If the receiver works with some input sources but not others , the problem could be with the cable (s) connecting the component (s) and the receiver. .
Ọ bụrụ na onye nata ahụ na-arụ ọrụ na ụfọdụ isi mmalite ma ọ bụghị ndị ọzọ, nsogbu ahụ nwere ike ịbụ na eriri (s) jikọtara akụkụ (s) na onye nata.