– 31 –
Following connectors are prepared on the front face of SC-910N. Connect the connectors coming from the machine
head to the corresponding places so as to fit the devices mounted on the machine head.
CN30 Synchronizer : it detects the needle bar position.
CN35 CP-170 panel : Various kinds of programmed sew-
ing can be executed.
(Refer to the Instruction Manual for each
CN31 Machine head connector 4P
CN42 External input/output connector : input/output of
up/down detection signal, rotation
prohibition signal, etc. is prepared.
CN48 Safety switch (standard) : When tilting the sewing
machine without turning the power
OFF, the op-
eration of the sewing machine is prohibited so as
to protect against danger.
Optional switch : by changing over the
internal
functions, 6 kinds of functions can be selected.
CN40 Presser foot lifter solenoid. (For automatic presser
foot lifter type only)
CN46 Machine head solenid : Thread trimming, reverse-
CN36 stitching solenoid, touch-back switch, etc.
CN47 Optional circuit board connection connector : Re-
quired when using JUKI standard bobbin thread
remaining amount detection sensor, etc.
CN39 Motor signal connector
CN32 Standing machine pedal : JUKI standard PK-70,
etc. Sewing machine can be controlled with the
external signal.
CN34 IP-110 panel (LCD panel) : Various kinds of pro-
grammed sewing can be executed.
CN45 Material end detection sensor ED-5, etc.
CN43 +24V (Option)
CN55
* By adding the optional unit A, the following optional devices
of JUKI standard can be connected.
CN128 Left/right needle detection
CN127 Thread holding, thread suction, thread drawing
CN122 Needle cooler (bottom fan)
CN121 Bobbin thread remaining amount detection
CN120 +24V external power source
CN123 Needle/bobbin thread remaining amount detec-
tion sensor
CN125 External interface I/F D/A Input
CN126 Left/right lock SW, LED
CN129 Thread holding, thread suction, thread drawing,
bobbin thread remaining amount detection
2. Method of connector connections (Rev. 02 and thereafter)
CN33 Synchronizer
CN38 CP-170 panel
CN32 Machine head connector 4P
CN42 External input/output connector
CN48 Safety switch
CN37 Presser foot lifter solenoid
CN36 Machine head solenid
CN47 Optional circuit board connection connector
CN30 Motor encoder
CN39 Standing machine pedal
CN34 IP-110
CN45 Material end detection sensor ED-5, etc.
CN55 +24V (Option)
There is no change in the optional unit.
1. Method of connector connections (Rev. 01)
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