40
Problem
Possible Reasons
What to do
Signal is too strong.
Connect a signal
attenuator to the LNB
input.
Signal is too weak.
Change to a larger dish.
LNB noise figure is too
high.
Change a LNB with lower
noise figure.
The LNB is defective
Change a LNB.
Signal is good. But No picture and
no audio on decoding output
The picture and audio are
scrambled.
Insert correct CAM and
authorized smart card to
descramble the programs.
Cannot have access to the IRD
through WEB UI
IP setting
Check whether the
management PC IP and
the IRD IP have been set
to be in same section.
Network cable problem
Make sure the cable is
good one and connect well
to the IRD management
port.
Cannot Decrypt Programs.
Haven’t selected decrypted
programs or select
incorrectly.
Select decrypted programs
to be correctly.
CAM Modular Error.
Change for another CAM.
Smart Card doesn
’t have
authorization
Change for an authorized
smart card
Incorrect insertion of CAM
or Smart card.
Correctly insert CAM and
Smart card.
