1. Ukutshintsha kwinqanaba logutyulo.
2. Imigca yombane ephezulu iphazamisekile.
3. I-tube ye-laser iphukile okanye itshiswe.
4. Umbane welaser uphukile.
5. Ujikelezo lwamanzi “kubandakanywa nemibhobho yamanzi evaliweyo kunye neepompo zamanzi ezingasebenziyo”
6. Umgca wokungangeni manzi waphukile okanye uqhagamshelwano lubi.
7. Akukho galelo le-220V kwi-laser power supply.
8. Akukho mqondiso ovela kumbane we-laser "Intambo yesignali iphukile kwaye uxhumano lubi, i-relay elawula ukuphuma kokukhanya iphukile, ibhodi iphukile kwaye uxhumano lubi."
9. Ishafu yesibini engaphakathi ibambekile.