JUKI LK-1942ZA5050, Instruction Manual And Parts List

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VII. SETTING OF THE DEVICE
1. List of setting items
Selecting
device
Item
Setting
range
Contents
Set value at the
time of shipment
T0
(Timer)
Needle thread
trimming time
1 to 50 Sets the period of time between the detection of the lower end by
the needle thread trimmer cylinder and the start of rising.
This value is set in increments of 0.1 s. (Set value: 5 → 0.5 s)
3
T1
(Timer)
Bobbin thread
trimming time
1 to 50 Sets the period of time between the detection of the extruding end
by the bobbin thread trimmer cylinder and the start of retraction.
This value is set in increments of 0.1 s. (Set value: 5 → 0.5 s)
3
T2
(Timer)
Heater tempera-
ture setting
0 to 200 Sets preheat time of the heater.
Thread trimming operation is not started until this time has passed.
This value is set in increments of 0.1 s. (Set value: 5 → 0.5 s)
0
DM0 Selection of
sewing machine
operation when
an error occurs
00000 Upon occurrence of a fault, the sewing machine is temporarily
stopped. Temporary stop cannot be cancelled unless the no bob-
bin-thread detection and stitch skipping detection are reset.
00000
00001 Even if a fault occurs, the sewing machine continues operation. It
should be noted, however, the next start of sewing will be disabled
unless the fault is reset.
DM1 Selection of
enable/disable
detection of stitch
skipping and
bobbin thread
00000 Enables the stitch skipping detection and bobbin thread detection 00000
00001 Disables the stitch skipping detection
00002 Disables the bobbin thread detection
00003 Disables the stitch skipping detection and bobbin thread detection
DM2 Selection of
enable/disable
of bobbin-case
confirmation
00000 Checks presence/absence of the bobbin case at the startup of sew -
ing machine
If the bobbin case is absent, the sewing machine cannot be started.
00000
00001 Does not check presence/absence of the bobbin case at the startup
of sewing machine
DM5 Number of stitch-
es for ignoring
stitch skipping
detection
0 to
65535
Sets the number of stitches to be sewn before stitch skipping detec-
tion is started
Stitch skipping is ignored from the start of sewing until the set num-
ber of stitches is reached.
00003
1) Press the key to select DM as a select-
ed device.
* When changing the timer, select T/C.
2) Specify the device number with the / key.
3) Keep the
key held pressed for three sec-
onds.
4) Press the key to blink the digit to be
changed.
5) Increase/decrease the numeric value with the
/ key to set a desired set value.
6) Keep the key held pressed for three
seconds to register the set value. Then, the
access window returns to the previous state.
Access window
DM
Selected
device
Device
number
Inside of
control panel
Rear face of
control panel
2. Setting procedure
Specified value Set value