Slow Start; Correction Sewing; Initialization Method - Brother S-7220B Instruction Manual

8. USING THE CONTROL BOX PANEL (ADVANCED OPERATIONS)

8-3. Slow start

The first two stitches sewn after the thread is trimmed are sewn at a speed of 700 rpm. After this, the sewing speed
corresponds to the treadle depression amount.
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2

8-4. Correction sewing

This sews at slow speed (220 rpm) while the actuator is being pressed when the sewing machine is stopped.
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2

8-5. Initialization method

This returns the control box panel settings to the factory default settings.
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2
(Display turns off)
(5 seconds or more)
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1. Press the start backtack key (4) so that "S" is displayed in
the top row of the stitch number display.
2. Press the end backtack key (2) to set the value in the
bottom row of the stitch number display.
Slow start disabled
Slow start enabled
Set DIP switch -3 to ON.
(The settings will be locked.)
1. Press the start backtack key (4) so that "c" is displayed in
the top row of the stitch number display.
2. Press the end backtack key (2) to set the value in the
bottom row of the stitch number display.
Correction sewing disabled
Correction sewing enabled
Set DIP switch -3 to ON.
(The settings will be locked.)
1.
Press the start backtack key (4) so that "r" is displayed in
the top row of the stitch number display.
2.
Press the end backtack key (2) to set the value in the
bottom row of the stitch number display to "1".
1. Then, press and hold the end backtack key (2) for 5
seconds or more. (The display will turn off.)
2. After this, "Ar" will flash and the initialization will be
complete.
Set DIP switch -3 to ON.
(The settings will be locked.)
S-7220B
3147M
3148M
3149M
3150M