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joel
03-28-2015, 01:32 PM
I don’t know what to call these “shadows” on the N or what caused them. Your help is appreciated.

willbrooks
03-28-2015, 02:43 PM
It's die deterioration.

jfines69
03-28-2015, 03:23 PM
I agree with Will... Also you will see that on nearly all outer devices if the die is near its end of usefull life!!!