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B. How to use the detailed functions of bobbin counter
Bobbin counter is designed to check the remaining amount of the lower thread.
a. To use the counter, set detailed functions beforehand.
b. Detailed functions of bobbin counter
To use the bobbin counter function, first set the value of the parameter
(Group B, item 39).
0: Bobbin counter function not used
1: Bobbin counter function used
The default value is set at 0 . At this point, the bobbin counter will not start even
when the counter button in the program unit is set at bobbin counter function.
B-39
Select the bobbin counter function by pressing button to get the lamp flashing.
Press button and the display will change
as shown in the right.
bc stands for bobbin counter.
At this point, press button to change the display to UP . Press button again
to go back to the initial display of
3333 bt . Press again to change to bc as
explained in
. The display will change by pressing button.
[bc]
[UP]
[bt]
Bobbin counter. The value will go down from the set value during sewing.
(Initial value: 0, Set range: 0~9999, How to set: use / button)
This value will go up in proportion to the reduction ratio of bc (bobbin counter) Use this value to get the initial
value of
bc (bobbin counter)
(Initial value: 0, Set range: 0~9999, Set manual increase/decrease function with C/D button)
Back-tack function that is shown in the initial display
[ Caution ]
※Pay caution when using button and button, designed to perform special functions for bobbin counter.
button (Clear/Preset) : Press button when “bc”is shown on the display. Then the buzzer will go off and the current
value will be stored as indicated, and will change to the value of bobbin counter.
button (Store counter value) : Press button when “bc”or “UP”is shown on the display. The current indicated value
will be stored as value of bobbin counter.
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