Brother International S-7200B Service Manual - Page 15

FUNCTION SETTINGS OPERATION PANEL, Function No. 29, NOTE 8 Adjustment of Function No. 39 is necessary.

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3. FUNCTION SETTINGS (OPERATION PANEL) Function No. 29 − 40 No. Initial value 29* 0 30 150 (ms) 31 0 32 300 (ms) 33 0 34 0 or 1 35 0 180 36 (seconds) (3 minutes) 37 0 38 (NOTE 12) 39 (NOTE 13) 40 (ms) 12 40 0 Setting range 0 - 3 0 - 500 (ms) 0 - 1 10 − 990 (ms) 0 - 1 0 - 1 0 - 1 0 - 240 (seconds) 0 - 1 20 - 120 (ms) 10 - 12 0 - 1 Setting details Actuator function while sewing machine is stopped 0: None 1: Solenoid-type presser foot lifter is raised (alternating**) 2: Solenoid-type presser foot lifter is raised (momentary**) 3: Quick reverse mechanism operates Delay time until motor starts operating when using automatic presser lifter and the presser foot is raised when sewing starts Stopping during start backtacking and speed during start backtacking 0: When treadle is returned to neutral, start backtacking finishes and then operation stops, and the speed is the start backtacking (constant) speed 1: When treadle is returned to neutral, stopping is possible while start backtacking is in progress, and the start backtacking speed corresponds to the treadle depression amount (low speed up to start backtacking speed) Presser foot lifter solenoid fully ON time Operation during pleat sewing setting 0: Reverse sewing operation when actuator switch is ON 1: Fixed stitch sewing operation when actuator switch is ON (fixed stitch sewing recall function) [Do not change this setting] Presser foot soft down mode 0: Automatic mode (See NOTE 8) 1: Manual mode (See NOTE 9) Presser foot lift time 0: No timer function (does not drop) 1−240: Presser foot drops after set time Automatic presser foot lifter type 0: Solenoid type (See NOTE 10) 1: Pneumatic type (See NOTE 11) Delay time for presser foot lifter solenoid to turn on after presser foot drop command Voltage detection constant for presser foot lifter solenoid to turn on after presser foot drop command Operation after knee switch is used to raise and lower presser foot (See NOTE 14) 0: Presser foot cannot be raised and lowered by depressing the treadle backward 1: Above operation is possible (NOTE 8) Adjustment of Function No. 39 is necessary. (NOTE 9) Adjustment of Function No. 38 is necessary. (NOTE 10) Duty during chopping can be changed using Function No. 115. (NOTE 11) Duty during chopping can be changed using Function No. 116. (NOTE 12) Only enabled when Function No. 35 is set to "1". (NOTE 13) Only enabled when Function No. 35 is set to "0". If set to "10", response is fastest and operating noise is greatest. (NOTE 14) Setting is only enabled when DIP switch 1 is set to OFF. *... Enabled if the control box model is MD-741A/ 751A. **... (Alternating): The presser foot is raised or lowered each time the optional actuator is pressed. (Momentary): The presser foot is raised only while the optional actuator is being pressed. S-7200B 8

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S-7200B
3. FUNCTION SETTINGS (OPERATION PANEL)
8
Function No. 29
−
40
No.
Initial value
Setting range
Setting details
29*
0
0
–
3
Actuator function while sewing machine is stopped
0: None
1: Solenoid-type presser foot lifter is raised (alternating**)
2: Solenoid-type presser foot lifter is raised (momentary**)
3: Quick reverse mechanism operates
30
150
(ms)
0
–
500
(ms)
Delay time until motor starts operating when using automatic presser lifter
and the presser foot is raised when sewing starts
31
0
0
–
1
Stopping during start backtacking and speed during start backtacking
0: When treadle is returned to neutral, start backtacking finishes and then
operation stops, and the speed is the start backtacking (constant) speed
1: When treadle is returned to neutral, stopping is possible while start
backtacking is in progress, and the start backtacking speed corresponds
to the treadle depression amount (low speed up to start backtacking
speed)
32
300 (ms)
10
−
990 (ms)
Presser foot lifter solenoid fully ON time
33
0
0
–
1
Operation during pleat sewing setting
0: Reverse sewing operation when actuator switch is ON
1: Fixed stitch sewing operation when actuator switch is ON
(fixed stitch sewing recall function)
34
0 or 1
0
–
1
[Do not change this setting]
35
0
0
–
1
Presser foot soft down mode
0: Automatic mode (See NOTE 8)
1: Manual mode (See NOTE 9)
36
180
(seconds)
(3 minutes)
0
–
240
(seconds)
Presser foot lift time
0: No timer function (does not drop)
1
−
240: Presser foot drops after set time
37
0
0
–
1
Automatic presser foot lifter type
0: Solenoid type (See NOTE 10)
1: Pneumatic type (See NOTE 11)
38
(NOTE 12)
40 (ms)
20
–
120 (ms)
Delay time for presser foot lifter solenoid to turn on after presser foot drop
command
39
(NOTE 13)
12
10
–
12
Voltage detection constant for presser foot lifter solenoid to turn on after
presser foot drop command
40
0
0
–
1
Operation after knee switch is used to raise and lower presser foot (See
NOTE 14)
0: Presser foot cannot be raised and lowered by depressing the treadle
backward
1: Above operation is possible
(NOTE 8) Adjustment of Function No. 39 is necessary.
(NOTE 9) Adjustment of Function No. 38 is necessary.
(NOTE 10) Duty during chopping can be changed using Function No. 115.
(NOTE 11) Duty during chopping can be changed using Function No. 116.
(NOTE 12) Only enabled when Function No. 35 is set to “1”.
(NOTE 13) Only enabled when Function No. 35 is set to “0”. If set to “10”, response is fastest and operating noise is greatest.
(NOTE 14) Setting is only enabled when DIP switch 1 is set to OFF.
*…
Enabled if the control box model is MD-741A/ 751A.
**…
(Alternating): The presser foot is raised or lowered each time the optional actuator is pressed.
(Momentary): The presser foot is raised only while the optional actuator is being pressed.