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Subject : 
KA7169 / Firmware downgrade failed
 
Description : 
KA7169 cannot be downgraded to v1.5.146, only can be downgraded to v1.6.156
 
Solution : 
There is H/W revision on KA7169. 
The newer KA7169 only can use v1.6.156 or later version，it can not downgraded to v1.5.146. 
 
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