Sharp MX-M350 Service Manual page 120

3) Release the lock, and remove the MFP controller PWB unit.
4) Remove the screw, and remove the MFP controller PWB.
a-2. HDD (Option)
1) Remove the screw, and remove the right cabinet.
MX-M350/M450 N/U MAINTENANCE AND DETAILS OF EACH SECTION 7 - 74
2) Remove the connector, and remove the screw.
3) Pull out the HDD unit.
4) Remove the screw, and remove the HDD cover.
5) Remove the screw, and remove the HDD angle.
a-3. PCU PWB
1) Remove the screw, and remove the rear cabinet.