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Troubleshooting
Please check for causes of problems in accordance with the following chart before contacting
any maintenance personnel.
Cannot power on
Please make sure the power cord is connected correctly.
No sound
Please make sure the audio cord is connected correctly.
Check volume.
Volume too low
Check volume.
If volume is still too low when adjusting volume to maximum,
please check whether the input device is correctly set.
Input antenna damaged or not correctly connected.
Remote control failure
Check whether remote control batteries are functioning.
Check the battery installation is correct.
Check whether an obstacle is between the remote control and the
unit's receiving window.
Check whether the receiving window has a strong light.
Symptom
Causes and Correction
Symptom
Causes and Correction
Black screen, power
indicator light off
Check whether power cord is correctly connected, and
whether this unit is in power on.
Check whether the signal cord of input device is correctly
connected.
Check whether input device is in power on mode.
Check whether the input device signal is in this unit's
specification
Check computer output mode: control panel-display-setup
If the setup does not accord with this unit's specification,
please change the display setup
Hor scanning frequency: 30kHz 75kHz
Image display flicker,
unstable
~
Ver scanning frequency: 50 Hz 75Hz
~
DISPLAY TROUBLESHOOTING
SOUND AND TV TROUBLESHOOTING
Snowy picture
Make sure there is nothing plugged into the headphone jack.
26" HD Ready LCD/DVD TV with USB Record User Guide 53