I have a RB750r2 from a few weeks, for no reason stopped working. I have tried to do twice a netinstall with this result, it does not a reboot and if I try to restart it does not start, is it dead?

ENTERING TFTP LOOP
port: 43264
add pack advanced-tools-6.34.1-mipsbe.npk
sid 1
advanced-tools: 6.34.1
sid 16
sid 2
sid 3
sid 16
add pack calea-6.34.1-mipsbe.npk
sid 1
calea: 6.34.1
sid 16
sid 2
sid 3
sid 16
add pack dhcp-6.34.1-mipsbe.npk
sid 1
dhcp: 6.34.1
sid 16
sid 2
sid 3
sid 16
add pack gps-6.34.1-mipsbe.npk
sid 1
gps: 6.34.1
sid 16
sid 2
sid 3
sid 16
add pack hotspot-6.34.1-mipsbe.npk
sid 1
hotspot: 6.34.1
sid 16
sid 2
sid 3
sid 16
add pack ipv6-6.34.1-mipsbe.npk
sid 1
ipv6: 6.34.1
sid 16
sid 2
sid 3
sid 16
add pack lcd-6.34.1-mipsbe.npk
sid 1
lcd: 6.34.1
sid 16
sid 2
sid 3
sid 16
add pack lte-6.34.1-mipsbe.npk
sid 1
lte: 6.34.1
sid 16
sid 2
sid 3
sid 16
add pack mpls-6.34.1-mipsbe.npk
sid 1
mpls: 6.34.1
sid 16
sid 2
sid 3
sid 16
add pack multicast-6.34.1-mipsbe.npk
sid 1
multicast: 6.34.1
sid 16
sid 2
sid 3
sid 16
add pack ntp-6.34.1-mipsbe.npk
sid 1
ntp: 6.34.1
sid 16
sid 2
sid 3
sid 16
add pack openflow-6.34.1-mipsbe.npk
sid 1
openflow: 6.34.1
sid 16
sid 2
sid 3
sid 16
add pack ppp-6.34.1-mipsbe.npk
sid 1
ppp: 6.34.1
sid 16
sid 2
sid 3
sid 16
add pack routing-6.34.1-mipsbe.npk
sid 1
routing: 6.34.1
sid 16
sid 2
sid 3
sid 16
add pack security-6.34.1-mipsbe.npk
sid 1
security: 6.34.1
sid 16
sid 2
sid 3
sid 16
add pack system-6.34.1-mipsbe.npk
sid 1
system: 6.34.1
sid 16
sid 2
sid 3
sid 16
add pack ups-6.34.1-mipsbe.npk
sid 1
ups: 6.34.1
sid 16
sid 2
sid 3
sid 16
add pack user-manager-6.34.1-mipsbe.npk
sid 1
user-manager: 6.34.1
sid 16
sid 2
sid 3
sid 16
add pack wireless-cm2-6.34.1-mipsbe.npk
sid 1
wireless-cm2: 6.34.1
sid 16
sid 2
sid 3
sid 16
add pack wireless-fp-6.34.1-mipsbe.npk
sid 1
wireless-fp: 6.34.1
sid 16
sid 2
sid 3
sid 16
send key:
script:
~Installator()
~Installator()
~Installator()
~Installator()
~Installator()
~Installator()
changing RB750r2
recv bytes: 300
opcode: 1
htype: 1
hlen: 6
hops: 0
xid: 356a70f8
secs: 0
unused: 0
ciaddr: 0.0.0.0
yiaddr: 0.0.0.0
siaddr: 0.0.0.0
giaddr: 0.0.0.0
chaddr: e4:8d:8c:9e:47:68:
sname: (64)
file: (128)
cookie: 63538263
3c 09 4d 69 70 73 5f 62 6f 6f 74 ff 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 28 92 c4 7b 00 00 00 00 02 00 00 00 vend:

REQ RECEIVED:
ENTERING TFTP LOOP
port: 41800
change state 1
select calea 1
change state 3
select gps 1
change state 4
select hotspot 1
change state 5
select ipv6 1
change state 6
select lcd 1
change state 7
select lte 1
change state 8
select mpls 1
change state 9
select multicast 1
change state 11
select openflow 1
change state 12
select ppp 1
change state 16
select ups 1
change state 17
select user-manager 1
change state 18
select wireless-cm2 1
send key:
script:
~Installator()
~Installator()
~Installator()
~Installator()
~Installator()
~Installator()
changing RB750r2

Hi , try hardware reset