Troubleshooting - Haier 21F7A Owner's Manual

Troubleshooting

*To assist in location possible faults use help guide below.
BREAKDOWN PHENOMENON
PICTURE
Picture with snow
Double or Triple Image
Disturb
Normal
No Picture
No color
Scramble
Color Spot
Note:
1.If the fault can not be repaired 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 the TV set has dangerous voltages in side 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.
SOUND
Noise
This is called ghosting which can be minimized with
an outside aerial, and good quality cable and
terminations. Altering the aerial direction can also
minimize this effect.
Normal
Electrical interference which can be caused by cars,
motorbikes etc, Fluorescent lamps and dirty
insulators on overhead power cables.
Noise
No sound
Ensure that the power supply is connected to the TV
set and turned on. Also ensure that the TV set is not in
"PICTURE MUTE" or that the brightness and contrast
are not turned down
No sound
Normal volume
Normal or Weak Volume
Colour Purity fault which can be caused by moving the
TV set, placing magnets near the TV screen or turning
on/off house hold appliances such as vacuumcleaners
near the TV set. Turn the TV off with the mains power
switch for 15 minutes. When the power is turn on again
Normal volume
the TV set will automatically degauss the picture. In
server cases leave the TV set turned off over night.
CHECKING
The aerial direction and connection
Volume Sound mute
Adjust color control
Adjust channel again