Kutsekera kwa khoma ndikosavuta kukhazikitsa ndikugwira ntchito ndi ma switch ambiri okhala ndi khoma.Amakhala ndi mawonekedwe ofiira owoneka bwino komanso chivundikiro chowonekera chomwe chimalepheretsa zosinthira pakhoma kuti zisalowedwe ndikuzitsekera pamalo "pa" kapena "kuzimitsa".