EN
EN - 51
TROUBLEShOOTINg
Look through the trouble shooting information. Some simple checks or minor adjustment
of the unit on your part may help resolve the problems. If the problems prove to be beyond
your capability, you had better hand it over to a professional qualified technician.
Troubles
Possible Causes
Suggested Solutions
(for reference)
No power
The power cord has not been well
connected
Plug the power cord into the outlet tightly
and turn on the power; if no power still, turn
off the power again, and turn it on in 5-10
minutes.
Can not scan programs
The antenna is not adjusted well
Adjust the antenna or use an outdoor anten
-
na
Use antenna incorrectly
Use an antenna with 75 Ω impedance input
Parameter input incorrectly
Input Frequency, Bandwidth parameter
correctly
No picture
Output cord connect incorrectly
Connect the output cord correctly
The video output mode of the unit is
different from the mode of monitor
Reset the working mode
No color
Output cord connect incorrectly
Connect the output cord correctly
The video output system of the unit
is different from the mode of monitor Reset the working system
Image distortion at chan-
nel 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 a normal range
The remote sensor is pointed to by
bright light
Place the unit elsewhere for a change
Audio sound and subtitle
language are not the cho-
sen items
Has not chosen the right sound
channel
Press the Audio button to shift the channel
No sound at all
The unit is in a mute status
Cancel the mute
Volume set at a too low level
Augment the volume
Cable connected incorrectly
Connect the cable correctly
No sound by chance
There might be a short circuit
Correct the output-cable connection, and
turn on it.
In mute state
Cancel the mute
Stay asleep
Turn on the unit
Serious distortion or can
not receive signal nor-
mally
Too much interferential signal
Adjust the antenna.
Summary of Contents for DVBT 702 PVR
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