Janome SKYLINE S6 Service Manual page 37

STEP AND
PROCEDURE
ITEMS T
O
CHECK
Turn on the power switch while
01)
FUNCTION OF simultaneously pressing the
LCD, BUZZER
needle up/down button and
AND LAMP
thread cutter button.
Press "1" key.
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.
02)
BUTTON
Press buttons 1 to 3.
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.
03)
Lower the buttonhole lever.
BUTTONHOLE
Move the buttonhole lever back
SENSOR
and forth.
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.
04) Move the bobbin winder spindle
to the right.
BOBBIN
WINDER Return it to the left.
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.
Diagnosis test
CORRECT CONDITION
Sewing lamp and LCD backlight lit.
LCD displays "----".
Buzzer sounds.
LCD displays symbols and numbers
and blinks.
Start/stop button blinks in red and
green.
LCD displays "02" and "KEY".
1
Buzzer sounds when button is
2
pressed. Button number is displayed
3
when the button is pressed.
LCD displays "F1" when button 1 is pressed.
LCD displays "F2" when button 2 is pressed.
LCD displays "F3" when button 3 is pressed.
LCD displays "03" and "BH".
When the buttonhole lever is pulled,
buzzer sounds and LCD displays BH
symbol.
When the buttonhole lever is pushed,
buzzer sounds and LCD displays BH
symbol.
LCD displays "04" and "BO".
When the bobbin winder spindle is
moved to the right, buzzer sounds and
the bobbin symbol appears on LCD.
When the bobbin winder spindle is
moved to the left, buzzer sounds and the
bobbin symbol disappears.
35
DEFECTIVE CONDITION
"1" button is not responding.
Sewing lamp does not lit.
LCD backlight does not lit.
LCD does not display.
Buzzer does not sound.
Machine lamp does not
turned on.
LCD does not display any
symbols or not in order.
–REMEDY–
Calibrate the key position
or replace the touch panel.
Replace the circuit board A.
Replace the machine lamp.
Replace the touch panel.
Replace the circuit board F.
Buzzer does not sound.
LCD does not display the
number correctly.
–REMEDY–
Replace the circuit board A.
Replace the circuit board F.
Buzzer does not sound.
BH symbol does not appear.
–REMEDY–
Adjust the BH lever sensor
BH symbol
position.
Replace the BH lever
sensor.
Replace the circuit board A.
Buzzer does not sound.
Bobbin symbol is not
displayed.
–REMEDY–
Adjust the bobbin winder
switch position.
Replace the bobbin winder
switch.
Replace the circuit board A.
Bobbin symbol