i have raioshack 5-in-one remote. using with a sharp vcr vc-H965 which i can't fin a manual for. anyway when setting timer record instructions on tv display says to hit set button in order to enter settings. this remote oes't have a set button. if i just turn the vcr off as some vcr's call for an there set to recordwhen i turn back on the settings an correct time are gone. any suggestions would be appreciated.