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Troubleshooting
Failure
The TV image has snowflake-
like spots, and noise
The screen has no display,
no audio, and the indicator
isn't on
The TV image has spot, line
or stripe interference
Image ghosting occurs
The image doesn't have color Color saturation is too low
The TV has no audio
DTV screen has mosaic
The PC has no display,
prompts no signal input, and
the red indicator flashes
The remote control distance
is short, or out of control
PC display is blurry
PC image shifts, can't fill
the screen, or exceeds the
screen
Can't operate the device
CAUTION: Don't let your machine display the same picture for a long time, please set up a
screen protection procedure. If a high contrast picture remains for along time, this picture
will bring a 'leave shadow' in screen. Usually the 'leave shadow' will disappear gradually
when you turn off the machine power. However, this trouble can't be repaired , Which isn't
in range of warranty.
Reason
1. Antenna connector is loose, or
cable is damaged
2. Antenna type isn't suitable
3. Antenna orientation or position isn't
proper
4. Weak signal
1. Power plug is loose, and the power
isn't connected
2. Power isn't switched on
The signal is interfered with by
automobile, neon light, electric hair
drier, etc.
1. The TV signal is reflected by high
mountain or building
2. Antenna orientation isn't proper
1. The volume is too low
2. The audio is mute
The signal is weak
The signal cable is loose or falls off
1. The signal receiver of the remote
control is blocked by certain object
2. The battery voltage of the remote
control is low
1. The adjustment isn't proper
2. The display mode isn't proper
1. The adjustment isn't proper
2. The display mode isn't proper
External influences (e.g. lighting,
static, etc.) will interfere with the
normal operation
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Solution
1. Check whether antenna connector is loose,
whether cable is intact
2. Check antenna type (VHF/UHF)
3. Adjust antenna orientation and position
4. Use signal amplifier
1. Check whether the power cord is connected
properly
2. Check whether the power switch on the panel is
turned on
Do not use the electric hair drier near the device,
and adjust the antenna direction to reduce
interference
1. Use high-directional antenna
2. Adjust the antenna orientation
Enter "Picture" to increase the color saturation
1. Adjust the volume properly
2. Press the "MUTE" key on the remote control to
cancel the mute state
Check whether the antenna plug is loose and
whether the cable is intact
Check whether the signal cable is loose or falls
off, and re-connect properly.
1. Move the object that blocks the signal receiver
2. Replace the battery
1. Use automatic adjustment function
2. Use recommended mode
1. Use automatic adjustment function
2. Enter "Geometry" to adjust the horizontal or
vertical position
3. Use recommended mode
Press the power switch to turn off the device, and
restart the device after one to two minutes
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