Troubleshooting; Display Troubleshooting; Sound And Tv Troubleshooting - Technika LCD24-620 User Manual

Please check for causes of problems in accordance with the following chart before contacting
any maintenance personnel.

DISPLAY TROUBLESHOOTING

Symptom
Black screen, power
indicator light off
Image display flicker,
unstable

SOUND AND TV TROUBLESHOOTING

Symptom
Cannot power on
No sound
Volume too low
Snowy picture
Remote control failure
50
Causes and Correction
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
Ver scanning frequency: 50 Hz 75Hz
Causes and Correction
Please make sure the power cord is connected correctly.
Please make sure the audio cord is connected correctly.
Check volume.
Make sure there is nothing plugged into the headphone jack.
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.
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.
24" HD Ready 1080p DVD LCD TV User Guide

Troubleshooting

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