Sony Mobile started to release the Android 5.0.2 Lollipop firmware update for the Xperia Z and Xperia ZR yesterday. The update was only live in select regions and only via OTA (over-the-air), rather than PC Companion. Well today it is the turn of the Xperia ZL (C65XX) and Xperia Tablet Z (SGP3XX).
Android Lollipop build number 10.6.A.0.454 is live for a number of variants of the Xperia ZL including the HSPA+ C6502 (Taiwan only) and LTE C6506 (USA). Likewise the Xperia Tablet Z has seen the update in Taiwan (SGP311, SGP321), Hong Kong (SGP321) and USA (SGP351).
Xperia ZL Android Lollipop update (10.6.A.0.454)
Xperia Tablet Z Android Lollipop update (10.6.A.0.454)