Kungani irejista yomsebenzisi kudivayisi ayikwazi ukuvula umnyango
1.Hlola ukuthi umsebenzisi useqenjini elilungile yini. Iqembu 0 alikwazi ukuvula umnyango. Iqembu 1 lingavula umnyango noma kunini.
2.Kwamanye amadivaysi ane-dual Relay out, hlola "imodi yokulawula i-Relay" kumenyu yedivayisi, i-relay isethwe ukuze ithi "Ring" noma "Umnyango uvuliwe".
3.Setha izwi ledivayisi libe ku-"0", bese uvala iwashi kudivayisi, ulalele ngokucophelela ukuze uhlole ukuthi ukhona yini umsindo ovulekile odluliswayo. Uma ungekho umsindo we-relay, mhlawumbe i-relay noma i-mainboard inephutha.