Janome SKYLINE S6 Service Manual page 39

STEP AND
PROCEDURE
ITEMS TO
CHECK
Attach the foot control to the
08)
machine.
FOOT
Depress the foot control as far as
CONTROL
it goes, then release it.
If the result is correct condition,
press the start/stop button to
proceed the next step.
If the result is defective condition,
press the reverse stitch button to
proceed the next step.
09) Attach the thread cutter switch to
FOOT CUT
the machine.
(THREAD
Depress the thread cutter switch
CUTTER
as far as it goes, then release it.
SWITCH)
If the result is correct condition,
press the start/stop button to
proceed the next step.
If the result is defective condition,
press the reverse stitch button to
proceed the next step.
Shift the slide volume from left to
10)
SLIDE
right, then return to the left.
VOLUME
If the result is correct condition,
press the start/stop button to
proceed the next step.
If the result is defective condition,
press the reverse stitch button to
proceed the next step.
11) Press the needle up/down button.
DC MOTOR
If the result is correct condition,
press the start/stop button to
proceed the next step.
If the result is defective condition,
press the reverse stitch button to
proceed the next step.
Diagnosis test
CORRECT CONDITION
LCD displays "08" and "FC".
The foot control symbol appears when
the foot control is attached.
Buzzer sounds when the foot control is
deeply depressed or released.
Buzzer sounds when the foot control is
connected or disconnected.
LCD displays "09", "Fcut" and "-oFF".
Buzzer sounds and "--on" appears
when the thread cutter switch is deeply
depressed.
LCD displays "10" and "Slide".
Buzzer sounds and " " mark appears at
the leftmost position.
Buzzer sounds and " " mark appears at
the rightmost position.
LCD displays "11" and "DC".
Machine runs slow, then fast, and the
needle bar stops at its highest position.
37
DEFECTIVE CONDITION
The foot control symbol
does not appear.
Buzzer does not sound.
–REMEDY–
Replace the foot control.
Replace the machine
Foot control
socket (foot control
symbol
socket).
Replace the circuit board
A.
Buzzer does not sound.
LCD does not display the
"Fcut--on" .
–REMEDY–
thread
Replace the
cutter switch
.
Replace the machine
thread cutter
socket (
switch
socket).
Replace the circuit board
A.
Buzzer does not sound.
The " " marks appears
in opposite way.
The " " marks does not
appear.
–REMEDY–
Replace the circuit board
A.
The machine motor does
not start.
The motor runs unstable.
–REMEDY–
Replace the DC motor.
Replace the circuit board
A.