– 40 –
12. Selecting procedure of the key-lock function
Setting of the number of stitches for a pattern can be prohibited by enabling the key lock function.
1) Turn ON the power switch with
switch
❺
and
switch
❻
held
pressed.
2) "KEY LOCK" is displayed on indicators
Ⓐ
and
Ⓑ
with a blip to make the key-
lock function effective.
3) The panel returns to the normal oper-
ation after displaying "KEY LOCK" on
the indicators.
4) While the key lock function is effective, "KEY LOCK" is displayed on the indicators when turning the power ON.
5) When you carry out steps 1) to 3) in repetition, "KEY LOCK" is not displayed when turning the power ON and
the key lock function is rendered ineffective.
• KEY LOCK display when turning the power ON
Display appears: The key lock function is effective.
Display does not appear: The key lock function is ineffective.
13. Connection of the pedal of standing-work machine
❷
❶
❻
❺❹❸
❶
Ⓑ
Ⓐ
❷
❼
• In the case the operation is disabled Setting of the number of stitches for a pattern (
❹
)
• Functions that are operated in the same
procedure as in the case of normal opera-
tion state
Change of the sewing pattern (
❶
and
❷
)
Changeover of the reverse feed stitching (
❸
and
❺
)
Production support function (
❼
)
In the case the key lock function is effective, the operation of the panel will be as shown in the table below. (Pattern
indication number)
1) Connect the connector of PK70 to connector
❶
(CN39 : 12P) of SC-920.
2) Tighten the cord of PK70 together with other cords
with cable clip band
❷
attached to the side of the
box after passing it through the cable clamp.
(Caution) Be sure to turn OFF the power before con-
necting the connector.
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