Janome 6260QC Service Manual page 24

Step and items
to check
Press the needle up/down button,
07)
LED displays "07" for one second.
Upper shaft
Turn the hand wheel toward you to
sensor
raise and lower the needle to its
highest and lowest positions.
08) Press the needle up/down button.
LED displays "08" for one second.
Sewing speed
Turn the hand wheel clockwise by
sensor
hand and check the counter value
on the LED.
(The LED blinks to indicate a
counter value of 100.)
09)
Press the needle up/down button,
LED displays "09" for one
Slide volume
second.
Slide the speed control lever from
the left to the right, then return it
to the left.
10) Press the needle up/down
button. The LED displays "10"
Foot control
for one second.
Depress the foot control down
all the way and release it.
Press the needle up/down button,
11)
the LED displays "11" for one
Zigzag motor
second.
Press the start/stop
Button
○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○
Feed motor Turn the hand wheel toward you
to lower the needle to its lowest
position, then press start/stop
button.
12) Press needle up/down button,
LED indicates "12" for one
DC motor
second.
Press foot control
Procedure
○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○
Correct Condition
When the needle is at the
highest position, LED displays
"H.L".
When the needle is at the
lowest position, LED displays
"L.H".
When the needle is halfway,
LED displays "L.L.
LED displays "00" first and the
indicated value increases as
you turn the handwheel.
(When the value reaches 100,
it will return to "00" and one
mode LED lights up. For
example, 2 mode LEDs and
"78" means "278".)
The maximum value
should be 370 to 390.
When the speed control lever
is at the left, LED displays "00".
The indicated value
(hexadecimal) increases as
you move the speed control
lever to the right, and finally it
shows "FF" when the lever
reaches the right-most
position.
When the foot control is not
depressed, LED should display
"F0" to "FF" (hexadecimal value).
When the foot control is fully
depressed, LED should display
"05" to "2F".
When the foot control is
disconnected, LED should show
"00" to "04".
LED displays "bS".
Zigzag motor is set to the initial
position. (Needle centered)
○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○
LED displays "FS".
Feed motor is set to the initial position.
(Stitch length: 0)
LED displays "dc".
Machine runs at the speed set by the
speed control lever.
Full left: 80Å`100 spm
Full right: 800Å`840 spm.
22
Defective Condition
LED display is different from that
shown to the left.
1. Adjust upper shaft shield
plate.
2. Replace upper shaft
sensor.
3. Replace A-board
LED display is different from
that shown to the left.
1. Replace DC motor
2. Replace A-board
LED display is different from
that shown to the left.
1. Replace slide volume.
2. Replace A-board.
LED display is different from
that shown to the left.
1. Replace foot control.
2. Replace machine socket.
3. Replace A-board.
LED display is different from that
shown to the left.
If LED displays "E1",
replace the zigzag
motor or A-board.
○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○ ○
LED display is different from that
shown to the left.
If LED displays "E2",
replace the feed motor
or A-board.
LED display is different from that
shown to the left.
If LED displays "E2",
replace the feed motor
or A-board.
Machine does not run,
LED displays "Lo".
1. Replace DC motor
2. Replace A-board.
○ ○ ○ ○ ○ ○ ○ ○ ○ ○