menu, run Auto Program.
-Press MUTE or volume right key to increase sound level.
-Try a different channel.
-Install A/V cables correctly.
-Install Matrix Out external amplifier/speaker cable correctly.
-Turn Front Surround on in the Audio menu.
-Choose another audio mode option or a different program.
-Move antenna, check connection/location.
-Set TV/VCR button on your VCR correctly.
-Set output channels on all A/V equipment to same channel (3 or 4).
-Check that all connections are tight.
-Try another channel.
-Check Video menu brightness controls.
-Turn TV back on.
-Turn TV back on.
-Check other household power outlets.
-Disable On/Off Timer.
-Go to Timer option in Setup menu and enable On/Off Timer.
See Page(s)
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