JUKI AC-172N-1790AN Instruction Manual page 128

Error
code
E904
E905
E907
E908
E909
E910
E911
E912
-
E915
E916
E917
Description of error
Abnormality of solenoid power
When solenoid power of servo control p.c.b. fluctuates
± 15% or more.
Abnormality of temperature of heat sink for servo
control p.c.b.
When temperature of heat sink of servo control p.c.b.
is 85°C or more.
Zigzag width motor origin retrieval error
When origin sensor signal is not inputted at the time of
origin retrieval motion.
Y-feed motor origin retrieval error
When origin sensor signal is not inputted at the time of
origin retrieval motion.
Needle thread trimmer motor origin retrieval error
When origin sensor signal is not inputted at the time of
origin retrieval motion.
Presser motor origin retrieval error
When origin sensor signal is not inputted at the time of
origin retrieval motion.
Bobbin thread trimmer motor origin retrieval error
When origin sensor signal is not inputted at the time of
origin retrieval motion.
Sewing motor speed detection error
In the case the sewing machine motor malfunctions
Abnormality of communication between operation
panel and main CPU
When abnormality occurs in data communication.
Abnormality of communication between main CPU
and main shaft CPU
When abnormality occurs in data communication.
Failure of communication between operation panel
and personal computer
When abnormality occurs in data communication.
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How to Place of
recover recovery
Turn OFF the
power.
Turn OFF the
power.
Turn OFF the
power.
Turn OFF the
power.
Turn OFF the
power.
Turn OFF the
power.
Turn OFF the
power.
Turn OFF the
power.
Turn OFF the
power.
Turn OFF the
power.
Turn OFF the
power.