3-3
3 Error Tables
NJ-series Troubleshooting Manual (W503)
3-1 Errors by Source
3
3-1-2 Errors in the PLC Function Module
Errors for Self Diagnosis
Event code Event name Meaning Assumed cause
Level
Reference
Maj Prt Min Obs Info
00090000 hex DIP Switch
Setting Error
An error was
detected in the DIP
switch setting.
• There is an error in the DIP
switch setting.
S NJ-series
CPU Unit
Hardware
User’s Manual
(Cat. No.
W500)
000D0000 hex Internal NJ-
series Bus
Check Error
A fatal error was
detected on the
internal bus.
• Conductive material has gotten
inside.
• Noise
• The CPU Unit has failed.
S Same as
above.
000E0000 hex Non-volatile
Memory Life
Exceeded
The specified num-
ber of deletions for
non-volatile mem-
ory was exceeded.
Or, the number of
bad blocks in mem-
ory exceeded the
specified value.
• Non-volatile memory life
expired.
S Same as
above.
10010000 hex Non-volatile
Memory
Restored or
Formatted
An error was
detected in the non-
volatile memory
check and file sys-
tem recovery or for-
matting was
executed. Previous
files may have been
deleted.
• The Controller power supply
was turned OFF while the
BUSY indicator was lit.
• The power supply to the Con-
troller was interrupted momen-
tarily while the BUSY indicator
was lit.
S Same as
above.
10020000 hex Non-volatile
Memory Data
Corrupted
A file that must be
in non-volatile
memory is missing
or corrupted.
• The Controller power supply
was turned OFF while the
BUSY indicator was lit.
• The power supply to the Con-
troller was interrupted momen-
tarily while the BUSY indicator
was lit.
• The CPU Unit has failed.
S Same as
above.
10080000 hex Main Memory
Check Error
An error was
detected in the
memory check of
the main memory in
the CPU Unit.
• Conductive material has gotten
inside.
• Noise
• There is a software error.
• The CPU Unit has failed.
S Same as
above.
100C0000 hex
(Ver. 1.03)
Event Level
Setting Error
Th
e settings in the
ev
ent level setting
file are not correct.
• The event level settings are not
correct because the power sup-
ply to the Controller was inter-
rupted or communications with
the Sysmac Studio were dis-
connected during a download
of the event level settings.
• The event level settings are not
correct because the power sup-
ply to the Controller was inter-
rupted during a Clear All
Memory operation.
• Non-volatile memory failed.
S Same as
above.
00070000 hex Real-Time
Clock
Stopped
The oscillation of
the real-time clock
stopped. The real-
time clock is set to
an illegal time.
• The battery voltage is low.
• The battery connector has
come loose.
• The Battery is missing.
SU Same as
above.
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