Download  Print this page

Connectors - Brother BAS-411 Service Manual

Single head electronic embroidery machine.
Hide thumbs

Advertisement

[II
Connectors
1.
Main circuit board connectors
Refer to the control block diagram to check the connector locations.
Connector
Connecting point
Drive signals
Symptoms resulting from bad
No.
connection
P1
Not available
-------------------- ----------------------------
P2
Main circuit board- Solenoid
Solenoid drive signal
Solenoid does not operate.
P3
Main circuit board
+
SV (whole control PCB)
· Control function does not operate well, or
-Power supply equipment
does not operate at all.
+
12V (RS232C)
• Communication function does not work.
- 12V (RS232C)
+
60V (Solenoid)
• Solenoid does not operate.
P4
Main circuit board
Pulse motor control signal
• X-axis pulse motor does not run.
- PMD circuit board
(P1)
• Y-axis pulse motor does not run.
• Pulse motor for needle bar replacing does
not run. (Needle bar does not move.)
PS
Main circuit board
Sewing machine motor control
· Sewing machine motor does not run.
-Sewing machine motor
signal
• Thread trim mer does not function .
circuit board
(P3)
·Overload
P6
Not available
-------------------- ----------------------------
P7
Main circuit board
needle movement possible
• Improper needle bar position (Needle bar
-Synchronizer circuit board
needle location signal
case does not move.)
· Needle bar case locking
· Improper needle bar case position
• Improper needle bar position (Wrong
needle bar is selected.)
P8
Main circuit board
Mechanical area over signal
• When power is turned on, "area over" is
- Overtravel sensor
displayed although the needle is in the
sewing area.
• During sewing, "area over" is displayed
although the needle is in the sewing area.
pg
Main circuit board
Y-axis center detection
· When power is turned on, "area over" is
- Y home position sensor
displayed.
P10
Main circuit board
X-axis center detection
· When power is turned on, "area over" is
-X home position sensor
displayed.
P11
Main circuit board
Needle thread breakage signal
· Thread breakage detector does not activate.
-Thread sensor (Thread
• Thread breakage detector always activates.
breakage detector)
-67-
From the library of: Superior Sewing Machine & Supply LLC

Advertisement

   Related Manuals for Brother BAS-411

This manual also for:

Bas-415

Comments to this Manuals

Symbols: 0
Latest comments:
  • #unknown Nov 03, 2017 02:18:
    Hola quiero una parte de bas 415