Brother BE-438F Sewing Machine User Manual


 
3. INSTALLATION
17
KE-430F, BE-438F
NOTE: Route the X, Y and work clamp pulse motor harnesses so that they do not touch the power supply P.C. board.
Connectors
Connection location on
main P. C. board
Cord clamps
X pulse motor encoder [5-pin] White P17 (X-ENC) (2)
Y pulse motor encoder [5-pin] Blue P18 (Y-ENC) (2)
Work clamp pulse motor encoder 5-pin Black P19 (P-ENC) (2)
Thread nipper pulse motor encoder 5-pin Red P20 (T-ENC) (2)
Machine head switch [3-pin] P14 (HEAD-SW) (2)
Machine head memory [6-pin] P16 (HEAD-M) (2)
Thread trimmer solenoid [6-pin] P2 (SOL1) (1)
Digital tension 4-pin P3 (SOL2) (1)
Thread clamp pulse motor [4-pin] Red P4 (TPM) (1)
X pulse motor [4-pin] White P21 (XPM) (1)
Y pulse motor [4-pin] Blue P22 (YPM) (1)
Work clamp pulse motor [4-pin] Black P23 (PPM) (1)
2289B
< Main P. C. board >
Lock the cord
clamp securely.
<Removal>
Press
the tab.
<Securing>