SHARP HTCN500DVH
Service Manual

HT-CN400DVH/HT-CN400DVE/HT-CN500DVH/HT-CN500DVE

TROUBLESHOOTING
If you experience any of the following difficulties while using the system, use troubleshooting guide to help you remedy the problem. Should any problem persist, consult your nearest service center. No power � Is the power cord firmly plugged into the power outlet? � One of the safety mechanisms may be operating. In this event, unplug the player from the power outlet briefly and then plug it in again. No picture � Check that the system is connected securely. � The video connecting cord is damaged. Replace it with a new one. � Make sure you connect the system to video input connector on the TV. � Make sure you turn on the TV. � Make sure you select the video input on the TV so that you can view the pictures from this system. The picture noise appears � Clear the disc. � If video from this system has to go through your VCR to get to your TV, the copy-protection applied to some DVD programs could affect picture quality. If you still experience problems after checking your connections, please try connecting your DVD system directly to your TV's S-Video input, if your TV is equipped with this input. The aspect ratio of the screen cannot be changed even though you set "TV DISPLAY" in the SETUP menu when you play a wide picture. � The aspect rate is fixed on your DVD disc. � If you connect the system with the S-Video cable, connect directly to the TV. Otherwise, you may not change the aspect rate. � Depending on the TV, you may not change the aspect rate. There is no sound or only a very low-level sound is heard. � Check that the speakers and components are connected securely. � Make sure that you have selected the correct source on the system. � The protective device on the system has been activated because of a short circuit. Turn off the system, eliminate the short-circuit problem and turn on the power again. � The audio connecting cord is damaged. Replace it with a new one. � The system or fast reverse is performed. Press PLAY/PAUSE to return to normal play mode. � Check the speaker settings. The left and right sounds are unbalanced or reversed � Check that the speakers and components are connected correctly and securely. � Adjust front balance parameter using SELECT and VOLUME +/-. The language for the subtitles cannot be changed when you play a DVD. � Multilingual subtitles are not recorded on the DVD. � Changing the language for the subtitles is prohibited on the DVD. The subtitles cannot turned off when you play a DVD. � Depending on the DVD, you may not be able to turn the subtitles off. The angles cannot be changed when you play a DVD. � Multi-angles are not recorded on the DVD. � Change the angles when the angle mark appears on the TV screen. � Changing the angles is prohibited on the DVD. The system does not operate properly. � Static electricity, etc., may affect the system's operation. � Press the POWER button to turn off, then press again to turn Severe hum or noise is heard. � Check that the speakers and components are connected securely. � Check that the connecting cords are away from a transformer or motor, and at least 3 meters away from a TV set or fluorescent light. � Move your TV away from the audio components. � The plugs and jacks are dirty. Wipe them with a cloth slightly moistened with alcohol. � Clear the disc. The sound loses stereo effect when you play a Video CD or a CD. � Set the Audio mode to "STEREO" in the SETUP menu. � Make sure you connect the system appropriately. � The surround effect is difficult to hear when you are playing a Dolby Digital sound track. � Check the speaker connections. � Depending on the DVD disc, the output signal may not be the entire 5.1 channel but monaural or stereo even if the sound track is recorded in Dolby Digital format. The sound comes from the center speaker only. � Depending on the disc, the sound may come from the center speaker only. No sound is heard from the center speaker. � Make sure the Center is set to "ON" in SETUP menu. � You may set the listening mode to Dolby Pro Logic Phantom. � Adjust the speaker volume. No sound or only a very low-level sound is heard from the rear speakers. � Make sure the Rear is set to "ON" in SETUP menu. � Adjust the speaker volume.

� 38 �