RUJUKAN

 

https://www.emaze.com/@AQRRTCQA
https://blog.frlaptopservice.com/simptom-simptom-ram-dah-rosak/
https://blog.frlaptopservice.com/punca-punca-kerosakan-pada-hard-disk/ 
https://blog.frlaptopservice.com/punca-kerosakan-kipas-laptop-yang-anda-perlu-elak/
http://infotech.my/betong/?p=3008
http://wanville-it.blogspot.com/2013/01/ketahui-tanda-bateri-cmos-sedang-mati.html
https://ssktugasan.wordpress.com/2018/11/27/simtom-simtom-kerosakan-perkakasan-komputer/ 
https://ssktugasan.wordpress.com/2018/11/27/kendalian-pencetak/
https://ssktugasan.wordpress.com/2018/11/27/simtom-kerosakan-kendalian-pencetak/