JVC MX-DK15, MX-DK3 manual Troubleshooting

Troubleshooting

If you are having a problem with your System, check this list for a possible solution before calling for service.

General:

Adjustments or settings are suddenly canceled before you finish.

]There is a time limit. Repeat procedure again.

Operations are disabled.

]The built-in microprocessor may malfunction due to external electrical interference. Unplug the AC power cord and then plug it back in.

Unable to operate the System from the remote control.

]The path between the remote control and the remote sensor on the System is blocked.

]The batteries are exhausted.

No sound is heard.

]Speaker connections are incorrect or loose.

]Headphones are connected.

No picture appears on the screen.

]The video cord connections are incorrect or loose.

No picture is displayed on the TV screen, the picture is blurred, or the picture is divided into two parts.

]CA-MXDK5 only: The System is connected to a TV which does not support progressive video input.

]Incorrect color system is selected (see “Changing the Color System and Scanning Mode” on page 6).

The left and right edges of the picture are missing on the screen.

]Select “4:3 LB/4:3 MULTI LB” for “MONITOR TYPE” (see page 34).

Radio Operations:

Hard to hear broadcasts because of noise.

]Antennas connections are incorrect or loose.

]The AM loop antenna is too close to the System.

]The FM antenna is not properly extended and positioned.

Disc Operations:

The disc does not play.

]You have inserted a disc whose Region Code is not correct. (“REGION ERR” appears on the display.)

]The disc is placed upside down. Place the disc with the label side up.

ID3 Tag on an MP3 disc cannot be shown.

]There are two types of ID3 Tag—Version 1 and Version 2. This System can only show ID3 Tag Version 1.

Groups and tracks are not played back as you expect.

]The playing order is determined when the disc was recorded. It depends on the writing application.

MP3, WMA, MPEG-1, MPEG-2, ASF*, DivX* or JPEG files are not played back (*only for CA-MXDK5).

]The inserted disc may include multiple types of tracks (ex. MP3/WMA files and JPEG files). In this case, you can only play back the files selected by the “FILE TYPE” setting (see page 35).

]You have changed the “FILE TYPE” (see page 35) setting after you inserted a disc. In this case, reload the disc.

“NO AUDIO” appears.

]This System cannot play back illegally produced DVD Audio discs.

“LR ONLY” appears.

]Some DVD Audio discs prohibit downmixed output. When you play back such a disc, this System plays back the left front and right front signals only.

The disc sound is discontinuous.

]The disc is scratched or dirty.

The disc playback sounds strange.

]Cancel Key Control (see page 29).

No subtitle appears on the display though you have selected the initial subtitle language.

]Some DVDs are programmed to always display no subtitle initially. If this happens, press SUB TITLE after starting play (see page 16).

Audio language is different from the one you have selected as the initial audio language.

]Some DVDs are programmed to always use the original language initially. If this happens, press AUDIO/MPX after starting play (see page 15).

The disc tray does not open or close.

]The AC power cord is not plugged in.

]Child Lock is in use. “LOCKED” appears in the display window (see page 20).

Tape Operations:

The cassette holder cannot be opened.

]Power supply from the AC power cord has been cut off while the tape was running. Turn on the System.

Recording Operations:

Impossible to record.

]Small tabs on the back of the cassette are removed. Cover the holes with adhesive tape.

Timer Operations:

Daily Timer does not work.

]The System has been turned on when the on-time comes. Timer starts working only when the System is turned off.

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