Brother PR655 Service Manual

Failure Investigation
for Electronic Parts
Failure Investigation for Electronic Parts
Failure Investigation
for Electronic Parts
5 - 17
The picker does not function normally.
The picker does not function normally.
Connect it properly.
N
Y
Y
Is the picker sensor's lead properly
connected to CN18 on the main
PCB?
Connect it properly.
N
Y
Is the picker motor's lead properly
connected to CN5 on the main
PCB?
Change the picker sensor PCB.
Y
Does the machine function normally
when the picker sensor PCB is
replaced with a reliable one?
N
Change the picker motor.
N
Is the resistance between pins 1 and 2,
and 3 and 4 of the picker motor 4.7 - 5.7Ω,
respectively, when the motor's connector
CN5 is removed from the main PCB?
Change the main PCB.

Brother PR655 Specifications

General

Number of Needles	6
Built-in Designs	25
USB Port	Yes
LCD Display	Yes
Type	Embroidery Machine
Built-in Fonts	28
Maximum Speed	1000 stitches per minute
Embroidery Area	300mm x 200mm