Omron NJ-series User Manual page 486

Errors Related to Controller Operation
Event code Event name
1020 0000 hex User Pro-
gram/Con-
troller
Configura-
tions and
Setup Trans-
fer Error
1021 0000 hex Illegal User
Program
Execution ID
1024 0000 hex Illegal User
Program
1025 0000 hex Illegal User
Pro-
gram/Con-
troller
Configura-
tions and
Setup
NJ-series CPU Unit Software User's Manual (W501)
Meaning Assumed cause
The user program • The user program or Controller
or Controller Con- Configurations and Setup are
figurations and not correct because the power
Setup were not supply to the Controller was
transferred cor- interrupted during a download
rectly. of the user program or the Con-
troller Configurations and
Setup.
• The user program or Controller
Configurations and Setup are
not correct because the power
supply to the Controller was
interrupted during online edit-
ing.
• The user program or Controller
Configurations and Setup are
not correct because the power
supply to the Controller was
interrupted during a Clear All
Memory operation.
• The user program or Controller
Configurations and Setup are
not correct because the power
supply to the Controller was
interrupted during a restore
operation.
• Non-volatile memory failed.
The user program • The user program execution
execution IDs set in IDs set in the user program and
the user program in the CPU Unit do not match.
and in the CPU Unit
• A user program execution ID is
do not match.
set in the CPU Unit but not in
the user program.
The user program • There are more than 8 nesting
is not correct. levels for functions or function
blocks.
The upper limit of • The upper limit of the data size
the usable memory was exceeded.
was exceeded or
• The main memory capacity was
the user program or
exceeded.
Controller Configu-
• Non-volatile memory is deterio-
rations and Setup is
rating or has failed.
corrupted.
12 Troubleshooting
Level
Maj Prt Min Obs Info

page 12-28

page 12-29

page 12-29

page 12-30
Reference
12
12-15