crwdns2933423:0crwdne2933423:0
crwdns2918538:0crwdne2918538:0

crwdns2934241:0crwdne2934241:0 Sophia

crwdns2934249:0crwdne2934249:0:

It's not caused by broken off cover flap and the cover flap can be repalced by http://www.witrigs.com/replacement-parts-usb-data-volume-rocker-microsd-headphone-jack-block-covers-for-sony-xperia-z-black

As for the headphone, have you tired change a pair of headphones? And before you repairing the motherboard, what other you can try is replace the headphone jack.

crwdns2915684:0crwdne2915684:0:

open