Brother QL-1060N Service Manual page 72

(5) Assemble the power supply PCB, DC8V power PCB ASSY and heat sink DC8V onto the
under cover with the three screws.
Screws
Heat sink DC8V
DC8V power PCB ASSY
Fig. 3.2-29 Installing the Power Supply PCB and Main PCB (3)
(6) Assemble the fan into the under cover.
Fig. 3.2-30 Installing the Power Supply PCB and Main PCB (4)
Power supply PCB
III- 44
Screw
Inlet
Fan
Under cover