Brother P-touch PT-2730 Service Manual page 63

CAUTION: When handling the PCBs, put on the grounding wrist band. Failure to do
so might break LSIs and other electronic devices.
(2) Solder the two DC motor leads and the two cutter motor leads to the main PCB
ASSY.
(3) Hang the full cutter sensor leads on the hook "a", and connect the full cutter sensor
connector to the main PCB ASSY
(4) Connect the head ASSY FPC and the photo interrupter connector to the main PCB
ASSY.
(5) Set the ferrite core of the power PCB ASSY to the section "A".
NOTE: Pass the leads wound on the ferrite core through the inside of the hook "b",
and do not pass the power PCB ASSY leads wound on the ferrite core
through the upper side of the ferrite core.
NOTE: When wiring, pass the lead wires through the guide as shown the below figure.
Photo interrupter connector
DC motor leads
Photo interrupter
connector
Guide
Hook "b"
"A"
Figure 3.1-51 Soldering the Leads, and Connecting the FPC and the Connector
Full cutter sensor connector
Head ASSY FPC
DC motor leads
Ferrite core
Power PCB ASSY leads
III - 43
(Black)
(Red)
Main PCB ASSY
Main PCB ASSY
(Red)
(Black)
Cutter motor leads
Cutter motor leads
Hook "a"
Main PCB ASSY