Xperia C5 ultra dead..only show red light but not blink

[rtbt0808]

Sony Xperia C5  Ultra dead, won't power on, no boot solution fix ,  only show red light but not blink... not connect with Xperia Companion... please help 

[kongkong]

hye, i also had the same problem with u..did u get that problem fix? i got this problem becoz i flash the wrong ROM for my xperia.. its totally dead right now.. only show red led with no blinking and pc doesnt recognized my fone 

[raafatmaher]

i have the same problem but i didnt flash with wrong ROM only update with expria companion