User manual

PART 1 • English
26
A.1 TROUBLESHOOTING
There may be various reasons for the abnormal operation of the receiver. Check the receiver
according to the procedures shown below. If the receiver does not work properly after checking it,
please contact the dealer. Don’t open the receiver cover. This may cause a dangerous situation.
Symptom Cause Remedy
The LED display on
front panel does
not light up.
The power cord is not plugged
in.
Check that the power cord is plugged in to
the wall outlet.
No picture or
sound
Wrong connection of the Audio/
Video output of the receiver to
TV.
Audio muting.
TV power off.
Connect the Audio/ Video output of the
receiver to TV correctly.
Press the MUTE button
Turn TV on.
No picture The receiver can’t receive
the signal
Incorrect values of some
tuner parameters
Wrong direction of the dish
Check the antenna cable, replace the cable,
or connect the cable to the receiver tightly
Set the values of the tuner parameters
correctly in the installation menu.
Check the signal strength with a spectrum
analyzer and adjust your dish correctly.
The remote control
does not work
The batteries of the remote
control are not inserted or
exhausted
Check whether the batteries are inserted
correctly in your remote control. Check
the batteries, and if exhausted replace the
batteries in the remote control
A.2 SPECIFICATIONS
Demodulator
Modulation: QPSK
Input Symbol Rate: 2 ~ 45 Ms/s
SCPC & MCPC signals from C & KU band satellites
Video Decoder
Profile level: MPEG-2 MP@ML
Input Rate: Max. 100 Mbits/s
Video Resolution: 720 x 576 (PAL), 720 x 480 (NTSC) pixels
Aspect Ratio: 4:3, 16:9