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(2) Table of memory switch functions
Various operations of the sewing machine can be set by programming the memory switch.
The initial setting values at the time of shipment differ with models.
(Level 1)
No. Function Setting range Initial value Remarks
U001
Max. sewing speed
(Speed can be set in a unit of 100 sti/min.)
400 to 3200 3200 For LK-1903B and LK-
1900BW set to 2700.
U002
Sewing speed of 1st stitch (With needle thread clamp)
(Speed can be set in a unit of 100 sti/min.)
400 to 1500 1500 For LK-1903BB set to
400.
U003
Sewing speed of 2nd stitch (With needle thread clamp)
(Speed can be set in a unit of 100 sti/min.)
400 to 3200 3200 For LK-1903BB set to
400.
U004
Sewing speed of 3rd stitch (With needle thread clamp)
(Speed can be set in a unit of 100 sti/min.)
400 to 3200 3200 For LK-1903BB set to
600.
U005
Sewing speed of 4th stitch (With needle thread clamp)
(Speed can be set in a unit of 100 sti/min.)
400 to 3200 3200 For LK-1903BB set to
1000.
U006
Sewing speed of 5th stitch (With needle thread clamp)
(Speed can be set in a unit of 100 sti/min.)
400 to 3200 3200 For LK-1903BB set to
2700.
U007
Thread tension of 1st stitch (With needle thread clamp)
0 to 200 200
U008
Thread tension at the time of thread trimming
0 to 200 0
U009
Changeover timing of thread tension at the time of thread
trimming
−6 to 4 0
U010
Sewing speed of 1st stitch
(Without needle thread clamp)
(Speed can be set in a unit of 100 sti/min.)
400 to 1500 400
U011
Sewing speed of 2nd stitch
(Without needle thread clamp)
(Speed can be set in a unit of 100 sti/min.)
400 to 3200 900 For LK-1903BB set to
400.
U012
Sewing speed of 3rd stitch
(Without needle thread clamp)
(Speed can be set in a unit of 100 sti/min.)
400 to 3200 3200 For LK-1903BB set to
600.
U013
Sewing speed of 4th stitch
(Without needle thread clamp)
(Speed can be set in a unit of 100 sti/min.)
400 to 3200 3200 For LK-1903BB set to
1000.
U014
Sewing speed of 5th stitch
(Without needle thread clamp)
(Speed can be set in a unit of 100 sti/min.)
400 to 3200 3200 For LK-1903BB set to
2700.
U015
Thread tension of 1st stitch
(Without needle thread clamp)
0 to 200 0
U016
Changeover timing of thread tension at the sewing start
(Without needle thread clamp)
−5 to 2 −5
U019
Selection of pedal
: Standard pedal : Standard pedal (2-step stroke)
: Optional pedal : Optional pedal (2-step stroke)
-
U020
Selection of start pedal
: Standard pedal : Optional pedal
-
U024
Optional pedal 1 operation
: OFF when depressing pedal again
:OFF when detaching from pedal
-
U025
Optional pedal 2 operation
: OFF when depressing pedal again
: OFF when detaching from pedal
-
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