Self Diagnostic Sheet - ELNA 6001 Service Manual

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STEP PROCEDURE
Turn on the power switch while
01
simultaneously
7 Segment LED
needle up/down button and the
reverse button.
Press the reverse button five
times to select menu item "6".
Press
button: the LED indicates "01"
for one second.
If you don't press the reverse
button within 2.5 seconds, the
machine automatically reverts
to normal sewing mode.
02
Press needle up/down button,
MODE LED
LED displays "02" for
second.
Press needle up/down button,
03
LED displays "03" for
SWITCH
second.
Press buttons S1 to S8.
Press needle up/down button,
04
LED displays "04" for one
BOBBIN
second.
WINDER
SWITCH
05
Skip this step by pressing the
NOT
needle up/down button.
APPLICABLE
TO THIS
MODEL
Press needle up/down button,
06
LED displays "06" for one
BUTTONHOLE
second.
SENSOR
1.
2.

SELF DIAGNOSTIC SHEET

pressing
the needle up/down
•
Move the bobbin winder
spindle to the right.
•
Return it to the left.
Lower the buttonhole lever.
Move the buttonhole lever
back and forth.
CORRECT CONDITION
• Beep sounds when the buttons
the
are pressed.
• LED displays "8.8", and blinks in
1-sec intervals.
7-segment LED displays "Ld".
3 mode LED blink
one
intervals.
• LED indicates [-----].
one
• Button number is displayed
when the button is pressed.
•
LED indicates"II"
When the buttonhole lever
is pulled, LED displays "H".
When the buttonhole lever
is free (center).
When the buttonhole lever
is pushed LED displays H.
6
DEFECTIVE CONDITION
•
No beep sound.
•
Does not enter
Self-Diagnostic mode.
•
LED does not blink on or
off.
1. Replace A-board.
• LED does not blink.
in 1-sec.
1. Replace A-board
•
LED display is different
from that shown to the left.
•
1. Replace A-board.
LED display is different from that
shown to the left.
1. Adjust bobbin winder
switch position.
2. Replace bobbin winder
switch.
3. 3. Replace A-board.
LED display is different from that
shown to the left.
1. Adjust the buttonhole sensor
position.
2. Replace buttonhole sensor.
3. Replace A-board.