Brother BE-438F - Manual (Page 55)

6. USING THE OPERATION PANEL (ADVANCED OPERATIONS)
46 KE-430F, BE-438F
No. Setting range Setting items Default
Assignment to F1 key
407
1 to 999, C01 to C30
If memory switch No. 406 = 3, operation switches to the program
number which has been set. 1
Assignment to F2 key
408
1 to 999, C01 to C30
If memory switch No. 406 = 3, operation switches to the program
number which has been set.
Assignment
to F1 key
Assignment to F3 key
409
1 to 999, C01 to C30
If memory switch No. 406 = 3, operation switches to the program
number which has been set. 3
Assignment to F4 key
410
1 to 999, C01 to C30
If memory switch No. 406 = 3, operation switches to the program
number which has been set. 4
Thread nipper device
OFF Disable 500
ON Thread nipper device can be used. (*5)
OFF
*5: The setting is enabled when memory switch No. 100 is set to “ON”, the slow start pattern is set to Lo8 or Lo9 and when
the sewing speed value is set to 1500 sti/min or more.