Brother PT-1090 Service Manual page 19

Main PCB
Cassette
sensor
PCB
Key PCB
Cutter (Key contacts)
sensor
J1
AC adapter
(option)
Figure 2.2-1 Configuration of the Electronic Parts
LCD
CN1
Jumper
lead
wire
(black)
(red)
II - 10
Thermal head
Drive motor
(DC motor)
Negative (-) battery terminal
Positive (+) battery terminal