Brother PT-1900 Service Manual page 60

(7) Solder the six switch ASSY harnesses onto the main PCB unit.
Note: Be careful to the direction of the switch ASSY harness and not to stick out from the
designated place when soldering switch ASSY harness.
CAUTION: When soldering, use the lead-free solder.
(PT-1900/1910)
K0
K5
K4
K3
K2
K1
Switch ASSY harness
(PT-1850)
K0
K5
K4
K3
K2
K1
Switch ASSY harness
Black
Green
Red
Yellow
Blue
Orange
Main PCB unit
Black
Green
Red
Yellow
Blue
Orange
Main PCB unit
Fig. 3.2-12 Installing the Main Frame ASSY (2)
III-32
Main frame ASSY
Upper cover
Main frame ASSY
Upper cover