2 ] Removing The Cutter Case Assy And Cutter Board And Separating The Bottom Cover From The Upper Cover - Brother PT-1050 Service Manual

[ 2 ] Removing the Cutter Case ASSY and Cutter Board and Separating the Bottom
Cover from the Upper Cover
(1) Pull out the cutter case ASSY and cutter board.
(2) Remove the five screws from the bottom cover.
Figure 3.1-3 Removing the Cutter Case ASSY, Cutter Board and Screws from the Bottom Cover
(3) Discharge the capacitor mounted on the main PCB by touching both the + and -
terminals (of the main PCB ASSY) with a tweezers. (See Figure 3.1-4 on the next
page.)
(4) Open the bottom cover and disconnect the head flat cable from the main PCB.
(5) Remove the cutter sensor arm and its spring from the upper cover.
(6) Release the two grounding wires (that ground the key PCB) from the frame ASSY by
removing the two screws.
(7) Remove the adhesive tape ("a") that secures the switch ASSY leads to the bottom
cover. Then unhook the switch ASSY (cassette sensor switches) from the three
latches and take it out of the bottom cover.
(8) To separate the bottom cover from the upper cover completely, you need to unsolder
the motor leads from the main PCB (refer to "[ 3 ] Removing the Frame ASSY and
Cutter Lever") and remove the + and - terminal ASSYs from the bottom cover (refer
to "[ 4 ] Removing the Terminal Press Cover and Releasing the - Terminal ASSY").
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