Operation Manual

24
Troubleshooting
Look through the following table about the possible troubles and you may find answers before
request service. It may help you to resolve the problems with some easy operations according
to this table. If something goes wrong with the receiver and can’t back to normal, please cut off
the power for few minutes and restart the product. If the problem remains and proves to
beyond your capability, you had better hand it over to a qualified service agent.
The integrated circuits are easily breakdown by static. Make sure the antistatic protection has
been well taken before maintenance.
Troubles
Possible Cause
Suggested Solutions
No power
The power cord has not been well
connected
Plug the power cord into the outlet
tightly and turn on the power; if still
no power, turn off the power again,
and wait for 5-10 minutes, then
restart again.
Can’t scan
programs
The antenna is not adjusted well
Adjust the antenna or use an
outdoor antenna
Antenna incorrectly
Use an antenna with 75 Ω
impedance input
Parameter input incorrectly
Input Frequency, Bandwidth
parameter correctly
No picture
Output cord is connected incorrectly
Connect the output cord correctly. If
the problem is still exit, the output
cord may damage.
The video output mode of the unit is
different from the mode of monitor
Reset the mode
No Color
The video output system of the unit is
different from the mode of monitor
Reset the color system
Image
distortion at
channel shift
normal
The remote
control fails
to work
Batteries incorrectly installed
Install the battery correctly
Batteries exhausted
Replace the battery
Beyond the effective operation range
Operate within an effective range
The remote sensor is pointed to by bright
light.
Place the unit elsewhere for a
change
Audio track
and subtitle
language
are not the
chosen
items
Has not chosen the right sound track
Press the Audio button to shift the
track
No sound
The unit is in a mute status
Cancel the mute
Volume is too low
Augment the volume
Cable is connected incorrectly
Connect the cable correctly