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TROUBLESHOOTING
Before calling customer service or a qualified technician, please check the following items to
see if the symptoms below can be identified and fixed.
Symptoms
No picture, no sound,
& no indicator light on
No picture, no sound,
but the blue light
indicator is on
Poor picture & sound
Picture is spotted or
with snowy
Blue background in AV
mode
Picture is unclear, or
moves or have black
stripes on horizontal
position in PC mode
PC Picture is not in the
middle of the screen
No sound
The remote control
does not work
Colors of PC Picture
on display are
abnormal
Forgot the parent
password
Possible Reasons
1. The power cord is not plugged in
2. The power is off
1. Contrast, sharpness, color and
volume are all at the minimum value
or TV is in mute mode
2. PC has no signal in PC mode
3. The signal cord is not correctly
connected
1.
Contrast, sharpness, and color
are set improperly
2. Color system is set improperly
3. Sound system is set improperly
Signal source is low-grade or the
signal cord is in a lower quality
1. No Video signal or the signal cord
is improperly/ not connected
2.
Video signal cord and S-video
cord are plugged in at the same time
Picture is not well adjusted
No Audio signal or the signal cord is
improperly/not connected
Batteries are improperly installed or
exhausted
The user made the wrong Color Temp
adjustment
The master password is 0760
22
Correction
1. Plug the power cord in
2. Turn the power on
1.
Alter
the
value
of
sharpness, color and volume
2. Press any button or input PC signal
3. Connect the signal cord correctly
4. Reset factory default settings
1. Adjust the value of Contrast,
sharpness, and color
2. Set the Color system to the country
broadcasting standard
3.
Set the Sound system to the
country broadcasting standard
Use the qualified signal cord
1.
Connect the signal cord properly
2.
unplug one cord
Adjust automatically by selecting Auto
Adjust or adjust Clock, Phase, H
Position, V Position manually after
entering into the PC Setting menu to
solve this problem
1. Connect the audio signal cord
properly
2. Set the sound system properly
1. Make sure the positive and the
negative polarities are correct.
2. Check if there is a loose contact
between
the
batteries
springs
3. Replace the batteries
Readjust the Color Temperature
contrast,
and
the
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