Smps Board; Laser Scanning Unit (Lsu) - Samsung ProXpress M387 Series Service Manual

3.3.11. SMPS Board

1. Remove the right cover. (Refer to 3.3.1)
2. Unplug all connectors on the SMPS board.
3. Remove 4 screws.

3.3.12. Laser Scanning Unit (LSU)

1. Remove the middle cover. (Refer to 3.3.8)
2. Unplug 2 flat cables from the LSU.
3. Remove 3 screws.
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3. Disassembly and Reassembly
4. Release the SMPS board.
4. Release the LSU.
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