Step 5 : Release all the catches.
Disassembly of Tact Switch P.C.B.
Step 6 : Remove all the screws.
Step 7 : Remove the Volume Knob.
Step 8 : Release the Catches.
11.7 Disassembly of Rear Panel
Follow the (Step 1) - (Step 6) of Item 11.2.
Follow the (Step 1) - (Step 3) of Item 11.3.
Follow the (Step 1) - (Step 4) of Item 11.5.
Step 1 : Remove all the screws.