crwdns2944620:0HP Pavilion dv7-4177nrcrwdne2944620:0
crwdns2934139:0crwdne2934139:0
crwdns2931223:0crwdne2931223:0
crwdns2931223:0crwdne2931223:0
screen is black and power bottom are flashing
crwdns2934197:0crwdne2934197:0 HP Pavilion dv7-4177nr crwdns2933315:00crwdne2933315:0
Screen showing only white colour
HP Pavilion dv7-4177nr crwdns2933315:02crwdne2933315:0
upgrading to the max
HP Pavilion dv7-4177nr crwdns2933313:01crwdne2933313:0