页 54, Troubleshooting – SONIQ E55Z11A User Manual
Page 53

Check your area is covered by Digital Video Broadcasts.
Try re-tuning or manually tuning missing channels.
Check that you are using the correct antenna type - please 
see pg.16 'Antenna connection'.
After Auto Tuning only 
some channels are 
available
Check if the channel has been blocked in the main menu 
settings.
Please check connecting USB cable and power supply is 
connected.Hard drive has not been formatted. Please make 
sure USB disk is compatible and the multimedia data formats 
are supported.
Channel cannot be 
selected
USB not playing
Compression of video contents may cause distortion 
especially on fast moving pictures such as sports and 
action movies.
Picture is distorted, 
macroblock, small block, 
dots, pixelization, etc 
Black bars on each side will be shown on HD channels 
when displaying SD (4:3) contents.
Black bars on Top & Bottom will be shown on movies that 
have aspect ratios different from your TV.
Adjust picture size option on your external device or TV to 
full screen.
Noise from speaker
Check cable connections, make sure a video cable is not 
connected to an audio input.
Low signal level may cause sound distortion.
TV turns off automatically
Check if the Off Timer is set to On in the Setup menu.
Sleep Timer may have been enabled.
If there is no signal for about 10 minutes from an input, 
the TV will turn off, see Auto Sleep pg. 33.
If connected to your PC, check your PC power settings.
Make sure the AC power cord is plugged in securely to 
the wall outlet and the TV.
TV turns on 
automatically 
Check if the On Timer is set to On in the Setup menu.
Picture is not shown in 
full screen 
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Troubleshooting
