21
MODEL:eXperience 660
CONNECTOR DIAGRAM
REFER TO THE DIAGRAM FOR LOCATING THE CONNECTOR POST ON THE CIRCUIT BOARD.
TO DISCONNECT THE CONNECTORS:
1. Grasp the connector body with your fingers and pull.
Do not pull the lead wire, it may damage the contact sleeves inside the connector.
2. When disconnecting the machine socket and power transformer connectors, pull them while
pushing them toward the printed circuit board to unlock them.
TO CONNECT THE CONNECTORS:
1. Be sure to connect the connectors with the connector posts of the same color.
2. Position the connector correctly, then push it straight down until it locks in place.
A: MACHINE SOCKET (SECONDARY CIRCUIT)
B: ZIGZAG WIDTH MOTOR
C: FEED MOTOR
D: DC MOTOR
E: MACHINE SOCKET (PRIMARY CIRCUIT))
F: POWER TRANSFORMER (PRIMARY CIRCUIT))
G: POWER TRANSFORMER (SECONDARY CIR-
CUIT))
H: NEEDLE THREAD TENSION SWITCH
I: BUTTONHOLE SENSOR
J: LAMP
K: PRESSER FOOT LIFTER SWITCH
L: BOBBIN WINDER SWITCH
M: UPPER SHAFT SENSOR
N: PRINTED CIRCUIT BOARD "F"
O: PRINTED CIRCUIT BOARD "K"
Q: ARM LAMP
A
B
C
D
E
F
G
H
I
J
K
L
M
N
E
C
D
F
G
I
J
K
H
L
B
M
O
Q
Q
