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JDTV-750 User Manual, page 16
CARE AND MAINTENANCE
1. Children should be supervised when using this TV set.
2. Never wrap the cord from the earbuds or from ac adaptor around any animal or person.
Special care should be taken when using long wires.
3. Fold back the telescopic antenna and return it to the built-in holder when not in use to
avoid possible damage.
4. Clean your unit with a damp (never wet) and lint-free cloth. Solvent or detergent should
never be used. The TV panel should only be cleaned with special cleaning agent
formulated for such purpose.
5. Avoid leaving your unit in direct sunlight or in hot, humid or dusty places.
6. Keep your unit away from heating appliances and sources of electrical noise such as
fluorescent lamps or motors.
TROUBLESHOOTING
Problems Possible Causes Possible Solutions
TV does not
turn on
Internal battery is
exhausted.
Power On/Off switch is set
to “off”.
Recharge battery with provided
ac adaptor.
Set Power On/Off switch is set
to “on”
No picture
received
Signal is weak.
Receiving channel is not in
service.
Fully extend the rotary
telescopic antenna or change
to the external telescopic
antenna provided.
Try other TV channels.
Picture is
pixilated
Signal is weak.
Watching TV in a moving
vehicle or user is walking
Fully extend the rotary
telescopic antenna or change
to the external telescopic
antenna provided and try
different locations.
Watch TV programs only when
it is stationary.
Bright or dim
pixels on TV
screen
This is due to possible
manufacturing defects.
It is considered as acceptable if
the total number of bright and
dim pixels is not more than 4 at
the corners.
Does not scan
for a FM station
The earbuds are not
plugged in.
The FM station is
temporarily out of range.
Possible external
interference.
Plug in the included earbuds.
Try another FM station.
Retry the tuning process in
another location.