Brother HL-1870N - Base Plate; Engine PCB ASSY; High-Voltage Power Supply PCB ASSY

CHAPTER 4 DISASSEMBLY AND RE-ASSEMBLY
4-56
3.19 Base Plate
(1) Turn the main frame upside down.
(2) Remove the five bind B M4x10 Taptie screws and four cup S tite 3x6 screws from the
base plate.
(3) Slide the base plate to the rear of the printer to remove it.
Fig. 4-85
3.20 Engine PCB ASSY / High-voltage Power Supply PCB ASSY
(1) Remove the two bind B M4x10 Taptite screws to remove the PCB insulation sheet.
Fig. 4-86
Taptite, bind B M4x10
Screw, cup S tite 3x6
Base plate
Main frame
Taptite, bind B M4x10
PCB insulation sheet
Main frame
Screw, cup S tite 3x6