JUKI MO-6904S - Error codes

– 46 –
❹❸
Ⓑ
7-14.Errorcodes
In case of the following, check again before you judge the case as trouble.
In addition, there are the following error codes in this device. These error codes interlock (or limit function)
and inform the problem so that the problem is not enlarged when any problem is discovered. When you re-
quest our service, please conrm the error codes.
Phenomenon Cause Corrective measure
When tilting the sewing machine, the
buzzer beeps and the sewing ma-
chine cannot be operated.
When tilting the sewing machine
without turning OFF the power switch,
action given on the left side is taken
for safety sake.
Tilt the sewing machine after turning
OFF the power.
Solenoids for thread trimming, re-
verse feed, wiper, etc. fail to work.
Hand lamp does not light up.
When the fuse for solenoid power
protection has blown out
Check the fuse for solenoid power
protection.
Presser foot does not go up even
when auto-lifter device is attached.
Auto-lifter function is OFF. Select “FL ON” by auto-lifter function
selection.
Cord of auto-lifter device is not con-
nected to connector (CN37).
Connect the cord properly.
Sewing machine fails to run. Motor output cord (4P) is disconnect-
ed.
Connect the cord properly.
Connector (CN30) of motor signal
cord is disconnected.
Connect the cord properly.
[Checkingprocedureoftheerrorcode]
1) Turn ON the power switch with
switch
❸
held pressed.
2)
The latest error number is displayed
on indicator
Ⓑ
with a blip.
3)
Contents of previous errors can be
checked by pressing
switch
❸
or
switch
❹
.
(When the conrmation of the contents
of previous error advanced to the last,
the warning sound peeps in single
tone two times.)
(Caution)
When switch ❸ is pressed, the previous error code of the currently displayed one is
displayed. When
switch ❹ispressed,thenexterrorcodeofthecurrentlydisplayedone
is displayed.