Jensen Tools CV2017J - Manual (Page 30)

Troubleshooting guide
To assist in location possible faults use help guide below .
BREAKDOWN PHENOMENON
PICTURE SOUND
CHECKING
The aerial direction and connection
Ensure that the power supply is connected to
the TV set and turned on. Also ensure that the
TV set is not in "Listen Mode" or that the
brightness and contrast are not turned down.
Adjust colour control
Adjust channel again
Colour Purity is a fault that can be caused by moving the
TV set, placing magnets near the TV screen or turning
on/off house hold appliances such as vacuum cleaners
near the TV set. Turn the TV off with the main power
switch for 15 minutes. When the power is turned on
again the TV set will automatically degauss the picture.
In severe cases leave the TV set turned off over night.
Picture with snow Noise
Colour Spot Normal volume
Scramble Normal or Weak Volume
No colour Normal volume
No Picture No sound
No sound Normal
Normal
Disturb Noise
Double or Triple Image
Note:
1.If the fault can not be corrected using the above guide consult with your local authorized service
center.
2.The TV set must only be repaired by a qualified registered service person. Never attempt to
remove the back cover as TV set has dangerous voltages inside that may cause a fatality or fire.
3. The cabinet may produce the occasional "snapping sound" This is normal and caused by the
materials in the cabinet expanding with room temperature changes.
Electrical interference which can be caused by cars,
motorbikes etc, Fluorescent lamps and dirty
insulators on overhead power cables.
This is called "ghosting" and can be minimized with
an outside aerial, and good quality cable and
terminations. Altering the aerial direction can also
minimize this effect.
Volume Sound mute