NEC MPD-DTi, User Manual, Page: 13 / 15

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Troubleshooting
Problem Solution
No picture, but a message is
displayed.
• Be sure to perform a channel scan before you watch the TV program.
• Check to see if antenna/cable is properly connected.
No picture • Check to make sure that Video Input is selected to “OPTION“.
• Check to see if MPD-DTi is properly installed. Move them away from the
monitor if necessary.
No picture from composite video
out
• Check to see if video cable is properly connected.
No sound • Check to see if speaker cable is properly connected.
• Check to see if mute is activated.
• Check to see if volume is set at minimum.
• Check to make sure that Audio Input is selected to “OPTION“.
No sound from S/P DIF out • Check to see if optical cable is properly connected.
• Check to see if audio output format (PCM/DOLBY D) for “Sound” setting is
suitable for your digital audio system.
Not all channels are available after
performing an Auto Scan
• Perform an Auto Scan to scan these missing channels. Once the tuner
picks up the signal, all the transmission parameters will be stored in tuner’s
memory automatically.
No Closed Caption displayed • Make sure the channel you are watching carries closed caption information.
• Press the button on the Remote Control to check for closed caption data
output.
IPTV does not work • Check to see if LAN cable is properly connected.
• Check to see if the network settings of both MPD-DTi and your system is
correct.
Remote control does not work • Make sure the batteries are inserted properly.
• Test the batteries for strength/life.
• Make sure to point the remote directly at the sensor on the monitor.
• Check if the remote is in Remote ID mode.
• The remote control may not function when in direct sunlight or when there is
strong illumination on the remote sensor of the monitor.