Can't accest recovery mode and factory reset

hy,last night i put my htc desire 816 one sim to charge ...after 4 hours he start to reboot every 1 minute ...cant reset ,cant enter in recovery mode ...for the last 2 weeks not installed new app...i tryed with fastboot to update recovery image...procces succesfull but doesn't change situation. who know any method to force reset ....? or wipe data with fastboot
***Tampered***
***Unlocked***
A5_UL PVT SHIP S-ON
HBOOT-3.19.0.0000
RADIO-1.101.1102.17.0506
PLEASE HELP ANYONE....

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