JVC UX-P400 Speaker System User Manual


 
23
English
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 the 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.
Radio Operations:
Hard to listen to 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.
]
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.
MP3 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.
The disc sound is discontinuous.
]
The disc is scratched or dirty.
The disc tray does not open or close.
]
The AC power cord is not plugged in.
]
Child Lock is in use (see page 16).
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.
Recordings:
Impossible to record.
]
Small tabs on the back of the cassette are removed. Cover
the holes with adhesive tape.
Timer Operations:
Daily Timer and Recording Timer do not work.
]
The System has been turned on when the on-time comes.
Timer starts working only when the System is turned off.
Maintenance
To get the best performance of the System, keep your discs,
tapes, and mechanism clean.
Handling discs
When removing the disc from its case, hold it at the edge while
pressing the center hole lightly.
Do not touch the shiny surface of the disc, or bend the disc.
Put the disc back in its case after use to prevent warping.
Be careful not to scratch the surface of the disc.
Avoid exposure to direct sunlight, temperature extremes, and
moisture.
To clean the disc:
Wipe the disc with a soft cloth in a straight line from center to
edge.
Handling cassette tapes
If the tape is loose in its cassette, take up the slack by inserting
a pencil in one of the reels and rotate it.
If the tape is loose, it may get stretched, cut, or caught in the
cassette.
Be careful not to touch the tape surface.
Avoid the following places to store the tape—in dusty places,
in direct sunlight or heat, in moist areas, on a TV or speaker,
or near a magnet.
To keep the best recording and playback sound quality
Use a cotton swab moistened with alcohol to clean the heads,
capstans, and pinch rollers.
Use a head demagnetizer (available at electronics and audio
shops) to demagnetize the heads (when the System turned off).
Cleaning the System
Stains should be wiped off with a soft cloth. If the System is
heavily stained, wipe it with a cloth soaked in water-diluted
neutral detergent and wrung well, then wipe clean with a dry
cloth.
Since the System may deteriorate in quality, it become
damaged or get its paint peeled off, be careful about the
following:
DO NOT wipe it with a hard cloth.
DO NOT wipe it strongly.
DO NOT wipe it with thinner or benzine.
DO NOT apply any volatile substance such as insecticides
to it.
DO NOT allow any rubber or plastic to remain in contact for
a long time.