Omron CP1L Operation Manual page 595

Error Classification and Confirmation
CPU Unit Indicators and Error Meanings in RUN or MONITOR Mode
Auxiliary Area
Indicator CPU
error
POWER Lit
RUN Not lit
ERR/ALM Lit
INH Not lit
PRPHL ---
BKUP ---
■ Error Code Storage Word
The error code is stored in A400 when an error occurs. If two or more errors
occur at the same time, the most serious error will be stored.
■ Error Flags
Flags that indicate the type of error are allocated in the Auxiliary Area.
■ Error Information
This area indicates specific information on the meaning of error flags and pro-
vides information on error location and error details.
■ Fatal Errors
Error
Memory error
I/O bus error
Too many I/O error 80E1
Program error
Cycle time too long
error
FALS instruction
executed
■ Non-fatal Errors
Error
FAL instruction
executed
Flash memory
error
Interrupt task error 008B
PLC Setup error
Option Board error 00D1, 00D2
Battery error
CPU Fatal
standby error
Lit Lit
Not lit Not lit
Not lit Lit
--- ---
--- ---
--- ---
Error code Error flag
(A400)
80F1 A401.15
80C0 to 80C7, A401.14
80CA, 80CE,
80CF
A401.11
80F0 A401.09
809F A401.08
C101 to C2FF A401.06
Error code Error flag
(A400)
4101 to 42FF A402.15
00F1 A315.15
A402.13
009B A402.10
A315.13
00F7 A402.04
Section 10-1
Non- Peripheral port
fatal communica-
error tions error
Lit Lit
Lit Lit
Flashing ---
--- ---
--- Not lit
--- ---
Error information
Meaning
Memory error
location
I/O bus error
details
Details for too
many I/O error
Program error
details
---
---
Error information
Meaning
Executed FAL
number
---
Interrupt task
error unit num-
ber
Error Option
Board Flags
---
Output
OFF Bit
turned ON
Lit
Lit
---
Lit
---
---
Address
A403
A404
A407
A294 to A299
---
---
Address
A360 to A391
---
A426
A406
A424
---
561