Disassembling Sigma 24-70mm F2.8 EX DG Macro Lens Zoom bearing

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Disassembling Sigma 24-70mm F2.8 EX DG Macro Lens Zoom bearing: crwdns2935265:00crwdnd2935265:01crwdnd2935265:02crwdne2935265:0

Disassembling Sigma 24-70mm F2.8 EX DG Macro Lens Zoom bearing: crwdns2935265:00crwdnd2935265:02crwdnd2935265:02crwdne2935265:0

Unscrew the top part and detach it.
Unjoin cables. Be careful; they're delicate, and easily torn.
Try to avoid touching sensitive electronic components.
Unfasten the screws that hold the circuit board in place, and separate it from the rest of the lens assembly.

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