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10. Appendix
GB79
User’s Manual
Error message Possible causesWhat to do
CI module not
installed.
CI module is not installed. Insert CI module.
CI module is not inserted correctly Reinsert CI module.
CI module is not recognized.
Insert a di erent CI module to check if
your existing module is working.
Invalid CI module
Wrong CI module. Insert the correct CI module.
CI module is not inserted correctly. Remove and reinsert the CI module.
CI module is damaged Replace CI module.
Short LNB
LNB cable is short. Replace LNB Cable.
LNB is internally short. Replace LNB.
Alien substance is inserted in LNB IN
port and port may be damaged.
Remove the alien substance and
contact local service center in case
damaged has occurred.