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Good day my xperia z can't charge and can't turn on it has been 2 days now my battery was flat down empty and now i tried charging it in the pc and in the wall adaptor it doesn't show a red light nor a orange and still it doesn't charge but when i click the power button while it's plugged in the usb chord to the wall adaptor the red light appears only when i push the power button and when i didn't plug it and i hold the power button the red light appears blinking 3 times but still it won't turn on. can you please help me how to fix this ? It has been 7 days now since i used my phone i need to contact my sister from japan because of important matter help please. And i bought my phone in amazon. Tried charging it overnight still can't turn on and no life. tried power button + rocker volume up still nothing tried charging in pc still nothing it can't detect. Help please 
Good day my xperia z can't charge and can't turn on my battery was flat down empty and now i tried charging it in the pc and in the wall adaptor it doesn't show a red light nor a orange and still it doesn't charge but when i click the power button while it's plugged in the usb chord to the wall adaptor the red light appears only when i push the power button and when i didn't plug it and i hold the power button the red light appears blinking 3 times but still it won't turn on. can you please help me how to fix this ? It has been 7 days now since i used my phone i need to contact my sister from japan because of important matter help please. And i bought my phone in amazon. Tried charging it overnight still can't turn on and no life. tried power button + rocker volume up still nothing tried charging in pc still nothing it can't detect. Help please
Please try running a repair (this can be performed with the phone powered off):
To repair the phone software
1. Install PC Companion on a Windows PC from Support
2. In PC Companion, under Support Zone and click Start.
3. Under Phone Software Update, click Start.
4. Click repair phone.
5. Follow the on-screen instructions.
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when i connect it to the pc it says usb not recognized.
Are you doing so via the steps above, in other words not connecting till the last stage with the phone powered off whilst holding down the relevant button?
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have you had the phone near or in water ?
check under all the covers for pink colour on the water detection tab then get back here
okay wait i'll do it
sorry Sam I interdicted 
All good Geoff 
nope the phone "was" in good shape but after the battery run flat doesn't turn on 😕 and i tried the sony pc companion it says preparing computer software update then it says preparing when it's almost complete it goes back to phone/tablet software update where i click the start --.