9-50 Structure and Assembly/Disassembly
3. Unscrew 4 M4 X 12 cross panhead screws to remove PC box.
4. Open the clip to remove the engine board PCBA. See Chapter 9.3.24.1 for details.
9.3.24.4 4D Module
1. See 9.3.24.3 Engine Board PCBA for details.
2. Unscrew 4 M3 X 8 cross panhead screws with screwdriver (M3, M4) to remove 4D assembly.
ngine board PCBA