Akai LM-H17CLSA Service Manual page 16

6) Metallic Shield Removal :
6.1 Loosen 8 screws from Metallic Shield of Main-PCB . (Indicated as "H")
6.2 Remove Metallic Shield of Main-PCB from Main Bracket and then the
Main Board shows up.
I
7) MCU Removal (if need ) :
7.1 Clamp up the MCU by using an MCU clamp. (Indicated as " I ")
7.2 Put in new MCU and push fasten .
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