Read Sony KDL-65W850A / KDL-65W855A Service Manual online
RB1G
CHASSIS
W850/855A
Troubleshooting
AYU2
l
t fl
3-1-4. No POWER: Ayu2 Replacement
RawNAND erase
replacement flow
Product SW rewrite
Recover?
Product
SW
iti
i
Yes
Recover?
SW writing issue
No
RawNAND erase
AYU2 replacement
Product SW write
RawNAND replacement
Product SW write
Recover?
No
Product SW write
Recover?
AYU2 issue
RawNAND issue
Yes
Yes
No
Note:
20
Board issue
No
Note:
(AYU2) – IC9000
(Brownie)- IC9001
(AYU2) – IC9000
(Brownie)- IC9001
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