Omron NX701-1700 User Manual page 179

Event name Battery-backup Memory Check Error
Meaning An error was detected in the memory check of the battery-backup memory in the CPU Unit.
Source PLC Function Module or Motion Con-
trol Function Module
Error attributes Level
Effects User program
System-defined Variable
variables
_RetainFail
Cause and Assumed cause
correction
The battery voltage is low.
The battery connector has come
loose.
The Battery is missing.
Attached None
information
Precautions/ After you implement the above countermeasures, set the correct data for the variables with a Retain attribute and
Remarks memory for CJ-series Units in the DM, EM, and Holding Areas. You can change the event level to the observation
level. If you change the level to the observation level, recovery procedures are not required.
Event name SD Memory Card Invalid Type
Meaning The current SD Memory Card is not supported.
Source PLC Function Module
Error attributes Level
Effects User program
System-defined Variable
variables
_Card1Ready
Cause and Assumed cause
correction
An SD Memory Card that is not sup-
ported was inserted into the CPU
Unit.
Attached Attached information 1: "Not UHS-I" is displayed when the SD Memory Card does not support UHS-I.
information
Precautions/ None
Remarks
NX-series CPU Unit Hardware User's Manual (W535)
Source details
Minor fault Recovery
Continues. Operation
Data type
BOOL
Correction
Replace the Battery.
Reconnect the connector and make
sure it is mated correctly.
Install a Battery.
Source details
Observation Recovery
Continues. Operation
Data type
BOOL
Correction
Replace with an HMC-SD291 SD
Memory Card or an HMC-SD491 SD
Memory Card.
In the following case, replace with an
HMC-SD491 SD Memory Card.
• The NJ501- CPU Unit with
the hardware revision A and unit
version 1.15 or later.
5 Troubleshooting
Event code 10090000 hex
PLC Function Detection
Module: None timing
Motion Control
Function Mod-
ule: MC Common
Error reset Log category
The variables with a Retain attribute and memory for CJ-
series Units in the DM, EM, and Holding Areas were cor-
rupted. Normal user program execution or normal Unit
operation may not be possible.
Name
Retention Failure Flag
Prevention
Regularly replace the Battery.
Check for vibration and shock.
Install a Battery.
Event code 000F0000 hex
None Detection
timing
--- Log category
SD PWR indicator is not lit. Power supply to SD Memory
Card is stopped.
Name
SD Memory Card Ready Flag
Prevention
Use an HMC-SD291 SD Memory
Card or an HMC-SD491 SD Memory
Card.
In the following case, use an HMC-
SD491 SD Memory Card.
• The NJ501- CPU Unit with
the hardware revision A and unit
version 1.15 or later.
At power ON or
Controller reset
System
5
At power ON, at
Controller reset,
or when SD
Memory Card is
inserted
System
5 - 43